Mercurial > vim
annotate src/if_tcl.c @ 6999:dc1b678f0e4e v7.4.817
patch 7.4.817
Problem: Invalid memory access in file_pat_to_reg_pat().
Solution: Use vim_isspace() instead of checking for a space only. (Dominique
Pelle)
| author | Bram Moolenaar <bram@vim.org> |
|---|---|
| date | Tue, 11 Aug 2015 16:20:05 +0200 |
| parents | 1e621b31948b |
| children | c9fc24b76293 |
| rev | line source |
|---|---|
| 7 | 1 /* vi:set ts=8 sw=4: |
| 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 /* | |
| 11 * Tcl extensions by Ingo Wilken <Ingo.Wilken@informatik.uni-oldenburg.de> | |
| 12 * Last modification: Wed May 10 21:28:44 CEST 2000 | |
| 13 * Requires Tcl 8.0 or higher. | |
| 14 * | |
| 15 * Variables: | |
| 16 * ::vim::current(buffer) # Name of buffer command for current buffer. | |
| 17 * ::vim::current(window) # Name of window command for current window. | |
| 18 * ::vim::range(start) # Start of current range (line number). | |
| 19 * ::vim::range(end) # End of current range (line number). | |
| 20 * ::vim::lbase # Start of line/column numbers (1 or 0). | |
| 21 * | |
| 22 * Commands: | |
| 23 * ::vim::command {cmd} # Execute ex command {cmd}. | |
| 24 * ::vim::option {opt} [val] # Get/Set option {opt}. | |
| 25 * ::vim::expr {expr} # Evaluate {expr} using vim's evaluator. | |
| 26 * ::vim::beep # Guess. | |
| 27 * | |
| 28 * set buf [::vim::buffer {n}] # Create Tcl command for buffer N. | |
| 29 * set bl [::vim::buffer list] # Get list of Tcl commands of all buffers. | |
| 30 * ::vim::buffer exists {n} # True if buffer {n} exists. | |
| 31 * | |
| 32 * set wl [::vim::window list] # Get list of Tcl commands of all windows. | |
| 33 * | |
| 34 * set n [$win height] # Report window height. | |
| 35 * $win height {n} # Set window height to {n}. | |
| 36 * array set pos [$win cursor] # Get cursor position. | |
| 37 * $win cursor {row} {col} # Set cursor position. | |
| 38 * $win cursor pos # Set cursor position from array var "pos" | |
| 39 * $win delcmd {cmd} # Register callback command for closed window. | |
| 40 * $win option {opt} [val] # Get/Set vim option in context of $win. | |
| 41 * $win command {cmd} # Execute ex command in context of $win. | |
| 42 * $win expr {expr} # Evaluate vim expression in context of $win. | |
| 43 * set buf [$win buffer] # Create Tcl command for window's buffer. | |
| 44 * | |
| 45 * $buf name # Reports file name in buffer. | |
| 46 * $buf number # Reports buffer number. | |
| 47 * set l [$buf get {n}] # Get buffer line {n} as a string. | |
| 48 * set L [$buf get {n} {m}] # Get lines {n} through {m} as a list. | |
| 49 * $buf count # Reports number of lines in buffer. | |
| 50 * $buf last # Reports number of last line in buffer. | |
| 51 * $buf delete {n} # Delete line {n}. | |
| 52 * $buf delete {n} {m} # Delete lines {n} through {m}. | |
| 53 * $buf set {n} {l} # Set line {n} to string {l}. | |
| 54 * $buf set {n} {m} {L} # Set lines {n} through {m} from list {L}. | |
| 55 * # Delete/inserts lines as appropriate. | |
| 56 * $buf option {opt} [val] # Get/Set vim option in context of $buf. | |
| 57 * $buf command {cmd} # Execute ex command in context of $buf | |
| 58 * $buf expr {cmd} # Evaluate vim expression in context of $buf. | |
| 59 * array set pos [$buf mark {m}] # Get position of mark. | |
| 60 * $buf append {n} {str} # Append string {str} to buffer,after line {n}. | |
| 61 * $buf insert {n} {str} # Insert string {str} in buffer as line {n}. | |
| 62 * $buf delcmd {cmd} # Register callback command for deleted buffer. | |
| 63 * set wl [$buf windows] # Get list of Tcl commands for all windows of | |
| 64 * # this buffer. | |
| 65 TODO: | |
| 66 * ::vim::buffer new # create new buffer + Tcl command | |
| 67 */ | |
| 68 | |
| 69 #include "vim.h" | |
| 70 #undef EXTERN /* tcl.h defines it too */ | |
| 71 | |
| 72 #ifdef DYNAMIC_TCL | |
| 73 # define USE_TCL_STUBS /* use tcl's stubs mechanism */ | |
| 74 #endif | |
| 75 | |
| 76 #include <tcl.h> | |
| 77 #include <string.h> | |
| 78 | |
| 79 typedef struct | |
| 80 { | |
| 81 Tcl_Interp *interp; | |
| 3369 | 82 int exitvalue; |
| 7 | 83 int range_start, range_end; |
| 84 int lbase; | |
| 85 char *curbuf, *curwin; | |
| 86 } tcl_info; | |
| 87 | |
| 3369 | 88 static tcl_info tclinfo = { NULL, 0, 0, 0, 0, NULL, NULL }; |
| 7 | 89 |
| 90 #define VAR_RANGE1 "::vim::range(start)" | |
| 91 #define VAR_RANGE2 "::vim::range(begin)" | |
| 92 #define VAR_RANGE3 "::vim::range(end)" | |
| 93 #define VAR_CURBUF "::vim::current(buffer)" | |
| 94 #define VAR_CURWIN "::vim::current(window)" | |
| 95 #define VAR_LBASE "::vim::lbase" | |
| 96 #define VAR_CURLINE "line" | |
| 97 #define VAR_CURLNUM "lnum" | |
| 98 #define VARNAME_SIZE 64 | |
| 99 | |
| 100 #define row2tcl(x) ((x) - (tclinfo.lbase==0)) | |
| 101 #define row2vim(x) ((x) + (tclinfo.lbase==0)) | |
| 102 #define col2tcl(x) ((x) + (tclinfo.lbase!=0)) | |
| 103 #define col2vim(x) ((x) - (tclinfo.lbase!=0)) | |
| 104 | |
| 105 | |
| 106 #define VIMOUT ((ClientData)1) | |
| 107 #define VIMERR ((ClientData)2) | |
| 108 | |
| 135 | 109 /* This appears to be new in Tcl 8.4. */ |
| 110 #ifndef CONST84 | |
| 111 # define CONST84 | |
| 112 #endif | |
| 113 | |
| 7 | 114 /* |
| 115 * List of Tcl interpreters who reference a vim window or buffer. | |
| 502 | 116 * Each buffer and window has it's own list in the w_tcl_ref or b_tcl_ref |
| 117 * struct member. We need this because Tcl can create sub-interpreters with | |
| 118 * the "interp" command, and each interpreter can reference all windows and | |
| 119 * buffers. | |
| 7 | 120 */ |
| 121 struct ref | |
| 122 { | |
| 123 struct ref *next; | |
| 124 | |
| 125 Tcl_Interp *interp; | |
| 126 Tcl_Command cmd; /* Tcl command that represents this object */ | |
| 127 Tcl_Obj *delcmd; /* Tcl command to call when object is being del. */ | |
| 128 void *vimobj; /* Vim window or buffer (win_T* or buf_T*) */ | |
| 129 }; | |
| 130 static char * tclgetbuffer _ANSI_ARGS_((Tcl_Interp *interp, buf_T *buf)); | |
| 131 static char * tclgetwindow _ANSI_ARGS_((Tcl_Interp *interp, win_T *win)); | |
| 132 static int tclsetdelcmd _ANSI_ARGS_((Tcl_Interp *interp, struct ref *reflist, void *vimobj, Tcl_Obj *delcmd)); | |
| 133 static int tclgetlinenum _ANSI_ARGS_ ((Tcl_Interp *interp, Tcl_Obj *obj, int *valueP, buf_T *buf)); | |
| 134 static win_T *tclfindwin _ANSI_ARGS_ ((buf_T *buf)); | |
| 135 static int tcldoexcommand _ANSI_ARGS_ ((Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[], int objn)); | |
| 136 static int tclsetoption _ANSI_ARGS_ ((Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[], int objn)); | |
| 137 static int tclvimexpr _ANSI_ARGS_ ((Tcl_Interp *interp, int objc, Tcl_Obj *CONST objv[], int objn)); | |
| 138 static void tcldelthisinterp _ANSI_ARGS_ ((void)); | |
| 139 | |
| 140 static int vimerror _ANSI_ARGS_((Tcl_Interp *interp)); | |
| 141 static void tclmsg _ANSI_ARGS_((char *text)); | |
| 142 static void tclerrmsg _ANSI_ARGS_((char *text)); | |
| 143 static void tclupdatevars _ANSI_ARGS_((void)); | |
| 144 | |
| 145 static struct ref refsdeleted; /* dummy object for deleted ref list */ | |
| 146 | |
| 147 /***************************************************************************** | |
| 148 * TCL interface manager | |
| 149 ****************************************************************************/ | |
| 150 | |
| 151 #if defined(DYNAMIC_TCL) || defined(PROTO) | |
| 152 # ifndef DYNAMIC_TCL_DLL | |
| 153 # define DYNAMIC_TCL_DLL "tcl83.dll" | |
| 154 # endif | |
| 155 # ifndef DYNAMIC_TCL_VER | |
| 156 # define DYNAMIC_TCL_VER "8.3" | |
| 157 # endif | |
| 158 | |
| 159 # ifndef DYNAMIC_TCL /* Just generating prototypes */ | |
| 160 typedef int HANDLE; | |
| 161 # endif | |
| 162 | |
| 163 /* | |
| 1890 | 164 * Declare HANDLE for tcl.dll and function pointers. |
| 7 | 165 */ |
| 166 static HANDLE hTclLib = NULL; | |
| 167 Tcl_Interp* (*dll_Tcl_CreateInterp)(); | |
| 5390 | 168 void (*dll_Tcl_FindExecutable)(const void *); |
| 7 | 169 |
| 170 /* | |
| 171 * Table of name to function pointer of tcl. | |
| 172 */ | |
| 173 #define TCL_PROC FARPROC | |
| 174 static struct { | |
| 175 char* name; | |
| 176 TCL_PROC* ptr; | |
| 177 } tcl_funcname_table[] = { | |
| 178 {"Tcl_CreateInterp", (TCL_PROC*)&dll_Tcl_CreateInterp}, | |
| 5390 | 179 {"Tcl_FindExecutable", (TCL_PROC*)&dll_Tcl_FindExecutable}, |
| 7 | 180 {NULL, NULL}, |
| 181 }; | |
| 182 | |
| 183 /* | |
| 184 * Make all runtime-links of tcl. | |
| 185 * | |
| 186 * 1. Get module handle using LoadLibraryEx. | |
| 1890 | 187 * 2. Get pointer to tcl function by GetProcAddress. |
| 7 | 188 * 3. Repeat 2, until get all functions will be used. |
| 189 * | |
| 190 * Parameter 'libname' provides name of DLL. | |
| 191 * Return OK or FAIL. | |
| 192 */ | |
| 193 static int | |
| 194 tcl_runtime_link_init(char *libname, int verbose) | |
| 195 { | |
| 196 int i; | |
| 197 | |
| 198 if (hTclLib) | |
| 199 return OK; | |
|
5267
585b623a1aa3
updated for version 7.4b.010
Bram Moolenaar <bram@vim.org>
parents:
3369
diff
changeset
|
200 if (!(hTclLib = vimLoadLib(libname))) |
| 7 | 201 { |
| 202 if (verbose) | |
| 203 EMSG2(_(e_loadlib), libname); | |
| 204 return FAIL; | |
| 205 } | |
| 206 for (i = 0; tcl_funcname_table[i].ptr; ++i) | |
| 207 { | |
| 208 if (!(*tcl_funcname_table[i].ptr = GetProcAddress(hTclLib, | |
| 209 tcl_funcname_table[i].name))) | |
| 210 { | |
| 211 FreeLibrary(hTclLib); | |
| 212 hTclLib = NULL; | |
| 213 if (verbose) | |
| 214 EMSG2(_(e_loadfunc), tcl_funcname_table[i].name); | |
| 215 return FAIL; | |
| 216 } | |
| 217 } | |
| 218 return OK; | |
| 219 } | |
| 220 #endif /* defined(DYNAMIC_TCL) || defined(PROTO) */ | |
| 221 | |
| 222 #ifdef DYNAMIC_TCL | |
| 223 static char *find_executable_arg = NULL; | |
| 224 #endif | |
| 225 | |
| 226 void | |
| 227 vim_tcl_init(arg) | |
| 228 char *arg; | |
| 229 { | |
| 230 #ifndef DYNAMIC_TCL | |
| 231 Tcl_FindExecutable(arg); | |
| 232 #else | |
| 233 find_executable_arg = arg; | |
| 234 #endif | |
| 235 } | |
| 236 | |
| 237 #if defined(DYNAMIC_TCL) || defined(PROTO) | |
| 238 | |
| 239 static int stubs_initialized = FALSE; | |
| 240 | |
| 241 /* | |
| 242 * Return TRUE if the TCL interface can be used. | |
| 243 */ | |
| 244 int | |
| 245 tcl_enabled(verbose) | |
| 246 int verbose; | |
| 247 { | |
| 248 if (!stubs_initialized && find_executable_arg != NULL | |
| 249 && tcl_runtime_link_init(DYNAMIC_TCL_DLL, verbose) == OK) | |
| 250 { | |
| 251 Tcl_Interp *interp; | |
| 252 | |
| 5390 | 253 dll_Tcl_FindExecutable(find_executable_arg); |
| 254 | |
| 7 | 255 if (interp = dll_Tcl_CreateInterp()) |
| 256 { | |
| 257 if (Tcl_InitStubs(interp, DYNAMIC_TCL_VER, 0)) | |
| 258 { | |
| 259 Tcl_DeleteInterp(interp); | |
| 260 stubs_initialized = TRUE; | |
| 261 } | |
| 262 /* FIXME: When Tcl_InitStubs() was failed, how delete interp? */ | |
| 263 } | |
| 264 } | |
| 265 return stubs_initialized; | |
| 266 } | |
| 267 #endif | |
| 268 | |
| 269 void | |
| 270 tcl_end() | |
| 271 { | |
| 272 #ifdef DYNAMIC_TCL | |
| 273 if (hTclLib) | |
| 274 { | |
| 275 FreeLibrary(hTclLib); | |
| 276 hTclLib = NULL; | |
| 277 } | |
| 278 #endif | |
| 279 } | |
| 280 | |
| 281 /**************************************************************************** | |
| 282 Tcl commands | |
| 283 ****************************************************************************/ | |
| 284 | |
| 285 /* | |
| 3369 | 286 * Replace standard "exit" command. |
| 7 | 287 * |
| 3369 | 288 * Delete the Tcl interpreter; a new one will be created with the next |
| 289 * :tcl command). The exit code is saved (and retrieved in tclexit()). | |
| 290 * Since Tcl's exit is never expected to return and this replacement | |
| 291 * does, then (except for a trivial case) additional Tcl commands will | |
| 292 * be run. Since the interpreter is now marked as deleted, an error | |
| 293 * will be returned -- typically "attempt to call eval in deleted | |
| 294 * interpreter". Hopefully, at this point, checks for TCL_ERROR take | |
| 295 * place and control percolates back up to Vim -- but with this new error | |
| 296 * string in the interpreter's result value. Therefore it would be | |
| 297 * useless for this routine to return the exit code via Tcl_SetResult(). | |
| 7 | 298 */ |
| 299 static int | |
| 300 exitcmd(dummy, interp, objc, objv) | |
| 1889 | 301 ClientData dummy UNUSED; |
| 7 | 302 Tcl_Interp *interp; |
| 303 int objc; | |
| 304 Tcl_Obj *CONST objv[]; | |
| 305 { | |
| 306 int value = 0; | |
| 307 | |
| 308 switch (objc) | |
| 309 { | |
| 310 case 2: | |
| 311 if (Tcl_GetIntFromObj(interp, objv[1], &value) != TCL_OK) | |
| 312 break; | |
| 313 /* FALLTHROUGH */ | |
| 314 case 1: | |
| 3369 | 315 tclinfo.exitvalue = value; |
| 316 | |
| 317 Tcl_DeleteInterp(interp); | |
| 318 break; | |
| 7 | 319 default: |
| 320 Tcl_WrongNumArgs(interp, 1, objv, "?returnCode?"); | |
| 321 } | |
| 322 return TCL_ERROR; | |
| 323 } | |
| 324 | |
| 325 /* | |
| 326 * "::vim::beep" - what Vi[m] does best :-) | |
| 327 */ | |
| 328 static int | |
| 329 beepcmd(dummy, interp, objc, objv) | |
| 1889 | 330 ClientData dummy UNUSED; |
| 7 | 331 Tcl_Interp *interp; |
| 332 int objc; | |
| 333 Tcl_Obj *CONST objv[]; | |
| 334 { | |
| 335 if (objc != 1) | |
| 336 { | |
| 337 Tcl_WrongNumArgs(interp, 1, objv, NULL); | |
| 338 return TCL_ERROR; | |
| 339 } | |
| 6949 | 340 vim_beep(BO_LANG); |
| 7 | 341 return TCL_OK; |
| 342 } | |
| 343 | |
| 344 /* | |
| 345 * "::vim::buffer list" - create a list of buffer commands. | |
| 1222 | 346 * "::vim::buffer {N}" - create buffer command for buffer N. |
| 3369 | 347 * "::vim::buffer exists {N}" - test if buffer N exists. |
| 7 | 348 * "::vim::buffer new" - create a new buffer (not implemented) |
| 349 */ | |
| 350 static int | |
| 351 buffercmd(dummy, interp, objc, objv) | |
| 1889 | 352 ClientData dummy UNUSED; |
| 7 | 353 Tcl_Interp *interp; |
| 354 int objc; | |
| 355 Tcl_Obj *CONST objv[]; | |
| 356 { | |
| 357 char *name; | |
| 358 buf_T *buf; | |
| 359 Tcl_Obj *resobj; | |
| 360 int err, n, idx; | |
| 361 enum {BCMD_EXISTS, BCMD_LIST}; | |
| 135 | 362 static CONST84 char *bcmdoptions[] = |
| 7 | 363 { |
| 364 "exists", "list", (char *)0 | |
| 365 }; | |
| 366 | |
| 367 if (objc < 2) | |
| 368 { | |
| 369 Tcl_WrongNumArgs(interp, 1, objv, "option"); | |
| 370 return TCL_ERROR; | |
| 371 } | |
| 372 err = Tcl_GetIntFromObj(interp, objv[1], &n); | |
| 373 if (err == TCL_OK) | |
| 374 { | |
| 375 if (objc != 2) | |
| 376 { | |
| 377 Tcl_WrongNumArgs(interp, 1, objv, "bufNumber"); | |
| 378 return TCL_ERROR; | |
| 379 } | |
| 380 for (buf = firstbuf; buf != NULL; buf = buf->b_next) | |
| 381 { | |
| 382 if (buf->b_fnum == n) | |
| 383 { | |
| 384 name = tclgetbuffer(interp, buf); | |
| 385 if (name == NULL) | |
| 386 return TCL_ERROR; | |
| 387 Tcl_SetResult(interp, name, TCL_VOLATILE); | |
| 388 return TCL_OK; | |
| 389 } | |
| 390 } | |
| 391 Tcl_SetResult(interp, _("invalid buffer number"), TCL_STATIC); | |
| 392 return TCL_ERROR; | |
| 393 } | |
| 394 Tcl_ResetResult(interp); /* clear error from Tcl_GetIntFromObj */ | |
| 395 | |
| 396 err = Tcl_GetIndexFromObj(interp, objv[1], bcmdoptions, "option", 0, &idx); | |
| 397 if (err != TCL_OK) | |
| 398 return err; | |
| 399 switch (idx) | |
| 400 { | |
| 401 case BCMD_LIST: | |
| 402 if (objc != 2) | |
| 403 { | |
| 404 Tcl_WrongNumArgs(interp, 2, objv, ""); | |
| 405 err = TCL_ERROR; | |
| 406 break; | |
| 407 } | |
| 408 for (buf = firstbuf; buf != NULL; buf = buf->b_next) | |
| 409 { | |
| 410 name = tclgetbuffer(interp, buf); | |
| 411 if (name == NULL) | |
| 412 { | |
| 413 err = TCL_ERROR; | |
| 414 break; | |
| 415 } | |
| 416 Tcl_AppendElement(interp, name); | |
| 417 } | |
| 418 break; | |
| 419 | |
| 420 case BCMD_EXISTS: | |
| 421 if (objc != 3) | |
| 422 { | |
| 423 Tcl_WrongNumArgs(interp, 2, objv, "bufNumber"); | |
| 424 err = TCL_ERROR; | |
| 425 break; | |
| 426 } | |
| 427 err = Tcl_GetIntFromObj(interp, objv[2], &n); | |
| 428 if (err == TCL_OK) | |
| 429 { | |
| 430 buf = buflist_findnr(n); | |
| 431 resobj = Tcl_NewIntObj(buf != NULL); | |
| 432 Tcl_SetObjResult(interp, resobj); | |
| 433 } | |
| 434 break; | |
| 435 | |
| 436 default: | |
| 437 Tcl_SetResult(interp, _("not implemented yet"), TCL_STATIC); | |
| 438 err = TCL_ERROR; | |
| 439 } | |
| 440 return err; | |
| 441 } | |
| 442 | |
| 443 /* | |
| 444 * "::vim::window list" - create list of window commands. | |
| 445 */ | |
| 446 static int | |
| 447 windowcmd(dummy, interp, objc, objv) | |
| 1889 | 448 ClientData dummy UNUSED; |
| 7 | 449 Tcl_Interp *interp; |
| 450 int objc; | |
| 451 Tcl_Obj *CONST objv[]; | |
| 452 { | |
| 453 char *what, *string; | |
| 454 win_T *win; | |
| 455 | |
| 456 if (objc != 2) | |
| 457 { | |
| 458 Tcl_WrongNumArgs(interp, 1, objv, "option"); | |
| 459 return TCL_ERROR; | |
| 460 } | |
| 461 what = Tcl_GetStringFromObj(objv[1], NULL); | |
| 462 if (strcmp(what, "list") == 0) | |
| 463 { | |
| 464 FOR_ALL_WINDOWS(win) | |
| 465 { | |
| 466 string = tclgetwindow(interp, win); | |
| 467 if (string == NULL) | |
| 468 return TCL_ERROR; | |
| 469 Tcl_AppendElement(interp, string); | |
| 470 } | |
| 471 return TCL_OK; | |
| 472 } | |
| 473 Tcl_SetResult(interp, _("unknown option"), TCL_STATIC); | |
| 474 return TCL_ERROR; | |
| 475 } | |
| 476 | |
| 477 /* | |
| 478 * flags for bufselfcmd and winselfcmd to indicate outstanding actions. | |
| 479 */ | |
| 480 #define FL_UPDATE_SCREEN (1<<0) | |
| 481 #define FL_UPDATE_CURBUF (1<<1) | |
| 482 #define FL_ADJUST_CURSOR (1<<2) | |
| 483 | |
| 484 /* | |
| 485 * This function implements the buffer commands. | |
| 486 */ | |
| 487 static int | |
| 488 bufselfcmd(ref, interp, objc, objv) | |
| 489 ClientData ref; | |
| 490 Tcl_Interp *interp; | |
| 491 int objc; | |
| 492 Tcl_Obj *CONST objv[]; | |
| 493 { | |
| 494 int opt, err, idx, flags; | |
| 495 int val1, val2, n, i; | |
| 496 buf_T *buf, *savebuf; | |
| 497 win_T *win, *savewin; | |
| 498 Tcl_Obj *resobj; | |
| 499 pos_T *pos; | |
| 500 char *line; | |
| 501 | |
| 502 enum | |
| 503 { | |
| 504 BUF_APPEND, BUF_COMMAND, BUF_COUNT, BUF_DELCMD, BUF_DELETE, BUF_EXPR, | |
| 505 BUF_GET, BUF_INSERT, BUF_LAST, BUF_MARK, BUF_NAME, BUF_NUMBER, | |
| 506 BUF_OPTION, BUF_SET, BUF_WINDOWS | |
| 507 }; | |
| 135 | 508 static CONST84 char *bufoptions[] = |
| 7 | 509 { |
| 510 "append", "command", "count", "delcmd", "delete", "expr", | |
| 511 "get", "insert", "last", "mark", "name", "number", | |
| 512 "option", "set", "windows", (char *)0 | |
| 513 }; | |
| 514 | |
| 515 if (objc < 2) | |
| 516 { | |
| 517 Tcl_WrongNumArgs(interp, 1, objv, "option ?arg ...?"); | |
| 518 return TCL_ERROR; | |
| 519 } | |
| 520 | |
| 521 err = Tcl_GetIndexFromObj(interp, objv[1], bufoptions, "option", 0, &idx); | |
| 522 if (err != TCL_OK) | |
| 523 return err; | |
| 524 | |
| 525 buf = (buf_T *)((struct ref *)ref)->vimobj; | |
| 526 savebuf = curbuf; curbuf = buf; | |
| 527 savewin = curwin; curwin = tclfindwin(buf); | |
| 528 flags = 0; | |
| 529 opt = 0; | |
| 530 | |
| 531 switch (idx) | |
| 532 { | |
| 533 case BUF_COMMAND: | |
| 534 err = tcldoexcommand(interp, objc, objv, 2); | |
| 535 flags |= FL_UPDATE_SCREEN; | |
| 536 break; | |
| 537 | |
| 538 case BUF_OPTION: | |
| 539 err = tclsetoption(interp, objc, objv, 2); | |
| 540 flags |= FL_UPDATE_SCREEN; | |
| 541 break; | |
| 542 | |
| 543 case BUF_EXPR: | |
| 544 err = tclvimexpr(interp, objc, objv, 2); | |
| 545 break; | |
| 546 | |
| 547 case BUF_NAME: | |
| 548 /* | |
| 549 * Get filename of buffer. | |
| 550 */ | |
| 551 if (objc != 2) | |
| 552 { | |
| 553 Tcl_WrongNumArgs(interp, 2, objv, NULL); | |
| 554 err = TCL_ERROR; | |
| 555 break; | |
| 556 } | |
| 557 if (buf->b_ffname) | |
| 558 Tcl_SetResult(interp, (char *)buf->b_ffname, TCL_VOLATILE); | |
| 559 else | |
| 560 Tcl_SetResult(interp, "", TCL_STATIC); | |
| 561 break; | |
| 562 | |
| 563 case BUF_LAST: | |
| 564 /* | |
| 565 * Get line number of last line. | |
| 566 */ | |
| 567 opt = 1; | |
| 568 /* fallthrough */ | |
| 569 case BUF_COUNT: | |
| 570 /* | |
| 571 * Get number of lines in buffer. | |
| 572 */ | |
| 573 if (objc != 2) | |
| 574 { | |
| 575 Tcl_WrongNumArgs(interp, 2, objv, NULL); | |
| 576 err = TCL_ERROR; | |
| 577 break; | |
| 578 } | |
| 579 val1 = (int)buf->b_ml.ml_line_count; | |
| 580 if (opt) | |
| 581 val1 = row2tcl(val1); | |
| 582 | |
| 583 resobj = Tcl_NewIntObj(val1); | |
| 584 Tcl_SetObjResult(interp, resobj); | |
| 585 break; | |
| 586 | |
| 587 case BUF_NUMBER: | |
| 588 /* | |
| 589 * Get buffer's number. | |
| 590 */ | |
| 591 if (objc != 2) | |
| 592 { | |
| 593 Tcl_WrongNumArgs(interp, 2, objv, NULL); | |
| 594 err = TCL_ERROR; | |
| 595 break; | |
| 596 } | |
| 597 resobj = Tcl_NewIntObj((int)buf->b_fnum); | |
| 598 Tcl_SetObjResult(interp, resobj); | |
| 599 break; | |
| 600 | |
| 601 case BUF_GET: | |
| 602 if (objc != 3 && objc != 4) | |
| 603 { | |
| 604 Tcl_WrongNumArgs(interp, 2, objv, "lineNumber ?lineNumber?"); | |
| 605 err = TCL_ERROR; | |
| 606 break; | |
| 607 } | |
| 608 err = tclgetlinenum(interp, objv[2], &val1, buf); | |
| 609 if (err != TCL_OK) | |
| 610 break; | |
| 611 if (objc == 4) | |
| 612 { | |
| 613 err = tclgetlinenum(interp, objv[3], &val2, buf); | |
| 614 if (err != TCL_OK) | |
| 615 break; | |
| 616 if (val1 > val2) | |
| 617 { | |
| 618 n = val1; val1 = val2; val2 = n; | |
| 619 } | |
| 620 Tcl_ResetResult(interp); | |
| 621 | |
| 622 for (n = val1; n <= val2 && err == TCL_OK; n++) | |
| 623 { | |
| 624 line = (char *)ml_get_buf(buf, (linenr_T)n, FALSE); | |
| 625 if (line) | |
| 626 Tcl_AppendElement(interp, line); | |
| 627 else | |
| 628 err = TCL_ERROR; | |
| 629 } | |
| 630 } | |
| 631 else { /* objc == 3 */ | |
| 632 line = (char *)ml_get_buf(buf, (linenr_T)val1, FALSE); | |
| 633 Tcl_SetResult(interp, line, TCL_VOLATILE); | |
| 634 } | |
| 635 break; | |
| 636 | |
| 637 case BUF_SET: | |
| 638 if (objc != 4 && objc != 5) | |
| 639 { | |
| 640 Tcl_WrongNumArgs(interp, 3, objv, "lineNumber ?lineNumber? stringOrList"); | |
| 641 err = TCL_ERROR; | |
| 642 break; | |
| 643 } | |
| 644 err = tclgetlinenum(interp, objv[2], &val1, buf); | |
| 645 if (err != TCL_OK) | |
| 646 return TCL_ERROR; | |
| 647 if (objc == 4) | |
| 648 { | |
| 649 /* | |
| 650 * Replace one line with a string. | |
| 651 * $buf set {n} {string} | |
| 652 */ | |
| 653 line = Tcl_GetStringFromObj(objv[3], NULL); | |
| 654 if (u_savesub((linenr_T)val1) != OK) | |
| 655 { | |
| 656 Tcl_SetResult(interp, _("cannot save undo information"), TCL_STATIC); | |
| 657 err = TCL_ERROR; | |
| 658 } | |
| 659 else | |
| 660 if (ml_replace((linenr_T)val1, (char_u *)line, TRUE) != OK) | |
| 661 { | |
| 662 Tcl_SetResult(interp, _("cannot replace line"), TCL_STATIC); | |
| 663 err = TCL_ERROR; | |
| 664 } | |
| 665 else | |
| 666 { | |
| 667 changed_bytes((linenr_T)val1, 0); | |
| 668 flags |= FL_UPDATE_CURBUF; | |
| 669 } | |
| 670 break; | |
| 671 } | |
| 672 else | |
| 673 { | |
| 674 /* | |
| 675 * Replace several lines with the elements of a Tcl list. | |
| 676 * $buf set {n} {m} {list} | |
| 677 * If the list contains more than {m}-{n}+1 elements, they | |
| 678 * are * inserted after line {m}. If the list contains fewer | |
| 679 * elements, * the lines from {n}+length({list}) through {m} | |
| 680 * are deleted. | |
| 681 */ | |
| 682 int lc; | |
| 683 Tcl_Obj **lv; | |
| 684 | |
| 685 err = tclgetlinenum(interp, objv[3], &val2, buf); | |
| 686 if (err != TCL_OK) | |
| 687 break; | |
| 688 err = Tcl_ListObjGetElements(interp, objv[4], &lc, &lv); | |
| 689 if (err != TCL_OK) | |
| 690 break; | |
| 691 if (val1 > val2) | |
| 692 { | |
| 693 n = val1; | |
| 694 val1 = val2; | |
| 695 val2 = n; | |
| 696 } | |
| 697 | |
| 698 n = val1; | |
| 699 if (u_save((linenr_T)(val1 - 1), (linenr_T)(val2 + 1)) != OK) | |
| 700 { | |
| 701 Tcl_SetResult(interp, _("cannot save undo information"), | |
| 702 TCL_STATIC); | |
| 703 err = TCL_ERROR; | |
| 704 break; | |
| 705 } | |
| 706 flags |= FL_UPDATE_CURBUF; | |
| 707 | |
| 708 for (i = 0; i < lc && n <= val2; i++) | |
| 709 { | |
| 710 line = Tcl_GetStringFromObj(lv[i], NULL); | |
| 711 if (ml_replace((linenr_T)n, (char_u *)line, TRUE) != OK) | |
| 712 goto setListError; | |
| 713 ++n; | |
| 714 } | |
| 715 if (i < lc) | |
| 716 { | |
| 717 /* append lines */ | |
| 718 do | |
| 719 { | |
| 720 line = Tcl_GetStringFromObj(lv[i], NULL); | |
| 721 if (ml_append((linenr_T)(n - 1), | |
| 722 (char_u *)line, 0, FALSE) != OK) | |
| 723 goto setListError; | |
| 724 ++n; | |
| 725 ++i; | |
| 726 } while (i < lc); | |
| 727 } | |
| 728 else if (n <= val2) | |
| 729 { | |
| 730 /* did not replace all lines, delete */ | |
| 731 i = n; | |
| 732 do | |
| 733 { | |
| 734 if (ml_delete((linenr_T)i, FALSE) != OK) | |
| 735 goto setListError; | |
| 736 ++n; | |
| 737 } while (n <= val2); | |
| 738 } | |
| 739 lc -= val2 - val1 + 1; /* number of lines to be replaced */ | |
| 740 mark_adjust((linenr_T)val1, (linenr_T)val2, (long)MAXLNUM, | |
| 741 (long)lc); | |
| 742 changed_lines((linenr_T)val1, 0, (linenr_T)val2 + 1, (long)lc); | |
| 743 break; | |
| 744 setListError: | |
| 745 u_undo(1); /* ??? */ | |
| 746 Tcl_SetResult(interp, _("cannot set line(s)"), TCL_STATIC); | |
| 747 err = TCL_ERROR; | |
| 748 } | |
| 749 break; | |
| 750 | |
| 751 case BUF_DELETE: | |
| 752 if (objc != 3 && objc != 4) | |
| 753 { | |
| 754 Tcl_WrongNumArgs(interp, 3, objv, "lineNumber ?lineNumber?"); | |
| 755 err = TCL_ERROR; | |
| 756 break; | |
| 757 } | |
| 758 err = tclgetlinenum(interp, objv[2], &val1, buf); | |
| 759 if (err != TCL_OK) | |
| 760 break; | |
| 761 val2 = val1; | |
| 762 if (objc == 4) | |
| 763 { | |
| 764 err = tclgetlinenum(interp, objv[3], &val2, buf); | |
| 765 if (err != TCL_OK) | |
| 766 return err; | |
| 767 if (val1 > val2) | |
| 768 { | |
| 769 i = val1; val1 = val2; val2 = i; | |
| 770 } | |
| 771 } | |
| 772 n = val2 - val1 + 1; | |
| 773 if (u_savedel((linenr_T)val1, (long)n) != OK) | |
| 774 { | |
| 775 Tcl_SetResult(interp, _("cannot save undo information"), | |
| 776 TCL_STATIC); | |
| 777 err = TCL_ERROR; | |
| 778 break; | |
| 779 } | |
| 780 for (i = 0; i < n; i++) | |
| 781 { | |
| 782 ml_delete((linenr_T)val1, FALSE); | |
| 783 err = vimerror(interp); | |
| 784 if (err != TCL_OK) | |
| 785 break; | |
| 786 } | |
| 787 if (i > 0) | |
| 788 deleted_lines_mark((linenr_T)val1, (long)i); | |
| 789 flags |= FL_ADJUST_CURSOR|FL_UPDATE_SCREEN; | |
| 790 break; | |
| 791 | |
| 792 case BUF_MARK: | |
| 793 if (objc != 3) | |
| 794 { | |
| 795 Tcl_WrongNumArgs(interp, 2, objv, "markName"); | |
| 796 err = TCL_ERROR; | |
| 797 break; | |
| 798 } | |
| 799 line = Tcl_GetStringFromObj(objv[2], NULL); | |
| 800 | |
| 801 pos = NULL; | |
| 802 if (line[0] != '\0' && line[1] == '\0') | |
| 803 { | |
| 804 pos = getmark(line[0], FALSE); | |
| 805 } | |
| 806 if (pos == NULL) | |
| 807 { | |
| 808 Tcl_SetResult(interp, _("invalid mark name"), TCL_STATIC); | |
| 809 err = TCL_ERROR; | |
| 810 break; | |
| 811 } | |
| 812 err = vimerror(interp); | |
| 813 if (err != TCL_OK) | |
| 814 break; | |
| 815 if (pos->lnum <= 0) | |
| 816 { | |
| 817 Tcl_SetResult(interp, _("mark not set"), TCL_STATIC); | |
| 818 err = TCL_ERROR; | |
| 819 } | |
| 820 else | |
| 821 { | |
| 822 char rbuf[64]; | |
| 274 | 823 |
| 824 sprintf(rbuf, _("row %d column %d"), | |
| 825 (int)row2tcl(pos->lnum), (int)col2tcl(pos->col)); | |
| 7 | 826 Tcl_SetResult(interp, rbuf, TCL_VOLATILE); |
| 827 } | |
| 828 break; | |
| 829 | |
| 830 case BUF_INSERT: | |
| 831 opt = 1; | |
| 832 /* fallthrough */ | |
| 833 case BUF_APPEND: | |
| 834 if (objc != 4) | |
| 835 { | |
| 836 Tcl_WrongNumArgs(interp, 2, objv, "lineNum text"); | |
| 837 err = TCL_ERROR; | |
| 838 break; | |
| 839 } | |
| 840 err = tclgetlinenum(interp, objv[2], &val1, buf); | |
| 841 if (err != TCL_OK) | |
| 842 break; | |
| 843 if (opt) | |
| 844 --val1; | |
| 845 if (u_save((linenr_T)val1, (linenr_T)(val1+1)) != OK) | |
| 846 { | |
| 274 | 847 Tcl_SetResult(interp, _("cannot save undo information"), |
| 848 TCL_STATIC); | |
| 7 | 849 err = TCL_ERROR; |
| 850 break; | |
| 851 } | |
| 852 | |
| 853 line = Tcl_GetStringFromObj(objv[3], NULL); | |
| 854 if (ml_append((linenr_T)val1, (char_u *)line, 0, FALSE) != OK) | |
| 855 { | |
| 274 | 856 Tcl_SetResult(interp, _("cannot insert/append line"), |
| 857 TCL_STATIC); | |
| 7 | 858 err = TCL_ERROR; |
| 859 break; | |
| 860 } | |
| 861 appended_lines_mark((linenr_T)val1, 1L); | |
| 862 flags |= FL_UPDATE_SCREEN; | |
| 863 break; | |
| 864 | |
| 865 case BUF_WINDOWS: | |
| 866 /* | |
| 867 * Return list of window commands. | |
| 868 */ | |
| 869 if (objc != 2) | |
| 870 { | |
| 871 Tcl_WrongNumArgs(interp, 2, objv, NULL); | |
| 872 err = TCL_ERROR; | |
| 873 break; | |
| 874 } | |
| 875 Tcl_ResetResult(interp); | |
| 876 FOR_ALL_WINDOWS(win) | |
| 877 { | |
| 878 if (win->w_buffer == buf) | |
| 879 { | |
| 880 line = tclgetwindow(interp, win); | |
| 881 if (line != NULL) | |
| 882 Tcl_AppendElement(interp, line); | |
| 883 else | |
| 884 { | |
| 885 err = TCL_ERROR; | |
| 886 break; | |
| 887 } | |
| 888 } | |
| 889 } | |
| 890 break; | |
| 891 | |
| 892 case BUF_DELCMD: | |
| 893 /* | |
| 894 * Register deletion callback. | |
| 895 * TODO: Should be able to register multiple callbacks | |
| 896 */ | |
| 897 if (objc != 3) | |
| 898 { | |
| 899 Tcl_WrongNumArgs(interp, 2, objv, "command"); | |
| 900 err = TCL_ERROR; | |
| 901 break; | |
| 902 } | |
| 502 | 903 err = tclsetdelcmd(interp, buf->b_tcl_ref, (void *)buf, objv[2]); |
| 7 | 904 break; |
| 905 | |
| 906 default: | |
| 907 Tcl_SetResult(interp, _("not implemented yet"), TCL_STATIC); | |
| 908 err = TCL_ERROR; | |
| 909 } | |
| 910 | |
| 911 if (flags & FL_UPDATE_CURBUF) | |
| 912 redraw_curbuf_later(NOT_VALID); | |
| 913 curbuf = savebuf; | |
| 914 curwin = savewin; | |
| 915 if (flags & FL_ADJUST_CURSOR) | |
| 916 check_cursor(); | |
| 917 if (flags & (FL_UPDATE_SCREEN | FL_UPDATE_CURBUF)) | |
| 918 update_screen(NOT_VALID); | |
| 919 | |
| 920 return err; | |
| 921 } | |
| 922 | |
| 923 /* | |
| 924 * This function implements the window commands. | |
| 925 */ | |
| 926 static int | |
| 927 winselfcmd(ref, interp, objc, objv) | |
| 928 ClientData ref; | |
| 929 Tcl_Interp *interp; | |
| 930 int objc; | |
| 931 Tcl_Obj *CONST objv[]; | |
| 932 { | |
| 933 int err, idx, flags; | |
| 934 int val1, val2; | |
| 935 Tcl_Obj *resobj; | |
| 936 win_T *savewin, *win; | |
| 937 buf_T *savebuf; | |
| 938 char *str; | |
| 939 | |
| 940 enum | |
| 941 { | |
| 942 WIN_BUFFER, WIN_COMMAND, WIN_CURSOR, WIN_DELCMD, WIN_EXPR, | |
| 943 WIN_HEIGHT, WIN_OPTION | |
| 944 }; | |
| 135 | 945 static CONST84 char *winoptions[] = |
| 7 | 946 { |
| 947 "buffer", "command", "cursor", "delcmd", "expr", | |
| 948 "height", "option", (char *)0 | |
| 949 }; | |
| 950 | |
| 951 if (objc < 2) | |
| 952 { | |
| 953 Tcl_WrongNumArgs(interp, 1, objv, "option ?arg ...?"); | |
| 954 return TCL_ERROR; | |
| 955 } | |
| 956 | |
| 957 err = Tcl_GetIndexFromObj(interp, objv[1], winoptions, "option", 0, &idx); | |
| 958 if (err != TCL_OK) | |
| 959 return TCL_ERROR; | |
| 960 | |
| 961 win = (win_T *)((struct ref *)ref)->vimobj; | |
| 962 savewin = curwin; curwin = win; | |
| 963 savebuf = curbuf; curbuf = win->w_buffer; | |
| 964 flags = 0; | |
| 965 | |
| 966 switch (idx) | |
| 967 { | |
| 968 case WIN_OPTION: | |
| 969 err = tclsetoption(interp, objc, objv, 2); | |
| 970 flags |= FL_UPDATE_SCREEN; | |
| 971 break; | |
| 972 | |
| 973 case WIN_COMMAND: | |
| 974 err = tcldoexcommand(interp, objc, objv, 2); | |
| 975 flags |= FL_UPDATE_SCREEN; | |
| 976 break; | |
| 977 | |
| 978 case WIN_EXPR: | |
| 979 err = tclvimexpr(interp, objc, objv, 2); | |
| 980 break; | |
| 981 | |
| 982 case WIN_HEIGHT: | |
| 983 if (objc == 3) | |
| 984 { | |
| 985 err = Tcl_GetIntFromObj(interp, objv[2], &val1); | |
| 986 if (err != TCL_OK) | |
| 987 break; | |
| 988 #ifdef FEAT_GUI | |
| 989 need_mouse_correct = TRUE; | |
| 990 #endif | |
| 991 win_setheight(val1); | |
| 992 err = vimerror(interp); | |
| 993 if (err != TCL_OK) | |
| 994 break; | |
| 995 } | |
| 996 else | |
| 997 if (objc != 2) | |
| 998 { | |
| 999 Tcl_WrongNumArgs(interp, 2, objv, "?value?"); | |
| 1000 err = TCL_ERROR; | |
| 1001 break; | |
| 1002 } | |
| 1003 | |
| 1004 resobj = Tcl_NewIntObj((int)(win->w_height)); | |
| 1005 Tcl_SetObjResult(interp, resobj); | |
| 1006 break; | |
| 1007 | |
| 1008 case WIN_BUFFER: | |
| 1009 if (objc != 2) | |
| 1010 { | |
| 1011 Tcl_WrongNumArgs(interp, 2, objv, NULL); | |
| 1012 err = TCL_ERROR; | |
| 1013 break; | |
| 1014 } | |
| 1015 str = tclgetbuffer(interp, win->w_buffer); | |
| 1016 if (str) | |
| 1017 Tcl_SetResult(interp, str, TCL_VOLATILE); | |
| 1018 else | |
| 1019 err = TCL_ERROR; | |
| 1020 break; | |
| 1021 | |
| 1022 case WIN_DELCMD: | |
| 1023 if (objc != 3) | |
| 1024 { | |
| 1025 Tcl_WrongNumArgs(interp, 2, objv, "command"); | |
| 1026 err = TCL_ERROR; | |
| 1027 break; | |
| 1028 } | |
| 502 | 1029 err = tclsetdelcmd(interp, win->w_tcl_ref, (void *)win, objv[2]); |
| 7 | 1030 break; |
| 1031 | |
| 1032 case WIN_CURSOR: | |
| 1033 if (objc > 4) | |
| 1034 { | |
| 1035 Tcl_WrongNumArgs(interp, 2, objv, "?arg1 ?arg2??"); | |
| 1036 err = TCL_ERROR; | |
| 1037 break; | |
| 1038 } | |
| 1039 if (objc == 2) | |
| 1040 { | |
| 1041 char buf[64]; | |
| 274 | 1042 |
| 7 | 1043 sprintf(buf, _("row %d column %d"), (int)row2tcl(win->w_cursor.lnum), (int)col2tcl(win->w_cursor.col)); |
| 1044 Tcl_SetResult(interp, buf, TCL_VOLATILE); | |
| 1045 break; | |
| 1046 } | |
| 1047 else if (objc == 3) | |
| 1048 { | |
| 1049 Tcl_Obj *part, *var; | |
| 1050 | |
| 1051 part = Tcl_NewStringObj("row", -1); | |
| 1052 var = Tcl_ObjGetVar2(interp, objv[2], part, TCL_LEAVE_ERR_MSG); | |
| 1053 if (var == NULL) | |
| 1054 { | |
| 1055 err = TCL_ERROR; | |
| 1056 break; | |
| 1057 } | |
| 1058 err = tclgetlinenum(interp, var, &val1, win->w_buffer); | |
| 1059 if (err != TCL_OK) | |
| 1060 break; | |
| 1061 part = Tcl_NewStringObj("column", -1); | |
| 1062 var = Tcl_ObjGetVar2(interp, objv[2], part, TCL_LEAVE_ERR_MSG); | |
| 1063 if (var == NULL) | |
| 1064 { | |
| 1065 err = TCL_ERROR; | |
| 1066 break; | |
| 1067 } | |
| 1068 err = Tcl_GetIntFromObj(interp, var, &val2); | |
| 1069 if (err != TCL_OK) | |
| 1070 break; | |
| 1071 } | |
| 1072 else { /* objc == 4 */ | |
| 1073 err = tclgetlinenum(interp, objv[2], &val1, win->w_buffer); | |
| 1074 if (err != TCL_OK) | |
| 1075 break; | |
| 1076 err = Tcl_GetIntFromObj(interp, objv[3], &val2); | |
| 1077 if (err != TCL_OK) | |
| 1078 break; | |
| 1079 } | |
| 1080 /* TODO: should check column */ | |
| 1081 win->w_cursor.lnum = val1; | |
| 1082 win->w_cursor.col = col2vim(val2); | |
| 1083 flags |= FL_UPDATE_SCREEN; | |
| 1084 break; | |
| 1085 | |
| 1086 default: | |
| 1087 Tcl_SetResult(interp, _("not implemented yet"), TCL_STATIC); | |
| 1088 break; | |
| 1089 } | |
| 1090 | |
| 1091 curwin = savewin; | |
| 1092 curbuf = savebuf; | |
| 1093 if (flags & FL_UPDATE_SCREEN) | |
| 1094 update_screen(NOT_VALID); | |
| 1095 | |
| 1096 return err; | |
| 1097 } | |
| 1098 | |
| 1099 | |
| 1100 static int | |
| 1101 commandcmd(dummy, interp, objc, objv) | |
| 1889 | 1102 ClientData dummy UNUSED; |
| 7 | 1103 Tcl_Interp *interp; |
| 1104 int objc; | |
| 1105 Tcl_Obj *CONST objv[]; | |
| 1106 { | |
| 1107 int err; | |
| 1108 | |
| 1109 err = tcldoexcommand(interp, objc, objv, 1); | |
| 1110 update_screen(VALID); | |
| 1111 return err; | |
| 1112 } | |
| 1113 | |
| 1114 static int | |
| 1115 optioncmd(dummy, interp, objc, objv) | |
| 1889 | 1116 ClientData dummy UNUSED; |
| 7 | 1117 Tcl_Interp *interp; |
| 1118 int objc; | |
| 1119 Tcl_Obj *CONST objv[]; | |
| 1120 { | |
| 1121 int err; | |
| 1122 | |
| 1123 err = tclsetoption(interp, objc, objv, 1); | |
| 1124 update_screen(VALID); | |
| 1125 return err; | |
| 1126 } | |
| 1127 | |
| 1128 static int | |
| 1129 exprcmd(dummy, interp, objc, objv) | |
| 1889 | 1130 ClientData dummy UNUSED; |
| 7 | 1131 Tcl_Interp *interp; |
| 1132 int objc; | |
| 1133 Tcl_Obj *CONST objv[]; | |
| 1134 { | |
| 1135 return tclvimexpr(interp, objc, objv, 1); | |
| 1136 } | |
| 1137 | |
| 1138 /**************************************************************************** | |
| 1139 Support functions for Tcl commands | |
| 1140 ****************************************************************************/ | |
| 1141 | |
| 1142 /* | |
| 1143 * Get a line number from 'obj' and convert it to vim's range. | |
| 1144 */ | |
| 1145 static int | |
| 1146 tclgetlinenum(interp, obj, valueP, buf) | |
| 1147 Tcl_Interp *interp; | |
| 1148 Tcl_Obj *obj; | |
| 1149 int *valueP; | |
| 1150 buf_T *buf; | |
| 1151 { | |
| 1152 int err, i; | |
| 1153 | |
| 1154 enum { LN_BEGIN, LN_BOTTOM, LN_END, LN_FIRST, LN_LAST, LN_START, LN_TOP }; | |
| 1155 | |
| 135 | 1156 static CONST84 char *keyw[] = |
| 7 | 1157 { |
| 1158 "begin", "bottom", "end", "first", "last", "start", "top", (char *)0 | |
| 1159 }; | |
| 1160 | |
| 1161 err = Tcl_GetIndexFromObj(interp, obj, keyw, "", 0, &i); | |
| 1162 if (err == TCL_OK) | |
| 1163 { | |
| 1164 switch (i) | |
| 1165 { | |
| 1166 case LN_BEGIN: | |
| 1167 case LN_FIRST: | |
| 1168 case LN_START: | |
| 1169 case LN_TOP: | |
| 1170 *valueP = 1; | |
| 1171 break; | |
| 1172 case LN_BOTTOM: | |
| 1173 case LN_END: | |
| 1174 case LN_LAST: | |
| 1175 *valueP = buf->b_ml.ml_line_count; | |
| 1176 break; | |
| 1177 } | |
| 1178 return TCL_OK; | |
| 1179 } | |
| 1180 Tcl_ResetResult(interp); | |
| 1181 | |
| 1182 err = Tcl_GetIntFromObj(interp, obj, &i); | |
| 1183 if (err != TCL_OK) | |
| 1184 return err; | |
| 1185 i = row2vim(i); | |
| 1186 if (i < 1 || i > buf->b_ml.ml_line_count) | |
| 1187 { | |
| 1188 Tcl_SetResult(interp, _("line number out of range"), TCL_STATIC); | |
| 1189 return TCL_ERROR; | |
| 1190 } | |
| 1191 *valueP = i; | |
| 1192 return TCL_OK; | |
| 1193 } | |
| 1194 | |
| 1195 /* | |
| 1196 * Find the first window in the window list that displays the buffer. | |
| 1197 */ | |
| 1198 static win_T * | |
| 1199 tclfindwin(buf) | |
| 1200 buf_T *buf; | |
| 1201 { | |
| 1202 win_T *win; | |
| 1203 | |
| 1204 FOR_ALL_WINDOWS(win) | |
| 1205 { | |
| 1206 if (win->w_buffer == buf) | |
| 1207 return win; | |
| 1208 } | |
| 1209 return curwin; /* keep current window context */ | |
| 1210 } | |
| 1211 | |
| 1212 /* | |
| 1213 * Do-it-all function for "::vim::command", "$buf command" and "$win command". | |
| 1214 */ | |
| 1215 static int | |
| 1216 tcldoexcommand(interp, objc, objv, objn) | |
| 1217 Tcl_Interp *interp; | |
| 1218 int objc; | |
| 1219 Tcl_Obj *CONST objv[]; | |
| 1220 int objn; | |
| 1221 { | |
| 1222 tcl_info saveinfo; | |
| 1223 int err, flag, nobjs; | |
| 1224 char *arg; | |
| 1225 | |
| 1226 nobjs = objc - objn; | |
| 1227 if (nobjs < 1 || nobjs > 2) | |
| 1228 { | |
| 1229 Tcl_WrongNumArgs(interp, objn, objv, "?-quiet? exCommand"); | |
| 1230 return TCL_ERROR; | |
| 1231 } | |
| 1232 | |
| 1233 flag = 0; | |
| 1234 if (nobjs == 2) | |
| 1235 { | |
| 1236 arg = Tcl_GetStringFromObj(objv[objn], NULL); | |
| 1237 if (strcmp(arg, "-quiet") == 0) | |
| 1238 flag = 1; | |
| 1239 else | |
| 1240 { | |
| 1241 Tcl_ResetResult(interp); | |
| 1242 Tcl_AppendResult(interp, _("unknown flag: "), arg, (char *)0); | |
| 1243 return TCL_ERROR; | |
| 1244 } | |
| 1245 ++objn; | |
| 1246 } | |
| 1247 | |
| 1248 memcpy(&saveinfo, &tclinfo, sizeof(tcl_info)); | |
| 1249 tclinfo.interp = NULL; | |
| 1250 tclinfo.curwin = NULL; | |
| 1251 tclinfo.curbuf = NULL; | |
| 1252 | |
| 1253 arg = Tcl_GetStringFromObj(objv[objn], NULL); | |
| 1254 if (flag) | |
| 1255 ++emsg_off; | |
| 1256 do_cmdline_cmd((char_u *)arg); | |
| 1257 if (flag) | |
| 1258 --emsg_off; | |
| 1259 err = vimerror(interp); | |
| 1260 | |
| 1261 /* If the ex command created a new Tcl interpreter, remove it */ | |
| 1262 if (tclinfo.interp) | |
| 1263 tcldelthisinterp(); | |
| 1264 memcpy(&tclinfo, &saveinfo, sizeof(tcl_info)); | |
| 1265 tclupdatevars(); | |
| 1266 | |
| 1267 return err; | |
| 1268 } | |
| 1269 | |
| 1270 /* | |
| 1271 * Do-it-all function for "::vim::option", "$buf option" and "$win option". | |
| 1272 */ | |
| 1273 static int | |
| 1274 tclsetoption(interp, objc, objv, objn) | |
| 1275 Tcl_Interp *interp; | |
| 1276 int objc; | |
| 1277 Tcl_Obj *CONST objv[]; | |
| 1278 int objn; | |
| 1279 { | |
| 1280 int err, nobjs, idx; | |
| 1281 char_u *option; | |
| 1282 int isnum; | |
| 1283 long lval; | |
| 1284 char_u *sval; | |
| 1285 Tcl_Obj *resobj; | |
| 1286 | |
| 1287 enum { OPT_OFF, OPT_ON, OPT_TOGGLE }; | |
| 135 | 1288 static CONST84 char *optkw[] = { "off", "on", "toggle", (char *)0 }; |
| 7 | 1289 |
| 1290 nobjs = objc - objn; | |
| 1291 if (nobjs != 1 && nobjs != 2) | |
| 1292 { | |
| 1293 Tcl_WrongNumArgs(interp, objn, objv, "vimOption ?value?"); | |
| 1294 return TCL_ERROR; | |
| 1295 } | |
| 1296 | |
| 1297 option = (char_u *)Tcl_GetStringFromObj(objv[objn], NULL); | |
| 1298 ++objn; | |
| 1299 isnum = get_option_value(option, &lval, &sval, 0); | |
| 1300 err = TCL_OK; | |
| 1301 switch (isnum) | |
| 1302 { | |
| 1303 case 0: | |
| 1304 Tcl_SetResult(interp, (char *)sval, TCL_VOLATILE); | |
| 1305 vim_free(sval); | |
| 1306 break; | |
| 1307 case 1: | |
| 1308 resobj = Tcl_NewLongObj(lval); | |
| 1309 Tcl_SetObjResult(interp, resobj); | |
| 1310 break; | |
| 1311 default: | |
| 1312 Tcl_SetResult(interp, _("unknown vimOption"), TCL_STATIC); | |
| 1313 return TCL_ERROR; | |
| 1314 } | |
| 1315 if (nobjs == 2) | |
| 1316 { | |
| 1317 if (isnum) | |
| 1318 { | |
| 1319 sval = NULL; /* avoid compiler warning */ | |
| 1320 err = Tcl_GetIndexFromObj(interp, objv[objn], optkw, "", 0, &idx); | |
| 1321 if (err != TCL_OK) | |
| 1322 { | |
| 1323 Tcl_ResetResult(interp); | |
| 1324 err = Tcl_GetLongFromObj(interp, objv[objn], &lval); | |
| 1325 } | |
| 1326 else | |
| 1327 switch (idx) | |
| 1328 { | |
| 1329 case OPT_ON: | |
| 1330 lval = 1; | |
| 1331 break; | |
| 1332 case OPT_OFF: | |
| 1333 lval = 0; | |
| 1334 break; | |
| 1335 case OPT_TOGGLE: | |
| 1336 lval = !lval; | |
| 1337 break; | |
| 1338 } | |
| 1339 } | |
| 1340 else | |
| 1341 sval = (char_u *)Tcl_GetStringFromObj(objv[objn], NULL); | |
| 1342 if (err == TCL_OK) | |
| 1343 { | |
| 1344 set_option_value(option, lval, sval, OPT_LOCAL); | |
| 1345 err = vimerror(interp); | |
| 1346 } | |
| 1347 } | |
| 1348 return err; | |
| 1349 } | |
| 1350 | |
| 1351 /* | |
| 1352 * Do-it-all function for "::vim::expr", "$buf expr" and "$win expr". | |
| 1353 */ | |
| 1354 static int | |
| 1355 tclvimexpr(interp, objc, objv, objn) | |
| 1356 Tcl_Interp *interp; | |
| 1357 int objc; | |
| 1358 Tcl_Obj *CONST objv[]; | |
| 1359 int objn; | |
| 1360 { | |
| 1361 #ifdef FEAT_EVAL | |
| 1362 char *expr, *str; | |
| 1363 #endif | |
| 1364 int err; | |
| 1365 | |
| 1366 if (objc - objn != 1) | |
| 1367 { | |
| 1368 Tcl_WrongNumArgs(interp, objn, objv, "vimExpr"); | |
| 1369 return TCL_ERROR; | |
| 1370 } | |
| 1371 | |
| 1372 #ifdef FEAT_EVAL | |
| 1373 expr = Tcl_GetStringFromObj(objv[objn], NULL); | |
| 714 | 1374 str = (char *)eval_to_string((char_u *)expr, NULL, TRUE); |
| 7 | 1375 if (str == NULL) |
| 1376 Tcl_SetResult(interp, _("invalid expression"), TCL_STATIC); | |
| 1377 else | |
| 1378 Tcl_SetResult(interp, str, TCL_VOLATILE); | |
| 1379 err = vimerror(interp); | |
| 1380 #else | |
| 1381 Tcl_SetResult(interp, _("expressions disabled at compile time"), TCL_STATIC); | |
| 1382 err = TCL_ERROR; | |
| 1383 #endif | |
| 1384 | |
| 1385 return err; | |
| 1386 } | |
| 1387 | |
| 1388 /* | |
| 1389 * Check for internal vim errors. | |
| 1390 */ | |
| 1391 static int | |
| 1392 vimerror(interp) | |
| 1393 Tcl_Interp *interp; | |
| 1394 { | |
| 1395 if (got_int) | |
| 1396 { | |
| 1397 Tcl_SetResult(interp, _("keyboard interrupt"), TCL_STATIC); | |
| 1398 return TCL_ERROR; | |
| 1399 } | |
| 1400 else if (did_emsg) | |
| 1401 { | |
| 1402 Tcl_SetResult(interp, _("vim error"), TCL_STATIC); | |
| 1403 return TCL_ERROR; | |
| 1404 } | |
| 1405 return TCL_OK; | |
| 1406 } | |
| 1407 | |
| 1408 /* | |
| 1409 * Functions that handle the reference lists: | |
| 1410 * delref() - callback for Tcl's DeleteCommand | |
| 1411 * tclgetref() - find/create Tcl command for a win_T* or buf_T* object | |
| 1412 * tclgetwindow() - window frontend for tclgetref() | |
| 1413 * tclgetbuffer() - buffer frontend for tclgetref() | |
| 1414 * tclsetdelcmd() - add Tcl callback command to a vim object | |
| 1415 */ | |
| 1416 static void | |
| 1417 delref(cref) | |
| 1418 ClientData cref; | |
| 1419 { | |
| 1420 struct ref *ref = (struct ref *)cref; | |
| 1421 | |
| 1422 if (ref->delcmd) | |
| 1423 { | |
| 1424 Tcl_DecrRefCount(ref->delcmd); | |
| 1425 ref->delcmd = NULL; | |
| 1426 } | |
| 1427 ref->interp = NULL; | |
| 1428 } | |
| 1429 | |
| 1430 static char * | |
| 1431 tclgetref(interp, refstartP, prefix, vimobj, proc) | |
| 1432 Tcl_Interp *interp; | |
| 502 | 1433 void **refstartP; /* ptr to w_tcl_ref/b_tcl-ref member of |
| 1434 win_T/buf_T struct */ | |
| 7 | 1435 char *prefix; /* "win" or "buf" */ |
| 1436 void *vimobj; /* win_T* or buf_T* */ | |
| 1437 Tcl_ObjCmdProc *proc; /* winselfcmd or bufselfcmd */ | |
| 1438 { | |
| 1439 struct ref *ref, *unused = NULL; | |
| 1440 static char name[VARNAME_SIZE]; | |
| 1441 Tcl_Command cmd; | |
| 1442 | |
| 1443 ref = (struct ref *)(*refstartP); | |
| 1444 if (ref == &refsdeleted) | |
| 1445 { | |
| 1446 Tcl_SetResult(interp, _("cannot create buffer/window command: object is being deleted"), TCL_STATIC); | |
| 1447 return NULL; | |
| 1448 } | |
| 1449 | |
| 1450 while (ref != NULL) | |
| 1451 { | |
| 1452 if (ref->interp == interp) | |
| 1453 break; | |
| 1454 if (ref->interp == NULL) | |
| 1455 unused = ref; | |
| 1456 ref = ref->next; | |
| 1457 } | |
| 1458 | |
| 1459 if (ref) | |
| 274 | 1460 vim_snprintf(name, sizeof(name), "::vim::%s", |
| 1461 Tcl_GetCommandName(interp, ref->cmd)); | |
| 7 | 1462 else |
| 1463 { | |
| 1464 if (unused) | |
| 1465 ref = unused; | |
| 1466 else | |
| 1467 { | |
| 1468 ref = (struct ref *)Tcl_Alloc(sizeof(struct ref)); | |
| 1469 ref->interp = NULL; | |
| 1470 ref->next = (struct ref *)(*refstartP); | |
| 1471 (*refstartP) = (void *)ref; | |
| 1472 } | |
| 1473 | |
| 1474 /* This might break on some exotic systems... */ | |
| 274 | 1475 vim_snprintf(name, sizeof(name), "::vim::%s_%lx", |
| 1476 prefix, (unsigned long)vimobj); | |
| 7 | 1477 cmd = Tcl_CreateObjCommand(interp, name, proc, |
| 1478 (ClientData)ref, (Tcl_CmdDeleteProc *)delref); | |
| 1479 if (!cmd) | |
| 1480 return NULL; | |
| 1481 | |
| 1482 ref->interp = interp; | |
| 1483 ref->cmd = cmd; | |
| 1484 ref->delcmd = NULL; | |
| 1485 ref->vimobj = vimobj; | |
| 1486 } | |
| 1487 return name; | |
| 1488 } | |
| 1489 | |
| 1490 static char * | |
| 1491 tclgetwindow(interp, win) | |
| 1492 Tcl_Interp *interp; | |
| 1493 win_T *win; | |
| 1494 { | |
| 502 | 1495 return tclgetref(interp, &(win->w_tcl_ref), "win", (void *)win, winselfcmd); |
| 7 | 1496 } |
| 1497 | |
| 1498 static char * | |
| 1499 tclgetbuffer(interp, buf) | |
| 1500 Tcl_Interp *interp; | |
| 1501 buf_T *buf; | |
| 1502 { | |
| 502 | 1503 return tclgetref(interp, &(buf->b_tcl_ref), "buf", (void *)buf, bufselfcmd); |
| 7 | 1504 } |
| 1505 | |
| 1506 static int | |
| 1507 tclsetdelcmd(interp, reflist, vimobj, delcmd) | |
| 1508 Tcl_Interp *interp; | |
| 1509 struct ref *reflist; | |
| 1510 void *vimobj; | |
| 1511 Tcl_Obj *delcmd; | |
| 1512 { | |
| 1513 if (reflist == &refsdeleted) | |
| 1514 { | |
| 1515 Tcl_SetResult(interp, _("cannot register callback command: buffer/window is already being deleted"), TCL_STATIC); | |
| 1516 return TCL_ERROR; | |
| 1517 } | |
| 1518 | |
| 1519 while (reflist != NULL) | |
| 1520 { | |
| 1521 if (reflist->interp == interp && reflist->vimobj == vimobj) | |
| 1522 { | |
| 1523 if (reflist->delcmd) | |
| 1125 | 1524 { |
| 7 | 1525 Tcl_DecrRefCount(reflist->delcmd); |
| 1125 | 1526 } |
| 7 | 1527 Tcl_IncrRefCount(delcmd); |
| 1528 reflist->delcmd = delcmd; | |
| 1529 return TCL_OK; | |
| 1530 } | |
| 1531 reflist = reflist->next; | |
| 1532 } | |
| 1533 /* This should never happen. Famous last word? */ | |
| 1534 EMSG(_("E280: TCL FATAL ERROR: reflist corrupt!? Please report this to vim-dev@vim.org")); | |
| 1535 Tcl_SetResult(interp, _("cannot register callback command: buffer/window reference not found"), TCL_STATIC); | |
| 1536 return TCL_ERROR; | |
| 1537 } | |
| 1538 | |
| 1539 | |
| 1540 /******************************************* | |
| 1541 I/O Channel | |
| 1542 ********************************************/ | |
| 1543 | |
| 1544 static int | |
| 1545 channel_close(instance, interp) | |
| 1546 ClientData instance; | |
| 1889 | 1547 Tcl_Interp *interp UNUSED; |
| 7 | 1548 { |
| 1549 int err = 0; | |
| 1550 | |
| 1551 /* currently does nothing */ | |
| 1552 | |
| 1553 if (instance != VIMOUT && instance != VIMERR) | |
| 1554 { | |
| 1555 Tcl_SetErrno(EBADF); | |
| 1556 err = EBADF; | |
| 1557 } | |
| 1558 return err; | |
| 1559 } | |
| 1560 | |
| 1561 static int | |
| 1562 channel_input(instance, buf, bufsiz, errptr) | |
| 1889 | 1563 ClientData instance UNUSED; |
| 1564 char *buf UNUSED; | |
| 1565 int bufsiz UNUSED; | |
| 7 | 1566 int *errptr; |
| 1567 { | |
| 1568 | |
| 1569 /* input is currently not supported */ | |
| 1570 | |
| 1571 Tcl_SetErrno(EINVAL); | |
| 1572 if (errptr) | |
| 1573 *errptr = EINVAL; | |
| 1574 return -1; | |
| 1575 } | |
| 1576 | |
| 1577 static int | |
| 1578 channel_output(instance, buf, bufsiz, errptr) | |
| 1579 ClientData instance; | |
| 1580 char *buf; | |
| 1581 int bufsiz; | |
| 1582 int *errptr; | |
| 1583 { | |
| 1584 char_u *str; | |
| 1585 int result; | |
| 1586 | |
| 1587 /* The buffer is not guaranteed to be 0-terminated, and we don't if | |
| 1588 * there is enough room to add a '\0'. So we have to create a copy | |
| 1589 * of the buffer... | |
| 1590 */ | |
| 1591 str = vim_strnsave((char_u *)buf, bufsiz); | |
| 1592 if (!str) | |
| 1593 { | |
| 1594 Tcl_SetErrno(ENOMEM); | |
| 1595 if (errptr) | |
| 1596 *errptr = ENOMEM; | |
| 1597 return -1; | |
| 1598 } | |
| 1599 | |
| 1600 result = bufsiz; | |
| 1601 if (instance == VIMOUT) | |
| 1602 tclmsg((char *)str); | |
| 1603 else | |
| 1604 if (instance == VIMERR) | |
| 1605 tclerrmsg((char *)str); | |
| 1606 else | |
| 1607 { | |
| 1608 Tcl_SetErrno(EBADF); | |
| 1609 if (errptr) | |
| 1610 *errptr = EBADF; | |
| 1611 result = -1; | |
| 1612 } | |
| 1613 vim_free(str); | |
| 1614 return result; | |
| 1615 } | |
| 1616 | |
| 1617 static void | |
| 1618 channel_watch(instance, mask) | |
| 1889 | 1619 ClientData instance UNUSED; |
| 1620 int mask UNUSED; | |
| 7 | 1621 { |
| 1622 Tcl_SetErrno(EINVAL); | |
| 1623 } | |
| 1624 | |
| 1625 static int | |
| 1626 channel_gethandle(instance, direction, handleptr) | |
| 1889 | 1627 ClientData instance UNUSED; |
| 1628 int direction UNUSED; | |
| 1629 ClientData *handleptr UNUSED; | |
| 7 | 1630 { |
| 1631 Tcl_SetErrno(EINVAL); | |
| 1632 return EINVAL; | |
| 1633 } | |
| 1634 | |
| 1635 | |
| 1636 static Tcl_ChannelType channel_type = | |
| 1637 { | |
| 1890 | 1638 "vimmessage", /* typeName */ |
| 3369 | 1639 TCL_CHANNEL_VERSION_2, /* version */ |
| 1890 | 1640 channel_close, /* closeProc */ |
| 1641 channel_input, /* inputProc */ | |
| 1642 channel_output, /* outputProc */ | |
| 1643 NULL, /* seekProc */ | |
| 1644 NULL, /* setOptionProc */ | |
| 1645 NULL, /* getOptionProc */ | |
| 1646 channel_watch, /* watchProc */ | |
| 1647 channel_gethandle, /* getHandleProc */ | |
| 1648 NULL, /* close2Proc */ | |
| 1649 NULL, /* blockModeProc */ | |
| 1650 #ifdef TCL_CHANNEL_VERSION_2 | |
| 1651 NULL, /* flushProc */ | |
| 1652 NULL, /* handlerProc */ | |
| 1653 #endif | |
| 3369 | 1654 /* The following should not be necessary since TCL_CHANNEL_VERSION_2 was |
| 1655 * set above */ | |
| 1890 | 1656 #ifdef TCL_CHANNEL_VERSION_3 |
| 1657 NULL, /* wideSeekProc */ | |
| 1658 #endif | |
| 1659 #ifdef TCL_CHANNEL_VERSION_4 | |
| 1660 NULL, /* threadActionProc */ | |
| 1661 #endif | |
| 1662 #ifdef TCL_CHANNEL_VERSION_5 | |
| 1663 NULL /* truncateProc */ | |
| 1664 #endif | |
| 7 | 1665 }; |
| 1666 | |
| 1667 /********************************** | |
| 1668 Interface to vim | |
| 1669 **********************************/ | |
| 1670 | |
| 1671 static void | |
| 1672 tclupdatevars() | |
| 1673 { | |
| 1674 char varname[VARNAME_SIZE]; /* must be writeable */ | |
| 1675 char *name; | |
| 1676 | |
| 1677 strcpy(varname, VAR_RANGE1); | |
| 1678 Tcl_UpdateLinkedVar(tclinfo.interp, varname); | |
| 1679 strcpy(varname, VAR_RANGE2); | |
| 1680 Tcl_UpdateLinkedVar(tclinfo.interp, varname); | |
| 1681 strcpy(varname, VAR_RANGE3); | |
| 1682 Tcl_UpdateLinkedVar(tclinfo.interp, varname); | |
| 1683 | |
| 1684 strcpy(varname, VAR_LBASE); | |
| 1685 Tcl_UpdateLinkedVar(tclinfo.interp, varname); | |
| 1686 | |
| 1687 name = tclgetbuffer(tclinfo.interp, curbuf); | |
| 1688 strcpy(tclinfo.curbuf, name); | |
| 1689 strcpy(varname, VAR_CURBUF); | |
| 1690 Tcl_UpdateLinkedVar(tclinfo.interp, varname); | |
| 1691 | |
| 1692 name = tclgetwindow(tclinfo.interp, curwin); | |
| 1693 strcpy(tclinfo.curwin, name); | |
| 1694 strcpy(varname, VAR_CURWIN); | |
| 1695 Tcl_UpdateLinkedVar(tclinfo.interp, varname); | |
| 1696 } | |
| 1697 | |
| 1698 | |
| 1699 static int | |
| 1700 tclinit(eap) | |
| 1701 exarg_T *eap; | |
| 1702 { | |
| 1703 char varname[VARNAME_SIZE]; /* Tcl_LinkVar requires writeable varname */ | |
| 1704 char *name; | |
| 1705 | |
| 1706 #ifdef DYNAMIC_TCL | |
| 1707 if (!tcl_enabled(TRUE)) | |
| 1708 { | |
| 1709 EMSG(_("E571: Sorry, this command is disabled: the Tcl library could not be loaded.")); | |
| 1710 return FAIL; | |
| 1711 } | |
| 1712 #endif | |
| 1713 | |
| 1714 if (!tclinfo.interp) | |
| 1715 { | |
| 1716 Tcl_Interp *interp; | |
| 1717 static Tcl_Channel ch1, ch2; | |
| 1718 | |
| 3369 | 1719 /* Create replacement channels for stdout and stderr; this has to be |
| 1720 * done each time an interpreter is created since the channels are closed | |
| 1721 * when the interpreter is deleted */ | |
| 7 | 1722 ch1 = Tcl_CreateChannel(&channel_type, "vimout", VIMOUT, TCL_WRITABLE); |
| 1723 ch2 = Tcl_CreateChannel(&channel_type, "vimerr", VIMERR, TCL_WRITABLE); | |
| 1724 Tcl_SetStdChannel(ch1, TCL_STDOUT); | |
| 1725 Tcl_SetStdChannel(ch2, TCL_STDERR); | |
| 1726 | |
| 1727 interp = Tcl_CreateInterp(); | |
| 1728 Tcl_Preserve(interp); | |
| 1729 if (Tcl_Init(interp) == TCL_ERROR) | |
| 1730 { | |
| 1731 Tcl_Release(interp); | |
| 1732 Tcl_DeleteInterp(interp); | |
| 1733 return FAIL; | |
| 1734 } | |
| 1735 #if 0 | |
| 1736 /* VIM sure is interactive */ | |
| 1737 Tcl_SetVar(interp, "tcl_interactive", "1", TCL_GLOBAL_ONLY); | |
| 1738 #endif | |
| 1739 | |
| 1740 Tcl_SetChannelOption(interp, ch1, "-buffering", "line"); | |
| 3369 | 1741 #ifdef WIN3264 |
| 1742 Tcl_SetChannelOption(interp, ch1, "-translation", "lf"); | |
| 1743 #endif | |
| 7 | 1744 Tcl_SetChannelOption(interp, ch2, "-buffering", "line"); |
| 3369 | 1745 #ifdef WIN3264 |
| 1746 Tcl_SetChannelOption(interp, ch2, "-translation", "lf"); | |
| 1747 #endif | |
| 7 | 1748 |
| 3369 | 1749 /* replace standard Tcl exit command */ |
| 7 | 1750 Tcl_DeleteCommand(interp, "exit"); |
| 1751 Tcl_CreateObjCommand(interp, "exit", exitcmd, | |
| 1752 (ClientData)NULL, (Tcl_CmdDeleteProc *)NULL); | |
| 1753 | |
| 1754 /* new commands, in ::vim namespace */ | |
| 1755 Tcl_CreateObjCommand(interp, "::vim::buffer", buffercmd, | |
| 1756 (ClientData)NULL, (Tcl_CmdDeleteProc *)NULL); | |
| 1757 Tcl_CreateObjCommand(interp, "::vim::window", windowcmd, | |
| 1758 (ClientData)NULL, (Tcl_CmdDeleteProc *)NULL); | |
| 1759 Tcl_CreateObjCommand(interp, "::vim::command", commandcmd, | |
| 1760 (ClientData)NULL, (Tcl_CmdDeleteProc *)NULL); | |
| 1761 Tcl_CreateObjCommand(interp, "::vim::beep", beepcmd, | |
| 1762 (ClientData)NULL, (Tcl_CmdDeleteProc *)NULL); | |
| 1763 Tcl_CreateObjCommand(interp, "::vim::option", optioncmd, | |
| 1764 (ClientData)NULL, (Tcl_CmdDeleteProc *)NULL); | |
| 1765 Tcl_CreateObjCommand(interp, "::vim::expr", exprcmd, | |
| 1766 (ClientData)NULL, (Tcl_CmdDeleteProc *)NULL); | |
| 1767 | |
| 1768 /* "lbase" variable */ | |
| 1769 tclinfo.lbase = 1; | |
| 1770 strcpy(varname, VAR_LBASE); | |
| 1771 Tcl_LinkVar(interp, varname, (char *)&tclinfo.lbase, TCL_LINK_INT); | |
| 1772 | |
| 1773 /* "range" variable */ | |
| 1774 tclinfo.range_start = eap->line1; | |
| 1775 strcpy(varname, VAR_RANGE1); | |
| 1776 Tcl_LinkVar(interp, varname, (char *)&tclinfo.range_start, TCL_LINK_INT|TCL_LINK_READ_ONLY); | |
| 1777 strcpy(varname, VAR_RANGE2); | |
| 1778 Tcl_LinkVar(interp, varname, (char *)&tclinfo.range_start, TCL_LINK_INT|TCL_LINK_READ_ONLY); | |
| 1779 tclinfo.range_end = eap->line2; | |
| 1780 strcpy(varname, VAR_RANGE3); | |
| 1781 Tcl_LinkVar(interp, varname, (char *)&tclinfo.range_end, TCL_LINK_INT|TCL_LINK_READ_ONLY); | |
| 1782 | |
| 1783 /* "current" variable */ | |
| 1784 tclinfo.curbuf = Tcl_Alloc(VARNAME_SIZE); | |
| 1785 tclinfo.curwin = Tcl_Alloc(VARNAME_SIZE); | |
| 1786 name = tclgetbuffer(interp, curbuf); | |
| 1787 strcpy(tclinfo.curbuf, name); | |
| 1788 strcpy(varname, VAR_CURBUF); | |
| 1789 Tcl_LinkVar(interp, varname, (char *)&tclinfo.curbuf, TCL_LINK_STRING|TCL_LINK_READ_ONLY); | |
| 1790 name = tclgetwindow(interp, curwin); | |
| 1791 strcpy(tclinfo.curwin, name); | |
| 1792 strcpy(varname, VAR_CURWIN); | |
| 1793 Tcl_LinkVar(interp, varname, (char *)&tclinfo.curwin, TCL_LINK_STRING|TCL_LINK_READ_ONLY); | |
| 1794 | |
| 1795 tclinfo.interp = interp; | |
| 1796 } | |
| 1797 else | |
| 1798 { | |
| 1799 /* Interpreter already exists, just update variables */ | |
| 1800 tclinfo.range_start = row2tcl(eap->line1); | |
| 1801 tclinfo.range_end = row2tcl(eap->line2); | |
| 1802 tclupdatevars(); | |
| 1803 } | |
| 3369 | 1804 |
| 1805 tclinfo.exitvalue = 0; | |
| 7 | 1806 return OK; |
| 1807 } | |
| 1808 | |
| 1809 static void | |
| 1810 tclerrmsg(text) | |
| 1811 char *text; | |
| 1812 { | |
| 1813 char *next; | |
| 1814 | |
| 1815 while ((next=strchr(text, '\n'))) | |
| 1816 { | |
| 1817 *next++ = '\0'; | |
| 1818 EMSG(text); | |
| 1819 text = next; | |
| 1820 } | |
| 1821 if (*text) | |
| 1822 EMSG(text); | |
| 1823 } | |
| 1824 | |
| 1825 static void | |
| 1826 tclmsg(text) | |
| 1827 char *text; | |
| 1828 { | |
| 1829 char *next; | |
| 1830 | |
| 1831 while ((next=strchr(text, '\n'))) | |
| 1832 { | |
| 1833 *next++ = '\0'; | |
| 1834 MSG(text); | |
| 1835 text = next; | |
| 1836 } | |
| 1837 if (*text) | |
| 1838 MSG(text); | |
| 1839 } | |
| 1840 | |
| 1841 static void | |
| 1842 tcldelthisinterp() | |
| 1843 { | |
| 1844 if (!Tcl_InterpDeleted(tclinfo.interp)) | |
| 1845 Tcl_DeleteInterp(tclinfo.interp); | |
| 1846 Tcl_Release(tclinfo.interp); | |
| 1847 /* The interpreter is now gets deleted. All registered commands (esp. | |
| 1848 * window and buffer commands) are deleted, triggering their deletion | |
| 1849 * callback, which deletes all refs pointing to this interpreter. | |
| 1850 * We could garbage-collect the unused ref structs in all windows and | |
| 1851 * buffers, but unless the user creates hundreds of sub-interpreters | |
| 1222 | 1852 * all referring to lots of windows and buffers, this is hardly worth |
| 7 | 1853 * the effort. Unused refs are recycled by other interpreters, and |
| 1854 * all refs are free'd when the window/buffer gets closed by vim. | |
| 1855 */ | |
| 1856 | |
| 1857 tclinfo.interp = NULL; | |
| 1858 Tcl_Free(tclinfo.curbuf); | |
| 1859 Tcl_Free(tclinfo.curwin); | |
| 1860 tclinfo.curbuf = tclinfo.curwin = NULL; | |
| 1861 } | |
| 1862 | |
| 1863 static int | |
| 1864 tclexit(error) | |
| 1865 int error; | |
| 1866 { | |
| 1867 int newerr = OK; | |
| 1868 | |
| 3369 | 1869 if (Tcl_InterpDeleted(tclinfo.interp) /* True if we intercepted Tcl's exit command */ |
| 1870 #if (TCL_MAJOR_VERSION == 8 && TCL_MINOR_VERSION >= 5) || TCL_MAJOR_VERSION > 8 | |
| 1871 || Tcl_LimitExceeded(tclinfo.interp) /* True if the interpreter cannot continue */ | |
| 1872 #endif | |
| 1873 ) | |
| 7 | 1874 { |
| 274 | 1875 char buf[50]; |
| 7 | 1876 |
| 3369 | 1877 sprintf(buf, _("E572: exit code %d"), tclinfo.exitvalue); |
| 1878 tclerrmsg(buf); | |
| 1879 if (tclinfo.exitvalue == 0) | |
| 7 | 1880 { |
| 3369 | 1881 did_emsg = 0; |
| 1882 newerr = OK; | |
| 7 | 1883 } |
| 1884 else | |
| 3369 | 1885 newerr = FAIL; |
| 7 | 1886 |
| 1887 tcldelthisinterp(); | |
| 1888 } | |
| 1889 else | |
| 1890 { | |
| 1891 char *result; | |
| 1892 | |
| 135 | 1893 result = (char *)Tcl_GetStringResult(tclinfo.interp); |
| 7 | 1894 if (error == TCL_OK) |
| 1895 { | |
| 1896 tclmsg(result); | |
| 1897 newerr = OK; | |
| 1898 } | |
| 1899 else | |
| 1900 { | |
| 1901 tclerrmsg(result); | |
| 1902 newerr = FAIL; | |
| 1903 } | |
| 1904 } | |
| 1905 | |
| 1906 return newerr; | |
| 1907 } | |
| 1908 | |
| 1909 /* | |
| 1910 * ":tcl" | |
| 1911 */ | |
| 1912 void | |
| 1913 ex_tcl(eap) | |
| 1914 exarg_T *eap; | |
| 1915 { | |
| 1916 char_u *script; | |
| 1917 int err; | |
| 1918 | |
| 1919 script = script_get(eap, eap->arg); | |
| 1920 if (!eap->skip) | |
| 1921 { | |
| 1922 err = tclinit(eap); | |
| 1923 if (err == OK) | |
| 1924 { | |
| 1925 Tcl_AllowExceptions(tclinfo.interp); | |
| 1926 if (script == NULL) | |
| 1927 err = Tcl_Eval(tclinfo.interp, (char *)eap->arg); | |
| 1928 else | |
| 1929 err = Tcl_Eval(tclinfo.interp, (char *)script); | |
| 1930 err = tclexit(err); | |
| 1931 } | |
| 1932 } | |
| 1933 vim_free(script); | |
| 1934 } | |
| 1935 | |
| 1936 /* | |
| 1937 * ":tclfile" | |
| 1938 */ | |
| 1939 void | |
| 1940 ex_tclfile(eap) | |
| 1941 exarg_T *eap; | |
| 1942 { | |
| 1943 char *file = (char *)eap->arg; | |
| 1944 int err; | |
| 1945 | |
| 1946 err = tclinit(eap); | |
| 1947 if (err == OK) | |
| 1948 { | |
| 1949 Tcl_AllowExceptions(tclinfo.interp); | |
| 1950 err = Tcl_EvalFile(tclinfo.interp, file); | |
| 1951 err = tclexit(err); | |
| 1952 } | |
| 1953 } | |
| 1954 | |
| 1955 /* | |
| 1956 * ":tcldo" | |
| 1957 */ | |
| 1958 void | |
| 1959 ex_tcldo(eap) | |
| 1960 exarg_T *eap; | |
| 1961 { | |
| 1962 char *script, *line; | |
| 1963 int err, rs, re, lnum; | |
| 1964 char var_lnum[VARNAME_SIZE]; /* must be writeable memory */ | |
| 1965 char var_line[VARNAME_SIZE]; | |
| 1966 linenr_T first_line = 0; | |
| 1967 linenr_T last_line = 0; | |
| 1968 | |
| 1969 rs = eap->line1; | |
| 1970 re = eap->line2; | |
| 1971 script = (char *)eap->arg; | |
| 1972 strcpy(var_lnum, VAR_CURLNUM); | |
| 1973 strcpy(var_line, VAR_CURLINE); | |
| 1974 | |
| 1975 err = tclinit(eap); | |
| 1976 if (err != OK) | |
| 1977 return; | |
| 1978 | |
| 1979 lnum = row2tcl(rs); | |
| 1980 Tcl_LinkVar(tclinfo.interp, var_lnum, (char *)&lnum, TCL_LINK_INT|TCL_LINK_READ_ONLY); | |
| 1981 err = TCL_OK; | |
| 1982 if (u_save((linenr_T)(rs-1), (linenr_T)(re+1)) != OK) | |
| 1983 { | |
| 1984 Tcl_SetResult(tclinfo.interp, _("cannot save undo information"), TCL_STATIC); | |
| 1985 err = TCL_ERROR; | |
| 1986 } | |
| 1987 while (err == TCL_OK && rs <= re) | |
| 1988 { | |
| 1989 line = (char *)ml_get_buf(curbuf, (linenr_T)rs, FALSE); | |
| 1990 if (!line) | |
| 1991 { | |
| 1992 Tcl_SetResult(tclinfo.interp, _("cannot get line"), TCL_STATIC); | |
| 1993 err = TCL_ERROR; | |
| 1994 break; | |
| 1995 } | |
| 1996 Tcl_SetVar(tclinfo.interp, var_line, line, 0); | |
| 1997 Tcl_AllowExceptions(tclinfo.interp); | |
| 1998 err = Tcl_Eval(tclinfo.interp, script); | |
| 3369 | 1999 if (err != TCL_OK |
| 2000 || Tcl_InterpDeleted(tclinfo.interp) | |
| 2001 #if (TCL_MAJOR_VERSION == 8 && TCL_MINOR_VERSION >= 5) || TCL_MAJOR_VERSION > 8 | |
| 2002 || Tcl_LimitExceeded(tclinfo.interp) | |
| 2003 #endif | |
| 2004 ) | |
| 7 | 2005 break; |
| 135 | 2006 line = (char *)Tcl_GetVar(tclinfo.interp, var_line, 0); |
| 7 | 2007 if (line) |
| 2008 { | |
| 2009 if (ml_replace((linenr_T)rs, (char_u *)line, TRUE) != OK) | |
| 2010 { | |
| 2011 Tcl_SetResult(tclinfo.interp, _("cannot replace line"), TCL_STATIC); | |
| 2012 err = TCL_ERROR; | |
| 2013 break; | |
| 2014 } | |
| 2015 if (first_line == 0) | |
| 2016 first_line = rs; | |
| 2017 last_line = rs; | |
| 2018 } | |
| 2019 ++rs; | |
| 2020 ++lnum; | |
| 2021 Tcl_UpdateLinkedVar(tclinfo.interp, var_lnum); | |
| 2022 } | |
| 2023 if (first_line) | |
| 2024 changed_lines(first_line, 0, last_line + 1, (long)0); | |
| 2025 | |
| 2026 Tcl_UnsetVar(tclinfo.interp, var_line, 0); | |
| 2027 Tcl_UnlinkVar(tclinfo.interp, var_lnum); | |
| 2028 if (err == TCL_OK) | |
| 2029 Tcl_ResetResult(tclinfo.interp); | |
| 2030 | |
| 2031 (void)tclexit(err); | |
| 2032 } | |
| 2033 | |
| 2034 static void | |
| 2035 tcldelallrefs(ref) | |
| 2036 struct ref *ref; | |
| 2037 { | |
| 2038 struct ref *next; | |
| 2039 int err; | |
| 2040 char *result; | |
| 2041 | |
| 2042 while (ref != NULL) | |
| 2043 { | |
| 2044 next = ref->next; | |
| 2045 if (ref->interp) | |
| 2046 { | |
| 2047 if (ref->delcmd) | |
| 2048 { | |
| 2049 err = Tcl_GlobalEvalObj(ref->interp, ref->delcmd); | |
| 2050 if (err != TCL_OK) | |
| 2051 { | |
| 135 | 2052 result = (char *)Tcl_GetStringResult(ref->interp); |
| 7 | 2053 if (result) |
| 2054 tclerrmsg(result); | |
| 2055 } | |
| 2056 Tcl_DecrRefCount(ref->delcmd); | |
| 2057 ref->delcmd = NULL; | |
| 2058 } | |
| 2059 Tcl_DeleteCommandFromToken(ref->interp, ref->cmd); | |
| 2060 } | |
| 2061 Tcl_Free((char *)ref); | |
| 2062 ref = next; | |
| 2063 } | |
| 2064 } | |
| 2065 | |
| 2066 void | |
| 2067 tcl_buffer_free(buf) | |
| 2068 buf_T *buf; | |
| 2069 { | |
| 2070 struct ref *reflist; | |
| 2071 | |
| 2072 #ifdef DYNAMIC_TCL | |
| 2073 if (!stubs_initialized) /* Not using Tcl, nothing to do. */ | |
| 2074 return; | |
| 2075 #endif | |
| 2076 | |
| 502 | 2077 reflist = (struct ref *)(buf->b_tcl_ref); |
| 7 | 2078 if (reflist != &refsdeleted) |
| 2079 { | |
| 502 | 2080 buf->b_tcl_ref = (void *)&refsdeleted; |
| 7 | 2081 tcldelallrefs(reflist); |
| 502 | 2082 buf->b_tcl_ref = NULL; |
| 7 | 2083 } |
| 2084 } | |
| 2085 | |
| 2086 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 2087 void | |
| 2088 tcl_window_free(win) | |
| 2089 win_T *win; | |
| 2090 { | |
| 2091 struct ref *reflist; | |
| 2092 | |
| 2093 #ifdef DYNAMIC_TCL | |
| 2094 if (!stubs_initialized) /* Not using Tcl, nothing to do. */ | |
| 2095 return; | |
| 2096 #endif | |
| 2097 | |
| 502 | 2098 reflist = (struct ref*)(win->w_tcl_ref); |
| 7 | 2099 if (reflist != &refsdeleted) |
| 2100 { | |
| 502 | 2101 win->w_tcl_ref = (void *)&refsdeleted; |
| 7 | 2102 tcldelallrefs(reflist); |
| 502 | 2103 win->w_tcl_ref = NULL; |
| 7 | 2104 } |
| 2105 } | |
| 2106 #endif | |
| 2107 | |
| 2108 /* The End */ |