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