Mercurial > vim
annotate src/if_tcl.c @ 30754:12f55dde9050
Added tag v9.0.0711 for changeset b6b3266713969a241d356786428e8486a0279a02
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Mon, 10 Oct 2022 13:15:04 +0200 |
| parents | 37aa9fd2ed72 |
| children | bb5458706799 |
| rev | line source |
|---|---|
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1 /* vi:set ts=8 sts=4 sw=4 noet: |
| 7 | 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" | |
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70 #undef EXTERN // tcl.h defines it too |
| 7 | 71 |
| 72 #ifdef DYNAMIC_TCL | |
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73 # define USE_TCL_STUBS // use tcl's stubs mechanism |
| 7 | 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 | |
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109 // This appears to be new in Tcl 8.4. |
| 135 | 110 #ifndef CONST84 |
| 111 # define CONST84 | |
| 112 #endif | |
| 113 | |
| 7 | 114 /* |
| 115 * List of Tcl interpreters who reference a vim window or buffer. | |
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116 * Each buffer and window has its own list in the w_tcl_ref or b_tcl_ref |
| 502 | 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; | |
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126 Tcl_Command cmd; // Tcl command that represents this object |
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127 Tcl_Obj *delcmd; // Tcl command to call when object is being del. |
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128 void *vimobj; // Vim window or buffer (win_T* or buf_T*) |
| 7 | 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 | |
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145 static struct ref refsdeleted; // dummy object for deleted ref list |
| 7 | 146 |
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147 ////////////////////////////////////////////////////////////////////////////// |
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148 // TCL interface manager |
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149 //////////////////////////////////////////////////////////////////////////// |
| 7 | 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 | |
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159 # ifndef DYNAMIC_TCL // Just generating prototypes |
| 7 | 160 typedef int HANDLE; |
| 161 # endif | |
| 162 | |
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163 # ifndef MSWIN |
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164 # include <dlfcn.h> |
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165 # define HANDLE void* |
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166 # define TCL_PROC void* |
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167 # define load_dll(n) dlopen((n), RTLD_LAZY|RTLD_GLOBAL) |
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168 # define symbol_from_dll dlsym |
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169 # define close_dll dlclose |
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170 # define load_dll_error dlerror |
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171 # else |
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172 # define TCL_PROC FARPROC |
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173 # define load_dll vimLoadLib |
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174 # define symbol_from_dll GetProcAddress |
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175 # define close_dll FreeLibrary |
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176 # define load_dll_error GetWin32Error |
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177 # endif |
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178 |
| 7 | 179 /* |
| 1890 | 180 * Declare HANDLE for tcl.dll and function pointers. |
| 7 | 181 */ |
| 182 static HANDLE hTclLib = NULL; | |
| 183 Tcl_Interp* (*dll_Tcl_CreateInterp)(); | |
| 5390 | 184 void (*dll_Tcl_FindExecutable)(const void *); |
| 7 | 185 |
| 186 /* | |
| 187 * Table of name to function pointer of tcl. | |
| 188 */ | |
| 189 static struct { | |
| 190 char* name; | |
| 191 TCL_PROC* ptr; | |
| 192 } tcl_funcname_table[] = { | |
| 193 {"Tcl_CreateInterp", (TCL_PROC*)&dll_Tcl_CreateInterp}, | |
| 5390 | 194 {"Tcl_FindExecutable", (TCL_PROC*)&dll_Tcl_FindExecutable}, |
| 7 | 195 {NULL, NULL}, |
| 196 }; | |
| 197 | |
| 198 /* | |
| 199 * Make all runtime-links of tcl. | |
| 200 * | |
| 201 * 1. Get module handle using LoadLibraryEx. | |
| 1890 | 202 * 2. Get pointer to tcl function by GetProcAddress. |
| 7 | 203 * 3. Repeat 2, until get all functions will be used. |
| 204 * | |
| 205 * Parameter 'libname' provides name of DLL. | |
| 206 * Return OK or FAIL. | |
| 207 */ | |
| 208 static int | |
| 209 tcl_runtime_link_init(char *libname, int verbose) | |
| 210 { | |
| 211 int i; | |
| 212 | |
| 213 if (hTclLib) | |
| 214 return OK; | |
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215 if (!(hTclLib = load_dll(libname))) |
| 7 | 216 { |
| 217 if (verbose) | |
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218 semsg(_(e_could_not_load_library_str_str), libname, load_dll_error()); |
| 7 | 219 return FAIL; |
| 220 } | |
| 221 for (i = 0; tcl_funcname_table[i].ptr; ++i) | |
| 222 { | |
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223 if (!(*tcl_funcname_table[i].ptr = symbol_from_dll(hTclLib, |
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224 tcl_funcname_table[i].name))) |
| 7 | 225 { |
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226 close_dll(hTclLib); |
| 7 | 227 hTclLib = NULL; |
| 228 if (verbose) | |
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229 semsg(_(e_could_not_load_library_function_str), |
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230 tcl_funcname_table[i].name); |
| 7 | 231 return FAIL; |
| 232 } | |
| 233 } | |
| 234 return OK; | |
| 235 } | |
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236 #endif // defined(DYNAMIC_TCL) || defined(PROTO) |
| 7 | 237 |
| 238 #ifdef DYNAMIC_TCL | |
| 239 static char *find_executable_arg = NULL; | |
| 240 #endif | |
| 241 | |
| 242 void | |
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243 vim_tcl_init(char *arg) |
| 7 | 244 { |
| 245 #ifndef DYNAMIC_TCL | |
| 246 Tcl_FindExecutable(arg); | |
| 247 #else | |
| 248 find_executable_arg = arg; | |
| 249 #endif | |
| 250 } | |
| 251 | |
| 252 #if defined(DYNAMIC_TCL) || defined(PROTO) | |
| 253 | |
| 254 static int stubs_initialized = FALSE; | |
| 255 | |
| 256 /* | |
| 257 * Return TRUE if the TCL interface can be used. | |
| 258 */ | |
| 259 int | |
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260 tcl_enabled(int verbose) |
| 7 | 261 { |
| 262 if (!stubs_initialized && find_executable_arg != NULL | |
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263 && tcl_runtime_link_init((char *)p_tcldll, verbose) == OK) |
| 7 | 264 { |
| 265 Tcl_Interp *interp; | |
| 266 | |
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267 // Note: the library will allocate memory to store the executable name, |
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268 // which will be reported as possibly leaked by valgrind. |
| 5390 | 269 dll_Tcl_FindExecutable(find_executable_arg); |
| 270 | |
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271 if ((interp = dll_Tcl_CreateInterp()) != NULL) |
| 7 | 272 { |
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273 if (Tcl_InitStubs(interp, DYNAMIC_TCL_VER, 0) != NULL) |
| 7 | 274 { |
| 275 Tcl_DeleteInterp(interp); | |
| 276 stubs_initialized = TRUE; | |
| 277 } | |
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278 // FIXME: When Tcl_InitStubs() was failed, how delete interp? |
| 7 | 279 } |
| 280 } | |
| 281 return stubs_initialized; | |
| 282 } | |
| 283 #endif | |
| 284 | |
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285 #if defined(EXITFREE) || defined(PROTO) |
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286 /* |
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287 * Called once when exiting. |
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288 */ |
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289 void |
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290 vim_tcl_finalize(void) |
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291 { |
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292 # ifdef DYNAMIC_TCL |
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293 if (stubs_initialized) |
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294 # endif |
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295 Tcl_Finalize(); |
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296 } |
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297 #endif |
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298 |
| 7 | 299 void |
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300 tcl_end(void) |
| 7 | 301 { |
| 302 } | |
| 303 | |
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304 ///////////////////////////////////////////////////////////////////////////// |
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305 // Tcl commands |
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306 //////////////////////////////////////////////////////////////////////////// |
| 7 | 307 |
| 308 /* | |
| 3369 | 309 * Replace standard "exit" command. |
| 7 | 310 * |
| 3369 | 311 * Delete the Tcl interpreter; a new one will be created with the next |
| 312 * :tcl command). The exit code is saved (and retrieved in tclexit()). | |
| 313 * Since Tcl's exit is never expected to return and this replacement | |
| 314 * does, then (except for a trivial case) additional Tcl commands will | |
| 315 * be run. Since the interpreter is now marked as deleted, an error | |
| 316 * will be returned -- typically "attempt to call eval in deleted | |
| 317 * interpreter". Hopefully, at this point, checks for TCL_ERROR take | |
| 318 * place and control percolates back up to Vim -- but with this new error | |
| 319 * string in the interpreter's result value. Therefore it would be | |
| 320 * useless for this routine to return the exit code via Tcl_SetResult(). | |
| 7 | 321 */ |
| 322 static int | |
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323 exitcmd( |
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324 ClientData dummy UNUSED, |
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325 Tcl_Interp *interp, |
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326 int objc, |
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327 Tcl_Obj *CONST objv[]) |
| 7 | 328 { |
| 329 int value = 0; | |
| 330 | |
| 331 switch (objc) | |
| 332 { | |
| 333 case 2: | |
| 334 if (Tcl_GetIntFromObj(interp, objv[1], &value) != TCL_OK) | |
| 335 break; | |
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336 // FALLTHROUGH |
| 7 | 337 case 1: |
| 3369 | 338 tclinfo.exitvalue = value; |
| 339 | |
| 340 Tcl_DeleteInterp(interp); | |
| 341 break; | |
| 7 | 342 default: |
| 343 Tcl_WrongNumArgs(interp, 1, objv, "?returnCode?"); | |
| 344 } | |
| 345 return TCL_ERROR; | |
| 346 } | |
| 347 | |
| 348 /* | |
| 349 * "::vim::beep" - what Vi[m] does best :-) | |
| 350 */ | |
| 351 static int | |
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352 beepcmd( |
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353 ClientData dummy UNUSED, |
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354 Tcl_Interp *interp, |
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355 int objc, |
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356 Tcl_Obj *CONST objv[]) |
| 7 | 357 { |
| 358 if (objc != 1) | |
| 359 { | |
| 360 Tcl_WrongNumArgs(interp, 1, objv, NULL); | |
| 361 return TCL_ERROR; | |
| 362 } | |
| 6949 | 363 vim_beep(BO_LANG); |
| 7 | 364 return TCL_OK; |
| 365 } | |
| 366 | |
| 367 /* | |
| 368 * "::vim::buffer list" - create a list of buffer commands. | |
| 1222 | 369 * "::vim::buffer {N}" - create buffer command for buffer N. |
| 3369 | 370 * "::vim::buffer exists {N}" - test if buffer N exists. |
| 7 | 371 * "::vim::buffer new" - create a new buffer (not implemented) |
| 372 */ | |
| 373 static int | |
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374 buffercmd( |
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375 ClientData dummy UNUSED, |
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376 Tcl_Interp *interp, |
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377 int objc, |
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378 Tcl_Obj *CONST objv[]) |
| 7 | 379 { |
| 380 char *name; | |
| 381 buf_T *buf; | |
| 382 Tcl_Obj *resobj; | |
| 383 int err, n, idx; | |
| 384 enum {BCMD_EXISTS, BCMD_LIST}; | |
| 135 | 385 static CONST84 char *bcmdoptions[] = |
| 7 | 386 { |
| 387 "exists", "list", (char *)0 | |
| 388 }; | |
| 389 | |
| 390 if (objc < 2) | |
| 391 { | |
| 392 Tcl_WrongNumArgs(interp, 1, objv, "option"); | |
| 393 return TCL_ERROR; | |
| 394 } | |
| 395 err = Tcl_GetIntFromObj(interp, objv[1], &n); | |
| 396 if (err == TCL_OK) | |
| 397 { | |
| 398 if (objc != 2) | |
| 399 { | |
| 400 Tcl_WrongNumArgs(interp, 1, objv, "bufNumber"); | |
| 401 return TCL_ERROR; | |
| 402 } | |
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403 FOR_ALL_BUFFERS(buf) |
| 7 | 404 { |
| 405 if (buf->b_fnum == n) | |
| 406 { | |
| 407 name = tclgetbuffer(interp, buf); | |
| 408 if (name == NULL) | |
| 409 return TCL_ERROR; | |
| 410 Tcl_SetResult(interp, name, TCL_VOLATILE); | |
| 411 return TCL_OK; | |
| 412 } | |
| 413 } | |
| 414 Tcl_SetResult(interp, _("invalid buffer number"), TCL_STATIC); | |
| 415 return TCL_ERROR; | |
| 416 } | |
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417 Tcl_ResetResult(interp); // clear error from Tcl_GetIntFromObj |
| 7 | 418 |
| 419 err = Tcl_GetIndexFromObj(interp, objv[1], bcmdoptions, "option", 0, &idx); | |
| 420 if (err != TCL_OK) | |
| 421 return err; | |
| 422 switch (idx) | |
| 423 { | |
| 424 case BCMD_LIST: | |
| 425 if (objc != 2) | |
| 426 { | |
| 427 Tcl_WrongNumArgs(interp, 2, objv, ""); | |
| 428 err = TCL_ERROR; | |
| 429 break; | |
| 430 } | |
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431 FOR_ALL_BUFFERS(buf) |
| 7 | 432 { |
| 433 name = tclgetbuffer(interp, buf); | |
| 434 if (name == NULL) | |
| 435 { | |
| 436 err = TCL_ERROR; | |
| 437 break; | |
| 438 } | |
| 439 Tcl_AppendElement(interp, name); | |
| 440 } | |
| 441 break; | |
| 442 | |
| 443 case BCMD_EXISTS: | |
| 444 if (objc != 3) | |
| 445 { | |
| 446 Tcl_WrongNumArgs(interp, 2, objv, "bufNumber"); | |
| 447 err = TCL_ERROR; | |
| 448 break; | |
| 449 } | |
| 450 err = Tcl_GetIntFromObj(interp, objv[2], &n); | |
| 451 if (err == TCL_OK) | |
| 452 { | |
| 453 buf = buflist_findnr(n); | |
| 454 resobj = Tcl_NewIntObj(buf != NULL); | |
| 455 Tcl_SetObjResult(interp, resobj); | |
| 456 } | |
| 457 break; | |
| 458 | |
| 459 default: | |
| 460 Tcl_SetResult(interp, _("not implemented yet"), TCL_STATIC); | |
| 461 err = TCL_ERROR; | |
| 462 } | |
| 463 return err; | |
| 464 } | |
| 465 | |
| 466 /* | |
| 467 * "::vim::window list" - create list of window commands. | |
| 468 */ | |
| 469 static int | |
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470 windowcmd( |
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471 ClientData dummy UNUSED, |
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472 Tcl_Interp *interp, |
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473 int objc, |
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474 Tcl_Obj *CONST objv[]) |
| 7 | 475 { |
| 476 char *what, *string; | |
| 477 win_T *win; | |
| 478 | |
| 479 if (objc != 2) | |
| 480 { | |
| 481 Tcl_WrongNumArgs(interp, 1, objv, "option"); | |
| 482 return TCL_ERROR; | |
| 483 } | |
| 484 what = Tcl_GetStringFromObj(objv[1], NULL); | |
| 485 if (strcmp(what, "list") == 0) | |
| 486 { | |
| 487 FOR_ALL_WINDOWS(win) | |
| 488 { | |
| 489 string = tclgetwindow(interp, win); | |
| 490 if (string == NULL) | |
| 491 return TCL_ERROR; | |
| 492 Tcl_AppendElement(interp, string); | |
| 493 } | |
| 494 return TCL_OK; | |
| 495 } | |
| 496 Tcl_SetResult(interp, _("unknown option"), TCL_STATIC); | |
| 497 return TCL_ERROR; | |
| 498 } | |
| 499 | |
| 500 /* | |
| 501 * flags for bufselfcmd and winselfcmd to indicate outstanding actions. | |
| 502 */ | |
| 503 #define FL_UPDATE_SCREEN (1<<0) | |
| 504 #define FL_UPDATE_CURBUF (1<<1) | |
| 505 #define FL_ADJUST_CURSOR (1<<2) | |
| 506 | |
| 507 /* | |
| 508 * This function implements the buffer commands. | |
| 509 */ | |
| 510 static int | |
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511 bufselfcmd( |
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512 ClientData ref, |
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513 Tcl_Interp *interp, |
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514 int objc, |
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515 Tcl_Obj *CONST objv[]) |
| 7 | 516 { |
| 517 int opt, err, idx, flags; | |
| 518 int val1, val2, n, i; | |
| 519 buf_T *buf, *savebuf; | |
| 520 win_T *win, *savewin; | |
| 521 Tcl_Obj *resobj; | |
| 522 pos_T *pos; | |
| 523 char *line; | |
| 524 | |
| 525 enum | |
| 526 { | |
| 527 BUF_APPEND, BUF_COMMAND, BUF_COUNT, BUF_DELCMD, BUF_DELETE, BUF_EXPR, | |
| 528 BUF_GET, BUF_INSERT, BUF_LAST, BUF_MARK, BUF_NAME, BUF_NUMBER, | |
| 529 BUF_OPTION, BUF_SET, BUF_WINDOWS | |
| 530 }; | |
| 135 | 531 static CONST84 char *bufoptions[] = |
| 7 | 532 { |
| 533 "append", "command", "count", "delcmd", "delete", "expr", | |
| 534 "get", "insert", "last", "mark", "name", "number", | |
| 535 "option", "set", "windows", (char *)0 | |
| 536 }; | |
| 537 | |
| 538 if (objc < 2) | |
| 539 { | |
| 540 Tcl_WrongNumArgs(interp, 1, objv, "option ?arg ...?"); | |
| 541 return TCL_ERROR; | |
| 542 } | |
| 543 | |
| 544 err = Tcl_GetIndexFromObj(interp, objv[1], bufoptions, "option", 0, &idx); | |
| 545 if (err != TCL_OK) | |
| 546 return err; | |
| 547 | |
| 548 buf = (buf_T *)((struct ref *)ref)->vimobj; | |
| 549 savebuf = curbuf; curbuf = buf; | |
| 550 savewin = curwin; curwin = tclfindwin(buf); | |
| 551 flags = 0; | |
| 552 opt = 0; | |
| 553 | |
| 554 switch (idx) | |
| 555 { | |
| 556 case BUF_COMMAND: | |
| 557 err = tcldoexcommand(interp, objc, objv, 2); | |
| 558 flags |= FL_UPDATE_SCREEN; | |
| 559 break; | |
| 560 | |
| 561 case BUF_OPTION: | |
| 562 err = tclsetoption(interp, objc, objv, 2); | |
| 563 flags |= FL_UPDATE_SCREEN; | |
| 564 break; | |
| 565 | |
| 566 case BUF_EXPR: | |
| 567 err = tclvimexpr(interp, objc, objv, 2); | |
| 568 break; | |
| 569 | |
| 570 case BUF_NAME: | |
| 571 /* | |
| 572 * Get filename of buffer. | |
| 573 */ | |
| 574 if (objc != 2) | |
| 575 { | |
| 576 Tcl_WrongNumArgs(interp, 2, objv, NULL); | |
| 577 err = TCL_ERROR; | |
| 578 break; | |
| 579 } | |
| 580 if (buf->b_ffname) | |
| 581 Tcl_SetResult(interp, (char *)buf->b_ffname, TCL_VOLATILE); | |
| 582 else | |
| 583 Tcl_SetResult(interp, "", TCL_STATIC); | |
| 584 break; | |
| 585 | |
| 586 case BUF_LAST: | |
| 587 /* | |
| 588 * Get line number of last line. | |
| 589 */ | |
| 590 opt = 1; | |
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591 // fallthrough |
| 7 | 592 case BUF_COUNT: |
| 593 /* | |
| 594 * Get number of lines in buffer. | |
| 595 */ | |
| 596 if (objc != 2) | |
| 597 { | |
| 598 Tcl_WrongNumArgs(interp, 2, objv, NULL); | |
| 599 err = TCL_ERROR; | |
| 600 break; | |
| 601 } | |
| 602 val1 = (int)buf->b_ml.ml_line_count; | |
| 603 if (opt) | |
| 604 val1 = row2tcl(val1); | |
| 605 | |
| 606 resobj = Tcl_NewIntObj(val1); | |
| 607 Tcl_SetObjResult(interp, resobj); | |
| 608 break; | |
| 609 | |
| 610 case BUF_NUMBER: | |
| 611 /* | |
| 612 * Get buffer's number. | |
| 613 */ | |
| 614 if (objc != 2) | |
| 615 { | |
| 616 Tcl_WrongNumArgs(interp, 2, objv, NULL); | |
| 617 err = TCL_ERROR; | |
| 618 break; | |
| 619 } | |
| 620 resobj = Tcl_NewIntObj((int)buf->b_fnum); | |
| 621 Tcl_SetObjResult(interp, resobj); | |
| 622 break; | |
| 623 | |
| 624 case BUF_GET: | |
| 625 if (objc != 3 && objc != 4) | |
| 626 { | |
| 627 Tcl_WrongNumArgs(interp, 2, objv, "lineNumber ?lineNumber?"); | |
| 628 err = TCL_ERROR; | |
| 629 break; | |
| 630 } | |
| 631 err = tclgetlinenum(interp, objv[2], &val1, buf); | |
| 632 if (err != TCL_OK) | |
| 633 break; | |
| 634 if (objc == 4) | |
| 635 { | |
| 636 err = tclgetlinenum(interp, objv[3], &val2, buf); | |
| 637 if (err != TCL_OK) | |
| 638 break; | |
| 639 if (val1 > val2) | |
| 640 { | |
| 641 n = val1; val1 = val2; val2 = n; | |
| 642 } | |
| 643 Tcl_ResetResult(interp); | |
| 644 | |
| 645 for (n = val1; n <= val2 && err == TCL_OK; n++) | |
| 646 { | |
| 647 line = (char *)ml_get_buf(buf, (linenr_T)n, FALSE); | |
| 648 if (line) | |
| 649 Tcl_AppendElement(interp, line); | |
| 650 else | |
| 651 err = TCL_ERROR; | |
| 652 } | |
| 653 } | |
|
29660
e134ff00be57
patch 9.0.0170: various minor code formatting issues
Bram Moolenaar <Bram@vim.org>
parents:
29272
diff
changeset
|
654 else |
|
e134ff00be57
patch 9.0.0170: various minor code formatting issues
Bram Moolenaar <Bram@vim.org>
parents:
29272
diff
changeset
|
655 { // objc == 3 |
| 7 | 656 line = (char *)ml_get_buf(buf, (linenr_T)val1, FALSE); |
| 657 Tcl_SetResult(interp, line, TCL_VOLATILE); | |
| 658 } | |
| 659 break; | |
| 660 | |
| 661 case BUF_SET: | |
| 662 if (objc != 4 && objc != 5) | |
| 663 { | |
| 664 Tcl_WrongNumArgs(interp, 3, objv, "lineNumber ?lineNumber? stringOrList"); | |
| 665 err = TCL_ERROR; | |
| 666 break; | |
| 667 } | |
| 668 err = tclgetlinenum(interp, objv[2], &val1, buf); | |
| 669 if (err != TCL_OK) | |
| 670 return TCL_ERROR; | |
| 671 if (objc == 4) | |
| 672 { | |
| 673 /* | |
| 674 * Replace one line with a string. | |
| 675 * $buf set {n} {string} | |
| 676 */ | |
| 677 line = Tcl_GetStringFromObj(objv[3], NULL); | |
| 678 if (u_savesub((linenr_T)val1) != OK) | |
| 679 { | |
| 680 Tcl_SetResult(interp, _("cannot save undo information"), TCL_STATIC); | |
| 681 err = TCL_ERROR; | |
| 682 } | |
| 683 else | |
| 684 if (ml_replace((linenr_T)val1, (char_u *)line, TRUE) != OK) | |
| 685 { | |
| 686 Tcl_SetResult(interp, _("cannot replace line"), TCL_STATIC); | |
| 687 err = TCL_ERROR; | |
| 688 } | |
| 689 else | |
| 690 { | |
| 691 changed_bytes((linenr_T)val1, 0); | |
| 692 flags |= FL_UPDATE_CURBUF; | |
| 693 } | |
| 694 break; | |
| 695 } | |
| 696 else | |
| 697 { | |
| 698 /* | |
| 699 * Replace several lines with the elements of a Tcl list. | |
| 700 * $buf set {n} {m} {list} | |
| 701 * If the list contains more than {m}-{n}+1 elements, they | |
| 702 * are * inserted after line {m}. If the list contains fewer | |
| 703 * elements, * the lines from {n}+length({list}) through {m} | |
| 704 * are deleted. | |
| 705 */ | |
| 706 int lc; | |
| 707 Tcl_Obj **lv; | |
| 708 | |
| 709 err = tclgetlinenum(interp, objv[3], &val2, buf); | |
| 710 if (err != TCL_OK) | |
| 711 break; | |
| 712 err = Tcl_ListObjGetElements(interp, objv[4], &lc, &lv); | |
| 713 if (err != TCL_OK) | |
| 714 break; | |
| 715 if (val1 > val2) | |
| 716 { | |
| 717 n = val1; | |
| 718 val1 = val2; | |
| 719 val2 = n; | |
| 720 } | |
| 721 | |
| 722 n = val1; | |
| 723 if (u_save((linenr_T)(val1 - 1), (linenr_T)(val2 + 1)) != OK) | |
| 724 { | |
| 725 Tcl_SetResult(interp, _("cannot save undo information"), | |
| 726 TCL_STATIC); | |
| 727 err = TCL_ERROR; | |
| 728 break; | |
| 729 } | |
| 730 flags |= FL_UPDATE_CURBUF; | |
| 731 | |
| 732 for (i = 0; i < lc && n <= val2; i++) | |
| 733 { | |
| 734 line = Tcl_GetStringFromObj(lv[i], NULL); | |
| 735 if (ml_replace((linenr_T)n, (char_u *)line, TRUE) != OK) | |
| 736 goto setListError; | |
| 737 ++n; | |
| 738 } | |
| 739 if (i < lc) | |
| 740 { | |
|
18798
f0f9692d4487
patch 8.1.2387: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
16162
diff
changeset
|
741 // append lines |
| 7 | 742 do |
| 743 { | |
| 744 line = Tcl_GetStringFromObj(lv[i], NULL); | |
| 745 if (ml_append((linenr_T)(n - 1), | |
| 746 (char_u *)line, 0, FALSE) != OK) | |
| 747 goto setListError; | |
| 748 ++n; | |
| 749 ++i; | |
| 750 } while (i < lc); | |
| 751 } | |
| 752 else if (n <= val2) | |
| 753 { | |
|
18798
f0f9692d4487
patch 8.1.2387: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
16162
diff
changeset
|
754 // did not replace all lines, delete |
| 7 | 755 i = n; |
| 756 do | |
| 757 { | |
|
20599
d571231175b4
patch 8.2.0853: ml_delete() often called with FALSE argument
Bram Moolenaar <Bram@vim.org>
parents:
20369
diff
changeset
|
758 if (ml_delete((linenr_T)i) != OK) |
| 7 | 759 goto setListError; |
| 760 ++n; | |
| 761 } while (n <= val2); | |
| 762 } | |
|
18798
f0f9692d4487
patch 8.1.2387: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
16162
diff
changeset
|
763 lc -= val2 - val1 + 1; // number of lines to be replaced |
| 7 | 764 mark_adjust((linenr_T)val1, (linenr_T)val2, (long)MAXLNUM, |
| 765 (long)lc); | |
| 766 changed_lines((linenr_T)val1, 0, (linenr_T)val2 + 1, (long)lc); | |
| 767 break; | |
| 768 setListError: | |
|
18798
f0f9692d4487
patch 8.1.2387: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
16162
diff
changeset
|
769 u_undo(1); // ??? |
| 7 | 770 Tcl_SetResult(interp, _("cannot set line(s)"), TCL_STATIC); |
| 771 err = TCL_ERROR; | |
| 772 } | |
| 773 break; | |
| 774 | |
| 775 case BUF_DELETE: | |
| 776 if (objc != 3 && objc != 4) | |
| 777 { | |
| 778 Tcl_WrongNumArgs(interp, 3, objv, "lineNumber ?lineNumber?"); | |
| 779 err = TCL_ERROR; | |
| 780 break; | |
| 781 } | |
| 782 err = tclgetlinenum(interp, objv[2], &val1, buf); | |
| 783 if (err != TCL_OK) | |
| 784 break; | |
| 785 val2 = val1; | |
| 786 if (objc == 4) | |
| 787 { | |
| 788 err = tclgetlinenum(interp, objv[3], &val2, buf); | |
| 789 if (err != TCL_OK) | |
| 790 return err; | |
| 791 if (val1 > val2) | |
| 792 { | |
| 793 i = val1; val1 = val2; val2 = i; | |
| 794 } | |
| 795 } | |
| 796 n = val2 - val1 + 1; | |
| 797 if (u_savedel((linenr_T)val1, (long)n) != OK) | |
| 798 { | |
| 799 Tcl_SetResult(interp, _("cannot save undo information"), | |
| 800 TCL_STATIC); | |
| 801 err = TCL_ERROR; | |
| 802 break; | |
| 803 } | |
| 804 for (i = 0; i < n; i++) | |
| 805 { | |
|
20599
d571231175b4
patch 8.2.0853: ml_delete() often called with FALSE argument
Bram Moolenaar <Bram@vim.org>
parents:
20369
diff
changeset
|
806 ml_delete((linenr_T)val1); |
| 7 | 807 err = vimerror(interp); |
| 808 if (err != TCL_OK) | |
| 809 break; | |
| 810 } | |
| 811 if (i > 0) | |
| 812 deleted_lines_mark((linenr_T)val1, (long)i); | |
| 813 flags |= FL_ADJUST_CURSOR|FL_UPDATE_SCREEN; | |
| 814 break; | |
| 815 | |
| 816 case BUF_MARK: | |
| 817 if (objc != 3) | |
| 818 { | |
| 819 Tcl_WrongNumArgs(interp, 2, objv, "markName"); | |
| 820 err = TCL_ERROR; | |
| 821 break; | |
| 822 } | |
| 823 line = Tcl_GetStringFromObj(objv[2], NULL); | |
| 824 | |
| 825 pos = NULL; | |
| 826 if (line[0] != '\0' && line[1] == '\0') | |
| 827 pos = getmark(line[0], FALSE); | |
| 828 if (pos == NULL) | |
| 829 { | |
| 830 Tcl_SetResult(interp, _("invalid mark name"), TCL_STATIC); | |
| 831 err = TCL_ERROR; | |
| 832 break; | |
| 833 } | |
| 834 err = vimerror(interp); | |
| 835 if (err != TCL_OK) | |
| 836 break; | |
| 837 if (pos->lnum <= 0) | |
| 838 { | |
| 839 Tcl_SetResult(interp, _("mark not set"), TCL_STATIC); | |
| 840 err = TCL_ERROR; | |
| 841 } | |
| 842 else | |
| 843 { | |
| 844 char rbuf[64]; | |
| 274 | 845 |
| 846 sprintf(rbuf, _("row %d column %d"), | |
| 847 (int)row2tcl(pos->lnum), (int)col2tcl(pos->col)); | |
| 7 | 848 Tcl_SetResult(interp, rbuf, TCL_VOLATILE); |
| 849 } | |
| 850 break; | |
| 851 | |
| 852 case BUF_INSERT: | |
| 853 opt = 1; | |
|
18798
f0f9692d4487
patch 8.1.2387: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
16162
diff
changeset
|
854 // fallthrough |
| 7 | 855 case BUF_APPEND: |
| 856 if (objc != 4) | |
| 857 { | |
| 858 Tcl_WrongNumArgs(interp, 2, objv, "lineNum text"); | |
| 859 err = TCL_ERROR; | |
| 860 break; | |
| 861 } | |
| 862 err = tclgetlinenum(interp, objv[2], &val1, buf); | |
| 863 if (err != TCL_OK) | |
| 864 break; | |
| 865 if (opt) | |
| 866 --val1; | |
| 867 if (u_save((linenr_T)val1, (linenr_T)(val1+1)) != OK) | |
| 868 { | |
| 274 | 869 Tcl_SetResult(interp, _("cannot save undo information"), |
| 870 TCL_STATIC); | |
| 7 | 871 err = TCL_ERROR; |
| 872 break; | |
| 873 } | |
| 874 | |
| 875 line = Tcl_GetStringFromObj(objv[3], NULL); | |
| 876 if (ml_append((linenr_T)val1, (char_u *)line, 0, FALSE) != OK) | |
| 877 { | |
| 274 | 878 Tcl_SetResult(interp, _("cannot insert/append line"), |
| 879 TCL_STATIC); | |
| 7 | 880 err = TCL_ERROR; |
| 881 break; | |
| 882 } | |
| 883 appended_lines_mark((linenr_T)val1, 1L); | |
| 884 flags |= FL_UPDATE_SCREEN; | |
| 885 break; | |
| 886 | |
| 887 case BUF_WINDOWS: | |
| 888 /* | |
| 889 * Return list of window commands. | |
| 890 */ | |
| 891 if (objc != 2) | |
| 892 { | |
| 893 Tcl_WrongNumArgs(interp, 2, objv, NULL); | |
| 894 err = TCL_ERROR; | |
| 895 break; | |
| 896 } | |
| 897 Tcl_ResetResult(interp); | |
| 898 FOR_ALL_WINDOWS(win) | |
| 899 { | |
| 900 if (win->w_buffer == buf) | |
| 901 { | |
| 902 line = tclgetwindow(interp, win); | |
| 903 if (line != NULL) | |
| 904 Tcl_AppendElement(interp, line); | |
| 905 else | |
| 906 { | |
| 907 err = TCL_ERROR; | |
| 908 break; | |
| 909 } | |
| 910 } | |
| 911 } | |
| 912 break; | |
| 913 | |
| 914 case BUF_DELCMD: | |
| 915 /* | |
| 916 * Register deletion callback. | |
| 917 * TODO: Should be able to register multiple callbacks | |
| 918 */ | |
| 919 if (objc != 3) | |
| 920 { | |
| 921 Tcl_WrongNumArgs(interp, 2, objv, "command"); | |
| 922 err = TCL_ERROR; | |
| 923 break; | |
| 924 } | |
| 502 | 925 err = tclsetdelcmd(interp, buf->b_tcl_ref, (void *)buf, objv[2]); |
| 7 | 926 break; |
| 927 | |
| 928 default: | |
| 929 Tcl_SetResult(interp, _("not implemented yet"), TCL_STATIC); | |
| 930 err = TCL_ERROR; | |
| 931 } | |
| 932 | |
| 933 if (flags & FL_UPDATE_CURBUF) | |
|
29732
89e1d67814a9
patch 9.0.0206: redraw flags are not named specifically
Bram Moolenaar <Bram@vim.org>
parents:
29660
diff
changeset
|
934 redraw_curbuf_later(UPD_NOT_VALID); |
| 7 | 935 curbuf = savebuf; |
| 936 curwin = savewin; | |
| 937 if (flags & FL_ADJUST_CURSOR) | |
| 938 check_cursor(); | |
| 939 if (flags & (FL_UPDATE_SCREEN | FL_UPDATE_CURBUF)) | |
|
29732
89e1d67814a9
patch 9.0.0206: redraw flags are not named specifically
Bram Moolenaar <Bram@vim.org>
parents:
29660
diff
changeset
|
940 update_screen(UPD_NOT_VALID); |
| 7 | 941 |
| 942 return err; | |
| 943 } | |
| 944 | |
| 945 /* | |
| 946 * This function implements the window commands. | |
| 947 */ | |
| 948 static int | |
|
7823
bcef391c101c
commit https://github.com/vim/vim/commit/68c2f638e65d914dc6e84eb7ce2624f08af525c0
Christian Brabandt <cb@256bit.org>
parents:
7776
diff
changeset
|
949 winselfcmd( |
|
bcef391c101c
commit https://github.com/vim/vim/commit/68c2f638e65d914dc6e84eb7ce2624f08af525c0
Christian Brabandt <cb@256bit.org>
parents:
7776
diff
changeset
|
950 ClientData ref, |
|
bcef391c101c
commit https://github.com/vim/vim/commit/68c2f638e65d914dc6e84eb7ce2624f08af525c0
Christian Brabandt <cb@256bit.org>
parents:
7776
diff
changeset
|
951 Tcl_Interp *interp, |
|
bcef391c101c
commit https://github.com/vim/vim/commit/68c2f638e65d914dc6e84eb7ce2624f08af525c0
Christian Brabandt <cb@256bit.org>
parents:
7776
diff
changeset
|
952 int objc, |
|
bcef391c101c
commit https://github.com/vim/vim/commit/68c2f638e65d914dc6e84eb7ce2624f08af525c0
Christian Brabandt <cb@256bit.org>
parents:
7776
diff
changeset
|
953 Tcl_Obj *CONST objv[]) |
| 7 | 954 { |
| 955 int err, idx, flags; | |
| 956 int val1, val2; | |
| 957 Tcl_Obj *resobj; | |
| 958 win_T *savewin, *win; | |
| 959 buf_T *savebuf; | |
| 960 char *str; | |
| 961 | |
| 962 enum | |
| 963 { | |
| 964 WIN_BUFFER, WIN_COMMAND, WIN_CURSOR, WIN_DELCMD, WIN_EXPR, | |
| 965 WIN_HEIGHT, WIN_OPTION | |
| 966 }; | |
| 135 | 967 static CONST84 char *winoptions[] = |
| 7 | 968 { |
| 969 "buffer", "command", "cursor", "delcmd", "expr", | |
| 970 "height", "option", (char *)0 | |
| 971 }; | |
| 972 | |
| 973 if (objc < 2) | |
| 974 { | |
| 975 Tcl_WrongNumArgs(interp, 1, objv, "option ?arg ...?"); | |
| 976 return TCL_ERROR; | |
| 977 } | |
| 978 | |
| 979 err = Tcl_GetIndexFromObj(interp, objv[1], winoptions, "option", 0, &idx); | |
| 980 if (err != TCL_OK) | |
| 981 return TCL_ERROR; | |
| 982 | |
| 983 win = (win_T *)((struct ref *)ref)->vimobj; | |
| 984 savewin = curwin; curwin = win; | |
| 985 savebuf = curbuf; curbuf = win->w_buffer; | |
| 986 flags = 0; | |
| 987 | |
| 988 switch (idx) | |
| 989 { | |
| 990 case WIN_OPTION: | |
| 991 err = tclsetoption(interp, objc, objv, 2); | |
| 992 flags |= FL_UPDATE_SCREEN; | |
| 993 break; | |
| 994 | |
| 995 case WIN_COMMAND: | |
| 996 err = tcldoexcommand(interp, objc, objv, 2); | |
| 997 flags |= FL_UPDATE_SCREEN; | |
| 998 break; | |
| 999 | |
| 1000 case WIN_EXPR: | |
| 1001 err = tclvimexpr(interp, objc, objv, 2); | |
| 1002 break; | |
| 1003 | |
| 1004 case WIN_HEIGHT: | |
| 1005 if (objc == 3) | |
| 1006 { | |
| 1007 err = Tcl_GetIntFromObj(interp, objv[2], &val1); | |
| 1008 if (err != TCL_OK) | |
| 1009 break; | |
| 1010 #ifdef FEAT_GUI | |
| 1011 need_mouse_correct = TRUE; | |
| 1012 #endif | |
| 1013 win_setheight(val1); | |
| 1014 err = vimerror(interp); | |
| 1015 if (err != TCL_OK) | |
| 1016 break; | |
| 1017 } | |
| 1018 else | |
| 1019 if (objc != 2) | |
| 1020 { | |
| 1021 Tcl_WrongNumArgs(interp, 2, objv, "?value?"); | |
| 1022 err = TCL_ERROR; | |
| 1023 break; | |
| 1024 } | |
| 1025 | |
| 1026 resobj = Tcl_NewIntObj((int)(win->w_height)); | |
| 1027 Tcl_SetObjResult(interp, resobj); | |
| 1028 break; | |
| 1029 | |
| 1030 case WIN_BUFFER: | |
| 1031 if (objc != 2) | |
| 1032 { | |
| 1033 Tcl_WrongNumArgs(interp, 2, objv, NULL); | |
| 1034 err = TCL_ERROR; | |
| 1035 break; | |
| 1036 } | |
| 1037 str = tclgetbuffer(interp, win->w_buffer); | |
| 1038 if (str) | |
| 1039 Tcl_SetResult(interp, str, TCL_VOLATILE); | |
| 1040 else | |
| 1041 err = TCL_ERROR; | |
| 1042 break; | |
| 1043 | |
| 1044 case WIN_DELCMD: | |
| 1045 if (objc != 3) | |
| 1046 { | |
| 1047 Tcl_WrongNumArgs(interp, 2, objv, "command"); | |
| 1048 err = TCL_ERROR; | |
| 1049 break; | |
| 1050 } | |
| 502 | 1051 err = tclsetdelcmd(interp, win->w_tcl_ref, (void *)win, objv[2]); |
| 7 | 1052 break; |
| 1053 | |
| 1054 case WIN_CURSOR: | |
| 1055 if (objc > 4) | |
| 1056 { | |
| 1057 Tcl_WrongNumArgs(interp, 2, objv, "?arg1 ?arg2??"); | |
| 1058 err = TCL_ERROR; | |
| 1059 break; | |
| 1060 } | |
| 1061 if (objc == 2) | |
| 1062 { | |
| 1063 char buf[64]; | |
| 274 | 1064 |
| 7 | 1065 sprintf(buf, _("row %d column %d"), (int)row2tcl(win->w_cursor.lnum), (int)col2tcl(win->w_cursor.col)); |
| 1066 Tcl_SetResult(interp, buf, TCL_VOLATILE); | |
| 1067 break; | |
| 1068 } | |
| 1069 else if (objc == 3) | |
| 1070 { | |
| 1071 Tcl_Obj *part, *var; | |
| 1072 | |
| 1073 part = Tcl_NewStringObj("row", -1); | |
| 1074 var = Tcl_ObjGetVar2(interp, objv[2], part, TCL_LEAVE_ERR_MSG); | |
| 1075 if (var == NULL) | |
| 1076 { | |
| 1077 err = TCL_ERROR; | |
| 1078 break; | |
| 1079 } | |
| 1080 err = tclgetlinenum(interp, var, &val1, win->w_buffer); | |
| 1081 if (err != TCL_OK) | |
| 1082 break; | |
| 1083 part = Tcl_NewStringObj("column", -1); | |
| 1084 var = Tcl_ObjGetVar2(interp, objv[2], part, TCL_LEAVE_ERR_MSG); | |
| 1085 if (var == NULL) | |
| 1086 { | |
| 1087 err = TCL_ERROR; | |
| 1088 break; | |
| 1089 } | |
| 1090 err = Tcl_GetIntFromObj(interp, var, &val2); | |
| 1091 if (err != TCL_OK) | |
| 1092 break; | |
| 1093 } | |
|
29660
e134ff00be57
patch 9.0.0170: various minor code formatting issues
Bram Moolenaar <Bram@vim.org>
parents:
29272
diff
changeset
|
1094 else |
|
e134ff00be57
patch 9.0.0170: various minor code formatting issues
Bram Moolenaar <Bram@vim.org>
parents:
29272
diff
changeset
|
1095 { // objc == 4 |
| 7 | 1096 err = tclgetlinenum(interp, objv[2], &val1, win->w_buffer); |
| 1097 if (err != TCL_OK) | |
| 1098 break; | |
| 1099 err = Tcl_GetIntFromObj(interp, objv[3], &val2); | |
| 1100 if (err != TCL_OK) | |
| 1101 break; | |
| 1102 } | |
|
18798
f0f9692d4487
patch 8.1.2387: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
16162
diff
changeset
|
1103 // TODO: should check column |
| 7 | 1104 win->w_cursor.lnum = val1; |
| 1105 win->w_cursor.col = col2vim(val2); | |
|
14395
c15bef307de6
patch 8.1.0212: preferred cursor column not set in interfaces
Christian Brabandt <cb@256bit.org>
parents:
14264
diff
changeset
|
1106 win->w_set_curswant = TRUE; |
| 7 | 1107 flags |= FL_UPDATE_SCREEN; |
| 1108 break; | |
| 1109 | |
| 1110 default: | |
| 1111 Tcl_SetResult(interp, _("not implemented yet"), TCL_STATIC); | |
| 1112 break; | |
| 1113 } | |
| 1114 | |
| 1115 curwin = savewin; | |
| 1116 curbuf = savebuf; | |
| 1117 if (flags & FL_UPDATE_SCREEN) | |
|
29732
89e1d67814a9
patch 9.0.0206: redraw flags are not named specifically
Bram Moolenaar <Bram@vim.org>
parents:
29660
diff
changeset
|
1118 update_screen(UPD_NOT_VALID); |
| 7 | 1119 |
| 1120 return err; | |
| 1121 } | |
| 1122 | |
| 1123 | |
| 1124 static int | |
|
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1125 commandcmd( |
|
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1126 ClientData dummy UNUSED, |
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1127 Tcl_Interp *interp, |
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1128 int objc, |
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|
1129 Tcl_Obj *CONST objv[]) |
| 7 | 1130 { |
| 1131 int err; | |
| 1132 | |
| 1133 err = tcldoexcommand(interp, objc, objv, 1); | |
|
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1134 update_screen(UPD_VALID); |
| 7 | 1135 return err; |
| 1136 } | |
| 1137 | |
| 1138 static int | |
|
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1139 optioncmd( |
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1140 ClientData dummy UNUSED, |
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1141 Tcl_Interp *interp, |
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1142 int objc, |
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|
1143 Tcl_Obj *CONST objv[]) |
| 7 | 1144 { |
| 1145 int err; | |
| 1146 | |
| 1147 err = tclsetoption(interp, objc, objv, 1); | |
|
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1148 update_screen(UPD_VALID); |
| 7 | 1149 return err; |
| 1150 } | |
| 1151 | |
| 1152 static int | |
|
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1153 exprcmd( |
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1154 ClientData dummy UNUSED, |
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1155 Tcl_Interp *interp, |
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1156 int objc, |
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|
1157 Tcl_Obj *CONST objv[]) |
| 7 | 1158 { |
| 1159 return tclvimexpr(interp, objc, objv, 1); | |
| 1160 } | |
| 1161 | |
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1162 ///////////////////////////////////////////////////////////////////////////// |
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1163 // Support functions for Tcl commands |
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1164 //////////////////////////////////////////////////////////////////////////// |
| 7 | 1165 |
| 1166 /* | |
| 1167 * Get a line number from 'obj' and convert it to vim's range. | |
| 1168 */ | |
| 1169 static int | |
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1170 tclgetlinenum( |
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1171 Tcl_Interp *interp, |
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1172 Tcl_Obj *obj, |
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1173 int *valueP, |
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1174 buf_T *buf) |
| 7 | 1175 { |
| 1176 int err, i; | |
| 1177 | |
| 1178 enum { LN_BEGIN, LN_BOTTOM, LN_END, LN_FIRST, LN_LAST, LN_START, LN_TOP }; | |
| 1179 | |
| 135 | 1180 static CONST84 char *keyw[] = |
| 7 | 1181 { |
| 1182 "begin", "bottom", "end", "first", "last", "start", "top", (char *)0 | |
| 1183 }; | |
| 1184 | |
| 1185 err = Tcl_GetIndexFromObj(interp, obj, keyw, "", 0, &i); | |
| 1186 if (err == TCL_OK) | |
| 1187 { | |
| 1188 switch (i) | |
| 1189 { | |
| 1190 case LN_BEGIN: | |
| 1191 case LN_FIRST: | |
| 1192 case LN_START: | |
| 1193 case LN_TOP: | |
| 1194 *valueP = 1; | |
| 1195 break; | |
| 1196 case LN_BOTTOM: | |
| 1197 case LN_END: | |
| 1198 case LN_LAST: | |
| 1199 *valueP = buf->b_ml.ml_line_count; | |
| 1200 break; | |
| 1201 } | |
| 1202 return TCL_OK; | |
| 1203 } | |
| 1204 Tcl_ResetResult(interp); | |
| 1205 | |
| 1206 err = Tcl_GetIntFromObj(interp, obj, &i); | |
| 1207 if (err != TCL_OK) | |
| 1208 return err; | |
| 1209 i = row2vim(i); | |
| 1210 if (i < 1 || i > buf->b_ml.ml_line_count) | |
| 1211 { | |
| 1212 Tcl_SetResult(interp, _("line number out of range"), TCL_STATIC); | |
| 1213 return TCL_ERROR; | |
| 1214 } | |
| 1215 *valueP = i; | |
| 1216 return TCL_OK; | |
| 1217 } | |
| 1218 | |
| 1219 /* | |
| 1220 * Find the first window in the window list that displays the buffer. | |
| 1221 */ | |
| 1222 static win_T * | |
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1223 tclfindwin(buf_T *buf) |
| 7 | 1224 { |
| 1225 win_T *win; | |
| 1226 | |
| 1227 FOR_ALL_WINDOWS(win) | |
| 1228 { | |
| 1229 if (win->w_buffer == buf) | |
| 1230 return win; | |
| 1231 } | |
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1232 return curwin; // keep current window context |
| 7 | 1233 } |
| 1234 | |
| 1235 /* | |
| 1236 * Do-it-all function for "::vim::command", "$buf command" and "$win command". | |
| 1237 */ | |
| 1238 static int | |
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1239 tcldoexcommand( |
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1240 Tcl_Interp *interp, |
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1241 int objc, |
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1242 Tcl_Obj *CONST objv[], |
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1243 int objn) |
| 7 | 1244 { |
| 1245 tcl_info saveinfo; | |
| 1246 int err, flag, nobjs; | |
| 1247 char *arg; | |
| 1248 | |
| 1249 nobjs = objc - objn; | |
| 1250 if (nobjs < 1 || nobjs > 2) | |
| 1251 { | |
| 1252 Tcl_WrongNumArgs(interp, objn, objv, "?-quiet? exCommand"); | |
| 1253 return TCL_ERROR; | |
| 1254 } | |
| 1255 | |
| 1256 flag = 0; | |
| 1257 if (nobjs == 2) | |
| 1258 { | |
| 1259 arg = Tcl_GetStringFromObj(objv[objn], NULL); | |
| 1260 if (strcmp(arg, "-quiet") == 0) | |
| 1261 flag = 1; | |
| 1262 else | |
| 1263 { | |
| 1264 Tcl_ResetResult(interp); | |
| 1265 Tcl_AppendResult(interp, _("unknown flag: "), arg, (char *)0); | |
| 1266 return TCL_ERROR; | |
| 1267 } | |
| 1268 ++objn; | |
| 1269 } | |
| 1270 | |
| 1271 memcpy(&saveinfo, &tclinfo, sizeof(tcl_info)); | |
| 1272 tclinfo.interp = NULL; | |
| 1273 tclinfo.curwin = NULL; | |
| 1274 tclinfo.curbuf = NULL; | |
| 1275 | |
| 1276 arg = Tcl_GetStringFromObj(objv[objn], NULL); | |
| 1277 if (flag) | |
| 1278 ++emsg_off; | |
| 1279 do_cmdline_cmd((char_u *)arg); | |
| 1280 if (flag) | |
| 1281 --emsg_off; | |
| 1282 err = vimerror(interp); | |
| 1283 | |
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1284 // If the ex command created a new Tcl interpreter, remove it |
| 7 | 1285 if (tclinfo.interp) |
| 1286 tcldelthisinterp(); | |
| 1287 memcpy(&tclinfo, &saveinfo, sizeof(tcl_info)); | |
| 1288 tclupdatevars(); | |
| 1289 | |
| 1290 return err; | |
| 1291 } | |
| 1292 | |
| 1293 /* | |
| 1294 * Do-it-all function for "::vim::option", "$buf option" and "$win option". | |
| 1295 */ | |
| 1296 static int | |
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1297 tclsetoption( |
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1298 Tcl_Interp *interp, |
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1299 int objc, |
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1300 Tcl_Obj *CONST objv[], |
|
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1301 int objn) |
| 7 | 1302 { |
| 1303 int err, nobjs, idx; | |
| 1304 char_u *option; | |
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1305 getoption_T gov; |
| 7 | 1306 long lval; |
| 1307 char_u *sval; | |
| 1308 Tcl_Obj *resobj; | |
| 1309 | |
| 1310 enum { OPT_OFF, OPT_ON, OPT_TOGGLE }; | |
| 135 | 1311 static CONST84 char *optkw[] = { "off", "on", "toggle", (char *)0 }; |
| 7 | 1312 |
| 1313 nobjs = objc - objn; | |
| 1314 if (nobjs != 1 && nobjs != 2) | |
| 1315 { | |
| 1316 Tcl_WrongNumArgs(interp, objn, objv, "vimOption ?value?"); | |
| 1317 return TCL_ERROR; | |
| 1318 } | |
| 1319 | |
| 1320 option = (char_u *)Tcl_GetStringFromObj(objv[objn], NULL); | |
| 1321 ++objn; | |
|
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1322 gov = get_option_value(option, &lval, &sval, NULL, 0); |
| 7 | 1323 err = TCL_OK; |
|
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1324 switch (gov) |
| 7 | 1325 { |
|
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1326 case gov_string: |
| 7 | 1327 Tcl_SetResult(interp, (char *)sval, TCL_VOLATILE); |
| 1328 vim_free(sval); | |
| 1329 break; | |
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1330 case gov_bool: |
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1331 case gov_number: |
| 7 | 1332 resobj = Tcl_NewLongObj(lval); |
| 1333 Tcl_SetObjResult(interp, resobj); | |
| 1334 break; | |
| 1335 default: | |
| 1336 Tcl_SetResult(interp, _("unknown vimOption"), TCL_STATIC); | |
| 1337 return TCL_ERROR; | |
| 1338 } | |
| 1339 if (nobjs == 2) | |
| 1340 { | |
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1341 if (gov != gov_string) |
| 7 | 1342 { |
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1343 sval = NULL; // avoid compiler warning |
| 7 | 1344 err = Tcl_GetIndexFromObj(interp, objv[objn], optkw, "", 0, &idx); |
| 1345 if (err != TCL_OK) | |
| 1346 { | |
| 1347 Tcl_ResetResult(interp); | |
| 1348 err = Tcl_GetLongFromObj(interp, objv[objn], &lval); | |
| 1349 } | |
| 1350 else | |
| 1351 { | |
|
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1352 switch (idx) |
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1353 { |
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1354 case OPT_ON: |
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1355 lval = 1; |
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1356 break; |
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1357 case OPT_OFF: |
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1358 lval = 0; |
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1359 break; |
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1360 case OPT_TOGGLE: |
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1361 lval = !lval; |
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1362 break; |
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|
1363 } |
| 7 | 1364 } |
| 1365 } | |
| 1366 else | |
| 1367 sval = (char_u *)Tcl_GetStringFromObj(objv[objn], NULL); | |
| 1368 if (err == TCL_OK) | |
| 1369 { | |
|
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1370 set_option_value_give_err(option, lval, sval, OPT_LOCAL); |
| 7 | 1371 err = vimerror(interp); |
| 1372 } | |
| 1373 } | |
| 1374 return err; | |
| 1375 } | |
| 1376 | |
| 1377 /* | |
| 1378 * Do-it-all function for "::vim::expr", "$buf expr" and "$win expr". | |
| 1379 */ | |
| 1380 static int | |
|
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1381 tclvimexpr( |
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1382 Tcl_Interp *interp, |
|
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1383 int objc, |
|
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1384 Tcl_Obj *CONST objv[], |
|
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|
1385 int objn) |
| 7 | 1386 { |
| 1387 #ifdef FEAT_EVAL | |
| 1388 char *expr, *str; | |
| 1389 #endif | |
| 1390 int err; | |
| 1391 | |
| 1392 if (objc - objn != 1) | |
| 1393 { | |
| 1394 Tcl_WrongNumArgs(interp, objn, objv, "vimExpr"); | |
| 1395 return TCL_ERROR; | |
| 1396 } | |
| 1397 | |
| 1398 #ifdef FEAT_EVAL | |
| 1399 expr = Tcl_GetStringFromObj(objv[objn], NULL); | |
|
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1400 str = (char *)eval_to_string((char_u *)expr, TRUE, FALSE); |
| 7 | 1401 if (str == NULL) |
| 1402 Tcl_SetResult(interp, _("invalid expression"), TCL_STATIC); | |
| 1403 else | |
|
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1404 { |
| 7 | 1405 Tcl_SetResult(interp, str, TCL_VOLATILE); |
|
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1406 vim_free(str); |
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|
1407 } |
| 7 | 1408 err = vimerror(interp); |
| 1409 #else | |
| 1410 Tcl_SetResult(interp, _("expressions disabled at compile time"), TCL_STATIC); | |
| 1411 err = TCL_ERROR; | |
| 1412 #endif | |
| 1413 | |
| 1414 return err; | |
| 1415 } | |
| 1416 | |
| 1417 /* | |
| 1418 * Check for internal vim errors. | |
| 1419 */ | |
| 1420 static int | |
|
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|
1421 vimerror(Tcl_Interp *interp) |
| 7 | 1422 { |
| 1423 if (got_int) | |
| 1424 { | |
| 1425 Tcl_SetResult(interp, _("keyboard interrupt"), TCL_STATIC); | |
| 1426 return TCL_ERROR; | |
| 1427 } | |
| 1428 else if (did_emsg) | |
| 1429 { | |
|
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1430 Tcl_SetResult(interp, _("Vim error"), TCL_STATIC); |
| 7 | 1431 return TCL_ERROR; |
| 1432 } | |
| 1433 return TCL_OK; | |
| 1434 } | |
| 1435 | |
| 1436 /* | |
| 1437 * Functions that handle the reference lists: | |
| 1438 * delref() - callback for Tcl's DeleteCommand | |
| 1439 * tclgetref() - find/create Tcl command for a win_T* or buf_T* object | |
| 1440 * tclgetwindow() - window frontend for tclgetref() | |
| 1441 * tclgetbuffer() - buffer frontend for tclgetref() | |
| 1442 * tclsetdelcmd() - add Tcl callback command to a vim object | |
| 1443 */ | |
| 1444 static void | |
|
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|
1445 delref(ClientData cref) |
| 7 | 1446 { |
| 1447 struct ref *ref = (struct ref *)cref; | |
| 1448 | |
| 1449 if (ref->delcmd) | |
| 1450 { | |
| 1451 Tcl_DecrRefCount(ref->delcmd); | |
| 1452 ref->delcmd = NULL; | |
| 1453 } | |
| 1454 ref->interp = NULL; | |
| 1455 } | |
| 1456 | |
| 1457 static char * | |
|
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1458 tclgetref( |
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1459 Tcl_Interp *interp, |
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1460 void **refstartP, // ptr to w_tcl_ref/b_tcl-ref member of |
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1461 // win_T/buf_T struct |
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1462 char *prefix, // "win" or "buf" |
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1463 void *vimobj, // win_T* or buf_T* |
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1464 Tcl_ObjCmdProc *proc) // winselfcmd or bufselfcmd |
| 7 | 1465 { |
| 1466 struct ref *ref, *unused = NULL; | |
| 1467 static char name[VARNAME_SIZE]; | |
| 1468 Tcl_Command cmd; | |
| 1469 | |
| 1470 ref = (struct ref *)(*refstartP); | |
| 1471 if (ref == &refsdeleted) | |
| 1472 { | |
| 1473 Tcl_SetResult(interp, _("cannot create buffer/window command: object is being deleted"), TCL_STATIC); | |
| 1474 return NULL; | |
| 1475 } | |
| 1476 | |
| 1477 while (ref != NULL) | |
| 1478 { | |
| 1479 if (ref->interp == interp) | |
| 1480 break; | |
| 1481 if (ref->interp == NULL) | |
| 1482 unused = ref; | |
| 1483 ref = ref->next; | |
| 1484 } | |
| 1485 | |
| 1486 if (ref) | |
| 274 | 1487 vim_snprintf(name, sizeof(name), "::vim::%s", |
| 1488 Tcl_GetCommandName(interp, ref->cmd)); | |
| 7 | 1489 else |
| 1490 { | |
| 1491 if (unused) | |
| 1492 ref = unused; | |
| 1493 else | |
| 1494 { | |
| 1495 ref = (struct ref *)Tcl_Alloc(sizeof(struct ref)); | |
| 1496 ref->interp = NULL; | |
| 1497 ref->next = (struct ref *)(*refstartP); | |
| 1498 (*refstartP) = (void *)ref; | |
| 1499 } | |
| 1500 | |
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1501 // This might break on some exotic systems... |
| 274 | 1502 vim_snprintf(name, sizeof(name), "::vim::%s_%lx", |
| 1503 prefix, (unsigned long)vimobj); | |
| 7 | 1504 cmd = Tcl_CreateObjCommand(interp, name, proc, |
| 1505 (ClientData)ref, (Tcl_CmdDeleteProc *)delref); | |
| 1506 if (!cmd) | |
| 1507 return NULL; | |
| 1508 | |
| 1509 ref->interp = interp; | |
| 1510 ref->cmd = cmd; | |
| 1511 ref->delcmd = NULL; | |
| 1512 ref->vimobj = vimobj; | |
| 1513 } | |
| 1514 return name; | |
| 1515 } | |
| 1516 | |
| 1517 static char * | |
|
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|
1518 tclgetwindow(Tcl_Interp *interp, win_T *win) |
| 7 | 1519 { |
| 502 | 1520 return tclgetref(interp, &(win->w_tcl_ref), "win", (void *)win, winselfcmd); |
| 7 | 1521 } |
| 1522 | |
| 1523 static char * | |
|
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|
1524 tclgetbuffer(Tcl_Interp *interp, buf_T *buf) |
| 7 | 1525 { |
| 502 | 1526 return tclgetref(interp, &(buf->b_tcl_ref), "buf", (void *)buf, bufselfcmd); |
| 7 | 1527 } |
| 1528 | |
| 1529 static int | |
|
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1530 tclsetdelcmd( |
|
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|
1531 Tcl_Interp *interp, |
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1532 struct ref *reflist, |
|
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changeset
|
1533 void *vimobj, |
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|
1534 Tcl_Obj *delcmd) |
| 7 | 1535 { |
| 1536 if (reflist == &refsdeleted) | |
| 1537 { | |
| 1538 Tcl_SetResult(interp, _("cannot register callback command: buffer/window is already being deleted"), TCL_STATIC); | |
| 1539 return TCL_ERROR; | |
| 1540 } | |
| 1541 | |
| 1542 while (reflist != NULL) | |
| 1543 { | |
| 1544 if (reflist->interp == interp && reflist->vimobj == vimobj) | |
| 1545 { | |
| 1546 if (reflist->delcmd) | |
| 1547 Tcl_DecrRefCount(reflist->delcmd); | |
| 1548 Tcl_IncrRefCount(delcmd); | |
| 1549 reflist->delcmd = delcmd; | |
| 1550 return TCL_OK; | |
| 1551 } | |
| 1552 reflist = reflist->next; | |
| 1553 } | |
|
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|
1554 // This should never happen. Famous last word? |
|
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|
1555 iemsg(_(e_tcl_fatal_error_reflist_corrupt_please_report_this)); |
| 7 | 1556 Tcl_SetResult(interp, _("cannot register callback command: buffer/window reference not found"), TCL_STATIC); |
| 1557 return TCL_ERROR; | |
| 1558 } | |
| 1559 | |
| 1560 | |
|
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1561 //////////////////////////////////////////// |
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1562 // I/O Channel |
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1563 //////////////////////////////////////////// |
| 7 | 1564 |
| 1565 static int | |
|
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|
1566 tcl_channel_close(ClientData instance, Tcl_Interp *interp UNUSED) |
| 7 | 1567 { |
| 1568 int err = 0; | |
| 1569 | |
|
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|
1570 // currently does nothing |
| 7 | 1571 |
| 1572 if (instance != VIMOUT && instance != VIMERR) | |
| 1573 { | |
| 1574 Tcl_SetErrno(EBADF); | |
| 1575 err = EBADF; | |
| 1576 } | |
| 1577 return err; | |
| 1578 } | |
| 1579 | |
| 1580 static int | |
|
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|
1581 tcl_channel_input( |
|
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|
1582 ClientData instance UNUSED, |
|
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|
1583 char *buf UNUSED, |
|
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|
1584 int bufsiz UNUSED, |
|
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|
1585 int *errptr) |
| 7 | 1586 { |
| 1587 | |
|
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changeset
|
1588 // input is currently not supported |
| 7 | 1589 |
| 1590 Tcl_SetErrno(EINVAL); | |
| 1591 if (errptr) | |
| 1592 *errptr = EINVAL; | |
| 1593 return -1; | |
| 1594 } | |
| 1595 | |
| 1596 static int | |
|
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|
1597 tcl_channel_output( |
|
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|
1598 ClientData instance, |
|
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diff
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|
1599 const char *buf, |
|
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diff
changeset
|
1600 int bufsiz, |
|
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|
1601 int *errptr) |
| 7 | 1602 { |
| 1603 char_u *str; | |
| 1604 int result; | |
| 1605 | |
|
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|
1606 // The buffer is not guaranteed to be 0-terminated, and we don't if |
|
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|
1607 // there is enough room to add a '\0'. So we have to create a copy |
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|
1608 // of the buffer... |
| 7 | 1609 str = vim_strnsave((char_u *)buf, bufsiz); |
| 1610 if (!str) | |
| 1611 { | |
| 1612 Tcl_SetErrno(ENOMEM); | |
| 1613 if (errptr) | |
| 1614 *errptr = ENOMEM; | |
| 1615 return -1; | |
| 1616 } | |
| 1617 | |
| 1618 result = bufsiz; | |
| 1619 if (instance == VIMOUT) | |
| 1620 tclmsg((char *)str); | |
| 1621 else | |
| 1622 if (instance == VIMERR) | |
| 1623 tclerrmsg((char *)str); | |
| 1624 else | |
| 1625 { | |
| 1626 Tcl_SetErrno(EBADF); | |
| 1627 if (errptr) | |
| 1628 *errptr = EBADF; | |
| 1629 result = -1; | |
| 1630 } | |
| 1631 vim_free(str); | |
| 1632 return result; | |
| 1633 } | |
| 1634 | |
| 1635 static void | |
|
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diff
changeset
|
1636 tcl_channel_watch(ClientData instance UNUSED, int mask UNUSED) |
| 7 | 1637 { |
| 1638 Tcl_SetErrno(EINVAL); | |
| 1639 } | |
| 1640 | |
| 1641 static int | |
|
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|
1642 tcl_channel_gethandle( |
|
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changeset
|
1643 ClientData instance UNUSED, |
|
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changeset
|
1644 int direction UNUSED, |
|
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changeset
|
1645 ClientData *handleptr UNUSED) |
| 7 | 1646 { |
| 1647 Tcl_SetErrno(EINVAL); | |
| 1648 return EINVAL; | |
| 1649 } | |
| 1650 | |
| 1651 | |
|
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|
1652 static Tcl_ChannelType tcl_channel_type = |
| 7 | 1653 { |
|
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|
1654 "vimmessage", // typeName |
|
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|
1655 TCL_CHANNEL_VERSION_2, // version |
|
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|
1656 tcl_channel_close, // closeProc |
|
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|
1657 tcl_channel_input, // inputProc |
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|
1658 tcl_channel_output, // outputProc |
|
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|
1659 NULL, // seekProc |
|
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|
1660 NULL, // setOptionProc |
|
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|
1661 NULL, // getOptionProc |
|
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|
1662 tcl_channel_watch, // watchProc |
|
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|
1663 tcl_channel_gethandle, // getHandleProc |
|
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|
1664 NULL, // close2Proc |
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|
1665 NULL, // blockModeProc |
| 1890 | 1666 #ifdef TCL_CHANNEL_VERSION_2 |
|
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1667 NULL, // flushProc |
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1668 NULL, // handlerProc |
| 1890 | 1669 #endif |
|
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1670 // The following should not be necessary since TCL_CHANNEL_VERSION_2 was |
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1671 // set above |
| 1890 | 1672 #ifdef TCL_CHANNEL_VERSION_3 |
|
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1673 NULL, // wideSeekProc |
| 1890 | 1674 #endif |
| 1675 #ifdef TCL_CHANNEL_VERSION_4 | |
|
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1676 NULL, // threadActionProc |
| 1890 | 1677 #endif |
| 1678 #ifdef TCL_CHANNEL_VERSION_5 | |
|
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1679 NULL // truncateProc |
| 1890 | 1680 #endif |
| 7 | 1681 }; |
| 1682 | |
|
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1683 /////////////////////////////////// |
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1684 // Interface to vim |
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1685 ////////////////////////////////// |
| 7 | 1686 |
| 1687 static void | |
|
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1688 tclupdatevars(void) |
| 7 | 1689 { |
|
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1690 char varname[VARNAME_SIZE]; // must be writeable |
| 7 | 1691 char *name; |
| 1692 | |
| 1693 strcpy(varname, VAR_RANGE1); | |
| 1694 Tcl_UpdateLinkedVar(tclinfo.interp, varname); | |
| 1695 strcpy(varname, VAR_RANGE2); | |
| 1696 Tcl_UpdateLinkedVar(tclinfo.interp, varname); | |
| 1697 strcpy(varname, VAR_RANGE3); | |
| 1698 Tcl_UpdateLinkedVar(tclinfo.interp, varname); | |
| 1699 | |
| 1700 strcpy(varname, VAR_LBASE); | |
| 1701 Tcl_UpdateLinkedVar(tclinfo.interp, varname); | |
| 1702 | |
| 1703 name = tclgetbuffer(tclinfo.interp, curbuf); | |
| 1704 strcpy(tclinfo.curbuf, name); | |
| 1705 strcpy(varname, VAR_CURBUF); | |
| 1706 Tcl_UpdateLinkedVar(tclinfo.interp, varname); | |
| 1707 | |
| 1708 name = tclgetwindow(tclinfo.interp, curwin); | |
| 1709 strcpy(tclinfo.curwin, name); | |
| 1710 strcpy(varname, VAR_CURWIN); | |
| 1711 Tcl_UpdateLinkedVar(tclinfo.interp, varname); | |
| 1712 } | |
| 1713 | |
| 1714 | |
| 1715 static int | |
|
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1716 tclinit(exarg_T *eap) |
| 7 | 1717 { |
|
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1718 char varname[VARNAME_SIZE]; // Tcl_LinkVar requires writeable varname |
| 7 | 1719 char *name; |
| 1720 | |
| 1721 #ifdef DYNAMIC_TCL | |
| 1722 if (!tcl_enabled(TRUE)) | |
| 1723 { | |
|
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1724 emsg(_(e_sorry_this_command_is_disabled_tcl_library_could_not_be_loaded)); |
| 7 | 1725 return FAIL; |
| 1726 } | |
| 1727 #endif | |
| 1728 | |
| 1729 if (!tclinfo.interp) | |
| 1730 { | |
| 1731 Tcl_Interp *interp; | |
| 1732 static Tcl_Channel ch1, ch2; | |
| 1733 | |
|
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1734 // Create replacement channels for stdout and stderr; this has to be |
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1735 // done each time an interpreter is created since the channels are closed |
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1736 // when the interpreter is deleted |
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1737 ch1 = Tcl_CreateChannel(&tcl_channel_type, "vimout", VIMOUT, TCL_WRITABLE); |
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1738 ch2 = Tcl_CreateChannel(&tcl_channel_type, "vimerr", VIMERR, TCL_WRITABLE); |
| 7 | 1739 Tcl_SetStdChannel(ch1, TCL_STDOUT); |
| 1740 Tcl_SetStdChannel(ch2, TCL_STDERR); | |
| 1741 | |
| 1742 interp = Tcl_CreateInterp(); | |
| 1743 Tcl_Preserve(interp); | |
| 1744 if (Tcl_Init(interp) == TCL_ERROR) | |
| 1745 { | |
| 1746 Tcl_Release(interp); | |
| 1747 Tcl_DeleteInterp(interp); | |
| 1748 return FAIL; | |
| 1749 } | |
| 1750 #if 0 | |
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1751 // VIM sure is interactive |
| 7 | 1752 Tcl_SetVar(interp, "tcl_interactive", "1", TCL_GLOBAL_ONLY); |
| 1753 #endif | |
| 1754 | |
| 1755 Tcl_SetChannelOption(interp, ch1, "-buffering", "line"); | |
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1756 #ifdef MSWIN |
| 3369 | 1757 Tcl_SetChannelOption(interp, ch1, "-translation", "lf"); |
| 1758 #endif | |
| 7 | 1759 Tcl_SetChannelOption(interp, ch2, "-buffering", "line"); |
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1760 #ifdef MSWIN |
| 3369 | 1761 Tcl_SetChannelOption(interp, ch2, "-translation", "lf"); |
| 1762 #endif | |
| 7 | 1763 |
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1764 // replace standard Tcl exit command |
| 7 | 1765 Tcl_DeleteCommand(interp, "exit"); |
| 1766 Tcl_CreateObjCommand(interp, "exit", exitcmd, | |
| 1767 (ClientData)NULL, (Tcl_CmdDeleteProc *)NULL); | |
| 1768 | |
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1769 // new commands, in ::vim namespace |
| 7 | 1770 Tcl_CreateObjCommand(interp, "::vim::buffer", buffercmd, |
| 1771 (ClientData)NULL, (Tcl_CmdDeleteProc *)NULL); | |
| 1772 Tcl_CreateObjCommand(interp, "::vim::window", windowcmd, | |
| 1773 (ClientData)NULL, (Tcl_CmdDeleteProc *)NULL); | |
| 1774 Tcl_CreateObjCommand(interp, "::vim::command", commandcmd, | |
| 1775 (ClientData)NULL, (Tcl_CmdDeleteProc *)NULL); | |
| 1776 Tcl_CreateObjCommand(interp, "::vim::beep", beepcmd, | |
| 1777 (ClientData)NULL, (Tcl_CmdDeleteProc *)NULL); | |
| 1778 Tcl_CreateObjCommand(interp, "::vim::option", optioncmd, | |
| 1779 (ClientData)NULL, (Tcl_CmdDeleteProc *)NULL); | |
| 1780 Tcl_CreateObjCommand(interp, "::vim::expr", exprcmd, | |
| 1781 (ClientData)NULL, (Tcl_CmdDeleteProc *)NULL); | |
| 1782 | |
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1783 // "lbase" variable |
| 7 | 1784 tclinfo.lbase = 1; |
| 1785 strcpy(varname, VAR_LBASE); | |
| 1786 Tcl_LinkVar(interp, varname, (char *)&tclinfo.lbase, TCL_LINK_INT); | |
| 1787 | |
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1788 // "range" variable |
| 7 | 1789 tclinfo.range_start = eap->line1; |
| 1790 strcpy(varname, VAR_RANGE1); | |
| 1791 Tcl_LinkVar(interp, varname, (char *)&tclinfo.range_start, TCL_LINK_INT|TCL_LINK_READ_ONLY); | |
| 1792 strcpy(varname, VAR_RANGE2); | |
| 1793 Tcl_LinkVar(interp, varname, (char *)&tclinfo.range_start, TCL_LINK_INT|TCL_LINK_READ_ONLY); | |
| 1794 tclinfo.range_end = eap->line2; | |
| 1795 strcpy(varname, VAR_RANGE3); | |
| 1796 Tcl_LinkVar(interp, varname, (char *)&tclinfo.range_end, TCL_LINK_INT|TCL_LINK_READ_ONLY); | |
| 1797 | |
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1798 // "current" variable |
| 7 | 1799 tclinfo.curbuf = Tcl_Alloc(VARNAME_SIZE); |
| 1800 tclinfo.curwin = Tcl_Alloc(VARNAME_SIZE); | |
| 1801 name = tclgetbuffer(interp, curbuf); | |
| 1802 strcpy(tclinfo.curbuf, name); | |
| 1803 strcpy(varname, VAR_CURBUF); | |
| 1804 Tcl_LinkVar(interp, varname, (char *)&tclinfo.curbuf, TCL_LINK_STRING|TCL_LINK_READ_ONLY); | |
| 1805 name = tclgetwindow(interp, curwin); | |
| 1806 strcpy(tclinfo.curwin, name); | |
| 1807 strcpy(varname, VAR_CURWIN); | |
| 1808 Tcl_LinkVar(interp, varname, (char *)&tclinfo.curwin, TCL_LINK_STRING|TCL_LINK_READ_ONLY); | |
| 1809 | |
| 1810 tclinfo.interp = interp; | |
| 1811 } | |
| 1812 else | |
| 1813 { | |
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1814 // Interpreter already exists, just update variables |
| 7 | 1815 tclinfo.range_start = row2tcl(eap->line1); |
| 1816 tclinfo.range_end = row2tcl(eap->line2); | |
| 1817 tclupdatevars(); | |
| 1818 } | |
| 3369 | 1819 |
| 1820 tclinfo.exitvalue = 0; | |
| 7 | 1821 return OK; |
| 1822 } | |
| 1823 | |
| 1824 static void | |
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1825 tclerrmsg(char *text) |
| 7 | 1826 { |
| 1827 char *next; | |
| 1828 | |
| 1829 while ((next=strchr(text, '\n'))) | |
| 1830 { | |
| 1831 *next++ = '\0'; | |
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1832 emsg(text); |
| 7 | 1833 text = next; |
| 1834 } | |
| 1835 if (*text) | |
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1836 emsg(text); |
| 7 | 1837 } |
| 1838 | |
| 1839 static void | |
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1840 tclmsg(char *text) |
| 7 | 1841 { |
| 1842 char *next; | |
| 1843 | |
| 1844 while ((next=strchr(text, '\n'))) | |
| 1845 { | |
| 1846 *next++ = '\0'; | |
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1847 msg(text); |
| 7 | 1848 text = next; |
| 1849 } | |
| 1850 if (*text) | |
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1851 msg(text); |
| 7 | 1852 } |
| 1853 | |
| 1854 static void | |
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1855 tcldelthisinterp(void) |
| 7 | 1856 { |
| 1857 if (!Tcl_InterpDeleted(tclinfo.interp)) | |
| 1858 Tcl_DeleteInterp(tclinfo.interp); | |
| 1859 Tcl_Release(tclinfo.interp); | |
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1860 // The interpreter is now gets deleted. All registered commands (esp. |
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1861 // window and buffer commands) are deleted, triggering their deletion |
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1862 // callback, which deletes all refs pointing to this interpreter. |
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1863 // We could garbage-collect the unused ref structs in all windows and |
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1864 // buffers, but unless the user creates hundreds of sub-interpreters |
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1865 // all referring to lots of windows and buffers, this is hardly worth |
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1866 // the effort. Unused refs are recycled by other interpreters, and |
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1867 // all refs are free'd when the window/buffer gets closed by vim. |
| 7 | 1868 |
| 1869 tclinfo.interp = NULL; | |
| 1870 Tcl_Free(tclinfo.curbuf); | |
| 1871 Tcl_Free(tclinfo.curwin); | |
| 1872 tclinfo.curbuf = tclinfo.curwin = NULL; | |
| 1873 } | |
| 1874 | |
| 1875 static int | |
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1876 tclexit(int error) |
| 7 | 1877 { |
| 1878 int newerr = OK; | |
| 1879 | |
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1880 if (Tcl_InterpDeleted(tclinfo.interp) // True if we intercepted Tcl's exit command |
| 3369 | 1881 #if (TCL_MAJOR_VERSION == 8 && TCL_MINOR_VERSION >= 5) || TCL_MAJOR_VERSION > 8 |
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1882 || Tcl_LimitExceeded(tclinfo.interp) // True if the interpreter cannot continue |
| 3369 | 1883 #endif |
| 1884 ) | |
| 7 | 1885 { |
| 274 | 1886 char buf[50]; |
| 7 | 1887 |
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1888 sprintf(buf, _(e_exit_code_nr), tclinfo.exitvalue); |
| 3369 | 1889 tclerrmsg(buf); |
| 1890 if (tclinfo.exitvalue == 0) | |
| 7 | 1891 { |
| 3369 | 1892 did_emsg = 0; |
| 1893 newerr = OK; | |
| 7 | 1894 } |
| 1895 else | |
| 3369 | 1896 newerr = FAIL; |
| 7 | 1897 |
| 1898 tcldelthisinterp(); | |
| 1899 } | |
| 1900 else | |
| 1901 { | |
| 1902 char *result; | |
| 1903 | |
| 135 | 1904 result = (char *)Tcl_GetStringResult(tclinfo.interp); |
| 7 | 1905 if (error == TCL_OK) |
| 1906 { | |
| 1907 tclmsg(result); | |
| 1908 newerr = OK; | |
| 1909 } | |
| 1910 else | |
| 1911 { | |
| 1912 tclerrmsg(result); | |
| 1913 newerr = FAIL; | |
| 1914 } | |
| 1915 } | |
| 1916 | |
| 1917 return newerr; | |
| 1918 } | |
| 1919 | |
| 1920 /* | |
| 1921 * ":tcl" | |
| 1922 */ | |
| 1923 void | |
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1924 ex_tcl(exarg_T *eap) |
| 7 | 1925 { |
| 1926 char_u *script; | |
| 1927 int err; | |
| 1928 | |
| 1929 script = script_get(eap, eap->arg); | |
| 1930 if (!eap->skip) | |
| 1931 { | |
| 1932 err = tclinit(eap); | |
| 1933 if (err == OK) | |
| 1934 { | |
| 1935 Tcl_AllowExceptions(tclinfo.interp); | |
| 1936 if (script == NULL) | |
| 1937 err = Tcl_Eval(tclinfo.interp, (char *)eap->arg); | |
| 1938 else | |
| 1939 err = Tcl_Eval(tclinfo.interp, (char *)script); | |
| 1940 err = tclexit(err); | |
| 1941 } | |
| 1942 } | |
| 1943 vim_free(script); | |
| 1944 } | |
| 1945 | |
| 1946 /* | |
| 1947 * ":tclfile" | |
| 1948 */ | |
| 1949 void | |
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1950 ex_tclfile(exarg_T *eap) |
| 7 | 1951 { |
| 1952 char *file = (char *)eap->arg; | |
| 1953 int err; | |
| 1954 | |
| 1955 err = tclinit(eap); | |
| 1956 if (err == OK) | |
| 1957 { | |
| 1958 Tcl_AllowExceptions(tclinfo.interp); | |
| 1959 err = Tcl_EvalFile(tclinfo.interp, file); | |
| 1960 err = tclexit(err); | |
| 1961 } | |
| 1962 } | |
| 1963 | |
| 1964 /* | |
| 1965 * ":tcldo" | |
| 1966 */ | |
| 1967 void | |
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1968 ex_tcldo(exarg_T *eap) |
| 7 | 1969 { |
| 1970 char *script, *line; | |
| 1971 int err, rs, re, lnum; | |
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1972 char var_lnum[VARNAME_SIZE]; // must be writeable memory |
| 7 | 1973 char var_line[VARNAME_SIZE]; |
| 1974 linenr_T first_line = 0; | |
| 1975 linenr_T last_line = 0; | |
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1976 buf_T *was_curbuf = curbuf; |
| 7 | 1977 |
| 1978 rs = eap->line1; | |
| 1979 re = eap->line2; | |
| 1980 script = (char *)eap->arg; | |
| 1981 strcpy(var_lnum, VAR_CURLNUM); | |
| 1982 strcpy(var_line, VAR_CURLINE); | |
| 1983 | |
| 1984 err = tclinit(eap); | |
| 1985 if (err != OK) | |
| 1986 return; | |
| 1987 | |
| 1988 lnum = row2tcl(rs); | |
| 1989 Tcl_LinkVar(tclinfo.interp, var_lnum, (char *)&lnum, TCL_LINK_INT|TCL_LINK_READ_ONLY); | |
| 1990 err = TCL_OK; | |
| 1991 if (u_save((linenr_T)(rs-1), (linenr_T)(re+1)) != OK) | |
| 1992 { | |
| 1993 Tcl_SetResult(tclinfo.interp, _("cannot save undo information"), TCL_STATIC); | |
| 1994 err = TCL_ERROR; | |
| 1995 } | |
| 1996 while (err == TCL_OK && rs <= re) | |
| 1997 { | |
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1998 if ((linenr_T)rs > curbuf->b_ml.ml_line_count) |
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1999 break; |
| 7 | 2000 line = (char *)ml_get_buf(curbuf, (linenr_T)rs, FALSE); |
| 2001 if (!line) | |
| 2002 { | |
| 2003 Tcl_SetResult(tclinfo.interp, _("cannot get line"), TCL_STATIC); | |
| 2004 err = TCL_ERROR; | |
| 2005 break; | |
| 2006 } | |
| 2007 Tcl_SetVar(tclinfo.interp, var_line, line, 0); | |
| 2008 Tcl_AllowExceptions(tclinfo.interp); | |
| 2009 err = Tcl_Eval(tclinfo.interp, script); | |
| 3369 | 2010 if (err != TCL_OK |
| 2011 || Tcl_InterpDeleted(tclinfo.interp) | |
| 2012 #if (TCL_MAJOR_VERSION == 8 && TCL_MINOR_VERSION >= 5) || TCL_MAJOR_VERSION > 8 | |
| 2013 || Tcl_LimitExceeded(tclinfo.interp) | |
| 2014 #endif | |
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2015 || curbuf != was_curbuf) |
| 7 | 2016 break; |
| 135 | 2017 line = (char *)Tcl_GetVar(tclinfo.interp, var_line, 0); |
| 7 | 2018 if (line) |
| 2019 { | |
| 2020 if (ml_replace((linenr_T)rs, (char_u *)line, TRUE) != OK) | |
| 2021 { | |
| 2022 Tcl_SetResult(tclinfo.interp, _("cannot replace line"), TCL_STATIC); | |
| 2023 err = TCL_ERROR; | |
| 2024 break; | |
| 2025 } | |
| 2026 if (first_line == 0) | |
| 2027 first_line = rs; | |
| 2028 last_line = rs; | |
| 2029 } | |
| 2030 ++rs; | |
| 2031 ++lnum; | |
| 2032 Tcl_UpdateLinkedVar(tclinfo.interp, var_lnum); | |
| 2033 } | |
| 2034 if (first_line) | |
| 2035 changed_lines(first_line, 0, last_line + 1, (long)0); | |
| 2036 | |
| 2037 Tcl_UnsetVar(tclinfo.interp, var_line, 0); | |
| 2038 Tcl_UnlinkVar(tclinfo.interp, var_lnum); | |
| 2039 if (err == TCL_OK) | |
| 2040 Tcl_ResetResult(tclinfo.interp); | |
| 2041 | |
| 2042 (void)tclexit(err); | |
| 2043 } | |
| 2044 | |
| 2045 static void | |
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2046 tcldelallrefs(struct ref *ref) |
| 7 | 2047 { |
| 2048 struct ref *next; | |
| 2049 int err; | |
| 2050 char *result; | |
| 2051 | |
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2052 #ifdef DYNAMIC_TCL |
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2053 // TODO: this code currently crashes Vim on exit |
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2054 if (exiting) |
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2055 return; |
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2056 #endif |
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2057 |
| 7 | 2058 while (ref != NULL) |
| 2059 { | |
| 2060 next = ref->next; | |
| 2061 if (ref->interp) | |
| 2062 { | |
| 2063 if (ref->delcmd) | |
| 2064 { | |
| 2065 err = Tcl_GlobalEvalObj(ref->interp, ref->delcmd); | |
| 2066 if (err != TCL_OK) | |
| 2067 { | |
| 135 | 2068 result = (char *)Tcl_GetStringResult(ref->interp); |
| 7 | 2069 if (result) |
| 2070 tclerrmsg(result); | |
| 2071 } | |
| 2072 Tcl_DecrRefCount(ref->delcmd); | |
| 2073 ref->delcmd = NULL; | |
| 2074 } | |
| 2075 Tcl_DeleteCommandFromToken(ref->interp, ref->cmd); | |
| 2076 } | |
| 2077 Tcl_Free((char *)ref); | |
| 2078 ref = next; | |
| 2079 } | |
| 2080 } | |
| 2081 | |
| 2082 void | |
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2083 tcl_buffer_free(buf_T *buf) |
| 7 | 2084 { |
| 2085 struct ref *reflist; | |
| 2086 | |
| 2087 #ifdef DYNAMIC_TCL | |
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2088 if (!stubs_initialized) // Not using Tcl, nothing to do. |
| 7 | 2089 return; |
| 2090 #endif | |
| 2091 | |
| 502 | 2092 reflist = (struct ref *)(buf->b_tcl_ref); |
| 7 | 2093 if (reflist != &refsdeleted) |
| 2094 { | |
| 502 | 2095 buf->b_tcl_ref = (void *)&refsdeleted; |
| 7 | 2096 tcldelallrefs(reflist); |
| 502 | 2097 buf->b_tcl_ref = NULL; |
| 7 | 2098 } |
| 2099 } | |
| 2100 | |
| 2101 void | |
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2102 tcl_window_free(win_T *win) |
| 7 | 2103 { |
| 2104 struct ref *reflist; | |
| 2105 | |
| 2106 #ifdef DYNAMIC_TCL | |
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2107 if (!stubs_initialized) // Not using Tcl, nothing to do. |
| 7 | 2108 return; |
| 2109 #endif | |
| 2110 | |
| 502 | 2111 reflist = (struct ref*)(win->w_tcl_ref); |
| 7 | 2112 if (reflist != &refsdeleted) |
| 2113 { | |
| 502 | 2114 win->w_tcl_ref = (void *)&refsdeleted; |
| 7 | 2115 tcldelallrefs(reflist); |
| 502 | 2116 win->w_tcl_ref = NULL; |
| 7 | 2117 } |
| 2118 } | |
| 2119 | |
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2120 // The End |