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