1 /* vi:set ts=8 sts=4 sw=4 noet: 2 * 3 * VIM - Vi IMproved by Bram Moolenaar 4 * 5 * Do ":help uganda" in Vim to read copying and usage conditions. 6 * Do ":help credits" in Vim to see a list of people who contributed. 7 * See README.txt for an overview of the Vim source code. 8 */ 9 /* 10 * normal.c: Contains the main routine for processing characters in command 11 * mode. Communicates closely with the code in ops.c to handle 12 * the operators. 13 */ 14 15 #include "vim.h" 16 17 static int VIsual_mode_orig = NUL; // saved Visual mode 18 19 #ifdef FEAT_EVAL 20 static void set_vcount_ca(cmdarg_T *cap, int *set_prevcount); 21 #endif 22 static int nv_compare(const void *s1, const void *s2); 23 static void unshift_special(cmdarg_T *cap); 24 #ifdef FEAT_CMDL_INFO 25 static void del_from_showcmd(int); 26 #endif 27 28 /* 29 * nv_*(): functions called to handle Normal and Visual mode commands. 30 * n_*(): functions called to handle Normal mode commands. 31 * v_*(): functions called to handle Visual mode commands. 32 */ 33 static void nv_ignore(cmdarg_T *cap); 34 static void nv_nop(cmdarg_T *cap); 35 static void nv_error(cmdarg_T *cap); 36 static void nv_help(cmdarg_T *cap); 37 static void nv_addsub(cmdarg_T *cap); 38 static void nv_page(cmdarg_T *cap); 39 static void nv_zet(cmdarg_T *cap); 40 #ifdef FEAT_GUI 41 static void nv_ver_scrollbar(cmdarg_T *cap); 42 static void nv_hor_scrollbar(cmdarg_T *cap); 43 #endif 44 #ifdef FEAT_GUI_TABLINE 45 static void nv_tabline(cmdarg_T *cap); 46 static void nv_tabmenu(cmdarg_T *cap); 47 #endif 48 static void nv_exmode(cmdarg_T *cap); 49 static void nv_colon(cmdarg_T *cap); 50 static void nv_ctrlg(cmdarg_T *cap); 51 static void nv_ctrlh(cmdarg_T *cap); 52 static void nv_clear(cmdarg_T *cap); 53 static void nv_ctrlo(cmdarg_T *cap); 54 static void nv_hat(cmdarg_T *cap); 55 static void nv_Zet(cmdarg_T *cap); 56 static void nv_ident(cmdarg_T *cap); 57 static void nv_tagpop(cmdarg_T *cap); 58 static void nv_scroll(cmdarg_T *cap); 59 static void nv_right(cmdarg_T *cap); 60 static void nv_left(cmdarg_T *cap); 61 static void nv_up(cmdarg_T *cap); 62 static void nv_down(cmdarg_T *cap); 63 static void nv_end(cmdarg_T *cap); 64 static void nv_dollar(cmdarg_T *cap); 65 static void nv_search(cmdarg_T *cap); 66 static void nv_next(cmdarg_T *cap); 67 static int normal_search(cmdarg_T *cap, int dir, char_u *pat, int opt, int *wrapped); 68 static void nv_csearch(cmdarg_T *cap); 69 static void nv_brackets(cmdarg_T *cap); 70 static void nv_percent(cmdarg_T *cap); 71 static void nv_brace(cmdarg_T *cap); 72 static void nv_mark(cmdarg_T *cap); 73 static void nv_findpar(cmdarg_T *cap); 74 static void nv_undo(cmdarg_T *cap); 75 static void nv_kundo(cmdarg_T *cap); 76 static void nv_Replace(cmdarg_T *cap); 77 static void nv_replace(cmdarg_T *cap); 78 static void nv_cursormark(cmdarg_T *cap, int flag, pos_T *pos); 79 static void v_visop(cmdarg_T *cap); 80 static void nv_subst(cmdarg_T *cap); 81 static void nv_abbrev(cmdarg_T *cap); 82 static void nv_optrans(cmdarg_T *cap); 83 static void nv_gomark(cmdarg_T *cap); 84 static void nv_pcmark(cmdarg_T *cap); 85 static void nv_regname(cmdarg_T *cap); 86 static void nv_visual(cmdarg_T *cap); 87 static void n_start_visual_mode(int c); 88 static void nv_window(cmdarg_T *cap); 89 static void nv_suspend(cmdarg_T *cap); 90 static void nv_g_cmd(cmdarg_T *cap); 91 static void nv_dot(cmdarg_T *cap); 92 static void nv_redo(cmdarg_T *cap); 93 static void nv_Undo(cmdarg_T *cap); 94 static void nv_tilde(cmdarg_T *cap); 95 static void nv_operator(cmdarg_T *cap); 96 #ifdef FEAT_EVAL 97 static void set_op_var(int optype); 98 #endif 99 static void nv_lineop(cmdarg_T *cap); 100 static void nv_home(cmdarg_T *cap); 101 static void nv_pipe(cmdarg_T *cap); 102 static void nv_bck_word(cmdarg_T *cap); 103 static void nv_wordcmd(cmdarg_T *cap); 104 static void nv_beginline(cmdarg_T *cap); 105 static void adjust_cursor(oparg_T *oap); 106 static void adjust_for_sel(cmdarg_T *cap); 107 static void nv_select(cmdarg_T *cap); 108 static void nv_goto(cmdarg_T *cap); 109 static void nv_normal(cmdarg_T *cap); 110 static void nv_esc(cmdarg_T *oap); 111 static void nv_edit(cmdarg_T *cap); 112 static void invoke_edit(cmdarg_T *cap, int repl, int cmd, int startln); 113 #ifdef FEAT_TEXTOBJ 114 static void nv_object(cmdarg_T *cap); 115 #endif 116 static void nv_record(cmdarg_T *cap); 117 static void nv_at(cmdarg_T *cap); 118 static void nv_halfpage(cmdarg_T *cap); 119 static void nv_join(cmdarg_T *cap); 120 static void nv_put(cmdarg_T *cap); 121 static void nv_put_opt(cmdarg_T *cap, int fix_indent); 122 static void nv_open(cmdarg_T *cap); 123 #ifdef FEAT_NETBEANS_INTG 124 static void nv_nbcmd(cmdarg_T *cap); 125 #endif 126 #ifdef FEAT_DND 127 static void nv_drop(cmdarg_T *cap); 128 #endif 129 static void nv_cursorhold(cmdarg_T *cap); 130 131 static char *e_noident = N_("E349: No identifier under cursor"); 132 133 /* 134 * Function to be called for a Normal or Visual mode command. 135 * The argument is a cmdarg_T. 136 */ 137 typedef void (*nv_func_T)(cmdarg_T *cap); 138 139 // Values for cmd_flags. 140 #define NV_NCH 0x01 // may need to get a second char 141 #define NV_NCH_NOP (0x02|NV_NCH) // get second char when no operator pending 142 #define NV_NCH_ALW (0x04|NV_NCH) // always get a second char 143 #define NV_LANG 0x08 // second char needs language adjustment 144 145 #define NV_SS 0x10 // may start selection 146 #define NV_SSS 0x20 // may start selection with shift modifier 147 #define NV_STS 0x40 // may stop selection without shift modif. 148 #define NV_RL 0x80 // 'rightleft' modifies command 149 #define NV_KEEPREG 0x100 // don't clear regname 150 #define NV_NCW 0x200 // not allowed in command-line window 151 152 /* 153 * Generally speaking, every Normal mode command should either clear any 154 * pending operator (with *clearop*()), or set the motion type variable 155 * oap->motion_type. 156 * 157 * When a cursor motion command is made, it is marked as being a character or 158 * line oriented motion. Then, if an operator is in effect, the operation 159 * becomes character or line oriented accordingly. 160 */ 161 162 /* 163 * This table contains one entry for every Normal or Visual mode command. 164 * The order doesn't matter, init_normal_cmds() will create a sorted index. 165 * It is faster when all keys from zero to '~' are present. 166 */ 167 static const struct nv_cmd 168 { 169 int cmd_char; // (first) command character 170 nv_func_T cmd_func; // function for this command 171 short_u cmd_flags; // NV_ flags 172 short cmd_arg; // value for ca.arg 173 } nv_cmds[] = 174 { 175 {NUL, nv_error, 0, 0}, 176 {Ctrl_A, nv_addsub, 0, 0}, 177 {Ctrl_B, nv_page, NV_STS, BACKWARD}, 178 {Ctrl_C, nv_esc, 0, TRUE}, 179 {Ctrl_D, nv_halfpage, 0, 0}, 180 {Ctrl_E, nv_scroll_line, 0, TRUE}, 181 {Ctrl_F, nv_page, NV_STS, FORWARD}, 182 {Ctrl_G, nv_ctrlg, 0, 0}, 183 {Ctrl_H, nv_ctrlh, 0, 0}, 184 {Ctrl_I, nv_pcmark, 0, 0}, 185 {NL, nv_down, 0, FALSE}, 186 {Ctrl_K, nv_error, 0, 0}, 187 {Ctrl_L, nv_clear, 0, 0}, 188 {CAR, nv_down, 0, TRUE}, 189 {Ctrl_N, nv_down, NV_STS, FALSE}, 190 {Ctrl_O, nv_ctrlo, 0, 0}, 191 {Ctrl_P, nv_up, NV_STS, FALSE}, 192 {Ctrl_Q, nv_visual, 0, FALSE}, 193 {Ctrl_R, nv_redo, 0, 0}, 194 {Ctrl_S, nv_ignore, 0, 0}, 195 {Ctrl_T, nv_tagpop, NV_NCW, 0}, 196 {Ctrl_U, nv_halfpage, 0, 0}, 197 {Ctrl_V, nv_visual, 0, FALSE}, 198 {'V', nv_visual, 0, FALSE}, 199 {'v', nv_visual, 0, FALSE}, 200 {Ctrl_W, nv_window, 0, 0}, 201 {Ctrl_X, nv_addsub, 0, 0}, 202 {Ctrl_Y, nv_scroll_line, 0, FALSE}, 203 {Ctrl_Z, nv_suspend, 0, 0}, 204 {ESC, nv_esc, 0, FALSE}, 205 {Ctrl_BSL, nv_normal, NV_NCH_ALW, 0}, 206 {Ctrl_RSB, nv_ident, NV_NCW, 0}, 207 {Ctrl_HAT, nv_hat, NV_NCW, 0}, 208 {Ctrl__, nv_error, 0, 0}, 209 {' ', nv_right, 0, 0}, 210 {'!', nv_operator, 0, 0}, 211 {'"', nv_regname, NV_NCH_NOP|NV_KEEPREG, 0}, 212 {'#', nv_ident, 0, 0}, 213 {'$', nv_dollar, 0, 0}, 214 {'%', nv_percent, 0, 0}, 215 {'&', nv_optrans, 0, 0}, 216 {'\'', nv_gomark, NV_NCH_ALW, TRUE}, 217 {'(', nv_brace, 0, BACKWARD}, 218 {')', nv_brace, 0, FORWARD}, 219 {'*', nv_ident, 0, 0}, 220 {'+', nv_down, 0, TRUE}, 221 {',', nv_csearch, 0, TRUE}, 222 {'-', nv_up, 0, TRUE}, 223 {'.', nv_dot, NV_KEEPREG, 0}, 224 {'/', nv_search, 0, FALSE}, 225 {'0', nv_beginline, 0, 0}, 226 {'1', nv_ignore, 0, 0}, 227 {'2', nv_ignore, 0, 0}, 228 {'3', nv_ignore, 0, 0}, 229 {'4', nv_ignore, 0, 0}, 230 {'5', nv_ignore, 0, 0}, 231 {'6', nv_ignore, 0, 0}, 232 {'7', nv_ignore, 0, 0}, 233 {'8', nv_ignore, 0, 0}, 234 {'9', nv_ignore, 0, 0}, 235 {':', nv_colon, 0, 0}, 236 {';', nv_csearch, 0, FALSE}, 237 {'<', nv_operator, NV_RL, 0}, 238 {'=', nv_operator, 0, 0}, 239 {'>', nv_operator, NV_RL, 0}, 240 {'?', nv_search, 0, FALSE}, 241 {'@', nv_at, NV_NCH_NOP, FALSE}, 242 {'A', nv_edit, 0, 0}, 243 {'B', nv_bck_word, 0, 1}, 244 {'C', nv_abbrev, NV_KEEPREG, 0}, 245 {'D', nv_abbrev, NV_KEEPREG, 0}, 246 {'E', nv_wordcmd, 0, TRUE}, 247 {'F', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD}, 248 {'G', nv_goto, 0, TRUE}, 249 {'H', nv_scroll, 0, 0}, 250 {'I', nv_edit, 0, 0}, 251 {'J', nv_join, 0, 0}, 252 {'K', nv_ident, 0, 0}, 253 {'L', nv_scroll, 0, 0}, 254 {'M', nv_scroll, 0, 0}, 255 {'N', nv_next, 0, SEARCH_REV}, 256 {'O', nv_open, 0, 0}, 257 {'P', nv_put, 0, 0}, 258 {'Q', nv_exmode, NV_NCW, 0}, 259 {'R', nv_Replace, 0, FALSE}, 260 {'S', nv_subst, NV_KEEPREG, 0}, 261 {'T', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD}, 262 {'U', nv_Undo, 0, 0}, 263 {'W', nv_wordcmd, 0, TRUE}, 264 {'X', nv_abbrev, NV_KEEPREG, 0}, 265 {'Y', nv_abbrev, NV_KEEPREG, 0}, 266 {'Z', nv_Zet, NV_NCH_NOP|NV_NCW, 0}, 267 {'[', nv_brackets, NV_NCH_ALW, BACKWARD}, 268 {'\\', nv_error, 0, 0}, 269 {']', nv_brackets, NV_NCH_ALW, FORWARD}, 270 {'^', nv_beginline, 0, BL_WHITE | BL_FIX}, 271 {'_', nv_lineop, 0, 0}, 272 {'`', nv_gomark, NV_NCH_ALW, FALSE}, 273 {'a', nv_edit, NV_NCH, 0}, 274 {'b', nv_bck_word, 0, 0}, 275 {'c', nv_operator, 0, 0}, 276 {'d', nv_operator, 0, 0}, 277 {'e', nv_wordcmd, 0, FALSE}, 278 {'f', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD}, 279 {'g', nv_g_cmd, NV_NCH_ALW, FALSE}, 280 {'h', nv_left, NV_RL, 0}, 281 {'i', nv_edit, NV_NCH, 0}, 282 {'j', nv_down, 0, FALSE}, 283 {'k', nv_up, 0, FALSE}, 284 {'l', nv_right, NV_RL, 0}, 285 {'m', nv_mark, NV_NCH_NOP, 0}, 286 {'n', nv_next, 0, 0}, 287 {'o', nv_open, 0, 0}, 288 {'p', nv_put, 0, 0}, 289 {'q', nv_record, NV_NCH, 0}, 290 {'r', nv_replace, NV_NCH_NOP|NV_LANG, 0}, 291 {'s', nv_subst, NV_KEEPREG, 0}, 292 {'t', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD}, 293 {'u', nv_undo, 0, 0}, 294 {'w', nv_wordcmd, 0, FALSE}, 295 {'x', nv_abbrev, NV_KEEPREG, 0}, 296 {'y', nv_operator, 0, 0}, 297 {'z', nv_zet, NV_NCH_ALW, 0}, 298 {'{', nv_findpar, 0, BACKWARD}, 299 {'|', nv_pipe, 0, 0}, 300 {'}', nv_findpar, 0, FORWARD}, 301 {'~', nv_tilde, 0, 0}, 302 303 // pound sign 304 {POUND, nv_ident, 0, 0}, 305 {K_MOUSEUP, nv_mousescroll, 0, MSCR_UP}, 306 {K_MOUSEDOWN, nv_mousescroll, 0, MSCR_DOWN}, 307 {K_MOUSELEFT, nv_mousescroll, 0, MSCR_LEFT}, 308 {K_MOUSERIGHT, nv_mousescroll, 0, MSCR_RIGHT}, 309 {K_LEFTMOUSE, nv_mouse, 0, 0}, 310 {K_LEFTMOUSE_NM, nv_mouse, 0, 0}, 311 {K_LEFTDRAG, nv_mouse, 0, 0}, 312 {K_LEFTRELEASE, nv_mouse, 0, 0}, 313 {K_LEFTRELEASE_NM, nv_mouse, 0, 0}, 314 {K_MOUSEMOVE, nv_mouse, 0, 0}, 315 {K_MIDDLEMOUSE, nv_mouse, 0, 0}, 316 {K_MIDDLEDRAG, nv_mouse, 0, 0}, 317 {K_MIDDLERELEASE, nv_mouse, 0, 0}, 318 {K_RIGHTMOUSE, nv_mouse, 0, 0}, 319 {K_RIGHTDRAG, nv_mouse, 0, 0}, 320 {K_RIGHTRELEASE, nv_mouse, 0, 0}, 321 {K_X1MOUSE, nv_mouse, 0, 0}, 322 {K_X1DRAG, nv_mouse, 0, 0}, 323 {K_X1RELEASE, nv_mouse, 0, 0}, 324 {K_X2MOUSE, nv_mouse, 0, 0}, 325 {K_X2DRAG, nv_mouse, 0, 0}, 326 {K_X2RELEASE, nv_mouse, 0, 0}, 327 {K_IGNORE, nv_ignore, NV_KEEPREG, 0}, 328 {K_NOP, nv_nop, 0, 0}, 329 {K_INS, nv_edit, 0, 0}, 330 {K_KINS, nv_edit, 0, 0}, 331 {K_BS, nv_ctrlh, 0, 0}, 332 {K_UP, nv_up, NV_SSS|NV_STS, FALSE}, 333 {K_S_UP, nv_page, NV_SS, BACKWARD}, 334 {K_DOWN, nv_down, NV_SSS|NV_STS, FALSE}, 335 {K_S_DOWN, nv_page, NV_SS, FORWARD}, 336 {K_LEFT, nv_left, NV_SSS|NV_STS|NV_RL, 0}, 337 {K_S_LEFT, nv_bck_word, NV_SS|NV_RL, 0}, 338 {K_C_LEFT, nv_bck_word, NV_SSS|NV_RL|NV_STS, 1}, 339 {K_RIGHT, nv_right, NV_SSS|NV_STS|NV_RL, 0}, 340 {K_S_RIGHT, nv_wordcmd, NV_SS|NV_RL, FALSE}, 341 {K_C_RIGHT, nv_wordcmd, NV_SSS|NV_RL|NV_STS, TRUE}, 342 {K_PAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD}, 343 {K_KPAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD}, 344 {K_PAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD}, 345 {K_KPAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD}, 346 {K_END, nv_end, NV_SSS|NV_STS, FALSE}, 347 {K_KEND, nv_end, NV_SSS|NV_STS, FALSE}, 348 {K_S_END, nv_end, NV_SS, FALSE}, 349 {K_C_END, nv_end, NV_SSS|NV_STS, TRUE}, 350 {K_HOME, nv_home, NV_SSS|NV_STS, 0}, 351 {K_KHOME, nv_home, NV_SSS|NV_STS, 0}, 352 {K_S_HOME, nv_home, NV_SS, 0}, 353 {K_C_HOME, nv_goto, NV_SSS|NV_STS, FALSE}, 354 {K_DEL, nv_abbrev, 0, 0}, 355 {K_KDEL, nv_abbrev, 0, 0}, 356 {K_UNDO, nv_kundo, 0, 0}, 357 {K_HELP, nv_help, NV_NCW, 0}, 358 {K_F1, nv_help, NV_NCW, 0}, 359 {K_XF1, nv_help, NV_NCW, 0}, 360 {K_SELECT, nv_select, 0, 0}, 361 #ifdef FEAT_GUI 362 {K_VER_SCROLLBAR, nv_ver_scrollbar, 0, 0}, 363 {K_HOR_SCROLLBAR, nv_hor_scrollbar, 0, 0}, 364 #endif 365 #ifdef FEAT_GUI_TABLINE 366 {K_TABLINE, nv_tabline, 0, 0}, 367 {K_TABMENU, nv_tabmenu, 0, 0}, 368 #endif 369 #ifdef FEAT_NETBEANS_INTG 370 {K_F21, nv_nbcmd, NV_NCH_ALW, 0}, 371 #endif 372 #ifdef FEAT_DND 373 {K_DROP, nv_drop, NV_STS, 0}, 374 #endif 375 {K_CURSORHOLD, nv_cursorhold, NV_KEEPREG, 0}, 376 {K_PS, nv_edit, 0, 0}, 377 {K_COMMAND, nv_colon, 0, 0}, 378 }; 379 380 // Number of commands in nv_cmds[]. 381 #define NV_CMDS_SIZE ARRAY_LENGTH(nv_cmds) 382 383 // Sorted index of commands in nv_cmds[]. 384 static short nv_cmd_idx[NV_CMDS_SIZE]; 385 386 // The highest index for which 387 // nv_cmds[idx].cmd_char == nv_cmd_idx[nv_cmds[idx].cmd_char] 388 static int nv_max_linear; 389 390 /* 391 * Compare functions for qsort() below, that checks the command character 392 * through the index in nv_cmd_idx[]. 393 */ 394 static int 395 nv_compare(const void *s1, const void *s2) 396 { 397 int c1, c2; 398 399 // The commands are sorted on absolute value. 400 c1 = nv_cmds[*(const short *)s1].cmd_char; 401 c2 = nv_cmds[*(const short *)s2].cmd_char; 402 if (c1 < 0) 403 c1 = -c1; 404 if (c2 < 0) 405 c2 = -c2; 406 return c1 - c2; 407 } 408 409 /* 410 * Initialize the nv_cmd_idx[] table. 411 */ 412 void 413 init_normal_cmds(void) 414 { 415 int i; 416 417 // Fill the index table with a one to one relation. 418 for (i = 0; i < (int)NV_CMDS_SIZE; ++i) 419 nv_cmd_idx[i] = i; 420 421 // Sort the commands by the command character. 422 qsort((void *)&nv_cmd_idx, (size_t)NV_CMDS_SIZE, sizeof(short), nv_compare); 423 424 // Find the first entry that can't be indexed by the command character. 425 for (i = 0; i < (int)NV_CMDS_SIZE; ++i) 426 if (i != nv_cmds[nv_cmd_idx[i]].cmd_char) 427 break; 428 nv_max_linear = i - 1; 429 } 430 431 /* 432 * Search for a command in the commands table. 433 * Returns -1 for invalid command. 434 */ 435 static int 436 find_command(int cmdchar) 437 { 438 int i; 439 int idx; 440 int top, bot; 441 int c; 442 443 // A multi-byte character is never a command. 444 if (cmdchar >= 0x100) 445 return -1; 446 447 // We use the absolute value of the character. Special keys have a 448 // negative value, but are sorted on their absolute value. 449 if (cmdchar < 0) 450 cmdchar = -cmdchar; 451 452 // If the character is in the first part: The character is the index into 453 // nv_cmd_idx[]. 454 if (cmdchar <= nv_max_linear) 455 return nv_cmd_idx[cmdchar]; 456 457 // Perform a binary search. 458 bot = nv_max_linear + 1; 459 top = NV_CMDS_SIZE - 1; 460 idx = -1; 461 while (bot <= top) 462 { 463 i = (top + bot) / 2; 464 c = nv_cmds[nv_cmd_idx[i]].cmd_char; 465 if (c < 0) 466 c = -c; 467 if (cmdchar == c) 468 { 469 idx = nv_cmd_idx[i]; 470 break; 471 } 472 if (cmdchar > c) 473 bot = i + 1; 474 else 475 top = i - 1; 476 } 477 return idx; 478 } 479 480 /* 481 * Execute a command in Normal mode. 482 */ 483 void 484 normal_cmd( 485 oparg_T *oap, 486 int toplevel UNUSED) // TRUE when called from main() 487 { 488 cmdarg_T ca; // command arguments 489 int c; 490 int ctrl_w = FALSE; // got CTRL-W command 491 int old_col = curwin->w_curswant; 492 #ifdef FEAT_CMDL_INFO 493 int need_flushbuf; // need to call out_flush() 494 #endif 495 pos_T old_pos; // cursor position before command 496 int mapped_len; 497 static int old_mapped_len = 0; 498 int idx; 499 #ifdef FEAT_EVAL 500 int set_prevcount = FALSE; 501 #endif 502 int save_did_cursorhold = did_cursorhold; 503 504 CLEAR_FIELD(ca); // also resets ca.retval 505 ca.oap = oap; 506 507 // Use a count remembered from before entering an operator. After typing 508 // "3d" we return from normal_cmd() and come back here, the "3" is 509 // remembered in "opcount". 510 ca.opcount = opcount; 511 512 /* 513 * If there is an operator pending, then the command we take this time 514 * will terminate it. Finish_op tells us to finish the operation before 515 * returning this time (unless the operation was cancelled). 516 */ 517 #ifdef CURSOR_SHAPE 518 c = finish_op; 519 #endif 520 finish_op = (oap->op_type != OP_NOP); 521 #ifdef CURSOR_SHAPE 522 if (finish_op != c) 523 { 524 ui_cursor_shape(); // may show different cursor shape 525 # ifdef FEAT_MOUSESHAPE 526 update_mouseshape(-1); 527 # endif 528 } 529 #endif 530 531 // When not finishing an operator and no register name typed, reset the 532 // count. 533 if (!finish_op && !oap->regname) 534 { 535 ca.opcount = 0; 536 #ifdef FEAT_EVAL 537 set_prevcount = TRUE; 538 #endif 539 } 540 541 // Restore counts from before receiving K_CURSORHOLD. This means after 542 // typing "3", handling K_CURSORHOLD and then typing "2" we get "32", not 543 // "3 * 2". 544 if (oap->prev_opcount > 0 || oap->prev_count0 > 0) 545 { 546 ca.opcount = oap->prev_opcount; 547 ca.count0 = oap->prev_count0; 548 oap->prev_opcount = 0; 549 oap->prev_count0 = 0; 550 } 551 552 mapped_len = typebuf_maplen(); 553 554 State = NORMAL_BUSY; 555 #ifdef USE_ON_FLY_SCROLL 556 dont_scroll = FALSE; // allow scrolling here 557 #endif 558 559 #ifdef FEAT_EVAL 560 // Set v:count here, when called from main() and not a stuffed 561 // command, so that v:count can be used in an expression mapping 562 // when there is no count. Do set it for redo. 563 if (toplevel && readbuf1_empty()) 564 set_vcount_ca(&ca, &set_prevcount); 565 #endif 566 567 /* 568 * Get the command character from the user. 569 */ 570 c = safe_vgetc(); 571 LANGMAP_ADJUST(c, get_real_state() != SELECTMODE); 572 573 /* 574 * If a mapping was started in Visual or Select mode, remember the length 575 * of the mapping. This is used below to not return to Insert mode for as 576 * long as the mapping is being executed. 577 */ 578 if (restart_edit == 0) 579 old_mapped_len = 0; 580 else if (old_mapped_len 581 || (VIsual_active && mapped_len == 0 && typebuf_maplen() > 0)) 582 old_mapped_len = typebuf_maplen(); 583 584 if (c == NUL) 585 c = K_ZERO; 586 587 /* 588 * In Select mode, typed text replaces the selection. 589 */ 590 if (VIsual_active 591 && VIsual_select 592 && (vim_isprintc(c) || c == NL || c == CAR || c == K_KENTER)) 593 { 594 // Fake a "c"hange command. When "restart_edit" is set (e.g., because 595 // 'insertmode' is set) fake a "d"elete command, Insert mode will 596 // restart automatically. 597 // Insert the typed character in the typeahead buffer, so that it can 598 // be mapped in Insert mode. Required for ":lmap" to work. 599 ins_char_typebuf(vgetc_char, vgetc_mod_mask); 600 if (restart_edit != 0) 601 c = 'd'; 602 else 603 c = 'c'; 604 msg_nowait = TRUE; // don't delay going to insert mode 605 old_mapped_len = 0; // do go to Insert mode 606 } 607 608 #ifdef FEAT_CMDL_INFO 609 need_flushbuf = add_to_showcmd(c); 610 #endif 611 612 getcount: 613 if (!(VIsual_active && VIsual_select)) 614 { 615 /* 616 * Handle a count before a command and compute ca.count0. 617 * Note that '0' is a command and not the start of a count, but it's 618 * part of a count after other digits. 619 */ 620 while ( (c >= '1' && c <= '9') 621 || (ca.count0 != 0 && (c == K_DEL || c == K_KDEL || c == '0'))) 622 { 623 if (c == K_DEL || c == K_KDEL) 624 { 625 ca.count0 /= 10; 626 #ifdef FEAT_CMDL_INFO 627 del_from_showcmd(4); // delete the digit and ~@% 628 #endif 629 } 630 else 631 ca.count0 = ca.count0 * 10 + (c - '0'); 632 if (ca.count0 < 0) // overflow 633 ca.count0 = 999999999L; 634 #ifdef FEAT_EVAL 635 // Set v:count here, when called from main() and not a stuffed 636 // command, so that v:count can be used in an expression mapping 637 // right after the count. Do set it for redo. 638 if (toplevel && readbuf1_empty()) 639 set_vcount_ca(&ca, &set_prevcount); 640 #endif 641 if (ctrl_w) 642 { 643 ++no_mapping; 644 ++allow_keys; // no mapping for nchar, but keys 645 } 646 ++no_zero_mapping; // don't map zero here 647 c = plain_vgetc(); 648 LANGMAP_ADJUST(c, TRUE); 649 --no_zero_mapping; 650 if (ctrl_w) 651 { 652 --no_mapping; 653 --allow_keys; 654 } 655 #ifdef FEAT_CMDL_INFO 656 need_flushbuf |= add_to_showcmd(c); 657 #endif 658 } 659 660 /* 661 * If we got CTRL-W there may be a/another count 662 */ 663 if (c == Ctrl_W && !ctrl_w && oap->op_type == OP_NOP) 664 { 665 ctrl_w = TRUE; 666 ca.opcount = ca.count0; // remember first count 667 ca.count0 = 0; 668 ++no_mapping; 669 ++allow_keys; // no mapping for nchar, but keys 670 c = plain_vgetc(); // get next character 671 LANGMAP_ADJUST(c, TRUE); 672 --no_mapping; 673 --allow_keys; 674 #ifdef FEAT_CMDL_INFO 675 need_flushbuf |= add_to_showcmd(c); 676 #endif 677 goto getcount; // jump back 678 } 679 } 680 681 if (c == K_CURSORHOLD) 682 { 683 // Save the count values so that ca.opcount and ca.count0 are exactly 684 // the same when coming back here after handling K_CURSORHOLD. 685 oap->prev_opcount = ca.opcount; 686 oap->prev_count0 = ca.count0; 687 } 688 else if (ca.opcount != 0) 689 { 690 /* 691 * If we're in the middle of an operator (including after entering a 692 * yank buffer with '"') AND we had a count before the operator, then 693 * that count overrides the current value of ca.count0. 694 * What this means effectively, is that commands like "3dw" get turned 695 * into "d3w" which makes things fall into place pretty neatly. 696 * If you give a count before AND after the operator, they are 697 * multiplied. 698 */ 699 if (ca.count0) 700 ca.count0 *= ca.opcount; 701 else 702 ca.count0 = ca.opcount; 703 if (ca.count0 < 0) // overflow 704 ca.count0 = 999999999L; 705 } 706 707 /* 708 * Always remember the count. It will be set to zero (on the next call, 709 * above) when there is no pending operator. 710 * When called from main(), save the count for use by the "count" built-in 711 * variable. 712 */ 713 ca.opcount = ca.count0; 714 ca.count1 = (ca.count0 == 0 ? 1 : ca.count0); 715 716 #ifdef FEAT_EVAL 717 /* 718 * Only set v:count when called from main() and not a stuffed command. 719 * Do set it for redo. 720 */ 721 if (toplevel && readbuf1_empty()) 722 set_vcount(ca.count0, ca.count1, set_prevcount); 723 #endif 724 725 /* 726 * Find the command character in the table of commands. 727 * For CTRL-W we already got nchar when looking for a count. 728 */ 729 if (ctrl_w) 730 { 731 ca.nchar = c; 732 ca.cmdchar = Ctrl_W; 733 } 734 else 735 ca.cmdchar = c; 736 idx = find_command(ca.cmdchar); 737 if (idx < 0) 738 { 739 // Not a known command: beep. 740 clearopbeep(oap); 741 goto normal_end; 742 } 743 744 if (text_locked() && (nv_cmds[idx].cmd_flags & NV_NCW)) 745 { 746 // This command is not allowed while editing a cmdline: beep. 747 clearopbeep(oap); 748 text_locked_msg(); 749 goto normal_end; 750 } 751 if ((nv_cmds[idx].cmd_flags & NV_NCW) && curbuf_locked()) 752 goto normal_end; 753 754 /* 755 * In Visual/Select mode, a few keys are handled in a special way. 756 */ 757 if (VIsual_active) 758 { 759 // when 'keymodel' contains "stopsel" may stop Select/Visual mode 760 if (km_stopsel 761 && (nv_cmds[idx].cmd_flags & NV_STS) 762 && !(mod_mask & MOD_MASK_SHIFT)) 763 { 764 end_visual_mode(); 765 redraw_curbuf_later(INVERTED); 766 } 767 768 // Keys that work different when 'keymodel' contains "startsel" 769 if (km_startsel) 770 { 771 if (nv_cmds[idx].cmd_flags & NV_SS) 772 { 773 unshift_special(&ca); 774 idx = find_command(ca.cmdchar); 775 if (idx < 0) 776 { 777 // Just in case 778 clearopbeep(oap); 779 goto normal_end; 780 } 781 } 782 else if ((nv_cmds[idx].cmd_flags & NV_SSS) 783 && (mod_mask & MOD_MASK_SHIFT)) 784 mod_mask &= ~MOD_MASK_SHIFT; 785 } 786 } 787 788 #ifdef FEAT_RIGHTLEFT 789 if (curwin->w_p_rl && KeyTyped && !KeyStuffed 790 && (nv_cmds[idx].cmd_flags & NV_RL)) 791 { 792 // Invert horizontal movements and operations. Only when typed by the 793 // user directly, not when the result of a mapping or "x" translated 794 // to "dl". 795 switch (ca.cmdchar) 796 { 797 case 'l': ca.cmdchar = 'h'; break; 798 case K_RIGHT: ca.cmdchar = K_LEFT; break; 799 case K_S_RIGHT: ca.cmdchar = K_S_LEFT; break; 800 case K_C_RIGHT: ca.cmdchar = K_C_LEFT; break; 801 case 'h': ca.cmdchar = 'l'; break; 802 case K_LEFT: ca.cmdchar = K_RIGHT; break; 803 case K_S_LEFT: ca.cmdchar = K_S_RIGHT; break; 804 case K_C_LEFT: ca.cmdchar = K_C_RIGHT; break; 805 case '>': ca.cmdchar = '<'; break; 806 case '<': ca.cmdchar = '>'; break; 807 } 808 idx = find_command(ca.cmdchar); 809 } 810 #endif 811 812 /* 813 * Get an additional character if we need one. 814 */ 815 if ((nv_cmds[idx].cmd_flags & NV_NCH) 816 && (((nv_cmds[idx].cmd_flags & NV_NCH_NOP) == NV_NCH_NOP 817 && oap->op_type == OP_NOP) 818 || (nv_cmds[idx].cmd_flags & NV_NCH_ALW) == NV_NCH_ALW 819 || (ca.cmdchar == 'q' 820 && oap->op_type == OP_NOP 821 && reg_recording == 0 822 && reg_executing == 0) 823 || ((ca.cmdchar == 'a' || ca.cmdchar == 'i') 824 && (oap->op_type != OP_NOP || VIsual_active)))) 825 { 826 int *cp; 827 int repl = FALSE; // get character for replace mode 828 int lit = FALSE; // get extra character literally 829 int langmap_active = FALSE; // using :lmap mappings 830 int lang; // getting a text character 831 #ifdef HAVE_INPUT_METHOD 832 int save_smd; // saved value of p_smd 833 #endif 834 835 ++no_mapping; 836 ++allow_keys; // no mapping for nchar, but allow key codes 837 // Don't generate a CursorHold event here, most commands can't handle 838 // it, e.g., nv_replace(), nv_csearch(). 839 did_cursorhold = TRUE; 840 if (ca.cmdchar == 'g') 841 { 842 /* 843 * For 'g' get the next character now, so that we can check for 844 * "gr", "g'" and "g`". 845 */ 846 ca.nchar = plain_vgetc(); 847 LANGMAP_ADJUST(ca.nchar, TRUE); 848 #ifdef FEAT_CMDL_INFO 849 need_flushbuf |= add_to_showcmd(ca.nchar); 850 #endif 851 if (ca.nchar == 'r' || ca.nchar == '\'' || ca.nchar == '`' 852 || ca.nchar == Ctrl_BSL) 853 { 854 cp = &ca.extra_char; // need to get a third character 855 if (ca.nchar != 'r') 856 lit = TRUE; // get it literally 857 else 858 repl = TRUE; // get it in replace mode 859 } 860 else 861 cp = NULL; // no third character needed 862 } 863 else 864 { 865 if (ca.cmdchar == 'r') // get it in replace mode 866 repl = TRUE; 867 cp = &ca.nchar; 868 } 869 lang = (repl || (nv_cmds[idx].cmd_flags & NV_LANG)); 870 871 /* 872 * Get a second or third character. 873 */ 874 if (cp != NULL) 875 { 876 if (repl) 877 { 878 State = REPLACE; // pretend Replace mode 879 #ifdef CURSOR_SHAPE 880 ui_cursor_shape(); // show different cursor shape 881 #endif 882 } 883 if (lang && curbuf->b_p_iminsert == B_IMODE_LMAP) 884 { 885 // Allow mappings defined with ":lmap". 886 --no_mapping; 887 --allow_keys; 888 if (repl) 889 State = LREPLACE; 890 else 891 State = LANGMAP; 892 langmap_active = TRUE; 893 } 894 #ifdef HAVE_INPUT_METHOD 895 save_smd = p_smd; 896 p_smd = FALSE; // Don't let the IM code show the mode here 897 if (lang && curbuf->b_p_iminsert == B_IMODE_IM) 898 im_set_active(TRUE); 899 #endif 900 if ((State & INSERT) && !p_ek) 901 { 902 #ifdef FEAT_JOB_CHANNEL 903 ch_log_output = TRUE; 904 #endif 905 // Disable bracketed paste and modifyOtherKeys here, we won't 906 // recognize the escape sequences with 'esckeys' off. 907 out_str(T_BD); 908 out_str(T_CTE); 909 } 910 911 *cp = plain_vgetc(); 912 913 if ((State & INSERT) && !p_ek) 914 { 915 #ifdef FEAT_JOB_CHANNEL 916 ch_log_output = TRUE; 917 #endif 918 // Re-enable bracketed paste mode and modifyOtherKeys 919 out_str(T_BE); 920 out_str(T_CTI); 921 } 922 923 if (langmap_active) 924 { 925 // Undo the decrement done above 926 ++no_mapping; 927 ++allow_keys; 928 State = NORMAL_BUSY; 929 } 930 #ifdef HAVE_INPUT_METHOD 931 if (lang) 932 { 933 if (curbuf->b_p_iminsert != B_IMODE_LMAP) 934 im_save_status(&curbuf->b_p_iminsert); 935 im_set_active(FALSE); 936 } 937 p_smd = save_smd; 938 #endif 939 State = NORMAL_BUSY; 940 #ifdef FEAT_CMDL_INFO 941 need_flushbuf |= add_to_showcmd(*cp); 942 #endif 943 944 if (!lit) 945 { 946 #ifdef FEAT_DIGRAPHS 947 // Typing CTRL-K gets a digraph. 948 if (*cp == Ctrl_K 949 && ((nv_cmds[idx].cmd_flags & NV_LANG) 950 || cp == &ca.extra_char) 951 && vim_strchr(p_cpo, CPO_DIGRAPH) == NULL) 952 { 953 c = get_digraph(FALSE); 954 if (c > 0) 955 { 956 *cp = c; 957 # ifdef FEAT_CMDL_INFO 958 // Guessing how to update showcmd here... 959 del_from_showcmd(3); 960 need_flushbuf |= add_to_showcmd(*cp); 961 # endif 962 } 963 } 964 #endif 965 966 // adjust chars > 127, except after "tTfFr" commands 967 LANGMAP_ADJUST(*cp, !lang); 968 #ifdef FEAT_RIGHTLEFT 969 // adjust Hebrew mapped char 970 if (p_hkmap && lang && KeyTyped) 971 *cp = hkmap(*cp); 972 #endif 973 } 974 975 /* 976 * When the next character is CTRL-\ a following CTRL-N means the 977 * command is aborted and we go to Normal mode. 978 */ 979 if (cp == &ca.extra_char 980 && ca.nchar == Ctrl_BSL 981 && (ca.extra_char == Ctrl_N || ca.extra_char == Ctrl_G)) 982 { 983 ca.cmdchar = Ctrl_BSL; 984 ca.nchar = ca.extra_char; 985 idx = find_command(ca.cmdchar); 986 } 987 else if ((ca.nchar == 'n' || ca.nchar == 'N') && ca.cmdchar == 'g') 988 ca.oap->op_type = get_op_type(*cp, NUL); 989 else if (*cp == Ctrl_BSL) 990 { 991 long towait = (p_ttm >= 0 ? p_ttm : p_tm); 992 993 // There is a busy wait here when typing "f<C-\>" and then 994 // something different from CTRL-N. Can't be avoided. 995 while ((c = vpeekc()) <= 0 && towait > 0L) 996 { 997 do_sleep(towait > 50L ? 50L : towait, FALSE); 998 towait -= 50L; 999 } 1000 if (c > 0) 1001 { 1002 c = plain_vgetc(); 1003 if (c != Ctrl_N && c != Ctrl_G) 1004 vungetc(c); 1005 else 1006 { 1007 ca.cmdchar = Ctrl_BSL; 1008 ca.nchar = c; 1009 idx = find_command(ca.cmdchar); 1010 } 1011 } 1012 } 1013 1014 // When getting a text character and the next character is a 1015 // multi-byte character, it could be a composing character. 1016 // However, don't wait for it to arrive. Also, do enable mapping, 1017 // because if it's put back with vungetc() it's too late to apply 1018 // mapping. 1019 --no_mapping; 1020 while (enc_utf8 && lang && (c = vpeekc()) > 0 1021 && (c >= 0x100 || MB_BYTE2LEN(vpeekc()) > 1)) 1022 { 1023 c = plain_vgetc(); 1024 if (!utf_iscomposing(c)) 1025 { 1026 vungetc(c); // it wasn't, put it back 1027 break; 1028 } 1029 else if (ca.ncharC1 == 0) 1030 ca.ncharC1 = c; 1031 else 1032 ca.ncharC2 = c; 1033 } 1034 ++no_mapping; 1035 } 1036 --no_mapping; 1037 --allow_keys; 1038 } 1039 1040 #ifdef FEAT_CMDL_INFO 1041 /* 1042 * Flush the showcmd characters onto the screen so we can see them while 1043 * the command is being executed. Only do this when the shown command was 1044 * actually displayed, otherwise this will slow down a lot when executing 1045 * mappings. 1046 */ 1047 if (need_flushbuf) 1048 out_flush(); 1049 #endif 1050 if (ca.cmdchar != K_IGNORE) 1051 { 1052 if (ex_normal_busy) 1053 did_cursorhold = save_did_cursorhold; 1054 else 1055 did_cursorhold = FALSE; 1056 } 1057 1058 State = NORMAL; 1059 1060 if (ca.nchar == ESC) 1061 { 1062 clearop(oap); 1063 if (restart_edit == 0 && goto_im()) 1064 restart_edit = 'a'; 1065 goto normal_end; 1066 } 1067 1068 if (ca.cmdchar != K_IGNORE) 1069 { 1070 msg_didout = FALSE; // don't scroll screen up for normal command 1071 msg_col = 0; 1072 } 1073 1074 old_pos = curwin->w_cursor; // remember where cursor was 1075 1076 // When 'keymodel' contains "startsel" some keys start Select/Visual 1077 // mode. 1078 if (!VIsual_active && km_startsel) 1079 { 1080 if (nv_cmds[idx].cmd_flags & NV_SS) 1081 { 1082 start_selection(); 1083 unshift_special(&ca); 1084 idx = find_command(ca.cmdchar); 1085 } 1086 else if ((nv_cmds[idx].cmd_flags & NV_SSS) 1087 && (mod_mask & MOD_MASK_SHIFT)) 1088 { 1089 start_selection(); 1090 mod_mask &= ~MOD_MASK_SHIFT; 1091 } 1092 } 1093 1094 /* 1095 * Execute the command! 1096 * Call the command function found in the commands table. 1097 */ 1098 ca.arg = nv_cmds[idx].cmd_arg; 1099 (nv_cmds[idx].cmd_func)(&ca); 1100 1101 /* 1102 * If we didn't start or finish an operator, reset oap->regname, unless we 1103 * need it later. 1104 */ 1105 if (!finish_op 1106 && !oap->op_type 1107 && (idx < 0 || !(nv_cmds[idx].cmd_flags & NV_KEEPREG))) 1108 { 1109 clearop(oap); 1110 #ifdef FEAT_EVAL 1111 reset_reg_var(); 1112 #endif 1113 } 1114 1115 // Get the length of mapped chars again after typing a count, second 1116 // character or "z333<cr>". 1117 if (old_mapped_len > 0) 1118 old_mapped_len = typebuf_maplen(); 1119 1120 /* 1121 * If an operation is pending, handle it. But not for K_IGNORE or 1122 * K_MOUSEMOVE. 1123 */ 1124 if (ca.cmdchar != K_IGNORE && ca.cmdchar != K_MOUSEMOVE) 1125 do_pending_operator(&ca, old_col, FALSE); 1126 1127 /* 1128 * Wait for a moment when a message is displayed that will be overwritten 1129 * by the mode message. 1130 * In Visual mode and with "^O" in Insert mode, a short message will be 1131 * overwritten by the mode message. Wait a bit, until a key is hit. 1132 * In Visual mode, it's more important to keep the Visual area updated 1133 * than keeping a message (e.g. from a /pat search). 1134 * Only do this if the command was typed, not from a mapping. 1135 * Don't wait when emsg_silent is non-zero. 1136 * Also wait a bit after an error message, e.g. for "^O:". 1137 * Don't redraw the screen, it would remove the message. 1138 */ 1139 if ( ((p_smd 1140 && msg_silent == 0 1141 && (restart_edit != 0 1142 || (VIsual_active 1143 && old_pos.lnum == curwin->w_cursor.lnum 1144 && old_pos.col == curwin->w_cursor.col) 1145 ) 1146 && (clear_cmdline 1147 || redraw_cmdline) 1148 && (msg_didout || (msg_didany && msg_scroll)) 1149 && !msg_nowait 1150 && KeyTyped) 1151 || (restart_edit != 0 1152 && !VIsual_active 1153 && (msg_scroll 1154 || emsg_on_display))) 1155 && oap->regname == 0 1156 && !(ca.retval & CA_COMMAND_BUSY) 1157 && stuff_empty() 1158 && typebuf_typed() 1159 && emsg_silent == 0 1160 && !in_assert_fails 1161 && !did_wait_return 1162 && oap->op_type == OP_NOP) 1163 { 1164 int save_State = State; 1165 1166 // Draw the cursor with the right shape here 1167 if (restart_edit != 0) 1168 State = INSERT; 1169 1170 // If need to redraw, and there is a "keep_msg", redraw before the 1171 // delay 1172 if (must_redraw && keep_msg != NULL && !emsg_on_display) 1173 { 1174 char_u *kmsg; 1175 1176 kmsg = keep_msg; 1177 keep_msg = NULL; 1178 // Showmode() will clear keep_msg, but we want to use it anyway. 1179 // First update w_topline. 1180 setcursor(); 1181 update_screen(0); 1182 // now reset it, otherwise it's put in the history again 1183 keep_msg = kmsg; 1184 1185 kmsg = vim_strsave(keep_msg); 1186 if (kmsg != NULL) 1187 { 1188 msg_attr((char *)kmsg, keep_msg_attr); 1189 vim_free(kmsg); 1190 } 1191 } 1192 setcursor(); 1193 #ifdef CURSOR_SHAPE 1194 ui_cursor_shape(); // may show different cursor shape 1195 #endif 1196 cursor_on(); 1197 out_flush(); 1198 if (msg_scroll || emsg_on_display) 1199 ui_delay(1003L, TRUE); // wait at least one second 1200 ui_delay(3003L, FALSE); // wait up to three seconds 1201 State = save_State; 1202 1203 msg_scroll = FALSE; 1204 emsg_on_display = FALSE; 1205 } 1206 1207 /* 1208 * Finish up after executing a Normal mode command. 1209 */ 1210 normal_end: 1211 1212 msg_nowait = FALSE; 1213 1214 #ifdef FEAT_EVAL 1215 if (finish_op) 1216 reset_reg_var(); 1217 #endif 1218 1219 // Reset finish_op, in case it was set 1220 #ifdef CURSOR_SHAPE 1221 c = finish_op; 1222 #endif 1223 finish_op = FALSE; 1224 #ifdef CURSOR_SHAPE 1225 // Redraw the cursor with another shape, if we were in Operator-pending 1226 // mode or did a replace command. 1227 if (c || ca.cmdchar == 'r') 1228 { 1229 ui_cursor_shape(); // may show different cursor shape 1230 # ifdef FEAT_MOUSESHAPE 1231 update_mouseshape(-1); 1232 # endif 1233 } 1234 #endif 1235 1236 #ifdef FEAT_CMDL_INFO 1237 if (oap->op_type == OP_NOP && oap->regname == 0 1238 && ca.cmdchar != K_CURSORHOLD) 1239 clear_showcmd(); 1240 #endif 1241 1242 checkpcmark(); // check if we moved since setting pcmark 1243 vim_free(ca.searchbuf); 1244 1245 if (has_mbyte) 1246 mb_adjust_cursor(); 1247 1248 if (curwin->w_p_scb && toplevel) 1249 { 1250 validate_cursor(); // may need to update w_leftcol 1251 do_check_scrollbind(TRUE); 1252 } 1253 1254 if (curwin->w_p_crb && toplevel) 1255 { 1256 validate_cursor(); // may need to update w_leftcol 1257 do_check_cursorbind(); 1258 } 1259 1260 #ifdef FEAT_TERMINAL 1261 // don't go to Insert mode if a terminal has a running job 1262 if (term_job_running(curbuf->b_term)) 1263 restart_edit = 0; 1264 #endif 1265 1266 /* 1267 * May restart edit(), if we got here with CTRL-O in Insert mode (but not 1268 * if still inside a mapping that started in Visual mode). 1269 * May switch from Visual to Select mode after CTRL-O command. 1270 */ 1271 if ( oap->op_type == OP_NOP 1272 && ((restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1273 || restart_VIsual_select == 1) 1274 && !(ca.retval & CA_COMMAND_BUSY) 1275 && stuff_empty() 1276 && oap->regname == 0) 1277 { 1278 if (restart_VIsual_select == 1) 1279 { 1280 VIsual_select = TRUE; 1281 showmode(); 1282 restart_VIsual_select = 0; 1283 } 1284 if (restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1285 (void)edit(restart_edit, FALSE, 1L); 1286 } 1287 1288 if (restart_VIsual_select == 2) 1289 restart_VIsual_select = 1; 1290 1291 // Save count before an operator for next time. 1292 opcount = ca.opcount; 1293 } 1294 1295 #ifdef FEAT_EVAL 1296 /* 1297 * Set v:count and v:count1 according to "cap". 1298 * Set v:prevcount only when "set_prevcount" is TRUE. 1299 */ 1300 static void 1301 set_vcount_ca(cmdarg_T *cap, int *set_prevcount) 1302 { 1303 long count = cap->count0; 1304 1305 // multiply with cap->opcount the same way as above 1306 if (cap->opcount != 0) 1307 count = cap->opcount * (count == 0 ? 1 : count); 1308 set_vcount(count, count == 0 ? 1 : count, *set_prevcount); 1309 *set_prevcount = FALSE; // only set v:prevcount once 1310 } 1311 #endif 1312 1313 /* 1314 * Check if highlighting for Visual mode is possible, give a warning message 1315 * if not. 1316 */ 1317 void 1318 check_visual_highlight(void) 1319 { 1320 static int did_check = FALSE; 1321 1322 if (full_screen) 1323 { 1324 if (!did_check && HL_ATTR(HLF_V) == 0) 1325 msg(_("Warning: terminal cannot highlight")); 1326 did_check = TRUE; 1327 } 1328 } 1329 1330 #if defined(FEAT_CLIPBOARD) && defined(FEAT_EVAL) 1331 /* 1332 * Call yank_do_autocmd() for "regname". 1333 */ 1334 static void 1335 call_yank_do_autocmd(int regname) 1336 { 1337 oparg_T oa; 1338 yankreg_T *reg; 1339 1340 clear_oparg(&oa); 1341 oa.regname = regname; 1342 oa.op_type = OP_YANK; 1343 oa.is_VIsual = TRUE; 1344 reg = get_register(regname, TRUE); 1345 yank_do_autocmd(&oa, reg); 1346 free_register(reg); 1347 } 1348 #endif 1349 1350 /* 1351 * End Visual mode. 1352 * This function or the next should ALWAYS be called to end Visual mode, except 1353 * from do_pending_operator(). 1354 */ 1355 void 1356 end_visual_mode() 1357 { 1358 end_visual_mode_keep_button(); 1359 reset_held_button(); 1360 } 1361 1362 void 1363 end_visual_mode_keep_button() 1364 { 1365 #ifdef FEAT_CLIPBOARD 1366 /* 1367 * If we are using the clipboard, then remember what was selected in case 1368 * we need to paste it somewhere while we still own the selection. 1369 * Only do this when the clipboard is already owned. Don't want to grab 1370 * the selection when hitting ESC. 1371 */ 1372 if (clip_star.available && clip_star.owned) 1373 clip_auto_select(); 1374 1375 # if defined(FEAT_EVAL) 1376 // Emit a TextYankPost for the automatic copy of the selection into the 1377 // star and/or plus register. 1378 if (has_textyankpost()) 1379 { 1380 if (clip_isautosel_star()) 1381 call_yank_do_autocmd('*'); 1382 if (clip_isautosel_plus()) 1383 call_yank_do_autocmd('+'); 1384 } 1385 # endif 1386 #endif 1387 1388 VIsual_active = FALSE; 1389 trigger_modechanged(); 1390 setmouse(); 1391 mouse_dragging = 0; 1392 1393 // Save the current VIsual area for '< and '> marks, and "gv" 1394 curbuf->b_visual.vi_mode = VIsual_mode; 1395 curbuf->b_visual.vi_start = VIsual; 1396 curbuf->b_visual.vi_end = curwin->w_cursor; 1397 curbuf->b_visual.vi_curswant = curwin->w_curswant; 1398 #ifdef FEAT_EVAL 1399 curbuf->b_visual_mode_eval = VIsual_mode; 1400 #endif 1401 if (!virtual_active()) 1402 curwin->w_cursor.coladd = 0; 1403 may_clear_cmdline(); 1404 1405 adjust_cursor_eol(); 1406 } 1407 1408 /* 1409 * Reset VIsual_active and VIsual_reselect. 1410 */ 1411 void 1412 reset_VIsual_and_resel(void) 1413 { 1414 if (VIsual_active) 1415 { 1416 end_visual_mode(); 1417 redraw_curbuf_later(INVERTED); // delete the inversion later 1418 } 1419 VIsual_reselect = FALSE; 1420 } 1421 1422 /* 1423 * Reset VIsual_active and VIsual_reselect if it's set. 1424 */ 1425 void 1426 reset_VIsual(void) 1427 { 1428 if (VIsual_active) 1429 { 1430 end_visual_mode(); 1431 redraw_curbuf_later(INVERTED); // delete the inversion later 1432 VIsual_reselect = FALSE; 1433 } 1434 } 1435 1436 void 1437 restore_visual_mode(void) 1438 { 1439 if (VIsual_mode_orig != NUL) 1440 { 1441 curbuf->b_visual.vi_mode = VIsual_mode_orig; 1442 VIsual_mode_orig = NUL; 1443 } 1444 } 1445 1446 /* 1447 * Check for a balloon-eval special item to include when searching for an 1448 * identifier. When "dir" is BACKWARD "ptr[-1]" must be valid! 1449 * Returns TRUE if the character at "*ptr" should be included. 1450 * "dir" is FORWARD or BACKWARD, the direction of searching. 1451 * "*colp" is in/decremented if "ptr[-dir]" should also be included. 1452 * "bnp" points to a counter for square brackets. 1453 */ 1454 static int 1455 find_is_eval_item( 1456 char_u *ptr, 1457 int *colp, 1458 int *bnp, 1459 int dir) 1460 { 1461 // Accept everything inside []. 1462 if ((*ptr == ']' && dir == BACKWARD) || (*ptr == '[' && dir == FORWARD)) 1463 ++*bnp; 1464 if (*bnp > 0) 1465 { 1466 if ((*ptr == '[' && dir == BACKWARD) || (*ptr == ']' && dir == FORWARD)) 1467 --*bnp; 1468 return TRUE; 1469 } 1470 1471 // skip over "s.var" 1472 if (*ptr == '.') 1473 return TRUE; 1474 1475 // two-character item: s->var 1476 if (ptr[dir == BACKWARD ? 0 : 1] == '>' 1477 && ptr[dir == BACKWARD ? -1 : 0] == '-') 1478 { 1479 *colp += dir; 1480 return TRUE; 1481 } 1482 return FALSE; 1483 } 1484 1485 /* 1486 * Find the identifier under or to the right of the cursor. 1487 * "find_type" can have one of three values: 1488 * FIND_IDENT: find an identifier (keyword) 1489 * FIND_STRING: find any non-white text 1490 * FIND_IDENT + FIND_STRING: find any non-white text, identifier preferred. 1491 * FIND_EVAL: find text useful for C program debugging 1492 * 1493 * There are three steps: 1494 * 1. Search forward for the start of an identifier/text. Doesn't move if 1495 * already on one. 1496 * 2. Search backward for the start of this identifier/text. 1497 * This doesn't match the real Vi but I like it a little better and it 1498 * shouldn't bother anyone. 1499 * 3. Search forward to the end of this identifier/text. 1500 * When FIND_IDENT isn't defined, we backup until a blank. 1501 * 1502 * Returns the length of the text, or zero if no text is found. 1503 * If text is found, a pointer to the text is put in "*text". This 1504 * points into the current buffer line and is not always NUL terminated. 1505 */ 1506 int 1507 find_ident_under_cursor(char_u **text, int find_type) 1508 { 1509 return find_ident_at_pos(curwin, curwin->w_cursor.lnum, 1510 curwin->w_cursor.col, text, NULL, find_type); 1511 } 1512 1513 /* 1514 * Like find_ident_under_cursor(), but for any window and any position. 1515 * However: Uses 'iskeyword' from the current window!. 1516 */ 1517 int 1518 find_ident_at_pos( 1519 win_T *wp, 1520 linenr_T lnum, 1521 colnr_T startcol, 1522 char_u **text, 1523 int *textcol, // column where "text" starts, can be NULL 1524 int find_type) 1525 { 1526 char_u *ptr; 1527 int col = 0; // init to shut up GCC 1528 int i; 1529 int this_class = 0; 1530 int prev_class; 1531 int prevcol; 1532 int bn = 0; // bracket nesting 1533 1534 /* 1535 * if i == 0: try to find an identifier 1536 * if i == 1: try to find any non-white text 1537 */ 1538 ptr = ml_get_buf(wp->w_buffer, lnum, FALSE); 1539 for (i = (find_type & FIND_IDENT) ? 0 : 1; i < 2; ++i) 1540 { 1541 /* 1542 * 1. skip to start of identifier/text 1543 */ 1544 col = startcol; 1545 if (has_mbyte) 1546 { 1547 while (ptr[col] != NUL) 1548 { 1549 // Stop at a ']' to evaluate "a[x]". 1550 if ((find_type & FIND_EVAL) && ptr[col] == ']') 1551 break; 1552 this_class = mb_get_class(ptr + col); 1553 if (this_class != 0 && (i == 1 || this_class != 1)) 1554 break; 1555 col += (*mb_ptr2len)(ptr + col); 1556 } 1557 } 1558 else 1559 while (ptr[col] != NUL 1560 && (i == 0 ? !vim_iswordc(ptr[col]) : VIM_ISWHITE(ptr[col])) 1561 && (!(find_type & FIND_EVAL) || ptr[col] != ']') 1562 ) 1563 ++col; 1564 1565 // When starting on a ']' count it, so that we include the '['. 1566 bn = ptr[col] == ']'; 1567 1568 /* 1569 * 2. Back up to start of identifier/text. 1570 */ 1571 if (has_mbyte) 1572 { 1573 // Remember class of character under cursor. 1574 if ((find_type & FIND_EVAL) && ptr[col] == ']') 1575 this_class = mb_get_class((char_u *)"a"); 1576 else 1577 this_class = mb_get_class(ptr + col); 1578 while (col > 0 && this_class != 0) 1579 { 1580 prevcol = col - 1 - (*mb_head_off)(ptr, ptr + col - 1); 1581 prev_class = mb_get_class(ptr + prevcol); 1582 if (this_class != prev_class 1583 && (i == 0 1584 || prev_class == 0 1585 || (find_type & FIND_IDENT)) 1586 && (!(find_type & FIND_EVAL) 1587 || prevcol == 0 1588 || !find_is_eval_item(ptr + prevcol, &prevcol, 1589 &bn, BACKWARD)) 1590 ) 1591 break; 1592 col = prevcol; 1593 } 1594 1595 // If we don't want just any old text, or we've found an 1596 // identifier, stop searching. 1597 if (this_class > 2) 1598 this_class = 2; 1599 if (!(find_type & FIND_STRING) || this_class == 2) 1600 break; 1601 } 1602 else 1603 { 1604 while (col > 0 1605 && ((i == 0 1606 ? vim_iswordc(ptr[col - 1]) 1607 : (!VIM_ISWHITE(ptr[col - 1]) 1608 && (!(find_type & FIND_IDENT) 1609 || !vim_iswordc(ptr[col - 1])))) 1610 || ((find_type & FIND_EVAL) 1611 && col > 1 1612 && find_is_eval_item(ptr + col - 1, &col, 1613 &bn, BACKWARD)) 1614 )) 1615 --col; 1616 1617 // If we don't want just any old text, or we've found an 1618 // identifier, stop searching. 1619 if (!(find_type & FIND_STRING) || vim_iswordc(ptr[col])) 1620 break; 1621 } 1622 } 1623 1624 if (ptr[col] == NUL || (i == 0 1625 && (has_mbyte ? this_class != 2 : !vim_iswordc(ptr[col])))) 1626 { 1627 // didn't find an identifier or text 1628 if ((find_type & FIND_NOERROR) == 0) 1629 { 1630 if (find_type & FIND_STRING) 1631 emsg(_("E348: No string under cursor")); 1632 else 1633 emsg(_(e_noident)); 1634 } 1635 return 0; 1636 } 1637 ptr += col; 1638 *text = ptr; 1639 if (textcol != NULL) 1640 *textcol = col; 1641 1642 /* 1643 * 3. Find the end if the identifier/text. 1644 */ 1645 bn = 0; 1646 startcol -= col; 1647 col = 0; 1648 if (has_mbyte) 1649 { 1650 // Search for point of changing multibyte character class. 1651 this_class = mb_get_class(ptr); 1652 while (ptr[col] != NUL 1653 && ((i == 0 ? mb_get_class(ptr + col) == this_class 1654 : mb_get_class(ptr + col) != 0) 1655 || ((find_type & FIND_EVAL) 1656 && col <= (int)startcol 1657 && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) 1658 )) 1659 col += (*mb_ptr2len)(ptr + col); 1660 } 1661 else 1662 while ((i == 0 ? vim_iswordc(ptr[col]) 1663 : (ptr[col] != NUL && !VIM_ISWHITE(ptr[col]))) 1664 || ((find_type & FIND_EVAL) 1665 && col <= (int)startcol 1666 && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) 1667 ) 1668 ++col; 1669 1670 return col; 1671 } 1672 1673 /* 1674 * Prepare for redo of a normal command. 1675 */ 1676 static void 1677 prep_redo_cmd(cmdarg_T *cap) 1678 { 1679 prep_redo(cap->oap->regname, cap->count0, 1680 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 1681 } 1682 1683 /* 1684 * Prepare for redo of any command. 1685 * Note that only the last argument can be a multi-byte char. 1686 */ 1687 void 1688 prep_redo( 1689 int regname, 1690 long num, 1691 int cmd1, 1692 int cmd2, 1693 int cmd3, 1694 int cmd4, 1695 int cmd5) 1696 { 1697 ResetRedobuff(); 1698 if (regname != 0) // yank from specified buffer 1699 { 1700 AppendCharToRedobuff('"'); 1701 AppendCharToRedobuff(regname); 1702 } 1703 if (num) 1704 AppendNumberToRedobuff(num); 1705 1706 if (cmd1 != NUL) 1707 AppendCharToRedobuff(cmd1); 1708 if (cmd2 != NUL) 1709 AppendCharToRedobuff(cmd2); 1710 if (cmd3 != NUL) 1711 AppendCharToRedobuff(cmd3); 1712 if (cmd4 != NUL) 1713 AppendCharToRedobuff(cmd4); 1714 if (cmd5 != NUL) 1715 AppendCharToRedobuff(cmd5); 1716 } 1717 1718 /* 1719 * check for operator active and clear it 1720 * 1721 * return TRUE if operator was active 1722 */ 1723 static int 1724 checkclearop(oparg_T *oap) 1725 { 1726 if (oap->op_type == OP_NOP) 1727 return FALSE; 1728 clearopbeep(oap); 1729 return TRUE; 1730 } 1731 1732 /* 1733 * Check for operator or Visual active. Clear active operator. 1734 * 1735 * Return TRUE if operator or Visual was active. 1736 */ 1737 static int 1738 checkclearopq(oparg_T *oap) 1739 { 1740 if (oap->op_type == OP_NOP && !VIsual_active) 1741 return FALSE; 1742 clearopbeep(oap); 1743 return TRUE; 1744 } 1745 1746 void 1747 clearop(oparg_T *oap) 1748 { 1749 oap->op_type = OP_NOP; 1750 oap->regname = 0; 1751 oap->motion_force = NUL; 1752 oap->use_reg_one = FALSE; 1753 motion_force = NUL; 1754 } 1755 1756 void 1757 clearopbeep(oparg_T *oap) 1758 { 1759 clearop(oap); 1760 beep_flush(); 1761 } 1762 1763 /* 1764 * Remove the shift modifier from a special key. 1765 */ 1766 static void 1767 unshift_special(cmdarg_T *cap) 1768 { 1769 switch (cap->cmdchar) 1770 { 1771 case K_S_RIGHT: cap->cmdchar = K_RIGHT; break; 1772 case K_S_LEFT: cap->cmdchar = K_LEFT; break; 1773 case K_S_UP: cap->cmdchar = K_UP; break; 1774 case K_S_DOWN: cap->cmdchar = K_DOWN; break; 1775 case K_S_HOME: cap->cmdchar = K_HOME; break; 1776 case K_S_END: cap->cmdchar = K_END; break; 1777 } 1778 cap->cmdchar = simplify_key(cap->cmdchar, &mod_mask); 1779 } 1780 1781 /* 1782 * If the mode is currently displayed clear the command line or update the 1783 * command displayed. 1784 */ 1785 void 1786 may_clear_cmdline(void) 1787 { 1788 if (mode_displayed) 1789 clear_cmdline = TRUE; // unshow visual mode later 1790 #ifdef FEAT_CMDL_INFO 1791 else 1792 clear_showcmd(); 1793 #endif 1794 } 1795 1796 #if defined(FEAT_CMDL_INFO) || defined(PROTO) 1797 /* 1798 * Routines for displaying a partly typed command 1799 */ 1800 1801 #define SHOWCMD_BUFLEN SHOWCMD_COLS + 1 + 30 1802 static char_u showcmd_buf[SHOWCMD_BUFLEN]; 1803 static char_u old_showcmd_buf[SHOWCMD_BUFLEN]; // For push_showcmd() 1804 static int showcmd_is_clear = TRUE; 1805 static int showcmd_visual = FALSE; 1806 1807 static void display_showcmd(void); 1808 1809 void 1810 clear_showcmd(void) 1811 { 1812 if (!p_sc) 1813 return; 1814 1815 if (VIsual_active && !char_avail()) 1816 { 1817 int cursor_bot = LT_POS(VIsual, curwin->w_cursor); 1818 long lines; 1819 colnr_T leftcol, rightcol; 1820 linenr_T top, bot; 1821 1822 // Show the size of the Visual area. 1823 if (cursor_bot) 1824 { 1825 top = VIsual.lnum; 1826 bot = curwin->w_cursor.lnum; 1827 } 1828 else 1829 { 1830 top = curwin->w_cursor.lnum; 1831 bot = VIsual.lnum; 1832 } 1833 # ifdef FEAT_FOLDING 1834 // Include closed folds as a whole. 1835 (void)hasFolding(top, &top, NULL); 1836 (void)hasFolding(bot, NULL, &bot); 1837 # endif 1838 lines = bot - top + 1; 1839 1840 if (VIsual_mode == Ctrl_V) 1841 { 1842 # ifdef FEAT_LINEBREAK 1843 char_u *saved_sbr = p_sbr; 1844 char_u *saved_w_sbr = curwin->w_p_sbr; 1845 1846 // Make 'sbr' empty for a moment to get the correct size. 1847 p_sbr = empty_option; 1848 curwin->w_p_sbr = empty_option; 1849 # endif 1850 getvcols(curwin, &curwin->w_cursor, &VIsual, &leftcol, &rightcol); 1851 # ifdef FEAT_LINEBREAK 1852 p_sbr = saved_sbr; 1853 curwin->w_p_sbr = saved_w_sbr; 1854 # endif 1855 sprintf((char *)showcmd_buf, "%ldx%ld", lines, 1856 (long)(rightcol - leftcol + 1)); 1857 } 1858 else if (VIsual_mode == 'V' || VIsual.lnum != curwin->w_cursor.lnum) 1859 sprintf((char *)showcmd_buf, "%ld", lines); 1860 else 1861 { 1862 char_u *s, *e; 1863 int l; 1864 int bytes = 0; 1865 int chars = 0; 1866 1867 if (cursor_bot) 1868 { 1869 s = ml_get_pos(&VIsual); 1870 e = ml_get_cursor(); 1871 } 1872 else 1873 { 1874 s = ml_get_cursor(); 1875 e = ml_get_pos(&VIsual); 1876 } 1877 while ((*p_sel != 'e') ? s <= e : s < e) 1878 { 1879 l = (*mb_ptr2len)(s); 1880 if (l == 0) 1881 { 1882 ++bytes; 1883 ++chars; 1884 break; // end of line 1885 } 1886 bytes += l; 1887 ++chars; 1888 s += l; 1889 } 1890 if (bytes == chars) 1891 sprintf((char *)showcmd_buf, "%d", chars); 1892 else 1893 sprintf((char *)showcmd_buf, "%d-%d", chars, bytes); 1894 } 1895 showcmd_buf[SHOWCMD_COLS] = NUL; // truncate 1896 showcmd_visual = TRUE; 1897 } 1898 else 1899 { 1900 showcmd_buf[0] = NUL; 1901 showcmd_visual = FALSE; 1902 1903 // Don't actually display something if there is nothing to clear. 1904 if (showcmd_is_clear) 1905 return; 1906 } 1907 1908 display_showcmd(); 1909 } 1910 1911 /* 1912 * Add 'c' to string of shown command chars. 1913 * Return TRUE if output has been written (and setcursor() has been called). 1914 */ 1915 int 1916 add_to_showcmd(int c) 1917 { 1918 char_u *p; 1919 int old_len; 1920 int extra_len; 1921 int overflow; 1922 int i; 1923 static int ignore[] = 1924 { 1925 #ifdef FEAT_GUI 1926 K_VER_SCROLLBAR, K_HOR_SCROLLBAR, 1927 K_LEFTMOUSE_NM, K_LEFTRELEASE_NM, 1928 #endif 1929 K_IGNORE, K_PS, 1930 K_LEFTMOUSE, K_LEFTDRAG, K_LEFTRELEASE, K_MOUSEMOVE, 1931 K_MIDDLEMOUSE, K_MIDDLEDRAG, K_MIDDLERELEASE, 1932 K_RIGHTMOUSE, K_RIGHTDRAG, K_RIGHTRELEASE, 1933 K_MOUSEDOWN, K_MOUSEUP, K_MOUSELEFT, K_MOUSERIGHT, 1934 K_X1MOUSE, K_X1DRAG, K_X1RELEASE, K_X2MOUSE, K_X2DRAG, K_X2RELEASE, 1935 K_CURSORHOLD, 1936 0 1937 }; 1938 1939 if (!p_sc || msg_silent != 0) 1940 return FALSE; 1941 1942 if (showcmd_visual) 1943 { 1944 showcmd_buf[0] = NUL; 1945 showcmd_visual = FALSE; 1946 } 1947 1948 // Ignore keys that are scrollbar updates and mouse clicks 1949 if (IS_SPECIAL(c)) 1950 for (i = 0; ignore[i] != 0; ++i) 1951 if (ignore[i] == c) 1952 return FALSE; 1953 1954 p = transchar(c); 1955 if (*p == ' ') 1956 STRCPY(p, "<20>"); 1957 old_len = (int)STRLEN(showcmd_buf); 1958 extra_len = (int)STRLEN(p); 1959 overflow = old_len + extra_len - SHOWCMD_COLS; 1960 if (overflow > 0) 1961 mch_memmove(showcmd_buf, showcmd_buf + overflow, 1962 old_len - overflow + 1); 1963 STRCAT(showcmd_buf, p); 1964 1965 if (char_avail()) 1966 return FALSE; 1967 1968 display_showcmd(); 1969 1970 return TRUE; 1971 } 1972 1973 void 1974 add_to_showcmd_c(int c) 1975 { 1976 if (!add_to_showcmd(c)) 1977 setcursor(); 1978 } 1979 1980 /* 1981 * Delete 'len' characters from the end of the shown command. 1982 */ 1983 static void 1984 del_from_showcmd(int len) 1985 { 1986 int old_len; 1987 1988 if (!p_sc) 1989 return; 1990 1991 old_len = (int)STRLEN(showcmd_buf); 1992 if (len > old_len) 1993 len = old_len; 1994 showcmd_buf[old_len - len] = NUL; 1995 1996 if (!char_avail()) 1997 display_showcmd(); 1998 } 1999 2000 /* 2001 * push_showcmd() and pop_showcmd() are used when waiting for the user to type 2002 * something and there is a partial mapping. 2003 */ 2004 void 2005 push_showcmd(void) 2006 { 2007 if (p_sc) 2008 STRCPY(old_showcmd_buf, showcmd_buf); 2009 } 2010 2011 void 2012 pop_showcmd(void) 2013 { 2014 if (!p_sc) 2015 return; 2016 2017 STRCPY(showcmd_buf, old_showcmd_buf); 2018 2019 display_showcmd(); 2020 } 2021 2022 static void 2023 display_showcmd(void) 2024 { 2025 int len; 2026 2027 cursor_off(); 2028 2029 len = (int)STRLEN(showcmd_buf); 2030 if (len == 0) 2031 showcmd_is_clear = TRUE; 2032 else 2033 { 2034 screen_puts(showcmd_buf, (int)Rows - 1, sc_col, 0); 2035 showcmd_is_clear = FALSE; 2036 } 2037 2038 /* 2039 * clear the rest of an old message by outputting up to SHOWCMD_COLS 2040 * spaces 2041 */ 2042 screen_puts((char_u *)" " + len, (int)Rows - 1, sc_col + len, 0); 2043 2044 setcursor(); // put cursor back where it belongs 2045 } 2046 #endif 2047 2048 /* 2049 * When "check" is FALSE, prepare for commands that scroll the window. 2050 * When "check" is TRUE, take care of scroll-binding after the window has 2051 * scrolled. Called from normal_cmd() and edit(). 2052 */ 2053 void 2054 do_check_scrollbind(int check) 2055 { 2056 static win_T *old_curwin = NULL; 2057 static linenr_T old_topline = 0; 2058 #ifdef FEAT_DIFF 2059 static int old_topfill = 0; 2060 #endif 2061 static buf_T *old_buf = NULL; 2062 static colnr_T old_leftcol = 0; 2063 2064 if (check && curwin->w_p_scb) 2065 { 2066 // If a ":syncbind" command was just used, don't scroll, only reset 2067 // the values. 2068 if (did_syncbind) 2069 did_syncbind = FALSE; 2070 else if (curwin == old_curwin) 2071 { 2072 /* 2073 * Synchronize other windows, as necessary according to 2074 * 'scrollbind'. Don't do this after an ":edit" command, except 2075 * when 'diff' is set. 2076 */ 2077 if ((curwin->w_buffer == old_buf 2078 #ifdef FEAT_DIFF 2079 || curwin->w_p_diff 2080 #endif 2081 ) 2082 && (curwin->w_topline != old_topline 2083 #ifdef FEAT_DIFF 2084 || curwin->w_topfill != old_topfill 2085 #endif 2086 || curwin->w_leftcol != old_leftcol)) 2087 { 2088 check_scrollbind(curwin->w_topline - old_topline, 2089 (long)(curwin->w_leftcol - old_leftcol)); 2090 } 2091 } 2092 else if (vim_strchr(p_sbo, 'j')) // jump flag set in 'scrollopt' 2093 { 2094 /* 2095 * When switching between windows, make sure that the relative 2096 * vertical offset is valid for the new window. The relative 2097 * offset is invalid whenever another 'scrollbind' window has 2098 * scrolled to a point that would force the current window to 2099 * scroll past the beginning or end of its buffer. When the 2100 * resync is performed, some of the other 'scrollbind' windows may 2101 * need to jump so that the current window's relative position is 2102 * visible on-screen. 2103 */ 2104 check_scrollbind(curwin->w_topline - curwin->w_scbind_pos, 0L); 2105 } 2106 curwin->w_scbind_pos = curwin->w_topline; 2107 } 2108 2109 old_curwin = curwin; 2110 old_topline = curwin->w_topline; 2111 #ifdef FEAT_DIFF 2112 old_topfill = curwin->w_topfill; 2113 #endif 2114 old_buf = curwin->w_buffer; 2115 old_leftcol = curwin->w_leftcol; 2116 } 2117 2118 /* 2119 * Synchronize any windows that have "scrollbind" set, based on the 2120 * number of rows by which the current window has changed 2121 * (1998-11-02 16:21:01 R. Edward Ralston <[email protected]>) 2122 */ 2123 void 2124 check_scrollbind(linenr_T topline_diff, long leftcol_diff) 2125 { 2126 int want_ver; 2127 int want_hor; 2128 win_T *old_curwin = curwin; 2129 buf_T *old_curbuf = curbuf; 2130 int old_VIsual_select = VIsual_select; 2131 int old_VIsual_active = VIsual_active; 2132 colnr_T tgt_leftcol = curwin->w_leftcol; 2133 long topline; 2134 long y; 2135 2136 /* 2137 * check 'scrollopt' string for vertical and horizontal scroll options 2138 */ 2139 want_ver = (vim_strchr(p_sbo, 'v') && topline_diff != 0); 2140 #ifdef FEAT_DIFF 2141 want_ver |= old_curwin->w_p_diff; 2142 #endif 2143 want_hor = (vim_strchr(p_sbo, 'h') && (leftcol_diff || topline_diff != 0)); 2144 2145 /* 2146 * loop through the scrollbound windows and scroll accordingly 2147 */ 2148 VIsual_select = VIsual_active = 0; 2149 FOR_ALL_WINDOWS(curwin) 2150 { 2151 curbuf = curwin->w_buffer; 2152 // skip original window and windows with 'noscrollbind' 2153 if (curwin != old_curwin && curwin->w_p_scb) 2154 { 2155 /* 2156 * do the vertical scroll 2157 */ 2158 if (want_ver) 2159 { 2160 #ifdef FEAT_DIFF 2161 if (old_curwin->w_p_diff && curwin->w_p_diff) 2162 { 2163 diff_set_topline(old_curwin, curwin); 2164 } 2165 else 2166 #endif 2167 { 2168 curwin->w_scbind_pos += topline_diff; 2169 topline = curwin->w_scbind_pos; 2170 if (topline > curbuf->b_ml.ml_line_count) 2171 topline = curbuf->b_ml.ml_line_count; 2172 if (topline < 1) 2173 topline = 1; 2174 2175 y = topline - curwin->w_topline; 2176 if (y > 0) 2177 scrollup(y, FALSE); 2178 else 2179 scrolldown(-y, FALSE); 2180 } 2181 2182 redraw_later(VALID); 2183 cursor_correct(); 2184 curwin->w_redr_status = TRUE; 2185 } 2186 2187 /* 2188 * do the horizontal scroll 2189 */ 2190 if (want_hor && curwin->w_leftcol != tgt_leftcol) 2191 { 2192 curwin->w_leftcol = tgt_leftcol; 2193 leftcol_changed(); 2194 } 2195 } 2196 } 2197 2198 /* 2199 * reset current-window 2200 */ 2201 VIsual_select = old_VIsual_select; 2202 VIsual_active = old_VIsual_active; 2203 curwin = old_curwin; 2204 curbuf = old_curbuf; 2205 } 2206 2207 /* 2208 * Command character that's ignored. 2209 * Used for CTRL-Q and CTRL-S to avoid problems with terminals that use 2210 * xon/xoff. 2211 */ 2212 static void 2213 nv_ignore(cmdarg_T *cap) 2214 { 2215 cap->retval |= CA_COMMAND_BUSY; // don't call edit() now 2216 } 2217 2218 /* 2219 * Command character that doesn't do anything, but unlike nv_ignore() does 2220 * start edit(). Used for "startinsert" executed while starting up. 2221 */ 2222 static void 2223 nv_nop(cmdarg_T *cap UNUSED) 2224 { 2225 } 2226 2227 /* 2228 * Command character doesn't exist. 2229 */ 2230 static void 2231 nv_error(cmdarg_T *cap) 2232 { 2233 clearopbeep(cap->oap); 2234 } 2235 2236 /* 2237 * <Help> and <F1> commands. 2238 */ 2239 static void 2240 nv_help(cmdarg_T *cap) 2241 { 2242 if (!checkclearopq(cap->oap)) 2243 ex_help(NULL); 2244 } 2245 2246 /* 2247 * CTRL-A and CTRL-X: Add or subtract from letter or number under cursor. 2248 */ 2249 static void 2250 nv_addsub(cmdarg_T *cap) 2251 { 2252 #ifdef FEAT_JOB_CHANNEL 2253 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 2254 clearopbeep(cap->oap); 2255 else 2256 #endif 2257 if (!VIsual_active && cap->oap->op_type == OP_NOP) 2258 { 2259 prep_redo_cmd(cap); 2260 cap->oap->op_type = cap->cmdchar == Ctrl_A ? OP_NR_ADD : OP_NR_SUB; 2261 op_addsub(cap->oap, cap->count1, cap->arg); 2262 cap->oap->op_type = OP_NOP; 2263 } 2264 else if (VIsual_active) 2265 nv_operator(cap); 2266 else 2267 clearop(cap->oap); 2268 } 2269 2270 /* 2271 * CTRL-F, CTRL-B, etc: Scroll page up or down. 2272 */ 2273 static void 2274 nv_page(cmdarg_T *cap) 2275 { 2276 if (!checkclearop(cap->oap)) 2277 { 2278 if (mod_mask & MOD_MASK_CTRL) 2279 { 2280 // <C-PageUp>: tab page back; <C-PageDown>: tab page forward 2281 if (cap->arg == BACKWARD) 2282 goto_tabpage(-(int)cap->count1); 2283 else 2284 goto_tabpage((int)cap->count0); 2285 } 2286 else 2287 (void)onepage(cap->arg, cap->count1); 2288 } 2289 } 2290 2291 /* 2292 * Implementation of "gd" and "gD" command. 2293 */ 2294 static void 2295 nv_gd( 2296 oparg_T *oap, 2297 int nchar, 2298 int thisblock) // 1 for "1gd" and "1gD" 2299 { 2300 int len; 2301 char_u *ptr; 2302 2303 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0 2304 || find_decl(ptr, len, nchar == 'd', thisblock, SEARCH_START) 2305 == FAIL) 2306 clearopbeep(oap); 2307 #ifdef FEAT_FOLDING 2308 else if ((fdo_flags & FDO_SEARCH) && KeyTyped && oap->op_type == OP_NOP) 2309 foldOpenCursor(); 2310 #endif 2311 } 2312 2313 /* 2314 * Return TRUE if line[offset] is not inside a C-style comment or string, FALSE 2315 * otherwise. 2316 */ 2317 static int 2318 is_ident(char_u *line, int offset) 2319 { 2320 int i; 2321 int incomment = FALSE; 2322 int instring = 0; 2323 int prev = 0; 2324 2325 for (i = 0; i < offset && line[i] != NUL; i++) 2326 { 2327 if (instring != 0) 2328 { 2329 if (prev != '\\' && line[i] == instring) 2330 instring = 0; 2331 } 2332 else if ((line[i] == '"' || line[i] == '\'') && !incomment) 2333 { 2334 instring = line[i]; 2335 } 2336 else 2337 { 2338 if (incomment) 2339 { 2340 if (prev == '*' && line[i] == '/') 2341 incomment = FALSE; 2342 } 2343 else if (prev == '/' && line[i] == '*') 2344 { 2345 incomment = TRUE; 2346 } 2347 else if (prev == '/' && line[i] == '/') 2348 { 2349 return FALSE; 2350 } 2351 } 2352 2353 prev = line[i]; 2354 } 2355 2356 return incomment == FALSE && instring == 0; 2357 } 2358 2359 /* 2360 * Search for variable declaration of "ptr[len]". 2361 * When "locally" is TRUE in the current function ("gd"), otherwise in the 2362 * current file ("gD"). 2363 * When "thisblock" is TRUE check the {} block scope. 2364 * Return FAIL when not found. 2365 */ 2366 int 2367 find_decl( 2368 char_u *ptr, 2369 int len, 2370 int locally, 2371 int thisblock, 2372 int flags_arg) // flags passed to searchit() 2373 { 2374 char_u *pat; 2375 pos_T old_pos; 2376 pos_T par_pos; 2377 pos_T found_pos; 2378 int t; 2379 int save_p_ws; 2380 int save_p_scs; 2381 int retval = OK; 2382 int incll; 2383 int searchflags = flags_arg; 2384 int valid; 2385 2386 if ((pat = alloc(len + 7)) == NULL) 2387 return FAIL; 2388 2389 // Put "\V" before the pattern to avoid that the special meaning of "." 2390 // and "~" causes trouble. 2391 sprintf((char *)pat, vim_iswordp(ptr) ? "\\V\\<%.*s\\>" : "\\V%.*s", 2392 len, ptr); 2393 old_pos = curwin->w_cursor; 2394 save_p_ws = p_ws; 2395 save_p_scs = p_scs; 2396 p_ws = FALSE; // don't wrap around end of file now 2397 p_scs = FALSE; // don't switch ignorecase off now 2398 2399 /* 2400 * With "gD" go to line 1. 2401 * With "gd" Search back for the start of the current function, then go 2402 * back until a blank line. If this fails go to line 1. 2403 */ 2404 if (!locally || !findpar(&incll, BACKWARD, 1L, '{', FALSE)) 2405 { 2406 setpcmark(); // Set in findpar() otherwise 2407 curwin->w_cursor.lnum = 1; 2408 par_pos = curwin->w_cursor; 2409 } 2410 else 2411 { 2412 par_pos = curwin->w_cursor; 2413 while (curwin->w_cursor.lnum > 1 && *skipwhite(ml_get_curline()) != NUL) 2414 --curwin->w_cursor.lnum; 2415 } 2416 curwin->w_cursor.col = 0; 2417 2418 // Search forward for the identifier, ignore comment lines. 2419 CLEAR_POS(&found_pos); 2420 for (;;) 2421 { 2422 t = searchit(curwin, curbuf, &curwin->w_cursor, NULL, FORWARD, 2423 pat, 1L, searchflags, RE_LAST, NULL); 2424 if (curwin->w_cursor.lnum >= old_pos.lnum) 2425 t = FAIL; // match after start is failure too 2426 2427 if (thisblock && t != FAIL) 2428 { 2429 pos_T *pos; 2430 2431 // Check that the block the match is in doesn't end before the 2432 // position where we started the search from. 2433 if ((pos = findmatchlimit(NULL, '}', FM_FORWARD, 2434 (int)(old_pos.lnum - curwin->w_cursor.lnum + 1))) != NULL 2435 && pos->lnum < old_pos.lnum) 2436 { 2437 // There can't be a useful match before the end of this block. 2438 // Skip to the end. 2439 curwin->w_cursor = *pos; 2440 continue; 2441 } 2442 } 2443 2444 if (t == FAIL) 2445 { 2446 // If we previously found a valid position, use it. 2447 if (found_pos.lnum != 0) 2448 { 2449 curwin->w_cursor = found_pos; 2450 t = OK; 2451 } 2452 break; 2453 } 2454 if (get_leader_len(ml_get_curline(), NULL, FALSE, TRUE) > 0) 2455 { 2456 // Ignore this line, continue at start of next line. 2457 ++curwin->w_cursor.lnum; 2458 curwin->w_cursor.col = 0; 2459 continue; 2460 } 2461 valid = is_ident(ml_get_curline(), curwin->w_cursor.col); 2462 2463 // If the current position is not a valid identifier and a previous 2464 // match is present, favor that one instead. 2465 if (!valid && found_pos.lnum != 0) 2466 { 2467 curwin->w_cursor = found_pos; 2468 break; 2469 } 2470 2471 // Global search: use first valid match found 2472 if (valid && !locally) 2473 break; 2474 if (valid && curwin->w_cursor.lnum >= par_pos.lnum) 2475 { 2476 // If we previously found a valid position, use it. 2477 if (found_pos.lnum != 0) 2478 curwin->w_cursor = found_pos; 2479 break; 2480 } 2481 2482 // For finding a local variable and the match is before the "{" or 2483 // inside a comment, continue searching. For K&R style function 2484 // declarations this skips the function header without types. 2485 if (!valid) 2486 CLEAR_POS(&found_pos); 2487 else 2488 found_pos = curwin->w_cursor; 2489 // Remove SEARCH_START from flags to avoid getting stuck at one 2490 // position. 2491 searchflags &= ~SEARCH_START; 2492 } 2493 2494 if (t == FAIL) 2495 { 2496 retval = FAIL; 2497 curwin->w_cursor = old_pos; 2498 } 2499 else 2500 { 2501 curwin->w_set_curswant = TRUE; 2502 // "n" searches forward now 2503 reset_search_dir(); 2504 } 2505 2506 vim_free(pat); 2507 p_ws = save_p_ws; 2508 p_scs = save_p_scs; 2509 2510 return retval; 2511 } 2512 2513 /* 2514 * Move 'dist' lines in direction 'dir', counting lines by *screen* 2515 * lines rather than lines in the file. 2516 * 'dist' must be positive. 2517 * 2518 * Return OK if able to move cursor, FAIL otherwise. 2519 */ 2520 static int 2521 nv_screengo(oparg_T *oap, int dir, long dist) 2522 { 2523 int linelen = linetabsize(ml_get_curline()); 2524 int retval = OK; 2525 int atend = FALSE; 2526 int n; 2527 int col_off1; // margin offset for first screen line 2528 int col_off2; // margin offset for wrapped screen line 2529 int width1; // text width for first screen line 2530 int width2; // test width for wrapped screen line 2531 2532 oap->motion_type = MCHAR; 2533 oap->inclusive = (curwin->w_curswant == MAXCOL); 2534 2535 col_off1 = curwin_col_off(); 2536 col_off2 = col_off1 - curwin_col_off2(); 2537 width1 = curwin->w_width - col_off1; 2538 width2 = curwin->w_width - col_off2; 2539 if (width2 == 0) 2540 width2 = 1; // avoid divide by zero 2541 2542 if (curwin->w_width != 0) 2543 { 2544 /* 2545 * Instead of sticking at the last character of the buffer line we 2546 * try to stick in the last column of the screen. 2547 */ 2548 if (curwin->w_curswant == MAXCOL) 2549 { 2550 atend = TRUE; 2551 validate_virtcol(); 2552 if (width1 <= 0) 2553 curwin->w_curswant = 0; 2554 else 2555 { 2556 curwin->w_curswant = width1 - 1; 2557 if (curwin->w_virtcol > curwin->w_curswant) 2558 curwin->w_curswant += ((curwin->w_virtcol 2559 - curwin->w_curswant - 1) / width2 + 1) * width2; 2560 } 2561 } 2562 else 2563 { 2564 if (linelen > width1) 2565 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2566 else 2567 n = width1; 2568 if (curwin->w_curswant >= (colnr_T)n) 2569 curwin->w_curswant = n - 1; 2570 } 2571 2572 while (dist--) 2573 { 2574 if (dir == BACKWARD) 2575 { 2576 if ((long)curwin->w_curswant >= width1 2577 #ifdef FEAT_FOLDING 2578 && !hasFolding(curwin->w_cursor.lnum, NULL, NULL) 2579 #endif 2580 ) 2581 // Move back within the line. This can give a negative value 2582 // for w_curswant if width1 < width2 (with cpoptions+=n), 2583 // which will get clipped to column 0. 2584 curwin->w_curswant -= width2; 2585 else 2586 { 2587 // to previous line 2588 #ifdef FEAT_FOLDING 2589 // Move to the start of a closed fold. Don't do that when 2590 // 'foldopen' contains "all": it will open in a moment. 2591 if (!(fdo_flags & FDO_ALL)) 2592 (void)hasFolding(curwin->w_cursor.lnum, 2593 &curwin->w_cursor.lnum, NULL); 2594 #endif 2595 if (curwin->w_cursor.lnum == 1) 2596 { 2597 retval = FAIL; 2598 break; 2599 } 2600 --curwin->w_cursor.lnum; 2601 2602 linelen = linetabsize(ml_get_curline()); 2603 if (linelen > width1) 2604 curwin->w_curswant += (((linelen - width1 - 1) / width2) 2605 + 1) * width2; 2606 } 2607 } 2608 else // dir == FORWARD 2609 { 2610 if (linelen > width1) 2611 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2612 else 2613 n = width1; 2614 if (curwin->w_curswant + width2 < (colnr_T)n 2615 #ifdef FEAT_FOLDING 2616 && !hasFolding(curwin->w_cursor.lnum, NULL, NULL) 2617 #endif 2618 ) 2619 // move forward within line 2620 curwin->w_curswant += width2; 2621 else 2622 { 2623 // to next line 2624 #ifdef FEAT_FOLDING 2625 // Move to the end of a closed fold. 2626 (void)hasFolding(curwin->w_cursor.lnum, NULL, 2627 &curwin->w_cursor.lnum); 2628 #endif 2629 if (curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 2630 { 2631 retval = FAIL; 2632 break; 2633 } 2634 curwin->w_cursor.lnum++; 2635 curwin->w_curswant %= width2; 2636 // Check if the cursor has moved below the number display 2637 // when width1 < width2 (with cpoptions+=n). Subtract width2 2638 // to get a negative value for w_curswant, which will get 2639 // clipped to column 0. 2640 if (curwin->w_curswant >= width1) 2641 curwin->w_curswant -= width2; 2642 linelen = linetabsize(ml_get_curline()); 2643 } 2644 } 2645 } 2646 } 2647 2648 if (virtual_active() && atend) 2649 coladvance(MAXCOL); 2650 else 2651 coladvance(curwin->w_curswant); 2652 2653 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 2654 { 2655 colnr_T virtcol; 2656 2657 /* 2658 * Check for landing on a character that got split at the end of the 2659 * last line. We want to advance a screenline, not end up in the same 2660 * screenline or move two screenlines. 2661 */ 2662 validate_virtcol(); 2663 virtcol = curwin->w_virtcol; 2664 #if defined(FEAT_LINEBREAK) 2665 if (virtcol > (colnr_T)width1 && *get_showbreak_value(curwin) != NUL) 2666 virtcol -= vim_strsize(get_showbreak_value(curwin)); 2667 #endif 2668 2669 if (virtcol > curwin->w_curswant 2670 && (curwin->w_curswant < (colnr_T)width1 2671 ? (curwin->w_curswant > (colnr_T)width1 / 2) 2672 : ((curwin->w_curswant - width1) % width2 2673 > (colnr_T)width2 / 2))) 2674 --curwin->w_cursor.col; 2675 } 2676 2677 if (atend) 2678 curwin->w_curswant = MAXCOL; // stick in the last column 2679 2680 return retval; 2681 } 2682 2683 /* 2684 * Handle CTRL-E and CTRL-Y commands: scroll a line up or down. 2685 * cap->arg must be TRUE for CTRL-E. 2686 */ 2687 void 2688 nv_scroll_line(cmdarg_T *cap) 2689 { 2690 if (!checkclearop(cap->oap)) 2691 scroll_redraw(cap->arg, cap->count1); 2692 } 2693 2694 /* 2695 * Scroll "count" lines up or down, and redraw. 2696 */ 2697 void 2698 scroll_redraw(int up, long count) 2699 { 2700 linenr_T prev_topline = curwin->w_topline; 2701 #ifdef FEAT_DIFF 2702 int prev_topfill = curwin->w_topfill; 2703 #endif 2704 linenr_T prev_lnum = curwin->w_cursor.lnum; 2705 2706 if (up) 2707 scrollup(count, TRUE); 2708 else 2709 scrolldown(count, TRUE); 2710 if (get_scrolloff_value()) 2711 { 2712 // Adjust the cursor position for 'scrolloff'. Mark w_topline as 2713 // valid, otherwise the screen jumps back at the end of the file. 2714 cursor_correct(); 2715 check_cursor_moved(curwin); 2716 curwin->w_valid |= VALID_TOPLINE; 2717 2718 // If moved back to where we were, at least move the cursor, otherwise 2719 // we get stuck at one position. Don't move the cursor up if the 2720 // first line of the buffer is already on the screen 2721 while (curwin->w_topline == prev_topline 2722 #ifdef FEAT_DIFF 2723 && curwin->w_topfill == prev_topfill 2724 #endif 2725 ) 2726 { 2727 if (up) 2728 { 2729 if (curwin->w_cursor.lnum > prev_lnum 2730 || cursor_down(1L, FALSE) == FAIL) 2731 break; 2732 } 2733 else 2734 { 2735 if (curwin->w_cursor.lnum < prev_lnum 2736 || prev_topline == 1L 2737 || cursor_up(1L, FALSE) == FAIL) 2738 break; 2739 } 2740 // Mark w_topline as valid, otherwise the screen jumps back at the 2741 // end of the file. 2742 check_cursor_moved(curwin); 2743 curwin->w_valid |= VALID_TOPLINE; 2744 } 2745 } 2746 if (curwin->w_cursor.lnum != prev_lnum) 2747 coladvance(curwin->w_curswant); 2748 redraw_later(VALID); 2749 } 2750 2751 /* 2752 * Commands that start with "z". 2753 */ 2754 static void 2755 nv_zet(cmdarg_T *cap) 2756 { 2757 long n; 2758 colnr_T col; 2759 int nchar = cap->nchar; 2760 #ifdef FEAT_FOLDING 2761 long old_fdl = curwin->w_p_fdl; 2762 int old_fen = curwin->w_p_fen; 2763 #endif 2764 #ifdef FEAT_SPELL 2765 int undo = FALSE; 2766 #endif 2767 long siso = get_sidescrolloff_value(); 2768 2769 if (VIM_ISDIGIT(nchar)) 2770 { 2771 /* 2772 * "z123{nchar}": edit the count before obtaining {nchar} 2773 */ 2774 if (checkclearop(cap->oap)) 2775 return; 2776 n = nchar - '0'; 2777 for (;;) 2778 { 2779 #ifdef USE_ON_FLY_SCROLL 2780 dont_scroll = TRUE; // disallow scrolling here 2781 #endif 2782 ++no_mapping; 2783 ++allow_keys; // no mapping for nchar, but allow key codes 2784 nchar = plain_vgetc(); 2785 LANGMAP_ADJUST(nchar, TRUE); 2786 --no_mapping; 2787 --allow_keys; 2788 #ifdef FEAT_CMDL_INFO 2789 (void)add_to_showcmd(nchar); 2790 #endif 2791 if (nchar == K_DEL || nchar == K_KDEL) 2792 n /= 10; 2793 else if (VIM_ISDIGIT(nchar)) 2794 n = n * 10 + (nchar - '0'); 2795 else if (nchar == CAR) 2796 { 2797 #ifdef FEAT_GUI 2798 need_mouse_correct = TRUE; 2799 #endif 2800 win_setheight((int)n); 2801 break; 2802 } 2803 else if (nchar == 'l' 2804 || nchar == 'h' 2805 || nchar == K_LEFT 2806 || nchar == K_RIGHT) 2807 { 2808 cap->count1 = n ? n * cap->count1 : cap->count1; 2809 goto dozet; 2810 } 2811 else 2812 { 2813 clearopbeep(cap->oap); 2814 break; 2815 } 2816 } 2817 cap->oap->op_type = OP_NOP; 2818 return; 2819 } 2820 2821 dozet: 2822 if ( 2823 #ifdef FEAT_FOLDING 2824 // "zf" and "zF" are always an operator, "zd", "zo", "zO", "zc" 2825 // and "zC" only in Visual mode. "zj" and "zk" are motion 2826 // commands. 2827 cap->nchar != 'f' && cap->nchar != 'F' 2828 && !(VIsual_active && vim_strchr((char_u *)"dcCoO", cap->nchar)) 2829 && cap->nchar != 'j' && cap->nchar != 'k' 2830 && 2831 #endif 2832 checkclearop(cap->oap)) 2833 return; 2834 2835 /* 2836 * For "z+", "z<CR>", "zt", "z.", "zz", "z^", "z-", "zb": 2837 * If line number given, set cursor. 2838 */ 2839 if ((vim_strchr((char_u *)"+\r\nt.z^-b", nchar) != NULL) 2840 && cap->count0 2841 && cap->count0 != curwin->w_cursor.lnum) 2842 { 2843 setpcmark(); 2844 if (cap->count0 > curbuf->b_ml.ml_line_count) 2845 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2846 else 2847 curwin->w_cursor.lnum = cap->count0; 2848 check_cursor_col(); 2849 } 2850 2851 switch (nchar) 2852 { 2853 // "z+", "z<CR>" and "zt": put cursor at top of screen 2854 case '+': 2855 if (cap->count0 == 0) 2856 { 2857 // No count given: put cursor at the line below screen 2858 validate_botline(); // make sure w_botline is valid 2859 if (curwin->w_botline > curbuf->b_ml.ml_line_count) 2860 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2861 else 2862 curwin->w_cursor.lnum = curwin->w_botline; 2863 } 2864 // FALLTHROUGH 2865 case NL: 2866 case CAR: 2867 case K_KENTER: 2868 beginline(BL_WHITE | BL_FIX); 2869 // FALLTHROUGH 2870 2871 case 't': scroll_cursor_top(0, TRUE); 2872 redraw_later(VALID); 2873 set_fraction(curwin); 2874 break; 2875 2876 // "z." and "zz": put cursor in middle of screen 2877 case '.': beginline(BL_WHITE | BL_FIX); 2878 // FALLTHROUGH 2879 2880 case 'z': scroll_cursor_halfway(TRUE); 2881 redraw_later(VALID); 2882 set_fraction(curwin); 2883 break; 2884 2885 // "z^", "z-" and "zb": put cursor at bottom of screen 2886 case '^': // Strange Vi behavior: <count>z^ finds line at top of window 2887 // when <count> is at bottom of window, and puts that one at 2888 // bottom of window. 2889 if (cap->count0 != 0) 2890 { 2891 scroll_cursor_bot(0, TRUE); 2892 curwin->w_cursor.lnum = curwin->w_topline; 2893 } 2894 else if (curwin->w_topline == 1) 2895 curwin->w_cursor.lnum = 1; 2896 else 2897 curwin->w_cursor.lnum = curwin->w_topline - 1; 2898 // FALLTHROUGH 2899 case '-': 2900 beginline(BL_WHITE | BL_FIX); 2901 // FALLTHROUGH 2902 2903 case 'b': scroll_cursor_bot(0, TRUE); 2904 redraw_later(VALID); 2905 set_fraction(curwin); 2906 break; 2907 2908 // "zH" - scroll screen right half-page 2909 case 'H': 2910 cap->count1 *= curwin->w_width / 2; 2911 // FALLTHROUGH 2912 2913 // "zh" - scroll screen to the right 2914 case 'h': 2915 case K_LEFT: 2916 if (!curwin->w_p_wrap) 2917 { 2918 if ((colnr_T)cap->count1 > curwin->w_leftcol) 2919 curwin->w_leftcol = 0; 2920 else 2921 curwin->w_leftcol -= (colnr_T)cap->count1; 2922 leftcol_changed(); 2923 } 2924 break; 2925 2926 // "zL" - scroll screen left half-page 2927 case 'L': cap->count1 *= curwin->w_width / 2; 2928 // FALLTHROUGH 2929 2930 // "zl" - scroll screen to the left 2931 case 'l': 2932 case K_RIGHT: 2933 if (!curwin->w_p_wrap) 2934 { 2935 // scroll the window left 2936 curwin->w_leftcol += (colnr_T)cap->count1; 2937 leftcol_changed(); 2938 } 2939 break; 2940 2941 // "zs" - scroll screen, cursor at the start 2942 case 's': if (!curwin->w_p_wrap) 2943 { 2944 #ifdef FEAT_FOLDING 2945 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2946 col = 0; // like the cursor is in col 0 2947 else 2948 #endif 2949 getvcol(curwin, &curwin->w_cursor, &col, NULL, NULL); 2950 if ((long)col > siso) 2951 col -= siso; 2952 else 2953 col = 0; 2954 if (curwin->w_leftcol != col) 2955 { 2956 curwin->w_leftcol = col; 2957 redraw_later(NOT_VALID); 2958 } 2959 } 2960 break; 2961 2962 // "ze" - scroll screen, cursor at the end 2963 case 'e': if (!curwin->w_p_wrap) 2964 { 2965 #ifdef FEAT_FOLDING 2966 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2967 col = 0; // like the cursor is in col 0 2968 else 2969 #endif 2970 getvcol(curwin, &curwin->w_cursor, NULL, NULL, &col); 2971 n = curwin->w_width - curwin_col_off(); 2972 if ((long)col + siso < n) 2973 col = 0; 2974 else 2975 col = col + siso - n + 1; 2976 if (curwin->w_leftcol != col) 2977 { 2978 curwin->w_leftcol = col; 2979 redraw_later(NOT_VALID); 2980 } 2981 } 2982 break; 2983 2984 // "zp", "zP" in block mode put without addind trailing spaces 2985 case 'P': 2986 case 'p': nv_put(cap); 2987 break; 2988 // "zy" Yank without trailing spaces 2989 case 'y': nv_operator(cap); 2990 break; 2991 #ifdef FEAT_FOLDING 2992 // "zF": create fold command 2993 // "zf": create fold operator 2994 case 'F': 2995 case 'f': if (foldManualAllowed(TRUE)) 2996 { 2997 cap->nchar = 'f'; 2998 nv_operator(cap); 2999 curwin->w_p_fen = TRUE; 3000 3001 // "zF" is like "zfzf" 3002 if (nchar == 'F' && cap->oap->op_type == OP_FOLD) 3003 { 3004 nv_operator(cap); 3005 finish_op = TRUE; 3006 } 3007 } 3008 else 3009 clearopbeep(cap->oap); 3010 break; 3011 3012 // "zd": delete fold at cursor 3013 // "zD": delete fold at cursor recursively 3014 case 'd': 3015 case 'D': if (foldManualAllowed(FALSE)) 3016 { 3017 if (VIsual_active) 3018 nv_operator(cap); 3019 else 3020 deleteFold(curwin->w_cursor.lnum, 3021 curwin->w_cursor.lnum, nchar == 'D', FALSE); 3022 } 3023 break; 3024 3025 // "zE": erase all folds 3026 case 'E': if (foldmethodIsManual(curwin)) 3027 { 3028 clearFolding(curwin); 3029 changed_window_setting(); 3030 } 3031 else if (foldmethodIsMarker(curwin)) 3032 deleteFold((linenr_T)1, curbuf->b_ml.ml_line_count, 3033 TRUE, FALSE); 3034 else 3035 emsg(_("E352: Cannot erase folds with current 'foldmethod'")); 3036 break; 3037 3038 // "zn": fold none: reset 'foldenable' 3039 case 'n': curwin->w_p_fen = FALSE; 3040 break; 3041 3042 // "zN": fold Normal: set 'foldenable' 3043 case 'N': curwin->w_p_fen = TRUE; 3044 break; 3045 3046 // "zi": invert folding: toggle 'foldenable' 3047 case 'i': curwin->w_p_fen = !curwin->w_p_fen; 3048 break; 3049 3050 // "za": open closed fold or close open fold at cursor 3051 case 'a': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 3052 openFold(curwin->w_cursor.lnum, cap->count1); 3053 else 3054 { 3055 closeFold(curwin->w_cursor.lnum, cap->count1); 3056 curwin->w_p_fen = TRUE; 3057 } 3058 break; 3059 3060 // "zA": open fold at cursor recursively 3061 case 'A': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 3062 openFoldRecurse(curwin->w_cursor.lnum); 3063 else 3064 { 3065 closeFoldRecurse(curwin->w_cursor.lnum); 3066 curwin->w_p_fen = TRUE; 3067 } 3068 break; 3069 3070 // "zo": open fold at cursor or Visual area 3071 case 'o': if (VIsual_active) 3072 nv_operator(cap); 3073 else 3074 openFold(curwin->w_cursor.lnum, cap->count1); 3075 break; 3076 3077 // "zO": open fold recursively 3078 case 'O': if (VIsual_active) 3079 nv_operator(cap); 3080 else 3081 openFoldRecurse(curwin->w_cursor.lnum); 3082 break; 3083 3084 // "zc": close fold at cursor or Visual area 3085 case 'c': if (VIsual_active) 3086 nv_operator(cap); 3087 else 3088 closeFold(curwin->w_cursor.lnum, cap->count1); 3089 curwin->w_p_fen = TRUE; 3090 break; 3091 3092 // "zC": close fold recursively 3093 case 'C': if (VIsual_active) 3094 nv_operator(cap); 3095 else 3096 closeFoldRecurse(curwin->w_cursor.lnum); 3097 curwin->w_p_fen = TRUE; 3098 break; 3099 3100 // "zv": open folds at the cursor 3101 case 'v': foldOpenCursor(); 3102 break; 3103 3104 // "zx": re-apply 'foldlevel' and open folds at the cursor 3105 case 'x': curwin->w_p_fen = TRUE; 3106 curwin->w_foldinvalid = TRUE; // recompute folds 3107 newFoldLevel(); // update right now 3108 foldOpenCursor(); 3109 break; 3110 3111 // "zX": undo manual opens/closes, re-apply 'foldlevel' 3112 case 'X': curwin->w_p_fen = TRUE; 3113 curwin->w_foldinvalid = TRUE; // recompute folds 3114 old_fdl = -1; // force an update 3115 break; 3116 3117 // "zm": fold more 3118 case 'm': if (curwin->w_p_fdl > 0) 3119 { 3120 curwin->w_p_fdl -= cap->count1; 3121 if (curwin->w_p_fdl < 0) 3122 curwin->w_p_fdl = 0; 3123 } 3124 old_fdl = -1; // force an update 3125 curwin->w_p_fen = TRUE; 3126 break; 3127 3128 // "zM": close all folds 3129 case 'M': curwin->w_p_fdl = 0; 3130 old_fdl = -1; // force an update 3131 curwin->w_p_fen = TRUE; 3132 break; 3133 3134 // "zr": reduce folding 3135 case 'r': curwin->w_p_fdl += cap->count1; 3136 { 3137 int d = getDeepestNesting(); 3138 3139 if (curwin->w_p_fdl >= d) 3140 curwin->w_p_fdl = d; 3141 } 3142 break; 3143 3144 // "zR": open all folds 3145 case 'R': curwin->w_p_fdl = getDeepestNesting(); 3146 old_fdl = -1; // force an update 3147 break; 3148 3149 case 'j': // "zj" move to next fold downwards 3150 case 'k': // "zk" move to next fold upwards 3151 if (foldMoveTo(TRUE, nchar == 'j' ? FORWARD : BACKWARD, 3152 cap->count1) == FAIL) 3153 clearopbeep(cap->oap); 3154 break; 3155 3156 #endif // FEAT_FOLDING 3157 3158 #ifdef FEAT_SPELL 3159 case 'u': // "zug" and "zuw": undo "zg" and "zw" 3160 ++no_mapping; 3161 ++allow_keys; // no mapping for nchar, but allow key codes 3162 nchar = plain_vgetc(); 3163 LANGMAP_ADJUST(nchar, TRUE); 3164 --no_mapping; 3165 --allow_keys; 3166 #ifdef FEAT_CMDL_INFO 3167 (void)add_to_showcmd(nchar); 3168 #endif 3169 if (vim_strchr((char_u *)"gGwW", nchar) == NULL) 3170 { 3171 clearopbeep(cap->oap); 3172 break; 3173 } 3174 undo = TRUE; 3175 // FALLTHROUGH 3176 3177 case 'g': // "zg": add good word to word list 3178 case 'w': // "zw": add wrong word to word list 3179 case 'G': // "zG": add good word to temp word list 3180 case 'W': // "zW": add wrong word to temp word list 3181 { 3182 char_u *ptr = NULL; 3183 int len; 3184 3185 if (checkclearop(cap->oap)) 3186 break; 3187 if (VIsual_active && get_visual_text(cap, &ptr, &len) 3188 == FAIL) 3189 return; 3190 if (ptr == NULL) 3191 { 3192 pos_T pos = curwin->w_cursor; 3193 3194 // Find bad word under the cursor. When 'spell' is 3195 // off this fails and find_ident_under_cursor() is 3196 // used below. 3197 emsg_off++; 3198 len = spell_move_to(curwin, FORWARD, TRUE, TRUE, NULL); 3199 emsg_off--; 3200 if (len != 0 && curwin->w_cursor.col <= pos.col) 3201 ptr = ml_get_pos(&curwin->w_cursor); 3202 curwin->w_cursor = pos; 3203 } 3204 3205 if (ptr == NULL && (len = find_ident_under_cursor(&ptr, 3206 FIND_IDENT)) == 0) 3207 return; 3208 spell_add_word(ptr, len, nchar == 'w' || nchar == 'W' 3209 ? SPELL_ADD_BAD : SPELL_ADD_GOOD, 3210 (nchar == 'G' || nchar == 'W') 3211 ? 0 : (int)cap->count1, 3212 undo); 3213 } 3214 break; 3215 3216 case '=': // "z=": suggestions for a badly spelled word 3217 if (!checkclearop(cap->oap)) 3218 spell_suggest((int)cap->count0); 3219 break; 3220 #endif 3221 3222 default: clearopbeep(cap->oap); 3223 } 3224 3225 #ifdef FEAT_FOLDING 3226 // Redraw when 'foldenable' changed 3227 if (old_fen != curwin->w_p_fen) 3228 { 3229 # ifdef FEAT_DIFF 3230 win_T *wp; 3231 3232 if (foldmethodIsDiff(curwin) && curwin->w_p_scb) 3233 { 3234 // Adjust 'foldenable' in diff-synced windows. 3235 FOR_ALL_WINDOWS(wp) 3236 { 3237 if (wp != curwin && foldmethodIsDiff(wp) && wp->w_p_scb) 3238 { 3239 wp->w_p_fen = curwin->w_p_fen; 3240 changed_window_setting_win(wp); 3241 } 3242 } 3243 } 3244 # endif 3245 changed_window_setting(); 3246 } 3247 3248 // Redraw when 'foldlevel' changed. 3249 if (old_fdl != curwin->w_p_fdl) 3250 newFoldLevel(); 3251 #endif 3252 } 3253 3254 #ifdef FEAT_GUI 3255 /* 3256 * Vertical scrollbar movement. 3257 */ 3258 static void 3259 nv_ver_scrollbar(cmdarg_T *cap) 3260 { 3261 if (cap->oap->op_type != OP_NOP) 3262 clearopbeep(cap->oap); 3263 3264 // Even if an operator was pending, we still want to scroll 3265 gui_do_scroll(); 3266 } 3267 3268 /* 3269 * Horizontal scrollbar movement. 3270 */ 3271 static void 3272 nv_hor_scrollbar(cmdarg_T *cap) 3273 { 3274 if (cap->oap->op_type != OP_NOP) 3275 clearopbeep(cap->oap); 3276 3277 // Even if an operator was pending, we still want to scroll 3278 gui_do_horiz_scroll(scrollbar_value, FALSE); 3279 } 3280 #endif 3281 3282 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 3283 /* 3284 * Click in GUI tab. 3285 */ 3286 static void 3287 nv_tabline(cmdarg_T *cap) 3288 { 3289 if (cap->oap->op_type != OP_NOP) 3290 clearopbeep(cap->oap); 3291 3292 // Even if an operator was pending, we still want to jump tabs. 3293 goto_tabpage(current_tab); 3294 } 3295 3296 /* 3297 * Selected item in tab line menu. 3298 */ 3299 static void 3300 nv_tabmenu(cmdarg_T *cap) 3301 { 3302 if (cap->oap->op_type != OP_NOP) 3303 clearopbeep(cap->oap); 3304 3305 // Even if an operator was pending, we still want to jump tabs. 3306 handle_tabmenu(); 3307 } 3308 3309 /* 3310 * Handle selecting an item of the GUI tab line menu. 3311 * Used in Normal and Insert mode. 3312 */ 3313 void 3314 handle_tabmenu(void) 3315 { 3316 switch (current_tabmenu) 3317 { 3318 case TABLINE_MENU_CLOSE: 3319 if (current_tab == 0) 3320 do_cmdline_cmd((char_u *)"tabclose"); 3321 else 3322 { 3323 vim_snprintf((char *)IObuff, IOSIZE, "tabclose %d", 3324 current_tab); 3325 do_cmdline_cmd(IObuff); 3326 } 3327 break; 3328 3329 case TABLINE_MENU_NEW: 3330 if (current_tab == 0) 3331 do_cmdline_cmd((char_u *)"$tabnew"); 3332 else 3333 { 3334 vim_snprintf((char *)IObuff, IOSIZE, "%dtabnew", 3335 current_tab - 1); 3336 do_cmdline_cmd(IObuff); 3337 } 3338 break; 3339 3340 case TABLINE_MENU_OPEN: 3341 if (current_tab == 0) 3342 do_cmdline_cmd((char_u *)"browse $tabnew"); 3343 else 3344 { 3345 vim_snprintf((char *)IObuff, IOSIZE, "browse %dtabnew", 3346 current_tab - 1); 3347 do_cmdline_cmd(IObuff); 3348 } 3349 break; 3350 } 3351 } 3352 #endif 3353 3354 /* 3355 * "Q" command. 3356 */ 3357 static void 3358 nv_exmode(cmdarg_T *cap) 3359 { 3360 /* 3361 * Ignore 'Q' in Visual mode, just give a beep. 3362 */ 3363 if (VIsual_active) 3364 vim_beep(BO_EX); 3365 else if (!checkclearop(cap->oap)) 3366 do_exmode(FALSE); 3367 } 3368 3369 /* 3370 * Handle a ":" command. 3371 */ 3372 static void 3373 nv_colon(cmdarg_T *cap) 3374 { 3375 int old_p_im; 3376 int cmd_result; 3377 int is_cmdkey = cap->cmdchar == K_COMMAND; 3378 3379 if (VIsual_active && !is_cmdkey) 3380 nv_operator(cap); 3381 else 3382 { 3383 if (cap->oap->op_type != OP_NOP) 3384 { 3385 // Using ":" as a movement is characterwise exclusive. 3386 cap->oap->motion_type = MCHAR; 3387 cap->oap->inclusive = FALSE; 3388 } 3389 else if (cap->count0 && !is_cmdkey) 3390 { 3391 // translate "count:" into ":.,.+(count - 1)" 3392 stuffcharReadbuff('.'); 3393 if (cap->count0 > 1) 3394 { 3395 stuffReadbuff((char_u *)",.+"); 3396 stuffnumReadbuff((long)cap->count0 - 1L); 3397 } 3398 } 3399 3400 // When typing, don't type below an old message 3401 if (KeyTyped) 3402 compute_cmdrow(); 3403 3404 old_p_im = p_im; 3405 3406 // get a command line and execute it 3407 cmd_result = do_cmdline(NULL, is_cmdkey ? getcmdkeycmd : getexline, NULL, 3408 cap->oap->op_type != OP_NOP ? DOCMD_KEEPLINE : 0); 3409 3410 // If 'insertmode' changed, enter or exit Insert mode 3411 if (p_im != old_p_im) 3412 { 3413 if (p_im) 3414 restart_edit = 'i'; 3415 else 3416 restart_edit = 0; 3417 } 3418 3419 if (cmd_result == FAIL) 3420 // The Ex command failed, do not execute the operator. 3421 clearop(cap->oap); 3422 else if (cap->oap->op_type != OP_NOP 3423 && (cap->oap->start.lnum > curbuf->b_ml.ml_line_count 3424 || cap->oap->start.col > 3425 (colnr_T)STRLEN(ml_get(cap->oap->start.lnum)) 3426 || did_emsg 3427 )) 3428 // The start of the operator has become invalid by the Ex command. 3429 clearopbeep(cap->oap); 3430 } 3431 } 3432 3433 /* 3434 * Handle CTRL-G command. 3435 */ 3436 static void 3437 nv_ctrlg(cmdarg_T *cap) 3438 { 3439 if (VIsual_active) // toggle Selection/Visual mode 3440 { 3441 VIsual_select = !VIsual_select; 3442 showmode(); 3443 } 3444 else if (!checkclearop(cap->oap)) 3445 // print full name if count given or :cd used 3446 fileinfo((int)cap->count0, FALSE, TRUE); 3447 } 3448 3449 /* 3450 * Handle CTRL-H <Backspace> command. 3451 */ 3452 static void 3453 nv_ctrlh(cmdarg_T *cap) 3454 { 3455 if (VIsual_active && VIsual_select) 3456 { 3457 cap->cmdchar = 'x'; // BS key behaves like 'x' in Select mode 3458 v_visop(cap); 3459 } 3460 else 3461 nv_left(cap); 3462 } 3463 3464 /* 3465 * CTRL-L: clear screen and redraw. 3466 */ 3467 static void 3468 nv_clear(cmdarg_T *cap) 3469 { 3470 if (!checkclearop(cap->oap)) 3471 { 3472 #ifdef FEAT_SYN_HL 3473 // Clear all syntax states to force resyncing. 3474 syn_stack_free_all(curwin->w_s); 3475 # ifdef FEAT_RELTIME 3476 { 3477 win_T *wp; 3478 3479 FOR_ALL_WINDOWS(wp) 3480 wp->w_s->b_syn_slow = FALSE; 3481 } 3482 # endif 3483 #endif 3484 redraw_later(CLEAR); 3485 #if defined(MSWIN) && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL)) 3486 # ifdef VIMDLL 3487 if (!gui.in_use) 3488 # endif 3489 resize_console_buf(); 3490 #endif 3491 } 3492 } 3493 3494 /* 3495 * CTRL-O: In Select mode: switch to Visual mode for one command. 3496 * Otherwise: Go to older pcmark. 3497 */ 3498 static void 3499 nv_ctrlo(cmdarg_T *cap) 3500 { 3501 if (VIsual_active && VIsual_select) 3502 { 3503 VIsual_select = FALSE; 3504 showmode(); 3505 restart_VIsual_select = 2; // restart Select mode later 3506 } 3507 else 3508 { 3509 cap->count1 = -cap->count1; 3510 nv_pcmark(cap); 3511 } 3512 } 3513 3514 /* 3515 * CTRL-^ command, short for ":e #". Works even when the alternate buffer is 3516 * not named. 3517 */ 3518 static void 3519 nv_hat(cmdarg_T *cap) 3520 { 3521 if (!checkclearopq(cap->oap)) 3522 (void)buflist_getfile((int)cap->count0, (linenr_T)0, 3523 GETF_SETMARK|GETF_ALT, FALSE); 3524 } 3525 3526 /* 3527 * "Z" commands. 3528 */ 3529 static void 3530 nv_Zet(cmdarg_T *cap) 3531 { 3532 if (!checkclearopq(cap->oap)) 3533 { 3534 switch (cap->nchar) 3535 { 3536 // "ZZ": equivalent to ":x". 3537 case 'Z': do_cmdline_cmd((char_u *)"x"); 3538 break; 3539 3540 // "ZQ": equivalent to ":q!" (Elvis compatible). 3541 case 'Q': do_cmdline_cmd((char_u *)"q!"); 3542 break; 3543 3544 default: clearopbeep(cap->oap); 3545 } 3546 } 3547 } 3548 3549 /* 3550 * Call nv_ident() as if "c1" was used, with "c2" as next character. 3551 */ 3552 void 3553 do_nv_ident(int c1, int c2) 3554 { 3555 oparg_T oa; 3556 cmdarg_T ca; 3557 3558 clear_oparg(&oa); 3559 CLEAR_FIELD(ca); 3560 ca.oap = &oa; 3561 ca.cmdchar = c1; 3562 ca.nchar = c2; 3563 nv_ident(&ca); 3564 } 3565 3566 /* 3567 * Handle the commands that use the word under the cursor. 3568 * [g] CTRL-] :ta to current identifier 3569 * [g] 'K' run program for current identifier 3570 * [g] '*' / to current identifier or string 3571 * [g] '#' ? to current identifier or string 3572 * g ']' :tselect for current identifier 3573 */ 3574 static void 3575 nv_ident(cmdarg_T *cap) 3576 { 3577 char_u *ptr = NULL; 3578 char_u *buf; 3579 unsigned buflen; 3580 char_u *newbuf; 3581 char_u *p; 3582 char_u *kp; // value of 'keywordprg' 3583 int kp_help; // 'keywordprg' is ":he" 3584 int kp_ex; // 'keywordprg' starts with ":" 3585 int n = 0; // init for GCC 3586 int cmdchar; 3587 int g_cmd; // "g" command 3588 int tag_cmd = FALSE; 3589 char_u *aux_ptr; 3590 int isman; 3591 int isman_s; 3592 3593 if (cap->cmdchar == 'g') // "g*", "g#", "g]" and "gCTRL-]" 3594 { 3595 cmdchar = cap->nchar; 3596 g_cmd = TRUE; 3597 } 3598 else 3599 { 3600 cmdchar = cap->cmdchar; 3601 g_cmd = FALSE; 3602 } 3603 3604 if (cmdchar == POUND) // the pound sign, '#' for English keyboards 3605 cmdchar = '#'; 3606 3607 /* 3608 * The "]", "CTRL-]" and "K" commands accept an argument in Visual mode. 3609 */ 3610 if (cmdchar == ']' || cmdchar == Ctrl_RSB || cmdchar == 'K') 3611 { 3612 if (VIsual_active && get_visual_text(cap, &ptr, &n) == FAIL) 3613 return; 3614 if (checkclearopq(cap->oap)) 3615 return; 3616 } 3617 3618 if (ptr == NULL && (n = find_ident_under_cursor(&ptr, 3619 (cmdchar == '*' || cmdchar == '#') 3620 ? FIND_IDENT|FIND_STRING : FIND_IDENT)) == 0) 3621 { 3622 clearop(cap->oap); 3623 return; 3624 } 3625 3626 // Allocate buffer to put the command in. Inserting backslashes can 3627 // double the length of the word. p_kp / curbuf->b_p_kp could be added 3628 // and some numbers. 3629 kp = (*curbuf->b_p_kp == NUL ? p_kp : curbuf->b_p_kp); 3630 kp_help = (*kp == NUL || STRCMP(kp, ":he") == 0 3631 || STRCMP(kp, ":help") == 0); 3632 if (kp_help && *skipwhite(ptr) == NUL) 3633 { 3634 emsg(_(e_noident)); // found white space only 3635 return; 3636 } 3637 kp_ex = (*kp == ':'); 3638 buflen = (unsigned)(n * 2 + 30 + STRLEN(kp)); 3639 buf = alloc(buflen); 3640 if (buf == NULL) 3641 return; 3642 buf[0] = NUL; 3643 3644 switch (cmdchar) 3645 { 3646 case '*': 3647 case '#': 3648 /* 3649 * Put cursor at start of word, makes search skip the word 3650 * under the cursor. 3651 * Call setpcmark() first, so "*``" puts the cursor back where 3652 * it was. 3653 */ 3654 setpcmark(); 3655 curwin->w_cursor.col = (colnr_T) (ptr - ml_get_curline()); 3656 3657 if (!g_cmd && vim_iswordp(ptr)) 3658 STRCPY(buf, "\\<"); 3659 no_smartcase = TRUE; // don't use 'smartcase' now 3660 break; 3661 3662 case 'K': 3663 if (kp_help) 3664 STRCPY(buf, "he! "); 3665 else if (kp_ex) 3666 { 3667 if (cap->count0 != 0) 3668 vim_snprintf((char *)buf, buflen, "%s %ld", 3669 kp, cap->count0); 3670 else 3671 STRCPY(buf, kp); 3672 STRCAT(buf, " "); 3673 } 3674 else 3675 { 3676 // An external command will probably use an argument starting 3677 // with "-" as an option. To avoid trouble we skip the "-". 3678 while (*ptr == '-' && n > 0) 3679 { 3680 ++ptr; 3681 --n; 3682 } 3683 if (n == 0) 3684 { 3685 emsg(_(e_noident)); // found dashes only 3686 vim_free(buf); 3687 return; 3688 } 3689 3690 // When a count is given, turn it into a range. Is this 3691 // really what we want? 3692 isman = (STRCMP(kp, "man") == 0); 3693 isman_s = (STRCMP(kp, "man -s") == 0); 3694 if (cap->count0 != 0 && !(isman || isman_s)) 3695 sprintf((char *)buf, ".,.+%ld", cap->count0 - 1); 3696 3697 STRCAT(buf, "! "); 3698 if (cap->count0 == 0 && isman_s) 3699 STRCAT(buf, "man"); 3700 else 3701 STRCAT(buf, kp); 3702 STRCAT(buf, " "); 3703 if (cap->count0 != 0 && (isman || isman_s)) 3704 { 3705 sprintf((char *)buf + STRLEN(buf), "%ld", cap->count0); 3706 STRCAT(buf, " "); 3707 } 3708 } 3709 break; 3710 3711 case ']': 3712 tag_cmd = TRUE; 3713 #ifdef FEAT_CSCOPE 3714 if (p_cst) 3715 STRCPY(buf, "cstag "); 3716 else 3717 #endif 3718 STRCPY(buf, "ts "); 3719 break; 3720 3721 default: 3722 tag_cmd = TRUE; 3723 if (curbuf->b_help) 3724 STRCPY(buf, "he! "); 3725 else 3726 { 3727 if (g_cmd) 3728 STRCPY(buf, "tj "); 3729 else if (cap->count0 == 0) 3730 STRCPY(buf, "ta "); 3731 else 3732 sprintf((char *)buf, ":%ldta ", cap->count0); 3733 } 3734 } 3735 3736 /* 3737 * Now grab the chars in the identifier 3738 */ 3739 if (cmdchar == 'K' && !kp_help) 3740 { 3741 ptr = vim_strnsave(ptr, n); 3742 if (kp_ex) 3743 // Escape the argument properly for an Ex command 3744 p = vim_strsave_fnameescape(ptr, FALSE); 3745 else 3746 // Escape the argument properly for a shell command 3747 p = vim_strsave_shellescape(ptr, TRUE, TRUE); 3748 vim_free(ptr); 3749 if (p == NULL) 3750 { 3751 vim_free(buf); 3752 return; 3753 } 3754 newbuf = vim_realloc(buf, STRLEN(buf) + STRLEN(p) + 1); 3755 if (newbuf == NULL) 3756 { 3757 vim_free(buf); 3758 vim_free(p); 3759 return; 3760 } 3761 buf = newbuf; 3762 STRCAT(buf, p); 3763 vim_free(p); 3764 } 3765 else 3766 { 3767 if (cmdchar == '*') 3768 aux_ptr = (char_u *)(magic_isset() ? "/.*~[^$\\" : "/^$\\"); 3769 else if (cmdchar == '#') 3770 aux_ptr = (char_u *)(magic_isset() ? "/?.*~[^$\\" : "/?^$\\"); 3771 else if (tag_cmd) 3772 { 3773 if (curbuf->b_help) 3774 // ":help" handles unescaped argument 3775 aux_ptr = (char_u *)""; 3776 else 3777 aux_ptr = (char_u *)"\\|\"\n["; 3778 } 3779 else 3780 aux_ptr = (char_u *)"\\|\"\n*?["; 3781 3782 p = buf + STRLEN(buf); 3783 while (n-- > 0) 3784 { 3785 // put a backslash before \ and some others 3786 if (vim_strchr(aux_ptr, *ptr) != NULL) 3787 *p++ = '\\'; 3788 // When current byte is a part of multibyte character, copy all 3789 // bytes of that character. 3790 if (has_mbyte) 3791 { 3792 int i; 3793 int len = (*mb_ptr2len)(ptr) - 1; 3794 3795 for (i = 0; i < len && n >= 1; ++i, --n) 3796 *p++ = *ptr++; 3797 } 3798 *p++ = *ptr++; 3799 } 3800 *p = NUL; 3801 } 3802 3803 /* 3804 * Execute the command. 3805 */ 3806 if (cmdchar == '*' || cmdchar == '#') 3807 { 3808 if (!g_cmd && (has_mbyte 3809 ? vim_iswordp(mb_prevptr(ml_get_curline(), ptr)) 3810 : vim_iswordc(ptr[-1]))) 3811 STRCAT(buf, "\\>"); 3812 3813 // put pattern in search history 3814 init_history(); 3815 add_to_history(HIST_SEARCH, buf, TRUE, NUL); 3816 3817 (void)normal_search(cap, cmdchar == '*' ? '/' : '?', buf, 0, NULL); 3818 } 3819 else 3820 { 3821 g_tag_at_cursor = TRUE; 3822 do_cmdline_cmd(buf); 3823 g_tag_at_cursor = FALSE; 3824 } 3825 3826 vim_free(buf); 3827 } 3828 3829 /* 3830 * Get visually selected text, within one line only. 3831 * Returns FAIL if more than one line selected. 3832 */ 3833 int 3834 get_visual_text( 3835 cmdarg_T *cap, 3836 char_u **pp, // return: start of selected text 3837 int *lenp) // return: length of selected text 3838 { 3839 if (VIsual_mode != 'V') 3840 unadjust_for_sel(); 3841 if (VIsual.lnum != curwin->w_cursor.lnum) 3842 { 3843 if (cap != NULL) 3844 clearopbeep(cap->oap); 3845 return FAIL; 3846 } 3847 if (VIsual_mode == 'V') 3848 { 3849 *pp = ml_get_curline(); 3850 *lenp = (int)STRLEN(*pp); 3851 } 3852 else 3853 { 3854 if (LT_POS(curwin->w_cursor, VIsual)) 3855 { 3856 *pp = ml_get_pos(&curwin->w_cursor); 3857 *lenp = VIsual.col - curwin->w_cursor.col + 1; 3858 } 3859 else 3860 { 3861 *pp = ml_get_pos(&VIsual); 3862 *lenp = curwin->w_cursor.col - VIsual.col + 1; 3863 } 3864 if (has_mbyte) 3865 // Correct the length to include the whole last character. 3866 *lenp += (*mb_ptr2len)(*pp + (*lenp - 1)) - 1; 3867 } 3868 reset_VIsual_and_resel(); 3869 return OK; 3870 } 3871 3872 /* 3873 * CTRL-T: backwards in tag stack 3874 */ 3875 static void 3876 nv_tagpop(cmdarg_T *cap) 3877 { 3878 if (!checkclearopq(cap->oap)) 3879 do_tag((char_u *)"", DT_POP, (int)cap->count1, FALSE, TRUE); 3880 } 3881 3882 /* 3883 * Handle scrolling command 'H', 'L' and 'M'. 3884 */ 3885 static void 3886 nv_scroll(cmdarg_T *cap) 3887 { 3888 int used = 0; 3889 long n; 3890 #ifdef FEAT_FOLDING 3891 linenr_T lnum; 3892 #endif 3893 int half; 3894 3895 cap->oap->motion_type = MLINE; 3896 setpcmark(); 3897 3898 if (cap->cmdchar == 'L') 3899 { 3900 validate_botline(); // make sure curwin->w_botline is valid 3901 curwin->w_cursor.lnum = curwin->w_botline - 1; 3902 if (cap->count1 - 1 >= curwin->w_cursor.lnum) 3903 curwin->w_cursor.lnum = 1; 3904 else 3905 { 3906 #ifdef FEAT_FOLDING 3907 if (hasAnyFolding(curwin)) 3908 { 3909 // Count a fold for one screen line. 3910 for (n = cap->count1 - 1; n > 0 3911 && curwin->w_cursor.lnum > curwin->w_topline; --n) 3912 { 3913 (void)hasFolding(curwin->w_cursor.lnum, 3914 &curwin->w_cursor.lnum, NULL); 3915 --curwin->w_cursor.lnum; 3916 } 3917 } 3918 else 3919 #endif 3920 curwin->w_cursor.lnum -= cap->count1 - 1; 3921 } 3922 } 3923 else 3924 { 3925 if (cap->cmdchar == 'M') 3926 { 3927 #ifdef FEAT_DIFF 3928 // Don't count filler lines above the window. 3929 used -= diff_check_fill(curwin, curwin->w_topline) 3930 - curwin->w_topfill; 3931 #endif 3932 validate_botline(); // make sure w_empty_rows is valid 3933 half = (curwin->w_height - curwin->w_empty_rows + 1) / 2; 3934 for (n = 0; curwin->w_topline + n < curbuf->b_ml.ml_line_count; ++n) 3935 { 3936 #ifdef FEAT_DIFF 3937 // Count half he number of filler lines to be "below this 3938 // line" and half to be "above the next line". 3939 if (n > 0 && used + diff_check_fill(curwin, curwin->w_topline 3940 + n) / 2 >= half) 3941 { 3942 --n; 3943 break; 3944 } 3945 #endif 3946 used += plines(curwin->w_topline + n); 3947 if (used >= half) 3948 break; 3949 #ifdef FEAT_FOLDING 3950 if (hasFolding(curwin->w_topline + n, NULL, &lnum)) 3951 n = lnum - curwin->w_topline; 3952 #endif 3953 } 3954 if (n > 0 && used > curwin->w_height) 3955 --n; 3956 } 3957 else // (cap->cmdchar == 'H') 3958 { 3959 n = cap->count1 - 1; 3960 #ifdef FEAT_FOLDING 3961 if (hasAnyFolding(curwin)) 3962 { 3963 // Count a fold for one screen line. 3964 lnum = curwin->w_topline; 3965 while (n-- > 0 && lnum < curwin->w_botline - 1) 3966 { 3967 (void)hasFolding(lnum, NULL, &lnum); 3968 ++lnum; 3969 } 3970 n = lnum - curwin->w_topline; 3971 } 3972 #endif 3973 } 3974 curwin->w_cursor.lnum = curwin->w_topline + n; 3975 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 3976 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 3977 } 3978 3979 // Correct for 'so', except when an operator is pending. 3980 if (cap->oap->op_type == OP_NOP) 3981 cursor_correct(); 3982 beginline(BL_SOL | BL_FIX); 3983 } 3984 3985 /* 3986 * Cursor right commands. 3987 */ 3988 static void 3989 nv_right(cmdarg_T *cap) 3990 { 3991 long n; 3992 int past_line; 3993 3994 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 3995 { 3996 // <C-Right> and <S-Right> move a word or WORD right 3997 if (mod_mask & MOD_MASK_CTRL) 3998 cap->arg = TRUE; 3999 nv_wordcmd(cap); 4000 return; 4001 } 4002 4003 cap->oap->motion_type = MCHAR; 4004 cap->oap->inclusive = FALSE; 4005 past_line = (VIsual_active && *p_sel != 'o'); 4006 4007 /* 4008 * In virtual edit mode, there's no such thing as "past_line", as lines 4009 * are (theoretically) infinitely long. 4010 */ 4011 if (virtual_active()) 4012 past_line = 0; 4013 4014 for (n = cap->count1; n > 0; --n) 4015 { 4016 if ((!past_line && oneright() == FAIL) 4017 || (past_line && *ml_get_cursor() == NUL) 4018 ) 4019 { 4020 /* 4021 * <Space> wraps to next line if 'whichwrap' has 's'. 4022 * 'l' wraps to next line if 'whichwrap' has 'l'. 4023 * CURS_RIGHT wraps to next line if 'whichwrap' has '>'. 4024 */ 4025 if ( ((cap->cmdchar == ' ' 4026 && vim_strchr(p_ww, 's') != NULL) 4027 || (cap->cmdchar == 'l' 4028 && vim_strchr(p_ww, 'l') != NULL) 4029 || (cap->cmdchar == K_RIGHT 4030 && vim_strchr(p_ww, '>') != NULL)) 4031 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 4032 { 4033 // When deleting we also count the NL as a character. 4034 // Set cap->oap->inclusive when last char in the line is 4035 // included, move to next line after that 4036 if ( cap->oap->op_type != OP_NOP 4037 && !cap->oap->inclusive 4038 && !LINEEMPTY(curwin->w_cursor.lnum)) 4039 cap->oap->inclusive = TRUE; 4040 else 4041 { 4042 ++curwin->w_cursor.lnum; 4043 curwin->w_cursor.col = 0; 4044 curwin->w_cursor.coladd = 0; 4045 curwin->w_set_curswant = TRUE; 4046 cap->oap->inclusive = FALSE; 4047 } 4048 continue; 4049 } 4050 if (cap->oap->op_type == OP_NOP) 4051 { 4052 // Only beep and flush if not moved at all 4053 if (n == cap->count1) 4054 beep_flush(); 4055 } 4056 else 4057 { 4058 if (!LINEEMPTY(curwin->w_cursor.lnum)) 4059 cap->oap->inclusive = TRUE; 4060 } 4061 break; 4062 } 4063 else if (past_line) 4064 { 4065 curwin->w_set_curswant = TRUE; 4066 if (virtual_active()) 4067 oneright(); 4068 else 4069 { 4070 if (has_mbyte) 4071 curwin->w_cursor.col += (*mb_ptr2len)(ml_get_cursor()); 4072 else 4073 ++curwin->w_cursor.col; 4074 } 4075 } 4076 } 4077 #ifdef FEAT_FOLDING 4078 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 4079 && cap->oap->op_type == OP_NOP) 4080 foldOpenCursor(); 4081 #endif 4082 } 4083 4084 /* 4085 * Cursor left commands. 4086 * 4087 * Returns TRUE when operator end should not be adjusted. 4088 */ 4089 static void 4090 nv_left(cmdarg_T *cap) 4091 { 4092 long n; 4093 4094 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 4095 { 4096 // <C-Left> and <S-Left> move a word or WORD left 4097 if (mod_mask & MOD_MASK_CTRL) 4098 cap->arg = 1; 4099 nv_bck_word(cap); 4100 return; 4101 } 4102 4103 cap->oap->motion_type = MCHAR; 4104 cap->oap->inclusive = FALSE; 4105 for (n = cap->count1; n > 0; --n) 4106 { 4107 if (oneleft() == FAIL) 4108 { 4109 // <BS> and <Del> wrap to previous line if 'whichwrap' has 'b'. 4110 // 'h' wraps to previous line if 'whichwrap' has 'h'. 4111 // CURS_LEFT wraps to previous line if 'whichwrap' has '<'. 4112 if ( (((cap->cmdchar == K_BS 4113 || cap->cmdchar == Ctrl_H) 4114 && vim_strchr(p_ww, 'b') != NULL) 4115 || (cap->cmdchar == 'h' 4116 && vim_strchr(p_ww, 'h') != NULL) 4117 || (cap->cmdchar == K_LEFT 4118 && vim_strchr(p_ww, '<') != NULL)) 4119 && curwin->w_cursor.lnum > 1) 4120 { 4121 --(curwin->w_cursor.lnum); 4122 coladvance((colnr_T)MAXCOL); 4123 curwin->w_set_curswant = TRUE; 4124 4125 // When the NL before the first char has to be deleted we 4126 // put the cursor on the NUL after the previous line. 4127 // This is a very special case, be careful! 4128 // Don't adjust op_end now, otherwise it won't work. 4129 if ( (cap->oap->op_type == OP_DELETE 4130 || cap->oap->op_type == OP_CHANGE) 4131 && !LINEEMPTY(curwin->w_cursor.lnum)) 4132 { 4133 char_u *cp = ml_get_cursor(); 4134 4135 if (*cp != NUL) 4136 { 4137 if (has_mbyte) 4138 curwin->w_cursor.col += (*mb_ptr2len)(cp); 4139 else 4140 ++curwin->w_cursor.col; 4141 } 4142 cap->retval |= CA_NO_ADJ_OP_END; 4143 } 4144 continue; 4145 } 4146 // Only beep and flush if not moved at all 4147 else if (cap->oap->op_type == OP_NOP && n == cap->count1) 4148 beep_flush(); 4149 break; 4150 } 4151 } 4152 #ifdef FEAT_FOLDING 4153 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 4154 && cap->oap->op_type == OP_NOP) 4155 foldOpenCursor(); 4156 #endif 4157 } 4158 4159 /* 4160 * Cursor up commands. 4161 * cap->arg is TRUE for "-": Move cursor to first non-blank. 4162 */ 4163 static void 4164 nv_up(cmdarg_T *cap) 4165 { 4166 if (mod_mask & MOD_MASK_SHIFT) 4167 { 4168 // <S-Up> is page up 4169 cap->arg = BACKWARD; 4170 nv_page(cap); 4171 } 4172 else 4173 { 4174 cap->oap->motion_type = MLINE; 4175 if (cursor_up(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4176 clearopbeep(cap->oap); 4177 else if (cap->arg) 4178 beginline(BL_WHITE | BL_FIX); 4179 } 4180 } 4181 4182 /* 4183 * Cursor down commands. 4184 * cap->arg is TRUE for CR and "+": Move cursor to first non-blank. 4185 */ 4186 static void 4187 nv_down(cmdarg_T *cap) 4188 { 4189 if (mod_mask & MOD_MASK_SHIFT) 4190 { 4191 // <S-Down> is page down 4192 cap->arg = FORWARD; 4193 nv_page(cap); 4194 } 4195 #if defined(FEAT_QUICKFIX) 4196 // Quickfix window only: view the result under the cursor. 4197 else if (bt_quickfix(curbuf) && cap->cmdchar == CAR) 4198 qf_view_result(FALSE); 4199 #endif 4200 else 4201 { 4202 #ifdef FEAT_CMDWIN 4203 // In the cmdline window a <CR> executes the command. 4204 if (cmdwin_type != 0 && cap->cmdchar == CAR) 4205 cmdwin_result = CAR; 4206 else 4207 #endif 4208 #ifdef FEAT_JOB_CHANNEL 4209 // In a prompt buffer a <CR> in the last line invokes the callback. 4210 if (bt_prompt(curbuf) && cap->cmdchar == CAR 4211 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 4212 { 4213 invoke_prompt_callback(); 4214 if (restart_edit == 0) 4215 restart_edit = 'a'; 4216 } 4217 else 4218 #endif 4219 { 4220 cap->oap->motion_type = MLINE; 4221 if (cursor_down(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4222 clearopbeep(cap->oap); 4223 else if (cap->arg) 4224 beginline(BL_WHITE | BL_FIX); 4225 } 4226 } 4227 } 4228 4229 #ifdef FEAT_SEARCHPATH 4230 /* 4231 * Grab the file name under the cursor and edit it. 4232 */ 4233 static void 4234 nv_gotofile(cmdarg_T *cap) 4235 { 4236 char_u *ptr; 4237 linenr_T lnum = -1; 4238 4239 if (text_locked()) 4240 { 4241 clearopbeep(cap->oap); 4242 text_locked_msg(); 4243 return; 4244 } 4245 if (curbuf_locked()) 4246 { 4247 clearop(cap->oap); 4248 return; 4249 } 4250 #ifdef FEAT_PROP_POPUP 4251 if (ERROR_IF_TERM_POPUP_WINDOW) 4252 return; 4253 #endif 4254 4255 ptr = grab_file_name(cap->count1, &lnum); 4256 4257 if (ptr != NULL) 4258 { 4259 // do autowrite if necessary 4260 if (curbufIsChanged() && curbuf->b_nwindows <= 1 && !buf_hide(curbuf)) 4261 (void)autowrite(curbuf, FALSE); 4262 setpcmark(); 4263 if (do_ecmd(0, ptr, NULL, NULL, ECMD_LAST, 4264 buf_hide(curbuf) ? ECMD_HIDE : 0, curwin) == OK 4265 && cap->nchar == 'F' && lnum >= 0) 4266 { 4267 curwin->w_cursor.lnum = lnum; 4268 check_cursor_lnum(); 4269 beginline(BL_SOL | BL_FIX); 4270 } 4271 vim_free(ptr); 4272 } 4273 else 4274 clearop(cap->oap); 4275 } 4276 #endif 4277 4278 /* 4279 * <End> command: to end of current line or last line. 4280 */ 4281 static void 4282 nv_end(cmdarg_T *cap) 4283 { 4284 if (cap->arg || (mod_mask & MOD_MASK_CTRL)) // CTRL-END = goto last line 4285 { 4286 cap->arg = TRUE; 4287 nv_goto(cap); 4288 cap->count1 = 1; // to end of current line 4289 } 4290 nv_dollar(cap); 4291 } 4292 4293 /* 4294 * Handle the "$" command. 4295 */ 4296 static void 4297 nv_dollar(cmdarg_T *cap) 4298 { 4299 cap->oap->motion_type = MCHAR; 4300 cap->oap->inclusive = TRUE; 4301 // In virtual mode when off the edge of a line and an operator 4302 // is pending (whew!) keep the cursor where it is. 4303 // Otherwise, send it to the end of the line. 4304 if (!virtual_active() || gchar_cursor() != NUL 4305 || cap->oap->op_type == OP_NOP) 4306 curwin->w_curswant = MAXCOL; // so we stay at the end 4307 if (cursor_down((long)(cap->count1 - 1), 4308 cap->oap->op_type == OP_NOP) == FAIL) 4309 clearopbeep(cap->oap); 4310 #ifdef FEAT_FOLDING 4311 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4312 foldOpenCursor(); 4313 #endif 4314 } 4315 4316 /* 4317 * Implementation of '?' and '/' commands. 4318 * If cap->arg is TRUE don't set PC mark. 4319 */ 4320 static void 4321 nv_search(cmdarg_T *cap) 4322 { 4323 oparg_T *oap = cap->oap; 4324 pos_T save_cursor = curwin->w_cursor; 4325 4326 if (cap->cmdchar == '?' && cap->oap->op_type == OP_ROT13) 4327 { 4328 // Translate "g??" to "g?g?" 4329 cap->cmdchar = 'g'; 4330 cap->nchar = '?'; 4331 nv_operator(cap); 4332 return; 4333 } 4334 4335 // When using 'incsearch' the cursor may be moved to set a different search 4336 // start position. 4337 cap->searchbuf = getcmdline(cap->cmdchar, cap->count1, 0, TRUE); 4338 4339 if (cap->searchbuf == NULL) 4340 { 4341 clearop(oap); 4342 return; 4343 } 4344 4345 (void)normal_search(cap, cap->cmdchar, cap->searchbuf, 4346 (cap->arg || !EQUAL_POS(save_cursor, curwin->w_cursor)) 4347 ? 0 : SEARCH_MARK, NULL); 4348 } 4349 4350 /* 4351 * Handle "N" and "n" commands. 4352 * cap->arg is SEARCH_REV for "N", 0 for "n". 4353 */ 4354 static void 4355 nv_next(cmdarg_T *cap) 4356 { 4357 pos_T old = curwin->w_cursor; 4358 int wrapped = FALSE; 4359 int i = normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, &wrapped); 4360 4361 if (i == 1 && !wrapped && EQUAL_POS(old, curwin->w_cursor)) 4362 { 4363 // Avoid getting stuck on the current cursor position, which can 4364 // happen when an offset is given and the cursor is on the last char 4365 // in the buffer: Repeat with count + 1. 4366 cap->count1 += 1; 4367 (void)normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, NULL); 4368 cap->count1 -= 1; 4369 } 4370 } 4371 4372 /* 4373 * Search for "pat" in direction "dir" ('/' or '?', 0 for repeat). 4374 * Uses only cap->count1 and cap->oap from "cap". 4375 * Return 0 for failure, 1 for found, 2 for found and line offset added. 4376 */ 4377 static int 4378 normal_search( 4379 cmdarg_T *cap, 4380 int dir, 4381 char_u *pat, 4382 int opt, // extra flags for do_search() 4383 int *wrapped) 4384 { 4385 int i; 4386 searchit_arg_T sia; 4387 4388 cap->oap->motion_type = MCHAR; 4389 cap->oap->inclusive = FALSE; 4390 cap->oap->use_reg_one = TRUE; 4391 curwin->w_set_curswant = TRUE; 4392 4393 CLEAR_FIELD(sia); 4394 i = do_search(cap->oap, dir, dir, pat, cap->count1, 4395 opt | SEARCH_OPT | SEARCH_ECHO | SEARCH_MSG, &sia); 4396 if (wrapped != NULL) 4397 *wrapped = sia.sa_wrapped; 4398 if (i == 0) 4399 clearop(cap->oap); 4400 else 4401 { 4402 if (i == 2) 4403 cap->oap->motion_type = MLINE; 4404 curwin->w_cursor.coladd = 0; 4405 #ifdef FEAT_FOLDING 4406 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4407 foldOpenCursor(); 4408 #endif 4409 } 4410 4411 // "/$" will put the cursor after the end of the line, may need to 4412 // correct that here 4413 check_cursor(); 4414 return i; 4415 } 4416 4417 /* 4418 * Character search commands. 4419 * cap->arg is BACKWARD for 'F' and 'T', FORWARD for 'f' and 't', TRUE for 4420 * ',' and FALSE for ';'. 4421 * cap->nchar is NUL for ',' and ';' (repeat the search) 4422 */ 4423 static void 4424 nv_csearch(cmdarg_T *cap) 4425 { 4426 int t_cmd; 4427 4428 if (cap->cmdchar == 't' || cap->cmdchar == 'T') 4429 t_cmd = TRUE; 4430 else 4431 t_cmd = FALSE; 4432 4433 cap->oap->motion_type = MCHAR; 4434 if (IS_SPECIAL(cap->nchar) || searchc(cap, t_cmd) == FAIL) 4435 clearopbeep(cap->oap); 4436 else 4437 { 4438 curwin->w_set_curswant = TRUE; 4439 // Include a Tab for "tx" and for "dfx". 4440 if (gchar_cursor() == TAB && virtual_active() && cap->arg == FORWARD 4441 && (t_cmd || cap->oap->op_type != OP_NOP)) 4442 { 4443 colnr_T scol, ecol; 4444 4445 getvcol(curwin, &curwin->w_cursor, &scol, NULL, &ecol); 4446 curwin->w_cursor.coladd = ecol - scol; 4447 } 4448 else 4449 curwin->w_cursor.coladd = 0; 4450 adjust_for_sel(cap); 4451 #ifdef FEAT_FOLDING 4452 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4453 foldOpenCursor(); 4454 #endif 4455 } 4456 } 4457 4458 /* 4459 * "[" and "]" commands. 4460 * cap->arg is BACKWARD for "[" and FORWARD for "]". 4461 */ 4462 static void 4463 nv_brackets(cmdarg_T *cap) 4464 { 4465 pos_T new_pos = {0, 0, 0}; 4466 pos_T prev_pos; 4467 pos_T *pos = NULL; // init for GCC 4468 pos_T old_pos; // cursor position before command 4469 int flag; 4470 long n; 4471 int findc; 4472 int c; 4473 4474 cap->oap->motion_type = MCHAR; 4475 cap->oap->inclusive = FALSE; 4476 old_pos = curwin->w_cursor; 4477 curwin->w_cursor.coladd = 0; // TODO: don't do this for an error. 4478 4479 #ifdef FEAT_SEARCHPATH 4480 /* 4481 * "[f" or "]f" : Edit file under the cursor (same as "gf") 4482 */ 4483 if (cap->nchar == 'f') 4484 nv_gotofile(cap); 4485 else 4486 #endif 4487 4488 #ifdef FEAT_FIND_ID 4489 /* 4490 * Find the occurrence(s) of the identifier or define under cursor 4491 * in current and included files or jump to the first occurrence. 4492 * 4493 * search list jump 4494 * fwd bwd fwd bwd fwd bwd 4495 * identifier "]i" "[i" "]I" "[I" "]^I" "[^I" 4496 * define "]d" "[d" "]D" "[D" "]^D" "[^D" 4497 */ 4498 if (vim_strchr((char_u *) 4499 # ifdef EBCDIC 4500 "iI\005dD\067", 4501 # else 4502 "iI\011dD\004", 4503 # endif 4504 cap->nchar) != NULL) 4505 { 4506 char_u *ptr; 4507 int len; 4508 4509 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0) 4510 clearop(cap->oap); 4511 else 4512 { 4513 find_pattern_in_path(ptr, 0, len, TRUE, 4514 cap->count0 == 0 ? !isupper(cap->nchar) : FALSE, 4515 ((cap->nchar & 0xf) == ('d' & 0xf)) ? FIND_DEFINE : FIND_ANY, 4516 cap->count1, 4517 isupper(cap->nchar) ? ACTION_SHOW_ALL : 4518 islower(cap->nchar) ? ACTION_SHOW : ACTION_GOTO, 4519 cap->cmdchar == ']' ? curwin->w_cursor.lnum + 1 : (linenr_T)1, 4520 (linenr_T)MAXLNUM); 4521 curwin->w_set_curswant = TRUE; 4522 } 4523 } 4524 else 4525 #endif 4526 4527 /* 4528 * "[{", "[(", "]}" or "])": go to Nth unclosed '{', '(', '}' or ')' 4529 * "[#", "]#": go to start/end of Nth innermost #if..#endif construct. 4530 * "[/", "[*", "]/", "]*": go to Nth comment start/end. 4531 * "[m" or "]m" search for prev/next start of (Java) method. 4532 * "[M" or "]M" search for prev/next end of (Java) method. 4533 */ 4534 if ( (cap->cmdchar == '[' 4535 && vim_strchr((char_u *)"{(*/#mM", cap->nchar) != NULL) 4536 || (cap->cmdchar == ']' 4537 && vim_strchr((char_u *)"})*/#mM", cap->nchar) != NULL)) 4538 { 4539 if (cap->nchar == '*') 4540 cap->nchar = '/'; 4541 prev_pos.lnum = 0; 4542 if (cap->nchar == 'm' || cap->nchar == 'M') 4543 { 4544 if (cap->cmdchar == '[') 4545 findc = '{'; 4546 else 4547 findc = '}'; 4548 n = 9999; 4549 } 4550 else 4551 { 4552 findc = cap->nchar; 4553 n = cap->count1; 4554 } 4555 for ( ; n > 0; --n) 4556 { 4557 if ((pos = findmatchlimit(cap->oap, findc, 4558 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 0)) == NULL) 4559 { 4560 if (new_pos.lnum == 0) // nothing found 4561 { 4562 if (cap->nchar != 'm' && cap->nchar != 'M') 4563 clearopbeep(cap->oap); 4564 } 4565 else 4566 pos = &new_pos; // use last one found 4567 break; 4568 } 4569 prev_pos = new_pos; 4570 curwin->w_cursor = *pos; 4571 new_pos = *pos; 4572 } 4573 curwin->w_cursor = old_pos; 4574 4575 /* 4576 * Handle "[m", "]m", "[M" and "[M". The findmatchlimit() only 4577 * brought us to the match for "[m" and "]M" when inside a method. 4578 * Try finding the '{' or '}' we want to be at. 4579 * Also repeat for the given count. 4580 */ 4581 if (cap->nchar == 'm' || cap->nchar == 'M') 4582 { 4583 // norm is TRUE for "]M" and "[m" 4584 int norm = ((findc == '{') == (cap->nchar == 'm')); 4585 4586 n = cap->count1; 4587 // found a match: we were inside a method 4588 if (prev_pos.lnum != 0) 4589 { 4590 pos = &prev_pos; 4591 curwin->w_cursor = prev_pos; 4592 if (norm) 4593 --n; 4594 } 4595 else 4596 pos = NULL; 4597 while (n > 0) 4598 { 4599 for (;;) 4600 { 4601 if ((findc == '{' ? dec_cursor() : inc_cursor()) < 0) 4602 { 4603 // if not found anything, that's an error 4604 if (pos == NULL) 4605 clearopbeep(cap->oap); 4606 n = 0; 4607 break; 4608 } 4609 c = gchar_cursor(); 4610 if (c == '{' || c == '}') 4611 { 4612 // Must have found end/start of class: use it. 4613 // Or found the place to be at. 4614 if ((c == findc && norm) || (n == 1 && !norm)) 4615 { 4616 new_pos = curwin->w_cursor; 4617 pos = &new_pos; 4618 n = 0; 4619 } 4620 // if no match found at all, we started outside of the 4621 // class and we're inside now. Just go on. 4622 else if (new_pos.lnum == 0) 4623 { 4624 new_pos = curwin->w_cursor; 4625 pos = &new_pos; 4626 } 4627 // found start/end of other method: go to match 4628 else if ((pos = findmatchlimit(cap->oap, findc, 4629 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 4630 0)) == NULL) 4631 n = 0; 4632 else 4633 curwin->w_cursor = *pos; 4634 break; 4635 } 4636 } 4637 --n; 4638 } 4639 curwin->w_cursor = old_pos; 4640 if (pos == NULL && new_pos.lnum != 0) 4641 clearopbeep(cap->oap); 4642 } 4643 if (pos != NULL) 4644 { 4645 setpcmark(); 4646 curwin->w_cursor = *pos; 4647 curwin->w_set_curswant = TRUE; 4648 #ifdef FEAT_FOLDING 4649 if ((fdo_flags & FDO_BLOCK) && KeyTyped 4650 && cap->oap->op_type == OP_NOP) 4651 foldOpenCursor(); 4652 #endif 4653 } 4654 } 4655 4656 /* 4657 * "[[", "[]", "]]" and "][": move to start or end of function 4658 */ 4659 else if (cap->nchar == '[' || cap->nchar == ']') 4660 { 4661 if (cap->nchar == cap->cmdchar) // "]]" or "[[" 4662 flag = '{'; 4663 else 4664 flag = '}'; // "][" or "[]" 4665 4666 curwin->w_set_curswant = TRUE; 4667 /* 4668 * Imitate strange Vi behaviour: When using "]]" with an operator 4669 * we also stop at '}'. 4670 */ 4671 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, flag, 4672 (cap->oap->op_type != OP_NOP 4673 && cap->arg == FORWARD && flag == '{'))) 4674 clearopbeep(cap->oap); 4675 else 4676 { 4677 if (cap->oap->op_type == OP_NOP) 4678 beginline(BL_WHITE | BL_FIX); 4679 #ifdef FEAT_FOLDING 4680 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4681 foldOpenCursor(); 4682 #endif 4683 } 4684 } 4685 4686 /* 4687 * "[p", "[P", "]P" and "]p": put with indent adjustment 4688 */ 4689 else if (cap->nchar == 'p' || cap->nchar == 'P') 4690 { 4691 nv_put_opt(cap, TRUE); 4692 } 4693 4694 /* 4695 * "['", "[`", "]'" and "]`": jump to next mark 4696 */ 4697 else if (cap->nchar == '\'' || cap->nchar == '`') 4698 { 4699 pos = &curwin->w_cursor; 4700 for (n = cap->count1; n > 0; --n) 4701 { 4702 prev_pos = *pos; 4703 pos = getnextmark(pos, cap->cmdchar == '[' ? BACKWARD : FORWARD, 4704 cap->nchar == '\''); 4705 if (pos == NULL) 4706 break; 4707 } 4708 if (pos == NULL) 4709 pos = &prev_pos; 4710 nv_cursormark(cap, cap->nchar == '\'', pos); 4711 } 4712 4713 /* 4714 * [ or ] followed by a middle mouse click: put selected text with 4715 * indent adjustment. Any other button just does as usual. 4716 */ 4717 else if (cap->nchar >= K_RIGHTRELEASE && cap->nchar <= K_LEFTMOUSE) 4718 { 4719 (void)do_mouse(cap->oap, cap->nchar, 4720 (cap->cmdchar == ']') ? FORWARD : BACKWARD, 4721 cap->count1, PUT_FIXINDENT); 4722 } 4723 4724 #ifdef FEAT_FOLDING 4725 /* 4726 * "[z" and "]z": move to start or end of open fold. 4727 */ 4728 else if (cap->nchar == 'z') 4729 { 4730 if (foldMoveTo(FALSE, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4731 cap->count1) == FAIL) 4732 clearopbeep(cap->oap); 4733 } 4734 #endif 4735 4736 #ifdef FEAT_DIFF 4737 /* 4738 * "[c" and "]c": move to next or previous diff-change. 4739 */ 4740 else if (cap->nchar == 'c') 4741 { 4742 if (diff_move_to(cap->cmdchar == ']' ? FORWARD : BACKWARD, 4743 cap->count1) == FAIL) 4744 clearopbeep(cap->oap); 4745 } 4746 #endif 4747 4748 #ifdef FEAT_SPELL 4749 /* 4750 * "[s", "[S", "]s" and "]S": move to next spell error. 4751 */ 4752 else if (cap->nchar == 's' || cap->nchar == 'S') 4753 { 4754 setpcmark(); 4755 for (n = 0; n < cap->count1; ++n) 4756 if (spell_move_to(curwin, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4757 cap->nchar == 's' ? TRUE : FALSE, FALSE, NULL) == 0) 4758 { 4759 clearopbeep(cap->oap); 4760 break; 4761 } 4762 else 4763 curwin->w_set_curswant = TRUE; 4764 # ifdef FEAT_FOLDING 4765 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4766 foldOpenCursor(); 4767 # endif 4768 } 4769 #endif 4770 4771 // Not a valid cap->nchar. 4772 else 4773 clearopbeep(cap->oap); 4774 } 4775 4776 /* 4777 * Handle Normal mode "%" command. 4778 */ 4779 static void 4780 nv_percent(cmdarg_T *cap) 4781 { 4782 pos_T *pos; 4783 #if defined(FEAT_FOLDING) 4784 linenr_T lnum = curwin->w_cursor.lnum; 4785 #endif 4786 4787 cap->oap->inclusive = TRUE; 4788 if (cap->count0) // {cnt}% : goto {cnt} percentage in file 4789 { 4790 if (cap->count0 > 100) 4791 clearopbeep(cap->oap); 4792 else 4793 { 4794 cap->oap->motion_type = MLINE; 4795 setpcmark(); 4796 // Round up, so 'normal 100%' always jumps at the line line. 4797 // Beyond 21474836 lines, (ml_line_count * 100 + 99) would 4798 // overflow on 32-bits, so use a formula with less accuracy 4799 // to avoid overflows. 4800 if (curbuf->b_ml.ml_line_count >= 21474836) 4801 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count + 99L) 4802 / 100L * cap->count0; 4803 else 4804 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count * 4805 cap->count0 + 99L) / 100L; 4806 if (curwin->w_cursor.lnum < 1) 4807 curwin->w_cursor.lnum = 1; 4808 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 4809 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 4810 beginline(BL_SOL | BL_FIX); 4811 } 4812 } 4813 else // "%" : go to matching paren 4814 { 4815 cap->oap->motion_type = MCHAR; 4816 cap->oap->use_reg_one = TRUE; 4817 if ((pos = findmatch(cap->oap, NUL)) == NULL) 4818 clearopbeep(cap->oap); 4819 else 4820 { 4821 setpcmark(); 4822 curwin->w_cursor = *pos; 4823 curwin->w_set_curswant = TRUE; 4824 curwin->w_cursor.coladd = 0; 4825 adjust_for_sel(cap); 4826 } 4827 } 4828 #ifdef FEAT_FOLDING 4829 if (cap->oap->op_type == OP_NOP 4830 && lnum != curwin->w_cursor.lnum 4831 && (fdo_flags & FDO_PERCENT) 4832 && KeyTyped) 4833 foldOpenCursor(); 4834 #endif 4835 } 4836 4837 /* 4838 * Handle "(" and ")" commands. 4839 * cap->arg is BACKWARD for "(" and FORWARD for ")". 4840 */ 4841 static void 4842 nv_brace(cmdarg_T *cap) 4843 { 4844 cap->oap->motion_type = MCHAR; 4845 cap->oap->use_reg_one = TRUE; 4846 // The motion used to be inclusive for "(", but that is not what Vi does. 4847 cap->oap->inclusive = FALSE; 4848 curwin->w_set_curswant = TRUE; 4849 4850 if (findsent(cap->arg, cap->count1) == FAIL) 4851 clearopbeep(cap->oap); 4852 else 4853 { 4854 // Don't leave the cursor on the NUL past end of line. 4855 adjust_cursor(cap->oap); 4856 curwin->w_cursor.coladd = 0; 4857 #ifdef FEAT_FOLDING 4858 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4859 foldOpenCursor(); 4860 #endif 4861 } 4862 } 4863 4864 /* 4865 * "m" command: Mark a position. 4866 */ 4867 static void 4868 nv_mark(cmdarg_T *cap) 4869 { 4870 if (!checkclearop(cap->oap)) 4871 { 4872 if (setmark(cap->nchar) == FAIL) 4873 clearopbeep(cap->oap); 4874 } 4875 } 4876 4877 /* 4878 * "{" and "}" commands. 4879 * cmd->arg is BACKWARD for "{" and FORWARD for "}". 4880 */ 4881 static void 4882 nv_findpar(cmdarg_T *cap) 4883 { 4884 cap->oap->motion_type = MCHAR; 4885 cap->oap->inclusive = FALSE; 4886 cap->oap->use_reg_one = TRUE; 4887 curwin->w_set_curswant = TRUE; 4888 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, NUL, FALSE)) 4889 clearopbeep(cap->oap); 4890 else 4891 { 4892 curwin->w_cursor.coladd = 0; 4893 #ifdef FEAT_FOLDING 4894 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4895 foldOpenCursor(); 4896 #endif 4897 } 4898 } 4899 4900 /* 4901 * "u" command: Undo or make lower case. 4902 */ 4903 static void 4904 nv_undo(cmdarg_T *cap) 4905 { 4906 if (cap->oap->op_type == OP_LOWER || VIsual_active) 4907 { 4908 // translate "<Visual>u" to "<Visual>gu" and "guu" to "gugu" 4909 cap->cmdchar = 'g'; 4910 cap->nchar = 'u'; 4911 nv_operator(cap); 4912 } 4913 else 4914 nv_kundo(cap); 4915 } 4916 4917 /* 4918 * <Undo> command. 4919 */ 4920 static void 4921 nv_kundo(cmdarg_T *cap) 4922 { 4923 if (!checkclearopq(cap->oap)) 4924 { 4925 #ifdef FEAT_JOB_CHANNEL 4926 if (bt_prompt(curbuf)) 4927 { 4928 clearopbeep(cap->oap); 4929 return; 4930 } 4931 #endif 4932 u_undo((int)cap->count1); 4933 curwin->w_set_curswant = TRUE; 4934 } 4935 } 4936 4937 /* 4938 * Handle the "r" command. 4939 */ 4940 static void 4941 nv_replace(cmdarg_T *cap) 4942 { 4943 char_u *ptr; 4944 int had_ctrl_v; 4945 long n; 4946 4947 if (checkclearop(cap->oap)) 4948 return; 4949 #ifdef FEAT_JOB_CHANNEL 4950 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 4951 { 4952 clearopbeep(cap->oap); 4953 return; 4954 } 4955 #endif 4956 4957 // get another character 4958 if (cap->nchar == Ctrl_V) 4959 { 4960 had_ctrl_v = Ctrl_V; 4961 cap->nchar = get_literal(FALSE); 4962 // Don't redo a multibyte character with CTRL-V. 4963 if (cap->nchar > DEL) 4964 had_ctrl_v = NUL; 4965 } 4966 else 4967 had_ctrl_v = NUL; 4968 4969 // Abort if the character is a special key. 4970 if (IS_SPECIAL(cap->nchar)) 4971 { 4972 clearopbeep(cap->oap); 4973 return; 4974 } 4975 4976 // Visual mode "r" 4977 if (VIsual_active) 4978 { 4979 if (got_int) 4980 reset_VIsual(); 4981 if (had_ctrl_v) 4982 { 4983 // Use a special (negative) number to make a difference between a 4984 // literal CR or NL and a line break. 4985 if (cap->nchar == CAR) 4986 cap->nchar = REPLACE_CR_NCHAR; 4987 else if (cap->nchar == NL) 4988 cap->nchar = REPLACE_NL_NCHAR; 4989 } 4990 nv_operator(cap); 4991 return; 4992 } 4993 4994 // Break tabs, etc. 4995 if (virtual_active()) 4996 { 4997 if (u_save_cursor() == FAIL) 4998 return; 4999 if (gchar_cursor() == NUL) 5000 { 5001 // Add extra space and put the cursor on the first one. 5002 coladvance_force((colnr_T)(getviscol() + cap->count1)); 5003 curwin->w_cursor.col -= cap->count1; 5004 } 5005 else if (gchar_cursor() == TAB) 5006 coladvance_force(getviscol()); 5007 } 5008 5009 // Abort if not enough characters to replace. 5010 ptr = ml_get_cursor(); 5011 if (STRLEN(ptr) < (unsigned)cap->count1 5012 || (has_mbyte && mb_charlen(ptr) < cap->count1)) 5013 { 5014 clearopbeep(cap->oap); 5015 return; 5016 } 5017 5018 /* 5019 * Replacing with a TAB is done by edit() when it is complicated because 5020 * 'expandtab' or 'smarttab' is set. CTRL-V TAB inserts a literal TAB. 5021 * Other characters are done below to avoid problems with things like 5022 * CTRL-V 048 (for edit() this would be R CTRL-V 0 ESC). 5023 */ 5024 if (had_ctrl_v != Ctrl_V && cap->nchar == '\t' && (curbuf->b_p_et || p_sta)) 5025 { 5026 stuffnumReadbuff(cap->count1); 5027 stuffcharReadbuff('R'); 5028 stuffcharReadbuff('\t'); 5029 stuffcharReadbuff(ESC); 5030 return; 5031 } 5032 5033 // save line for undo 5034 if (u_save_cursor() == FAIL) 5035 return; 5036 5037 if (had_ctrl_v != Ctrl_V && (cap->nchar == '\r' || cap->nchar == '\n')) 5038 { 5039 /* 5040 * Replace character(s) by a single newline. 5041 * Strange vi behaviour: Only one newline is inserted. 5042 * Delete the characters here. 5043 * Insert the newline with an insert command, takes care of 5044 * autoindent. The insert command depends on being on the last 5045 * character of a line or not. 5046 */ 5047 (void)del_chars(cap->count1, FALSE); // delete the characters 5048 stuffcharReadbuff('\r'); 5049 stuffcharReadbuff(ESC); 5050 5051 // Give 'r' to edit(), to get the redo command right. 5052 invoke_edit(cap, TRUE, 'r', FALSE); 5053 } 5054 else 5055 { 5056 prep_redo(cap->oap->regname, cap->count1, 5057 NUL, 'r', NUL, had_ctrl_v, cap->nchar); 5058 5059 curbuf->b_op_start = curwin->w_cursor; 5060 if (has_mbyte) 5061 { 5062 int old_State = State; 5063 5064 if (cap->ncharC1 != 0) 5065 AppendCharToRedobuff(cap->ncharC1); 5066 if (cap->ncharC2 != 0) 5067 AppendCharToRedobuff(cap->ncharC2); 5068 5069 // This is slow, but it handles replacing a single-byte with a 5070 // multi-byte and the other way around. Also handles adding 5071 // composing characters for utf-8. 5072 for (n = cap->count1; n > 0; --n) 5073 { 5074 State = REPLACE; 5075 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 5076 { 5077 int c = ins_copychar(curwin->w_cursor.lnum 5078 + (cap->nchar == Ctrl_Y ? -1 : 1)); 5079 if (c != NUL) 5080 ins_char(c); 5081 else 5082 // will be decremented further down 5083 ++curwin->w_cursor.col; 5084 } 5085 else 5086 ins_char(cap->nchar); 5087 State = old_State; 5088 if (cap->ncharC1 != 0) 5089 ins_char(cap->ncharC1); 5090 if (cap->ncharC2 != 0) 5091 ins_char(cap->ncharC2); 5092 } 5093 } 5094 else 5095 { 5096 /* 5097 * Replace the characters within one line. 5098 */ 5099 for (n = cap->count1; n > 0; --n) 5100 { 5101 /* 5102 * Get ptr again, because u_save and/or showmatch() will have 5103 * released the line. This may also happen in ins_copychar(). 5104 * At the same time we let know that the line will be changed. 5105 */ 5106 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 5107 { 5108 int c = ins_copychar(curwin->w_cursor.lnum 5109 + (cap->nchar == Ctrl_Y ? -1 : 1)); 5110 5111 ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE); 5112 if (c != NUL) 5113 ptr[curwin->w_cursor.col] = c; 5114 } 5115 else 5116 { 5117 ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE); 5118 ptr[curwin->w_cursor.col] = cap->nchar; 5119 } 5120 if (p_sm && msg_silent == 0) 5121 showmatch(cap->nchar); 5122 ++curwin->w_cursor.col; 5123 } 5124 #ifdef FEAT_NETBEANS_INTG 5125 if (netbeans_active()) 5126 { 5127 colnr_T start = (colnr_T)(curwin->w_cursor.col - cap->count1); 5128 5129 netbeans_removed(curbuf, curwin->w_cursor.lnum, start, 5130 (long)cap->count1); 5131 netbeans_inserted(curbuf, curwin->w_cursor.lnum, start, 5132 &ptr[start], (int)cap->count1); 5133 } 5134 #endif 5135 5136 // mark the buffer as changed and prepare for displaying 5137 changed_bytes(curwin->w_cursor.lnum, 5138 (colnr_T)(curwin->w_cursor.col - cap->count1)); 5139 } 5140 --curwin->w_cursor.col; // cursor on the last replaced char 5141 // if the character on the left of the current cursor is a multi-byte 5142 // character, move two characters left 5143 if (has_mbyte) 5144 mb_adjust_cursor(); 5145 curbuf->b_op_end = curwin->w_cursor; 5146 curwin->w_set_curswant = TRUE; 5147 set_last_insert(cap->nchar); 5148 } 5149 } 5150 5151 /* 5152 * 'o': Exchange start and end of Visual area. 5153 * 'O': same, but in block mode exchange left and right corners. 5154 */ 5155 static void 5156 v_swap_corners(int cmdchar) 5157 { 5158 pos_T old_cursor; 5159 colnr_T left, right; 5160 5161 if (cmdchar == 'O' && VIsual_mode == Ctrl_V) 5162 { 5163 old_cursor = curwin->w_cursor; 5164 getvcols(curwin, &old_cursor, &VIsual, &left, &right); 5165 curwin->w_cursor.lnum = VIsual.lnum; 5166 coladvance(left); 5167 VIsual = curwin->w_cursor; 5168 5169 curwin->w_cursor.lnum = old_cursor.lnum; 5170 curwin->w_curswant = right; 5171 // 'selection "exclusive" and cursor at right-bottom corner: move it 5172 // right one column 5173 if (old_cursor.lnum >= VIsual.lnum && *p_sel == 'e') 5174 ++curwin->w_curswant; 5175 coladvance(curwin->w_curswant); 5176 if (curwin->w_cursor.col == old_cursor.col 5177 && (!virtual_active() 5178 || curwin->w_cursor.coladd == old_cursor.coladd)) 5179 { 5180 curwin->w_cursor.lnum = VIsual.lnum; 5181 if (old_cursor.lnum <= VIsual.lnum && *p_sel == 'e') 5182 ++right; 5183 coladvance(right); 5184 VIsual = curwin->w_cursor; 5185 5186 curwin->w_cursor.lnum = old_cursor.lnum; 5187 coladvance(left); 5188 curwin->w_curswant = left; 5189 } 5190 } 5191 else 5192 { 5193 old_cursor = curwin->w_cursor; 5194 curwin->w_cursor = VIsual; 5195 VIsual = old_cursor; 5196 curwin->w_set_curswant = TRUE; 5197 } 5198 } 5199 5200 /* 5201 * "R" (cap->arg is FALSE) and "gR" (cap->arg is TRUE). 5202 */ 5203 static void 5204 nv_Replace(cmdarg_T *cap) 5205 { 5206 if (VIsual_active) // "R" is replace lines 5207 { 5208 cap->cmdchar = 'c'; 5209 cap->nchar = NUL; 5210 VIsual_mode_orig = VIsual_mode; // remember original area for gv 5211 VIsual_mode = 'V'; 5212 nv_operator(cap); 5213 } 5214 else if (!checkclearopq(cap->oap)) 5215 { 5216 if (!curbuf->b_p_ma) 5217 emsg(_(e_cannot_make_changes_modifiable_is_off)); 5218 else 5219 { 5220 if (virtual_active()) 5221 coladvance(getviscol()); 5222 invoke_edit(cap, FALSE, cap->arg ? 'V' : 'R', FALSE); 5223 } 5224 } 5225 } 5226 5227 /* 5228 * "gr". 5229 */ 5230 static void 5231 nv_vreplace(cmdarg_T *cap) 5232 { 5233 if (VIsual_active) 5234 { 5235 cap->cmdchar = 'r'; 5236 cap->nchar = cap->extra_char; 5237 nv_replace(cap); // Do same as "r" in Visual mode for now 5238 } 5239 else if (!checkclearopq(cap->oap)) 5240 { 5241 if (!curbuf->b_p_ma) 5242 emsg(_(e_cannot_make_changes_modifiable_is_off)); 5243 else 5244 { 5245 if (cap->extra_char == Ctrl_V) // get another character 5246 cap->extra_char = get_literal(FALSE); 5247 stuffcharReadbuff(cap->extra_char); 5248 stuffcharReadbuff(ESC); 5249 if (virtual_active()) 5250 coladvance(getviscol()); 5251 invoke_edit(cap, TRUE, 'v', FALSE); 5252 } 5253 } 5254 } 5255 5256 /* 5257 * Swap case for "~" command, when it does not work like an operator. 5258 */ 5259 static void 5260 n_swapchar(cmdarg_T *cap) 5261 { 5262 long n; 5263 pos_T startpos; 5264 int did_change = 0; 5265 #ifdef FEAT_NETBEANS_INTG 5266 pos_T pos; 5267 char_u *ptr; 5268 int count; 5269 #endif 5270 5271 if (checkclearopq(cap->oap)) 5272 return; 5273 5274 if (LINEEMPTY(curwin->w_cursor.lnum) && vim_strchr(p_ww, '~') == NULL) 5275 { 5276 clearopbeep(cap->oap); 5277 return; 5278 } 5279 5280 prep_redo_cmd(cap); 5281 5282 if (u_save_cursor() == FAIL) 5283 return; 5284 5285 startpos = curwin->w_cursor; 5286 #ifdef FEAT_NETBEANS_INTG 5287 pos = startpos; 5288 #endif 5289 for (n = cap->count1; n > 0; --n) 5290 { 5291 did_change |= swapchar(cap->oap->op_type, &curwin->w_cursor); 5292 inc_cursor(); 5293 if (gchar_cursor() == NUL) 5294 { 5295 if (vim_strchr(p_ww, '~') != NULL 5296 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 5297 { 5298 #ifdef FEAT_NETBEANS_INTG 5299 if (netbeans_active()) 5300 { 5301 if (did_change) 5302 { 5303 ptr = ml_get(pos.lnum); 5304 count = (int)STRLEN(ptr) - pos.col; 5305 netbeans_removed(curbuf, pos.lnum, pos.col, 5306 (long)count); 5307 netbeans_inserted(curbuf, pos.lnum, pos.col, 5308 &ptr[pos.col], count); 5309 } 5310 pos.col = 0; 5311 pos.lnum++; 5312 } 5313 #endif 5314 ++curwin->w_cursor.lnum; 5315 curwin->w_cursor.col = 0; 5316 if (n > 1) 5317 { 5318 if (u_savesub(curwin->w_cursor.lnum) == FAIL) 5319 break; 5320 u_clearline(); 5321 } 5322 } 5323 else 5324 break; 5325 } 5326 } 5327 #ifdef FEAT_NETBEANS_INTG 5328 if (did_change && netbeans_active()) 5329 { 5330 ptr = ml_get(pos.lnum); 5331 count = curwin->w_cursor.col - pos.col; 5332 netbeans_removed(curbuf, pos.lnum, pos.col, (long)count); 5333 netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], count); 5334 } 5335 #endif 5336 5337 5338 check_cursor(); 5339 curwin->w_set_curswant = TRUE; 5340 if (did_change) 5341 { 5342 changed_lines(startpos.lnum, startpos.col, curwin->w_cursor.lnum + 1, 5343 0L); 5344 curbuf->b_op_start = startpos; 5345 curbuf->b_op_end = curwin->w_cursor; 5346 if (curbuf->b_op_end.col > 0) 5347 --curbuf->b_op_end.col; 5348 } 5349 } 5350 5351 /* 5352 * Move cursor to mark. 5353 */ 5354 static void 5355 nv_cursormark(cmdarg_T *cap, int flag, pos_T *pos) 5356 { 5357 if (check_mark(pos) == FAIL) 5358 clearop(cap->oap); 5359 else 5360 { 5361 if (cap->cmdchar == '\'' 5362 || cap->cmdchar == '`' 5363 || cap->cmdchar == '[' 5364 || cap->cmdchar == ']') 5365 setpcmark(); 5366 curwin->w_cursor = *pos; 5367 if (flag) 5368 beginline(BL_WHITE | BL_FIX); 5369 else 5370 check_cursor(); 5371 } 5372 cap->oap->motion_type = flag ? MLINE : MCHAR; 5373 if (cap->cmdchar == '`') 5374 cap->oap->use_reg_one = TRUE; 5375 cap->oap->inclusive = FALSE; // ignored if not MCHAR 5376 curwin->w_set_curswant = TRUE; 5377 } 5378 5379 /* 5380 * Handle commands that are operators in Visual mode. 5381 */ 5382 static void 5383 v_visop(cmdarg_T *cap) 5384 { 5385 static char_u trans[] = "YyDdCcxdXdAAIIrr"; 5386 5387 // Uppercase means linewise, except in block mode, then "D" deletes till 5388 // the end of the line, and "C" replaces till EOL 5389 if (isupper(cap->cmdchar)) 5390 { 5391 if (VIsual_mode != Ctrl_V) 5392 { 5393 VIsual_mode_orig = VIsual_mode; 5394 VIsual_mode = 'V'; 5395 } 5396 else if (cap->cmdchar == 'C' || cap->cmdchar == 'D') 5397 curwin->w_curswant = MAXCOL; 5398 } 5399 cap->cmdchar = *(vim_strchr(trans, cap->cmdchar) + 1); 5400 nv_operator(cap); 5401 } 5402 5403 /* 5404 * "s" and "S" commands. 5405 */ 5406 static void 5407 nv_subst(cmdarg_T *cap) 5408 { 5409 #ifdef FEAT_TERMINAL 5410 // When showing output of term_dumpdiff() swap the top and bottom. 5411 if (term_swap_diff() == OK) 5412 return; 5413 #endif 5414 #ifdef FEAT_JOB_CHANNEL 5415 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 5416 { 5417 clearopbeep(cap->oap); 5418 return; 5419 } 5420 #endif 5421 if (VIsual_active) // "vs" and "vS" are the same as "vc" 5422 { 5423 if (cap->cmdchar == 'S') 5424 { 5425 VIsual_mode_orig = VIsual_mode; 5426 VIsual_mode = 'V'; 5427 } 5428 cap->cmdchar = 'c'; 5429 nv_operator(cap); 5430 } 5431 else 5432 nv_optrans(cap); 5433 } 5434 5435 /* 5436 * Abbreviated commands. 5437 */ 5438 static void 5439 nv_abbrev(cmdarg_T *cap) 5440 { 5441 if (cap->cmdchar == K_DEL || cap->cmdchar == K_KDEL) 5442 cap->cmdchar = 'x'; // DEL key behaves like 'x' 5443 5444 // in Visual mode these commands are operators 5445 if (VIsual_active) 5446 v_visop(cap); 5447 else 5448 nv_optrans(cap); 5449 } 5450 5451 /* 5452 * Translate a command into another command. 5453 */ 5454 static void 5455 nv_optrans(cmdarg_T *cap) 5456 { 5457 static char_u *(ar[8]) = {(char_u *)"dl", (char_u *)"dh", 5458 (char_u *)"d$", (char_u *)"c$", 5459 (char_u *)"cl", (char_u *)"cc", 5460 (char_u *)"yy", (char_u *)":s\r"}; 5461 static char_u *str = (char_u *)"xXDCsSY&"; 5462 5463 if (!checkclearopq(cap->oap)) 5464 { 5465 // In Vi "2D" doesn't delete the next line. Can't translate it 5466 // either, because "2." should also not use the count. 5467 if (cap->cmdchar == 'D' && vim_strchr(p_cpo, CPO_HASH) != NULL) 5468 { 5469 cap->oap->start = curwin->w_cursor; 5470 cap->oap->op_type = OP_DELETE; 5471 #ifdef FEAT_EVAL 5472 set_op_var(OP_DELETE); 5473 #endif 5474 cap->count1 = 1; 5475 nv_dollar(cap); 5476 finish_op = TRUE; 5477 ResetRedobuff(); 5478 AppendCharToRedobuff('D'); 5479 } 5480 else 5481 { 5482 if (cap->count0) 5483 stuffnumReadbuff(cap->count0); 5484 stuffReadbuff(ar[(int)(vim_strchr(str, cap->cmdchar) - str)]); 5485 } 5486 } 5487 cap->opcount = 0; 5488 } 5489 5490 /* 5491 * "'" and "`" commands. Also for "g'" and "g`". 5492 * cap->arg is TRUE for "'" and "g'". 5493 */ 5494 static void 5495 nv_gomark(cmdarg_T *cap) 5496 { 5497 pos_T *pos; 5498 int c; 5499 #ifdef FEAT_FOLDING 5500 pos_T old_cursor = curwin->w_cursor; 5501 int old_KeyTyped = KeyTyped; // getting file may reset it 5502 #endif 5503 5504 if (cap->cmdchar == 'g') 5505 c = cap->extra_char; 5506 else 5507 c = cap->nchar; 5508 pos = getmark(c, (cap->oap->op_type == OP_NOP)); 5509 if (pos == (pos_T *)-1) // jumped to other file 5510 { 5511 if (cap->arg) 5512 { 5513 check_cursor_lnum(); 5514 beginline(BL_WHITE | BL_FIX); 5515 } 5516 else 5517 check_cursor(); 5518 } 5519 else 5520 nv_cursormark(cap, cap->arg, pos); 5521 5522 // May need to clear the coladd that a mark includes. 5523 if (!virtual_active()) 5524 curwin->w_cursor.coladd = 0; 5525 check_cursor_col(); 5526 #ifdef FEAT_FOLDING 5527 if (cap->oap->op_type == OP_NOP 5528 && pos != NULL 5529 && (pos == (pos_T *)-1 || !EQUAL_POS(old_cursor, *pos)) 5530 && (fdo_flags & FDO_MARK) 5531 && old_KeyTyped) 5532 foldOpenCursor(); 5533 #endif 5534 } 5535 5536 /* 5537 * Handle CTRL-O, CTRL-I, "g;", "g," and "CTRL-Tab" commands. 5538 */ 5539 static void 5540 nv_pcmark(cmdarg_T *cap) 5541 { 5542 #ifdef FEAT_JUMPLIST 5543 pos_T *pos; 5544 # ifdef FEAT_FOLDING 5545 linenr_T lnum = curwin->w_cursor.lnum; 5546 int old_KeyTyped = KeyTyped; // getting file may reset it 5547 # endif 5548 5549 if (!checkclearopq(cap->oap)) 5550 { 5551 if (cap->cmdchar == TAB && mod_mask == MOD_MASK_CTRL) 5552 { 5553 if (goto_tabpage_lastused() == FAIL) 5554 clearopbeep(cap->oap); 5555 return; 5556 } 5557 if (cap->cmdchar == 'g') 5558 pos = movechangelist((int)cap->count1); 5559 else 5560 pos = movemark((int)cap->count1); 5561 if (pos == (pos_T *)-1) // jump to other file 5562 { 5563 curwin->w_set_curswant = TRUE; 5564 check_cursor(); 5565 } 5566 else if (pos != NULL) // can jump 5567 nv_cursormark(cap, FALSE, pos); 5568 else if (cap->cmdchar == 'g') 5569 { 5570 if (curbuf->b_changelistlen == 0) 5571 emsg(_("E664: changelist is empty")); 5572 else if (cap->count1 < 0) 5573 emsg(_("E662: At start of changelist")); 5574 else 5575 emsg(_("E663: At end of changelist")); 5576 } 5577 else 5578 clearopbeep(cap->oap); 5579 # ifdef FEAT_FOLDING 5580 if (cap->oap->op_type == OP_NOP 5581 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum) 5582 && (fdo_flags & FDO_MARK) 5583 && old_KeyTyped) 5584 foldOpenCursor(); 5585 # endif 5586 } 5587 #else 5588 clearopbeep(cap->oap); 5589 #endif 5590 } 5591 5592 /* 5593 * Handle '"' command. 5594 */ 5595 static void 5596 nv_regname(cmdarg_T *cap) 5597 { 5598 if (checkclearop(cap->oap)) 5599 return; 5600 #ifdef FEAT_EVAL 5601 if (cap->nchar == '=') 5602 cap->nchar = get_expr_register(); 5603 #endif 5604 if (cap->nchar != NUL && valid_yank_reg(cap->nchar, FALSE)) 5605 { 5606 cap->oap->regname = cap->nchar; 5607 cap->opcount = cap->count0; // remember count before '"' 5608 #ifdef FEAT_EVAL 5609 set_reg_var(cap->oap->regname); 5610 #endif 5611 } 5612 else 5613 clearopbeep(cap->oap); 5614 } 5615 5616 /* 5617 * Handle "v", "V" and "CTRL-V" commands. 5618 * Also for "gh", "gH" and "g^H" commands: Always start Select mode, cap->arg 5619 * is TRUE. 5620 * Handle CTRL-Q just like CTRL-V. 5621 */ 5622 static void 5623 nv_visual(cmdarg_T *cap) 5624 { 5625 if (cap->cmdchar == Ctrl_Q) 5626 cap->cmdchar = Ctrl_V; 5627 5628 // 'v', 'V' and CTRL-V can be used while an operator is pending to make it 5629 // characterwise, linewise, or blockwise. 5630 if (cap->oap->op_type != OP_NOP) 5631 { 5632 motion_force = cap->oap->motion_force = cap->cmdchar; 5633 finish_op = FALSE; // operator doesn't finish now but later 5634 return; 5635 } 5636 5637 VIsual_select = cap->arg; 5638 if (VIsual_active) // change Visual mode 5639 { 5640 if (VIsual_mode == cap->cmdchar) // stop visual mode 5641 end_visual_mode(); 5642 else // toggle char/block mode 5643 { // or char/line mode 5644 VIsual_mode = cap->cmdchar; 5645 showmode(); 5646 trigger_modechanged(); 5647 } 5648 redraw_curbuf_later(INVERTED); // update the inversion 5649 } 5650 else // start Visual mode 5651 { 5652 check_visual_highlight(); 5653 if (cap->count0 > 0 && resel_VIsual_mode != NUL) 5654 { 5655 // use previously selected part 5656 VIsual = curwin->w_cursor; 5657 5658 VIsual_active = TRUE; 5659 VIsual_reselect = TRUE; 5660 if (!cap->arg) 5661 // start Select mode when 'selectmode' contains "cmd" 5662 may_start_select('c'); 5663 setmouse(); 5664 if (p_smd && msg_silent == 0) 5665 redraw_cmdline = TRUE; // show visual mode later 5666 /* 5667 * For V and ^V, we multiply the number of lines even if there 5668 * was only one -- webb 5669 */ 5670 if (resel_VIsual_mode != 'v' || resel_VIsual_line_count > 1) 5671 { 5672 curwin->w_cursor.lnum += 5673 resel_VIsual_line_count * cap->count0 - 1; 5674 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 5675 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 5676 } 5677 VIsual_mode = resel_VIsual_mode; 5678 if (VIsual_mode == 'v') 5679 { 5680 if (resel_VIsual_line_count <= 1) 5681 { 5682 validate_virtcol(); 5683 curwin->w_curswant = curwin->w_virtcol 5684 + resel_VIsual_vcol * cap->count0 - 1; 5685 } 5686 else 5687 curwin->w_curswant = resel_VIsual_vcol; 5688 coladvance(curwin->w_curswant); 5689 } 5690 if (resel_VIsual_vcol == MAXCOL) 5691 { 5692 curwin->w_curswant = MAXCOL; 5693 coladvance((colnr_T)MAXCOL); 5694 } 5695 else if (VIsual_mode == Ctrl_V) 5696 { 5697 validate_virtcol(); 5698 curwin->w_curswant = curwin->w_virtcol 5699 + resel_VIsual_vcol * cap->count0 - 1; 5700 coladvance(curwin->w_curswant); 5701 } 5702 else 5703 curwin->w_set_curswant = TRUE; 5704 redraw_curbuf_later(INVERTED); // show the inversion 5705 } 5706 else 5707 { 5708 if (!cap->arg) 5709 // start Select mode when 'selectmode' contains "cmd" 5710 may_start_select('c'); 5711 n_start_visual_mode(cap->cmdchar); 5712 if (VIsual_mode != 'V' && *p_sel == 'e') 5713 ++cap->count1; // include one more char 5714 if (cap->count0 > 0 && --cap->count1 > 0) 5715 { 5716 // With a count select that many characters or lines. 5717 if (VIsual_mode == 'v' || VIsual_mode == Ctrl_V) 5718 nv_right(cap); 5719 else if (VIsual_mode == 'V') 5720 nv_down(cap); 5721 } 5722 } 5723 } 5724 } 5725 5726 /* 5727 * Start selection for Shift-movement keys. 5728 */ 5729 void 5730 start_selection(void) 5731 { 5732 // if 'selectmode' contains "key", start Select mode 5733 may_start_select('k'); 5734 n_start_visual_mode('v'); 5735 } 5736 5737 /* 5738 * Start Select mode, if "c" is in 'selectmode' and not in a mapping or menu. 5739 */ 5740 void 5741 may_start_select(int c) 5742 { 5743 VIsual_select = (stuff_empty() && typebuf_typed() 5744 && (vim_strchr(p_slm, c) != NULL)); 5745 } 5746 5747 /* 5748 * Start Visual mode "c". 5749 * Should set VIsual_select before calling this. 5750 */ 5751 static void 5752 n_start_visual_mode(int c) 5753 { 5754 #ifdef FEAT_CONCEAL 5755 int cursor_line_was_concealed = curwin->w_p_cole > 0 5756 && conceal_cursor_line(curwin); 5757 #endif 5758 5759 VIsual_mode = c; 5760 VIsual_active = TRUE; 5761 VIsual_reselect = TRUE; 5762 trigger_modechanged(); 5763 5764 // Corner case: the 0 position in a tab may change when going into 5765 // virtualedit. Recalculate curwin->w_cursor to avoid bad highlighting. 5766 if (c == Ctrl_V && (get_ve_flags() & VE_BLOCK) && gchar_cursor() == TAB) 5767 { 5768 validate_virtcol(); 5769 coladvance(curwin->w_virtcol); 5770 } 5771 VIsual = curwin->w_cursor; 5772 5773 #ifdef FEAT_FOLDING 5774 foldAdjustVisual(); 5775 #endif 5776 5777 setmouse(); 5778 #ifdef FEAT_CONCEAL 5779 // Check if redraw is needed after changing the state. 5780 conceal_check_cursor_line(cursor_line_was_concealed); 5781 #endif 5782 5783 if (p_smd && msg_silent == 0) 5784 redraw_cmdline = TRUE; // show visual mode later 5785 #ifdef FEAT_CLIPBOARD 5786 // Make sure the clipboard gets updated. Needed because start and 5787 // end may still be the same, and the selection needs to be owned 5788 clip_star.vmode = NUL; 5789 #endif 5790 5791 // Only need to redraw this line, unless still need to redraw an old 5792 // Visual area (when 'lazyredraw' is set). 5793 if (curwin->w_redr_type < INVERTED) 5794 { 5795 curwin->w_old_cursor_lnum = curwin->w_cursor.lnum; 5796 curwin->w_old_visual_lnum = curwin->w_cursor.lnum; 5797 } 5798 } 5799 5800 5801 /* 5802 * CTRL-W: Window commands 5803 */ 5804 static void 5805 nv_window(cmdarg_T *cap) 5806 { 5807 if (cap->nchar == ':') 5808 { 5809 // "CTRL-W :" is the same as typing ":"; useful in a terminal window 5810 cap->cmdchar = ':'; 5811 cap->nchar = NUL; 5812 nv_colon(cap); 5813 } 5814 else if (!checkclearop(cap->oap)) 5815 do_window(cap->nchar, cap->count0, NUL); // everything is in window.c 5816 } 5817 5818 /* 5819 * CTRL-Z: Suspend 5820 */ 5821 static void 5822 nv_suspend(cmdarg_T *cap) 5823 { 5824 clearop(cap->oap); 5825 if (VIsual_active) 5826 end_visual_mode(); // stop Visual mode 5827 do_cmdline_cmd((char_u *)"stop"); 5828 } 5829 5830 /* 5831 * Commands starting with "g". 5832 */ 5833 static void 5834 nv_g_cmd(cmdarg_T *cap) 5835 { 5836 oparg_T *oap = cap->oap; 5837 pos_T tpos; 5838 int i; 5839 int flag = FALSE; 5840 5841 switch (cap->nchar) 5842 { 5843 case Ctrl_A: 5844 case Ctrl_X: 5845 #ifdef MEM_PROFILE 5846 /* 5847 * "g^A": dump log of used memory. 5848 */ 5849 if (!VIsual_active && cap->nchar == Ctrl_A) 5850 vim_mem_profile_dump(); 5851 else 5852 #endif 5853 /* 5854 * "g^A/g^X": sequentially increment visually selected region 5855 */ 5856 if (VIsual_active) 5857 { 5858 cap->arg = TRUE; 5859 cap->cmdchar = cap->nchar; 5860 cap->nchar = NUL; 5861 nv_addsub(cap); 5862 } 5863 else 5864 clearopbeep(oap); 5865 break; 5866 5867 /* 5868 * "gR": Enter virtual replace mode. 5869 */ 5870 case 'R': 5871 cap->arg = TRUE; 5872 nv_Replace(cap); 5873 break; 5874 5875 case 'r': 5876 nv_vreplace(cap); 5877 break; 5878 5879 case '&': 5880 do_cmdline_cmd((char_u *)"%s//~/&"); 5881 break; 5882 5883 /* 5884 * "gv": Reselect the previous Visual area. If Visual already active, 5885 * exchange previous and current Visual area. 5886 */ 5887 case 'v': 5888 if (checkclearop(oap)) 5889 break; 5890 5891 if ( curbuf->b_visual.vi_start.lnum == 0 5892 || curbuf->b_visual.vi_start.lnum > curbuf->b_ml.ml_line_count 5893 || curbuf->b_visual.vi_end.lnum == 0) 5894 beep_flush(); 5895 else 5896 { 5897 // set w_cursor to the start of the Visual area, tpos to the end 5898 if (VIsual_active) 5899 { 5900 i = VIsual_mode; 5901 VIsual_mode = curbuf->b_visual.vi_mode; 5902 curbuf->b_visual.vi_mode = i; 5903 # ifdef FEAT_EVAL 5904 curbuf->b_visual_mode_eval = i; 5905 # endif 5906 i = curwin->w_curswant; 5907 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5908 curbuf->b_visual.vi_curswant = i; 5909 5910 tpos = curbuf->b_visual.vi_end; 5911 curbuf->b_visual.vi_end = curwin->w_cursor; 5912 curwin->w_cursor = curbuf->b_visual.vi_start; 5913 curbuf->b_visual.vi_start = VIsual; 5914 } 5915 else 5916 { 5917 VIsual_mode = curbuf->b_visual.vi_mode; 5918 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5919 tpos = curbuf->b_visual.vi_end; 5920 curwin->w_cursor = curbuf->b_visual.vi_start; 5921 } 5922 5923 VIsual_active = TRUE; 5924 VIsual_reselect = TRUE; 5925 5926 // Set Visual to the start and w_cursor to the end of the Visual 5927 // area. Make sure they are on an existing character. 5928 check_cursor(); 5929 VIsual = curwin->w_cursor; 5930 curwin->w_cursor = tpos; 5931 check_cursor(); 5932 update_topline(); 5933 /* 5934 * When called from normal "g" command: start Select mode when 5935 * 'selectmode' contains "cmd". When called for K_SELECT, always 5936 * start Select mode. 5937 */ 5938 if (cap->arg) 5939 VIsual_select = TRUE; 5940 else 5941 may_start_select('c'); 5942 setmouse(); 5943 #ifdef FEAT_CLIPBOARD 5944 // Make sure the clipboard gets updated. Needed because start and 5945 // end are still the same, and the selection needs to be owned 5946 clip_star.vmode = NUL; 5947 #endif 5948 redraw_curbuf_later(INVERTED); 5949 showmode(); 5950 } 5951 break; 5952 /* 5953 * "gV": Don't reselect the previous Visual area after a Select mode 5954 * mapping of menu. 5955 */ 5956 case 'V': 5957 VIsual_reselect = FALSE; 5958 break; 5959 5960 /* 5961 * "gh": start Select mode. 5962 * "gH": start Select line mode. 5963 * "g^H": start Select block mode. 5964 */ 5965 case K_BS: 5966 cap->nchar = Ctrl_H; 5967 // FALLTHROUGH 5968 case 'h': 5969 case 'H': 5970 case Ctrl_H: 5971 # ifdef EBCDIC 5972 // EBCDIC: 'v'-'h' != '^v'-'^h' 5973 if (cap->nchar == Ctrl_H) 5974 cap->cmdchar = Ctrl_V; 5975 else 5976 # endif 5977 cap->cmdchar = cap->nchar + ('v' - 'h'); 5978 cap->arg = TRUE; 5979 nv_visual(cap); 5980 break; 5981 5982 // "gn", "gN" visually select next/previous search match 5983 // "gn" selects next match 5984 // "gN" selects previous match 5985 case 'N': 5986 case 'n': 5987 if (!current_search(cap->count1, cap->nchar == 'n')) 5988 clearopbeep(oap); 5989 break; 5990 5991 /* 5992 * "gj" and "gk" two new funny movement keys -- up and down 5993 * movement based on *screen* line rather than *file* line. 5994 */ 5995 case 'j': 5996 case K_DOWN: 5997 // with 'nowrap' it works just like the normal "j" command. 5998 if (!curwin->w_p_wrap) 5999 { 6000 oap->motion_type = MLINE; 6001 i = cursor_down(cap->count1, oap->op_type == OP_NOP); 6002 } 6003 else 6004 i = nv_screengo(oap, FORWARD, cap->count1); 6005 if (i == FAIL) 6006 clearopbeep(oap); 6007 break; 6008 6009 case 'k': 6010 case K_UP: 6011 // with 'nowrap' it works just like the normal "k" command. 6012 if (!curwin->w_p_wrap) 6013 { 6014 oap->motion_type = MLINE; 6015 i = cursor_up(cap->count1, oap->op_type == OP_NOP); 6016 } 6017 else 6018 i = nv_screengo(oap, BACKWARD, cap->count1); 6019 if (i == FAIL) 6020 clearopbeep(oap); 6021 break; 6022 6023 /* 6024 * "gJ": join two lines without inserting a space. 6025 */ 6026 case 'J': 6027 nv_join(cap); 6028 break; 6029 6030 /* 6031 * "g0", "g^" and "g$": Like "0", "^" and "$" but for screen lines. 6032 * "gm": middle of "g0" and "g$". 6033 */ 6034 case '^': 6035 flag = TRUE; 6036 // FALLTHROUGH 6037 6038 case '0': 6039 case 'm': 6040 case K_HOME: 6041 case K_KHOME: 6042 oap->motion_type = MCHAR; 6043 oap->inclusive = FALSE; 6044 if (curwin->w_p_wrap && curwin->w_width != 0) 6045 { 6046 int width1 = curwin->w_width - curwin_col_off(); 6047 int width2 = width1 + curwin_col_off2(); 6048 6049 validate_virtcol(); 6050 i = 0; 6051 if (curwin->w_virtcol >= (colnr_T)width1 && width2 > 0) 6052 i = (curwin->w_virtcol - width1) / width2 * width2 + width1; 6053 } 6054 else 6055 i = curwin->w_leftcol; 6056 // Go to the middle of the screen line. When 'number' or 6057 // 'relativenumber' is on and lines are wrapping the middle can be more 6058 // to the left. 6059 if (cap->nchar == 'm') 6060 i += (curwin->w_width - curwin_col_off() 6061 + ((curwin->w_p_wrap && i > 0) 6062 ? curwin_col_off2() : 0)) / 2; 6063 coladvance((colnr_T)i); 6064 if (flag) 6065 { 6066 do 6067 i = gchar_cursor(); 6068 while (VIM_ISWHITE(i) && oneright() == OK); 6069 curwin->w_valid &= ~VALID_WCOL; 6070 } 6071 curwin->w_set_curswant = TRUE; 6072 break; 6073 6074 case 'M': 6075 { 6076 char_u *ptr = ml_get_curline(); 6077 6078 oap->motion_type = MCHAR; 6079 oap->inclusive = FALSE; 6080 if (has_mbyte) 6081 i = mb_string2cells(ptr, (int)STRLEN(ptr)); 6082 else 6083 i = (int)STRLEN(ptr); 6084 if (cap->count0 > 0 && cap->count0 <= 100) 6085 coladvance((colnr_T)(i * cap->count0 / 100)); 6086 else 6087 coladvance((colnr_T)(i / 2)); 6088 curwin->w_set_curswant = TRUE; 6089 } 6090 break; 6091 6092 case '_': 6093 // "g_": to the last non-blank character in the line or <count> lines 6094 // downward. 6095 cap->oap->motion_type = MCHAR; 6096 cap->oap->inclusive = TRUE; 6097 curwin->w_curswant = MAXCOL; 6098 if (cursor_down((long)(cap->count1 - 1), 6099 cap->oap->op_type == OP_NOP) == FAIL) 6100 clearopbeep(cap->oap); 6101 else 6102 { 6103 char_u *ptr = ml_get_curline(); 6104 6105 // In Visual mode we may end up after the line. 6106 if (curwin->w_cursor.col > 0 && ptr[curwin->w_cursor.col] == NUL) 6107 --curwin->w_cursor.col; 6108 6109 // Decrease the cursor column until it's on a non-blank. 6110 while (curwin->w_cursor.col > 0 6111 && VIM_ISWHITE(ptr[curwin->w_cursor.col])) 6112 --curwin->w_cursor.col; 6113 curwin->w_set_curswant = TRUE; 6114 adjust_for_sel(cap); 6115 } 6116 break; 6117 6118 case '$': 6119 case K_END: 6120 case K_KEND: 6121 { 6122 int col_off = curwin_col_off(); 6123 6124 oap->motion_type = MCHAR; 6125 oap->inclusive = TRUE; 6126 if (curwin->w_p_wrap && curwin->w_width != 0) 6127 { 6128 curwin->w_curswant = MAXCOL; // so we stay at the end 6129 if (cap->count1 == 1) 6130 { 6131 int width1 = curwin->w_width - col_off; 6132 int width2 = width1 + curwin_col_off2(); 6133 6134 validate_virtcol(); 6135 i = width1 - 1; 6136 if (curwin->w_virtcol >= (colnr_T)width1) 6137 i += ((curwin->w_virtcol - width1) / width2 + 1) 6138 * width2; 6139 coladvance((colnr_T)i); 6140 6141 // Make sure we stick in this column. 6142 validate_virtcol(); 6143 curwin->w_curswant = curwin->w_virtcol; 6144 curwin->w_set_curswant = FALSE; 6145 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 6146 { 6147 /* 6148 * Check for landing on a character that got split at 6149 * the end of the line. We do not want to advance to 6150 * the next screen line. 6151 */ 6152 if (curwin->w_virtcol > (colnr_T)i) 6153 --curwin->w_cursor.col; 6154 } 6155 } 6156 else if (nv_screengo(oap, FORWARD, cap->count1 - 1) == FAIL) 6157 clearopbeep(oap); 6158 } 6159 else 6160 { 6161 if (cap->count1 > 1) 6162 // if it fails, let the cursor still move to the last char 6163 (void)cursor_down(cap->count1 - 1, FALSE); 6164 6165 i = curwin->w_leftcol + curwin->w_width - col_off - 1; 6166 coladvance((colnr_T)i); 6167 6168 // if the character doesn't fit move one back 6169 if (curwin->w_cursor.col > 0 6170 && (*mb_ptr2cells)(ml_get_cursor()) > 1) 6171 { 6172 colnr_T vcol; 6173 6174 getvvcol(curwin, &curwin->w_cursor, NULL, NULL, &vcol); 6175 if (vcol >= curwin->w_leftcol + curwin->w_width - col_off) 6176 --curwin->w_cursor.col; 6177 } 6178 6179 // Make sure we stick in this column. 6180 validate_virtcol(); 6181 curwin->w_curswant = curwin->w_virtcol; 6182 curwin->w_set_curswant = FALSE; 6183 } 6184 } 6185 break; 6186 6187 /* 6188 * "g*" and "g#", like "*" and "#" but without using "\<" and "\>" 6189 */ 6190 case '*': 6191 case '#': 6192 #if POUND != '#' 6193 case POUND: // pound sign (sometimes equal to '#') 6194 #endif 6195 case Ctrl_RSB: // :tag or :tselect for current identifier 6196 case ']': // :tselect for current identifier 6197 nv_ident(cap); 6198 break; 6199 6200 /* 6201 * ge and gE: go back to end of word 6202 */ 6203 case 'e': 6204 case 'E': 6205 oap->motion_type = MCHAR; 6206 curwin->w_set_curswant = TRUE; 6207 oap->inclusive = TRUE; 6208 if (bckend_word(cap->count1, cap->nchar == 'E', FALSE) == FAIL) 6209 clearopbeep(oap); 6210 break; 6211 6212 /* 6213 * "g CTRL-G": display info about cursor position 6214 */ 6215 case Ctrl_G: 6216 cursor_pos_info(NULL); 6217 break; 6218 6219 /* 6220 * "gi": start Insert at the last position. 6221 */ 6222 case 'i': 6223 if (curbuf->b_last_insert.lnum != 0) 6224 { 6225 curwin->w_cursor = curbuf->b_last_insert; 6226 check_cursor_lnum(); 6227 i = (int)STRLEN(ml_get_curline()); 6228 if (curwin->w_cursor.col > (colnr_T)i) 6229 { 6230 if (virtual_active()) 6231 curwin->w_cursor.coladd += curwin->w_cursor.col - i; 6232 curwin->w_cursor.col = i; 6233 } 6234 } 6235 cap->cmdchar = 'i'; 6236 nv_edit(cap); 6237 break; 6238 6239 /* 6240 * "gI": Start insert in column 1. 6241 */ 6242 case 'I': 6243 beginline(0); 6244 if (!checkclearopq(oap)) 6245 invoke_edit(cap, FALSE, 'g', FALSE); 6246 break; 6247 6248 #ifdef FEAT_SEARCHPATH 6249 /* 6250 * "gf": goto file, edit file under cursor 6251 * "]f" and "[f": can also be used. 6252 */ 6253 case 'f': 6254 case 'F': 6255 nv_gotofile(cap); 6256 break; 6257 #endif 6258 6259 // "g'm" and "g`m": jump to mark without setting pcmark 6260 case '\'': 6261 cap->arg = TRUE; 6262 // FALLTHROUGH 6263 case '`': 6264 nv_gomark(cap); 6265 break; 6266 6267 /* 6268 * "gs": Goto sleep. 6269 */ 6270 case 's': 6271 do_sleep(cap->count1 * 1000L, FALSE); 6272 break; 6273 6274 /* 6275 * "ga": Display the ascii value of the character under the 6276 * cursor. It is displayed in decimal, hex, and octal. -- webb 6277 */ 6278 case 'a': 6279 do_ascii(NULL); 6280 break; 6281 6282 /* 6283 * "g8": Display the bytes used for the UTF-8 character under the 6284 * cursor. It is displayed in hex. 6285 * "8g8" finds illegal byte sequence. 6286 */ 6287 case '8': 6288 if (cap->count0 == 8) 6289 utf_find_illegal(); 6290 else 6291 show_utf8(); 6292 break; 6293 6294 // "g<": show scrollback text 6295 case '<': 6296 show_sb_text(); 6297 break; 6298 6299 /* 6300 * "gg": Goto the first line in file. With a count it goes to 6301 * that line number like for "G". -- webb 6302 */ 6303 case 'g': 6304 cap->arg = FALSE; 6305 nv_goto(cap); 6306 break; 6307 6308 /* 6309 * Two-character operators: 6310 * "gq" Format text 6311 * "gw" Format text and keep cursor position 6312 * "g~" Toggle the case of the text. 6313 * "gu" Change text to lower case. 6314 * "gU" Change text to upper case. 6315 * "g?" rot13 encoding 6316 * "g@" call 'operatorfunc' 6317 */ 6318 case 'q': 6319 case 'w': 6320 oap->cursor_start = curwin->w_cursor; 6321 // FALLTHROUGH 6322 case '~': 6323 case 'u': 6324 case 'U': 6325 case '?': 6326 case '@': 6327 nv_operator(cap); 6328 break; 6329 6330 /* 6331 * "gd": Find first occurrence of pattern under the cursor in the 6332 * current function 6333 * "gD": idem, but in the current file. 6334 */ 6335 case 'd': 6336 case 'D': 6337 nv_gd(oap, cap->nchar, (int)cap->count0); 6338 break; 6339 6340 /* 6341 * g<*Mouse> : <C-*mouse> 6342 */ 6343 case K_MIDDLEMOUSE: 6344 case K_MIDDLEDRAG: 6345 case K_MIDDLERELEASE: 6346 case K_LEFTMOUSE: 6347 case K_LEFTDRAG: 6348 case K_LEFTRELEASE: 6349 case K_MOUSEMOVE: 6350 case K_RIGHTMOUSE: 6351 case K_RIGHTDRAG: 6352 case K_RIGHTRELEASE: 6353 case K_X1MOUSE: 6354 case K_X1DRAG: 6355 case K_X1RELEASE: 6356 case K_X2MOUSE: 6357 case K_X2DRAG: 6358 case K_X2RELEASE: 6359 mod_mask = MOD_MASK_CTRL; 6360 (void)do_mouse(oap, cap->nchar, BACKWARD, cap->count1, 0); 6361 break; 6362 6363 case K_IGNORE: 6364 break; 6365 6366 /* 6367 * "gP" and "gp": same as "P" and "p" but leave cursor just after new text 6368 */ 6369 case 'p': 6370 case 'P': 6371 nv_put(cap); 6372 break; 6373 6374 #ifdef FEAT_BYTEOFF 6375 // "go": goto byte count from start of buffer 6376 case 'o': 6377 goto_byte(cap->count0); 6378 break; 6379 #endif 6380 6381 // "gQ": improved Ex mode 6382 case 'Q': 6383 if (text_locked()) 6384 { 6385 clearopbeep(cap->oap); 6386 text_locked_msg(); 6387 break; 6388 } 6389 6390 if (!checkclearopq(oap)) 6391 do_exmode(TRUE); 6392 break; 6393 6394 #ifdef FEAT_JUMPLIST 6395 case ',': 6396 nv_pcmark(cap); 6397 break; 6398 6399 case ';': 6400 cap->count1 = -cap->count1; 6401 nv_pcmark(cap); 6402 break; 6403 #endif 6404 6405 case 't': 6406 if (!checkclearop(oap)) 6407 goto_tabpage((int)cap->count0); 6408 break; 6409 case 'T': 6410 if (!checkclearop(oap)) 6411 goto_tabpage(-(int)cap->count1); 6412 break; 6413 6414 case TAB: 6415 if (!checkclearop(oap) && goto_tabpage_lastused() == FAIL) 6416 clearopbeep(oap); 6417 break; 6418 6419 case '+': 6420 case '-': // "g+" and "g-": undo or redo along the timeline 6421 if (!checkclearopq(oap)) 6422 undo_time(cap->nchar == '-' ? -cap->count1 : cap->count1, 6423 FALSE, FALSE, FALSE); 6424 break; 6425 6426 default: 6427 clearopbeep(oap); 6428 break; 6429 } 6430 } 6431 6432 /* 6433 * Handle "o" and "O" commands. 6434 */ 6435 static void 6436 n_opencmd(cmdarg_T *cap) 6437 { 6438 #ifdef FEAT_CONCEAL 6439 linenr_T oldline = curwin->w_cursor.lnum; 6440 #endif 6441 6442 if (!checkclearopq(cap->oap)) 6443 { 6444 #ifdef FEAT_FOLDING 6445 if (cap->cmdchar == 'O') 6446 // Open above the first line of a folded sequence of lines 6447 (void)hasFolding(curwin->w_cursor.lnum, 6448 &curwin->w_cursor.lnum, NULL); 6449 else 6450 // Open below the last line of a folded sequence of lines 6451 (void)hasFolding(curwin->w_cursor.lnum, 6452 NULL, &curwin->w_cursor.lnum); 6453 #endif 6454 if (u_save((linenr_T)(curwin->w_cursor.lnum - 6455 (cap->cmdchar == 'O' ? 1 : 0)), 6456 (linenr_T)(curwin->w_cursor.lnum + 6457 (cap->cmdchar == 'o' ? 1 : 0)) 6458 ) == OK 6459 && open_line(cap->cmdchar == 'O' ? BACKWARD : FORWARD, 6460 has_format_option(FO_OPEN_COMS) ? OPENLINE_DO_COM : 0, 6461 0) == OK) 6462 { 6463 #ifdef FEAT_CONCEAL 6464 if (curwin->w_p_cole > 0 && oldline != curwin->w_cursor.lnum) 6465 redrawWinline(curwin, oldline); 6466 #endif 6467 #ifdef FEAT_SYN_HL 6468 if (curwin->w_p_cul) 6469 // force redraw of cursorline 6470 curwin->w_valid &= ~VALID_CROW; 6471 #endif 6472 // When '#' is in 'cpoptions' ignore the count. 6473 if (vim_strchr(p_cpo, CPO_HASH) != NULL) 6474 cap->count1 = 1; 6475 invoke_edit(cap, FALSE, cap->cmdchar, TRUE); 6476 } 6477 } 6478 } 6479 6480 /* 6481 * "." command: redo last change. 6482 */ 6483 static void 6484 nv_dot(cmdarg_T *cap) 6485 { 6486 if (!checkclearopq(cap->oap)) 6487 { 6488 /* 6489 * If "restart_edit" is TRUE, the last but one command is repeated 6490 * instead of the last command (inserting text). This is used for 6491 * CTRL-O <.> in insert mode. 6492 */ 6493 if (start_redo(cap->count0, restart_edit != 0 && !arrow_used) == FAIL) 6494 clearopbeep(cap->oap); 6495 } 6496 } 6497 6498 /* 6499 * CTRL-R: undo undo 6500 */ 6501 static void 6502 nv_redo(cmdarg_T *cap) 6503 { 6504 if (!checkclearopq(cap->oap)) 6505 { 6506 u_redo((int)cap->count1); 6507 curwin->w_set_curswant = TRUE; 6508 } 6509 } 6510 6511 /* 6512 * Handle "U" command. 6513 */ 6514 static void 6515 nv_Undo(cmdarg_T *cap) 6516 { 6517 // In Visual mode and typing "gUU" triggers an operator 6518 if (cap->oap->op_type == OP_UPPER || VIsual_active) 6519 { 6520 // translate "gUU" to "gUgU" 6521 cap->cmdchar = 'g'; 6522 cap->nchar = 'U'; 6523 nv_operator(cap); 6524 } 6525 else if (!checkclearopq(cap->oap)) 6526 { 6527 u_undoline(); 6528 curwin->w_set_curswant = TRUE; 6529 } 6530 } 6531 6532 /* 6533 * '~' command: If tilde is not an operator and Visual is off: swap case of a 6534 * single character. 6535 */ 6536 static void 6537 nv_tilde(cmdarg_T *cap) 6538 { 6539 if (!p_to && !VIsual_active && cap->oap->op_type != OP_TILDE) 6540 { 6541 #ifdef FEAT_JOB_CHANNEL 6542 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 6543 { 6544 clearopbeep(cap->oap); 6545 return; 6546 } 6547 #endif 6548 n_swapchar(cap); 6549 } 6550 else 6551 nv_operator(cap); 6552 } 6553 6554 /* 6555 * Handle an operator command. 6556 * The actual work is done by do_pending_operator(). 6557 */ 6558 static void 6559 nv_operator(cmdarg_T *cap) 6560 { 6561 int op_type; 6562 6563 op_type = get_op_type(cap->cmdchar, cap->nchar); 6564 #ifdef FEAT_JOB_CHANNEL 6565 if (bt_prompt(curbuf) && op_is_change(op_type) && !prompt_curpos_editable()) 6566 { 6567 clearopbeep(cap->oap); 6568 return; 6569 } 6570 #endif 6571 6572 if (op_type == cap->oap->op_type) // double operator works on lines 6573 nv_lineop(cap); 6574 else if (!checkclearop(cap->oap)) 6575 { 6576 cap->oap->start = curwin->w_cursor; 6577 cap->oap->op_type = op_type; 6578 #ifdef FEAT_EVAL 6579 set_op_var(op_type); 6580 #endif 6581 } 6582 } 6583 6584 #ifdef FEAT_EVAL 6585 /* 6586 * Set v:operator to the characters for "optype". 6587 */ 6588 static void 6589 set_op_var(int optype) 6590 { 6591 char_u opchars[3]; 6592 6593 if (optype == OP_NOP) 6594 set_vim_var_string(VV_OP, NULL, 0); 6595 else 6596 { 6597 opchars[0] = get_op_char(optype); 6598 opchars[1] = get_extra_op_char(optype); 6599 opchars[2] = NUL; 6600 set_vim_var_string(VV_OP, opchars, -1); 6601 } 6602 } 6603 #endif 6604 6605 /* 6606 * Handle linewise operator "dd", "yy", etc. 6607 * 6608 * "_" is is a strange motion command that helps make operators more logical. 6609 * It is actually implemented, but not documented in the real Vi. This motion 6610 * command actually refers to "the current line". Commands like "dd" and "yy" 6611 * are really an alternate form of "d_" and "y_". It does accept a count, so 6612 * "d3_" works to delete 3 lines. 6613 */ 6614 static void 6615 nv_lineop(cmdarg_T *cap) 6616 { 6617 cap->oap->motion_type = MLINE; 6618 if (cursor_down(cap->count1 - 1L, cap->oap->op_type == OP_NOP) == FAIL) 6619 clearopbeep(cap->oap); 6620 else if ( (cap->oap->op_type == OP_DELETE // only with linewise motions 6621 && cap->oap->motion_force != 'v' 6622 && cap->oap->motion_force != Ctrl_V) 6623 || cap->oap->op_type == OP_LSHIFT 6624 || cap->oap->op_type == OP_RSHIFT) 6625 beginline(BL_SOL | BL_FIX); 6626 else if (cap->oap->op_type != OP_YANK) // 'Y' does not move cursor 6627 beginline(BL_WHITE | BL_FIX); 6628 } 6629 6630 /* 6631 * <Home> command. 6632 */ 6633 static void 6634 nv_home(cmdarg_T *cap) 6635 { 6636 // CTRL-HOME is like "gg" 6637 if (mod_mask & MOD_MASK_CTRL) 6638 nv_goto(cap); 6639 else 6640 { 6641 cap->count0 = 1; 6642 nv_pipe(cap); 6643 } 6644 ins_at_eol = FALSE; // Don't move cursor past eol (only necessary in a 6645 // one-character line). 6646 } 6647 6648 /* 6649 * "|" command. 6650 */ 6651 static void 6652 nv_pipe(cmdarg_T *cap) 6653 { 6654 cap->oap->motion_type = MCHAR; 6655 cap->oap->inclusive = FALSE; 6656 beginline(0); 6657 if (cap->count0 > 0) 6658 { 6659 coladvance((colnr_T)(cap->count0 - 1)); 6660 curwin->w_curswant = (colnr_T)(cap->count0 - 1); 6661 } 6662 else 6663 curwin->w_curswant = 0; 6664 // keep curswant at the column where we wanted to go, not where 6665 // we ended; differs if line is too short 6666 curwin->w_set_curswant = FALSE; 6667 } 6668 6669 /* 6670 * Handle back-word command "b" and "B". 6671 * cap->arg is 1 for "B" 6672 */ 6673 static void 6674 nv_bck_word(cmdarg_T *cap) 6675 { 6676 cap->oap->motion_type = MCHAR; 6677 cap->oap->inclusive = FALSE; 6678 curwin->w_set_curswant = TRUE; 6679 if (bck_word(cap->count1, cap->arg, FALSE) == FAIL) 6680 clearopbeep(cap->oap); 6681 #ifdef FEAT_FOLDING 6682 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6683 foldOpenCursor(); 6684 #endif 6685 } 6686 6687 /* 6688 * Handle word motion commands "e", "E", "w" and "W". 6689 * cap->arg is TRUE for "E" and "W". 6690 */ 6691 static void 6692 nv_wordcmd(cmdarg_T *cap) 6693 { 6694 int n; 6695 int word_end; 6696 int flag = FALSE; 6697 pos_T startpos = curwin->w_cursor; 6698 6699 /* 6700 * Set inclusive for the "E" and "e" command. 6701 */ 6702 if (cap->cmdchar == 'e' || cap->cmdchar == 'E') 6703 word_end = TRUE; 6704 else 6705 word_end = FALSE; 6706 cap->oap->inclusive = word_end; 6707 6708 /* 6709 * "cw" and "cW" are a special case. 6710 */ 6711 if (!word_end && cap->oap->op_type == OP_CHANGE) 6712 { 6713 n = gchar_cursor(); 6714 if (n != NUL) // not an empty line 6715 { 6716 if (VIM_ISWHITE(n)) 6717 { 6718 /* 6719 * Reproduce a funny Vi behaviour: "cw" on a blank only 6720 * changes one character, not all blanks until the start of 6721 * the next word. Only do this when the 'w' flag is included 6722 * in 'cpoptions'. 6723 */ 6724 if (cap->count1 == 1 && vim_strchr(p_cpo, CPO_CW) != NULL) 6725 { 6726 cap->oap->inclusive = TRUE; 6727 cap->oap->motion_type = MCHAR; 6728 return; 6729 } 6730 } 6731 else 6732 { 6733 /* 6734 * This is a little strange. To match what the real Vi does, 6735 * we effectively map 'cw' to 'ce', and 'cW' to 'cE', provided 6736 * that we are not on a space or a TAB. This seems impolite 6737 * at first, but it's really more what we mean when we say 6738 * 'cw'. 6739 * Another strangeness: When standing on the end of a word 6740 * "ce" will change until the end of the next word, but "cw" 6741 * will change only one character! This is done by setting 6742 * flag. 6743 */ 6744 cap->oap->inclusive = TRUE; 6745 word_end = TRUE; 6746 flag = TRUE; 6747 } 6748 } 6749 } 6750 6751 cap->oap->motion_type = MCHAR; 6752 curwin->w_set_curswant = TRUE; 6753 if (word_end) 6754 n = end_word(cap->count1, cap->arg, flag, FALSE); 6755 else 6756 n = fwd_word(cap->count1, cap->arg, cap->oap->op_type != OP_NOP); 6757 6758 // Don't leave the cursor on the NUL past the end of line. Unless we 6759 // didn't move it forward. 6760 if (LT_POS(startpos, curwin->w_cursor)) 6761 adjust_cursor(cap->oap); 6762 6763 if (n == FAIL && cap->oap->op_type == OP_NOP) 6764 clearopbeep(cap->oap); 6765 else 6766 { 6767 adjust_for_sel(cap); 6768 #ifdef FEAT_FOLDING 6769 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6770 foldOpenCursor(); 6771 #endif 6772 } 6773 } 6774 6775 /* 6776 * Used after a movement command: If the cursor ends up on the NUL after the 6777 * end of the line, may move it back to the last character and make the motion 6778 * inclusive. 6779 */ 6780 static void 6781 adjust_cursor(oparg_T *oap) 6782 { 6783 // The cursor cannot remain on the NUL when: 6784 // - the column is > 0 6785 // - not in Visual mode or 'selection' is "o" 6786 // - 'virtualedit' is not "all" and not "onemore". 6787 if (curwin->w_cursor.col > 0 && gchar_cursor() == NUL 6788 && (!VIsual_active || *p_sel == 'o') 6789 && !virtual_active() && (get_ve_flags() & VE_ONEMORE) == 0) 6790 { 6791 --curwin->w_cursor.col; 6792 // prevent cursor from moving on the trail byte 6793 if (has_mbyte) 6794 mb_adjust_cursor(); 6795 oap->inclusive = TRUE; 6796 } 6797 } 6798 6799 /* 6800 * "0" and "^" commands. 6801 * cap->arg is the argument for beginline(). 6802 */ 6803 static void 6804 nv_beginline(cmdarg_T *cap) 6805 { 6806 cap->oap->motion_type = MCHAR; 6807 cap->oap->inclusive = FALSE; 6808 beginline(cap->arg); 6809 #ifdef FEAT_FOLDING 6810 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6811 foldOpenCursor(); 6812 #endif 6813 ins_at_eol = FALSE; // Don't move cursor past eol (only necessary in a 6814 // one-character line). 6815 } 6816 6817 /* 6818 * In exclusive Visual mode, may include the last character. 6819 */ 6820 static void 6821 adjust_for_sel(cmdarg_T *cap) 6822 { 6823 if (VIsual_active && cap->oap->inclusive && *p_sel == 'e' 6824 && gchar_cursor() != NUL && LT_POS(VIsual, curwin->w_cursor)) 6825 { 6826 if (has_mbyte) 6827 inc_cursor(); 6828 else 6829 ++curwin->w_cursor.col; 6830 cap->oap->inclusive = FALSE; 6831 } 6832 } 6833 6834 /* 6835 * Exclude last character at end of Visual area for 'selection' == "exclusive". 6836 * Should check VIsual_mode before calling this. 6837 * Returns TRUE when backed up to the previous line. 6838 */ 6839 int 6840 unadjust_for_sel(void) 6841 { 6842 pos_T *pp; 6843 6844 if (*p_sel == 'e' && !EQUAL_POS(VIsual, curwin->w_cursor)) 6845 { 6846 if (LT_POS(VIsual, curwin->w_cursor)) 6847 pp = &curwin->w_cursor; 6848 else 6849 pp = &VIsual; 6850 if (pp->coladd > 0) 6851 --pp->coladd; 6852 else 6853 if (pp->col > 0) 6854 { 6855 --pp->col; 6856 mb_adjustpos(curbuf, pp); 6857 } 6858 else if (pp->lnum > 1) 6859 { 6860 --pp->lnum; 6861 pp->col = (colnr_T)STRLEN(ml_get(pp->lnum)); 6862 return TRUE; 6863 } 6864 } 6865 return FALSE; 6866 } 6867 6868 /* 6869 * SELECT key in Normal or Visual mode: end of Select mode mapping. 6870 */ 6871 static void 6872 nv_select(cmdarg_T *cap) 6873 { 6874 if (VIsual_active) 6875 VIsual_select = TRUE; 6876 else if (VIsual_reselect) 6877 { 6878 cap->nchar = 'v'; // fake "gv" command 6879 cap->arg = TRUE; 6880 nv_g_cmd(cap); 6881 } 6882 } 6883 6884 6885 /* 6886 * "G", "gg", CTRL-END, CTRL-HOME. 6887 * cap->arg is TRUE for "G". 6888 */ 6889 static void 6890 nv_goto(cmdarg_T *cap) 6891 { 6892 linenr_T lnum; 6893 6894 if (cap->arg) 6895 lnum = curbuf->b_ml.ml_line_count; 6896 else 6897 lnum = 1L; 6898 cap->oap->motion_type = MLINE; 6899 setpcmark(); 6900 6901 // When a count is given, use it instead of the default lnum 6902 if (cap->count0 != 0) 6903 lnum = cap->count0; 6904 if (lnum < 1L) 6905 lnum = 1L; 6906 else if (lnum > curbuf->b_ml.ml_line_count) 6907 lnum = curbuf->b_ml.ml_line_count; 6908 curwin->w_cursor.lnum = lnum; 6909 beginline(BL_SOL | BL_FIX); 6910 #ifdef FEAT_FOLDING 6911 if ((fdo_flags & FDO_JUMP) && KeyTyped && cap->oap->op_type == OP_NOP) 6912 foldOpenCursor(); 6913 #endif 6914 } 6915 6916 /* 6917 * CTRL-\ in Normal mode. 6918 */ 6919 static void 6920 nv_normal(cmdarg_T *cap) 6921 { 6922 if (cap->nchar == Ctrl_N || cap->nchar == Ctrl_G) 6923 { 6924 clearop(cap->oap); 6925 if (restart_edit != 0 && mode_displayed) 6926 clear_cmdline = TRUE; // unshow mode later 6927 restart_edit = 0; 6928 #ifdef FEAT_CMDWIN 6929 if (cmdwin_type != 0) 6930 cmdwin_result = Ctrl_C; 6931 #endif 6932 if (VIsual_active) 6933 { 6934 end_visual_mode(); // stop Visual 6935 redraw_curbuf_later(INVERTED); 6936 } 6937 // CTRL-\ CTRL-G restarts Insert mode when 'insertmode' is set. 6938 if (cap->nchar == Ctrl_G && p_im) 6939 restart_edit = 'a'; 6940 } 6941 else 6942 clearopbeep(cap->oap); 6943 } 6944 6945 /* 6946 * ESC in Normal mode: beep, but don't flush buffers. 6947 * Don't even beep if we are canceling a command. 6948 */ 6949 static void 6950 nv_esc(cmdarg_T *cap) 6951 { 6952 int no_reason; 6953 6954 no_reason = (cap->oap->op_type == OP_NOP 6955 && cap->opcount == 0 6956 && cap->count0 == 0 6957 && cap->oap->regname == 0 6958 && !p_im); 6959 6960 if (cap->arg) // TRUE for CTRL-C 6961 { 6962 if (restart_edit == 0 6963 #ifdef FEAT_CMDWIN 6964 && cmdwin_type == 0 6965 #endif 6966 && !VIsual_active 6967 && no_reason) 6968 { 6969 if (anyBufIsChanged()) 6970 msg(_("Type :qa! and press <Enter> to abandon all changes and exit Vim")); 6971 else 6972 msg(_("Type :qa and press <Enter> to exit Vim")); 6973 } 6974 6975 // Don't reset "restart_edit" when 'insertmode' is set, it won't be 6976 // set again below when halfway a mapping. 6977 if (!p_im) 6978 restart_edit = 0; 6979 #ifdef FEAT_CMDWIN 6980 if (cmdwin_type != 0) 6981 { 6982 cmdwin_result = K_IGNORE; 6983 got_int = FALSE; // don't stop executing autocommands et al. 6984 return; 6985 } 6986 #endif 6987 } 6988 #ifdef FEAT_CMDWIN 6989 else if (cmdwin_type != 0 && ex_normal_busy) 6990 { 6991 // When :normal runs out of characters while in the command line window 6992 // vgetorpeek() will return ESC. Exit the cmdline window to break the 6993 // loop. 6994 cmdwin_result = K_IGNORE; 6995 return; 6996 } 6997 #endif 6998 6999 if (VIsual_active) 7000 { 7001 end_visual_mode(); // stop Visual 7002 check_cursor_col(); // make sure cursor is not beyond EOL 7003 curwin->w_set_curswant = TRUE; 7004 redraw_curbuf_later(INVERTED); 7005 } 7006 else if (no_reason) 7007 vim_beep(BO_ESC); 7008 clearop(cap->oap); 7009 7010 // A CTRL-C is often used at the start of a menu. When 'insertmode' is 7011 // set return to Insert mode afterwards. 7012 if (restart_edit == 0 && goto_im() && ex_normal_busy == 0) 7013 restart_edit = 'a'; 7014 } 7015 7016 /* 7017 * Move the cursor for the "A" command. 7018 */ 7019 void 7020 set_cursor_for_append_to_line(void) 7021 { 7022 curwin->w_set_curswant = TRUE; 7023 if (get_ve_flags() == VE_ALL) 7024 { 7025 int save_State = State; 7026 7027 // Pretend Insert mode here to allow the cursor on the 7028 // character past the end of the line 7029 State = INSERT; 7030 coladvance((colnr_T)MAXCOL); 7031 State = save_State; 7032 } 7033 else 7034 curwin->w_cursor.col += (colnr_T)STRLEN(ml_get_cursor()); 7035 } 7036 7037 /* 7038 * Handle "A", "a", "I", "i" and <Insert> commands. 7039 * Also handle K_PS, start bracketed paste. 7040 */ 7041 static void 7042 nv_edit(cmdarg_T *cap) 7043 { 7044 // <Insert> is equal to "i" 7045 if (cap->cmdchar == K_INS || cap->cmdchar == K_KINS) 7046 cap->cmdchar = 'i'; 7047 7048 // in Visual mode "A" and "I" are an operator 7049 if (VIsual_active && (cap->cmdchar == 'A' || cap->cmdchar == 'I')) 7050 { 7051 #ifdef FEAT_TERMINAL 7052 if (term_in_normal_mode()) 7053 { 7054 end_visual_mode(); 7055 clearop(cap->oap); 7056 term_enter_job_mode(); 7057 return; 7058 } 7059 #endif 7060 v_visop(cap); 7061 } 7062 7063 // in Visual mode and after an operator "a" and "i" are for text objects 7064 else if ((cap->cmdchar == 'a' || cap->cmdchar == 'i') 7065 && (cap->oap->op_type != OP_NOP || VIsual_active)) 7066 { 7067 #ifdef FEAT_TEXTOBJ 7068 nv_object(cap); 7069 #else 7070 clearopbeep(cap->oap); 7071 #endif 7072 } 7073 #ifdef FEAT_TERMINAL 7074 else if (term_in_normal_mode()) 7075 { 7076 clearop(cap->oap); 7077 term_enter_job_mode(); 7078 return; 7079 } 7080 #endif 7081 else if (!curbuf->b_p_ma && !p_im) 7082 { 7083 // Only give this error when 'insertmode' is off. 7084 emsg(_(e_cannot_make_changes_modifiable_is_off)); 7085 clearop(cap->oap); 7086 if (cap->cmdchar == K_PS) 7087 // drop the pasted text 7088 bracketed_paste(PASTE_INSERT, TRUE, NULL); 7089 } 7090 else if (cap->cmdchar == K_PS && VIsual_active) 7091 { 7092 pos_T old_pos = curwin->w_cursor; 7093 pos_T old_visual = VIsual; 7094 7095 // In Visual mode the selected text is deleted. 7096 if (VIsual_mode == 'V' || curwin->w_cursor.lnum != VIsual.lnum) 7097 { 7098 shift_delete_registers(); 7099 cap->oap->regname = '1'; 7100 } 7101 else 7102 cap->oap->regname = '-'; 7103 cap->cmdchar = 'd'; 7104 cap->nchar = NUL; 7105 nv_operator(cap); 7106 do_pending_operator(cap, 0, FALSE); 7107 cap->cmdchar = K_PS; 7108 7109 // When the last char in the line was deleted then append. Detect this 7110 // by checking if the cursor moved to before the Visual area. 7111 if (*ml_get_cursor() != NUL && LT_POS(curwin->w_cursor, old_pos) 7112 && LT_POS(curwin->w_cursor, old_visual)) 7113 inc_cursor(); 7114 7115 // Insert to replace the deleted text with the pasted text. 7116 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 7117 } 7118 else if (!checkclearopq(cap->oap)) 7119 { 7120 switch (cap->cmdchar) 7121 { 7122 case 'A': // "A"ppend after the line 7123 set_cursor_for_append_to_line(); 7124 break; 7125 7126 case 'I': // "I"nsert before the first non-blank 7127 if (vim_strchr(p_cpo, CPO_INSEND) == NULL) 7128 beginline(BL_WHITE); 7129 else 7130 beginline(BL_WHITE|BL_FIX); 7131 break; 7132 7133 case K_PS: 7134 // Bracketed paste works like "a"ppend, unless the cursor is in 7135 // the first column, then it inserts. 7136 if (curwin->w_cursor.col == 0) 7137 break; 7138 // FALLTHROUGH 7139 7140 case 'a': // "a"ppend is like "i"nsert on the next character. 7141 // increment coladd when in virtual space, increment the 7142 // column otherwise, also to append after an unprintable char 7143 if (virtual_active() 7144 && (curwin->w_cursor.coladd > 0 7145 || *ml_get_cursor() == NUL 7146 || *ml_get_cursor() == TAB)) 7147 curwin->w_cursor.coladd++; 7148 else if (*ml_get_cursor() != NUL) 7149 inc_cursor(); 7150 break; 7151 } 7152 7153 if (curwin->w_cursor.coladd && cap->cmdchar != 'A') 7154 { 7155 int save_State = State; 7156 7157 // Pretend Insert mode here to allow the cursor on the 7158 // character past the end of the line 7159 State = INSERT; 7160 coladvance(getviscol()); 7161 State = save_State; 7162 } 7163 7164 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 7165 } 7166 else if (cap->cmdchar == K_PS) 7167 // drop the pasted text 7168 bracketed_paste(PASTE_INSERT, TRUE, NULL); 7169 } 7170 7171 /* 7172 * Invoke edit() and take care of "restart_edit" and the return value. 7173 */ 7174 static void 7175 invoke_edit( 7176 cmdarg_T *cap, 7177 int repl, // "r" or "gr" command 7178 int cmd, 7179 int startln) 7180 { 7181 int restart_edit_save = 0; 7182 7183 // Complicated: When the user types "a<C-O>a" we don't want to do Insert 7184 // mode recursively. But when doing "a<C-O>." or "a<C-O>rx" we do allow 7185 // it. 7186 if (repl || !stuff_empty()) 7187 restart_edit_save = restart_edit; 7188 else 7189 restart_edit_save = 0; 7190 7191 // Always reset "restart_edit", this is not a restarted edit. 7192 restart_edit = 0; 7193 7194 if (edit(cmd, startln, cap->count1)) 7195 cap->retval |= CA_COMMAND_BUSY; 7196 7197 if (restart_edit == 0) 7198 restart_edit = restart_edit_save; 7199 } 7200 7201 #ifdef FEAT_TEXTOBJ 7202 /* 7203 * "a" or "i" while an operator is pending or in Visual mode: object motion. 7204 */ 7205 static void 7206 nv_object( 7207 cmdarg_T *cap) 7208 { 7209 int flag; 7210 int include; 7211 char_u *mps_save; 7212 7213 if (cap->cmdchar == 'i') 7214 include = FALSE; // "ix" = inner object: exclude white space 7215 else 7216 include = TRUE; // "ax" = an object: include white space 7217 7218 // Make sure (), [], {} and <> are in 'matchpairs' 7219 mps_save = curbuf->b_p_mps; 7220 curbuf->b_p_mps = (char_u *)"(:),{:},[:],<:>"; 7221 7222 switch (cap->nchar) 7223 { 7224 case 'w': // "aw" = a word 7225 flag = current_word(cap->oap, cap->count1, include, FALSE); 7226 break; 7227 case 'W': // "aW" = a WORD 7228 flag = current_word(cap->oap, cap->count1, include, TRUE); 7229 break; 7230 case 'b': // "ab" = a braces block 7231 case '(': 7232 case ')': 7233 flag = current_block(cap->oap, cap->count1, include, '(', ')'); 7234 break; 7235 case 'B': // "aB" = a Brackets block 7236 case '{': 7237 case '}': 7238 flag = current_block(cap->oap, cap->count1, include, '{', '}'); 7239 break; 7240 case '[': // "a[" = a [] block 7241 case ']': 7242 flag = current_block(cap->oap, cap->count1, include, '[', ']'); 7243 break; 7244 case '<': // "a<" = a <> block 7245 case '>': 7246 flag = current_block(cap->oap, cap->count1, include, '<', '>'); 7247 break; 7248 case 't': // "at" = a tag block (xml and html) 7249 // Do not adjust oap->end in do_pending_operator() 7250 // otherwise there are different results for 'dit' 7251 // (note leading whitespace in last line): 7252 // 1) <b> 2) <b> 7253 // foobar foobar 7254 // </b> </b> 7255 cap->retval |= CA_NO_ADJ_OP_END; 7256 flag = current_tagblock(cap->oap, cap->count1, include); 7257 break; 7258 case 'p': // "ap" = a paragraph 7259 flag = current_par(cap->oap, cap->count1, include, 'p'); 7260 break; 7261 case 's': // "as" = a sentence 7262 flag = current_sent(cap->oap, cap->count1, include); 7263 break; 7264 case '"': // "a"" = a double quoted string 7265 case '\'': // "a'" = a single quoted string 7266 case '`': // "a`" = a backtick quoted string 7267 flag = current_quote(cap->oap, cap->count1, include, 7268 cap->nchar); 7269 break; 7270 #if 0 // TODO 7271 case 'S': // "aS" = a section 7272 case 'f': // "af" = a filename 7273 case 'u': // "au" = a URL 7274 #endif 7275 default: 7276 flag = FAIL; 7277 break; 7278 } 7279 7280 curbuf->b_p_mps = mps_save; 7281 if (flag == FAIL) 7282 clearopbeep(cap->oap); 7283 adjust_cursor_col(); 7284 curwin->w_set_curswant = TRUE; 7285 } 7286 #endif 7287 7288 /* 7289 * "q" command: Start/stop recording. 7290 * "q:", "q/", "q?": edit command-line in command-line window. 7291 */ 7292 static void 7293 nv_record(cmdarg_T *cap) 7294 { 7295 if (cap->oap->op_type == OP_FORMAT) 7296 { 7297 // "gqq" is the same as "gqgq": format line 7298 cap->cmdchar = 'g'; 7299 cap->nchar = 'q'; 7300 nv_operator(cap); 7301 } 7302 else if (!checkclearop(cap->oap)) 7303 { 7304 #ifdef FEAT_CMDWIN 7305 if (cap->nchar == ':' || cap->nchar == '/' || cap->nchar == '?') 7306 { 7307 stuffcharReadbuff(cap->nchar); 7308 stuffcharReadbuff(K_CMDWIN); 7309 } 7310 else 7311 #endif 7312 // (stop) recording into a named register, unless executing a 7313 // register 7314 if (reg_executing == 0 && do_record(cap->nchar) == FAIL) 7315 clearopbeep(cap->oap); 7316 } 7317 } 7318 7319 /* 7320 * Handle the "@r" command. 7321 */ 7322 static void 7323 nv_at(cmdarg_T *cap) 7324 { 7325 if (checkclearop(cap->oap)) 7326 return; 7327 #ifdef FEAT_EVAL 7328 if (cap->nchar == '=') 7329 { 7330 if (get_expr_register() == NUL) 7331 return; 7332 } 7333 #endif 7334 while (cap->count1-- && !got_int) 7335 { 7336 if (do_execreg(cap->nchar, FALSE, FALSE, FALSE) == FAIL) 7337 { 7338 clearopbeep(cap->oap); 7339 break; 7340 } 7341 line_breakcheck(); 7342 } 7343 } 7344 7345 /* 7346 * Handle the CTRL-U and CTRL-D commands. 7347 */ 7348 static void 7349 nv_halfpage(cmdarg_T *cap) 7350 { 7351 if ((cap->cmdchar == Ctrl_U && curwin->w_cursor.lnum == 1) 7352 || (cap->cmdchar == Ctrl_D 7353 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count)) 7354 clearopbeep(cap->oap); 7355 else if (!checkclearop(cap->oap)) 7356 halfpage(cap->cmdchar == Ctrl_D, cap->count0); 7357 } 7358 7359 /* 7360 * Handle "J" or "gJ" command. 7361 */ 7362 static void 7363 nv_join(cmdarg_T *cap) 7364 { 7365 if (VIsual_active) // join the visual lines 7366 nv_operator(cap); 7367 else if (!checkclearop(cap->oap)) 7368 { 7369 if (cap->count0 <= 1) 7370 cap->count0 = 2; // default for join is two lines! 7371 if (curwin->w_cursor.lnum + cap->count0 - 1 > 7372 curbuf->b_ml.ml_line_count) 7373 { 7374 // can't join when on the last line 7375 if (cap->count0 <= 2) 7376 { 7377 clearopbeep(cap->oap); 7378 return; 7379 } 7380 cap->count0 = curbuf->b_ml.ml_line_count 7381 - curwin->w_cursor.lnum + 1; 7382 } 7383 7384 prep_redo(cap->oap->regname, cap->count0, 7385 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 7386 (void)do_join(cap->count0, cap->nchar == NUL, TRUE, TRUE, TRUE); 7387 } 7388 } 7389 7390 /* 7391 * "P", "gP", "p" and "gp" commands. 7392 */ 7393 static void 7394 nv_put(cmdarg_T *cap) 7395 { 7396 nv_put_opt(cap, FALSE); 7397 } 7398 7399 /* 7400 * "P", "gP", "p" and "gp" commands. 7401 * "fix_indent" is TRUE for "[p", "[P", "]p" and "]P". 7402 */ 7403 static void 7404 nv_put_opt(cmdarg_T *cap, int fix_indent) 7405 { 7406 int regname = 0; 7407 void *reg1 = NULL, *reg2 = NULL; 7408 int empty = FALSE; 7409 int was_visual = FALSE; 7410 int dir; 7411 int flags = 0; 7412 7413 if (cap->oap->op_type != OP_NOP) 7414 { 7415 #ifdef FEAT_DIFF 7416 // "dp" is ":diffput" 7417 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'p') 7418 { 7419 clearop(cap->oap); 7420 nv_diffgetput(TRUE, cap->opcount); 7421 } 7422 else 7423 #endif 7424 clearopbeep(cap->oap); 7425 } 7426 #ifdef FEAT_JOB_CHANNEL 7427 else if (bt_prompt(curbuf) && !prompt_curpos_editable()) 7428 { 7429 clearopbeep(cap->oap); 7430 } 7431 #endif 7432 else 7433 { 7434 if (fix_indent) 7435 { 7436 dir = (cap->cmdchar == ']' && cap->nchar == 'p') 7437 ? FORWARD : BACKWARD; 7438 flags |= PUT_FIXINDENT; 7439 } 7440 else 7441 dir = (cap->cmdchar == 'P' 7442 || ((cap->cmdchar == 'g' || cap->cmdchar == 'z') 7443 && cap->nchar == 'P')) ? BACKWARD : FORWARD; 7444 prep_redo_cmd(cap); 7445 if (cap->cmdchar == 'g') 7446 flags |= PUT_CURSEND; 7447 else if (cap->cmdchar == 'z') 7448 flags |= PUT_BLOCK_INNER; 7449 7450 if (VIsual_active) 7451 { 7452 // Putting in Visual mode: The put text replaces the selected 7453 // text. First delete the selected text, then put the new text. 7454 // Need to save and restore the registers that the delete 7455 // overwrites if the old contents is being put. 7456 was_visual = TRUE; 7457 regname = cap->oap->regname; 7458 #ifdef FEAT_CLIPBOARD 7459 adjust_clip_reg(®name); 7460 #endif 7461 if (regname == 0 || regname == '"' 7462 || VIM_ISDIGIT(regname) || regname == '-' 7463 #ifdef FEAT_CLIPBOARD 7464 || (clip_unnamed && (regname == '*' || regname == '+')) 7465 #endif 7466 7467 ) 7468 { 7469 // The delete is going to overwrite the register we want to 7470 // put, save it first. 7471 reg1 = get_register(regname, TRUE); 7472 } 7473 7474 // Now delete the selected text. Avoid messages here. 7475 cap->cmdchar = 'd'; 7476 cap->nchar = NUL; 7477 cap->oap->regname = NUL; 7478 ++msg_silent; 7479 nv_operator(cap); 7480 do_pending_operator(cap, 0, FALSE); 7481 empty = (curbuf->b_ml.ml_flags & ML_EMPTY); 7482 --msg_silent; 7483 7484 // delete PUT_LINE_BACKWARD; 7485 cap->oap->regname = regname; 7486 7487 if (reg1 != NULL) 7488 { 7489 // Delete probably changed the register we want to put, save 7490 // it first. Then put back what was there before the delete. 7491 reg2 = get_register(regname, FALSE); 7492 put_register(regname, reg1); 7493 } 7494 7495 // When deleted a linewise Visual area, put the register as 7496 // lines to avoid it joined with the next line. When deletion was 7497 // characterwise, split a line when putting lines. 7498 if (VIsual_mode == 'V') 7499 flags |= PUT_LINE; 7500 else if (VIsual_mode == 'v') 7501 flags |= PUT_LINE_SPLIT; 7502 if (VIsual_mode == Ctrl_V && dir == FORWARD) 7503 flags |= PUT_LINE_FORWARD; 7504 dir = BACKWARD; 7505 if ((VIsual_mode != 'V' 7506 && curwin->w_cursor.col < curbuf->b_op_start.col) 7507 || (VIsual_mode == 'V' 7508 && curwin->w_cursor.lnum < curbuf->b_op_start.lnum)) 7509 // cursor is at the end of the line or end of file, put 7510 // forward. 7511 dir = FORWARD; 7512 // May have been reset in do_put(). 7513 VIsual_active = TRUE; 7514 } 7515 do_put(cap->oap->regname, NULL, dir, cap->count1, flags); 7516 7517 // If a register was saved, put it back now. 7518 if (reg2 != NULL) 7519 put_register(regname, reg2); 7520 7521 // What to reselect with "gv"? Selecting the just put text seems to 7522 // be the most useful, since the original text was removed. 7523 if (was_visual) 7524 { 7525 curbuf->b_visual.vi_start = curbuf->b_op_start; 7526 curbuf->b_visual.vi_end = curbuf->b_op_end; 7527 // need to adjust cursor position 7528 if (*p_sel == 'e') 7529 inc(&curbuf->b_visual.vi_end); 7530 } 7531 7532 // When all lines were selected and deleted do_put() leaves an empty 7533 // line that needs to be deleted now. 7534 if (empty && *ml_get(curbuf->b_ml.ml_line_count) == NUL) 7535 { 7536 ml_delete_flags(curbuf->b_ml.ml_line_count, ML_DEL_MESSAGE); 7537 deleted_lines(curbuf->b_ml.ml_line_count + 1, 1); 7538 7539 // If the cursor was in that line, move it to the end of the last 7540 // line. 7541 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 7542 { 7543 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 7544 coladvance((colnr_T)MAXCOL); 7545 } 7546 } 7547 auto_format(FALSE, TRUE); 7548 } 7549 } 7550 7551 /* 7552 * "o" and "O" commands. 7553 */ 7554 static void 7555 nv_open(cmdarg_T *cap) 7556 { 7557 #ifdef FEAT_DIFF 7558 // "do" is ":diffget" 7559 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'o') 7560 { 7561 clearop(cap->oap); 7562 nv_diffgetput(FALSE, cap->opcount); 7563 } 7564 else 7565 #endif 7566 if (VIsual_active) // switch start and end of visual 7567 v_swap_corners(cap->cmdchar); 7568 #ifdef FEAT_JOB_CHANNEL 7569 else if (bt_prompt(curbuf)) 7570 clearopbeep(cap->oap); 7571 #endif 7572 else 7573 n_opencmd(cap); 7574 } 7575 7576 #ifdef FEAT_NETBEANS_INTG 7577 static void 7578 nv_nbcmd(cmdarg_T *cap) 7579 { 7580 netbeans_keycommand(cap->nchar); 7581 } 7582 #endif 7583 7584 #ifdef FEAT_DND 7585 static void 7586 nv_drop(cmdarg_T *cap UNUSED) 7587 { 7588 do_put('~', NULL, BACKWARD, 1L, PUT_CURSEND); 7589 } 7590 #endif 7591 7592 /* 7593 * Trigger CursorHold event. 7594 * When waiting for a character for 'updatetime' K_CURSORHOLD is put in the 7595 * input buffer. "did_cursorhold" is set to avoid retriggering. 7596 */ 7597 static void 7598 nv_cursorhold(cmdarg_T *cap) 7599 { 7600 apply_autocmds(EVENT_CURSORHOLD, NULL, NULL, FALSE, curbuf); 7601 did_cursorhold = TRUE; 7602 cap->retval |= CA_COMMAND_BUSY; // don't call edit() now 7603 } 7604