Mercurial > vim
annotate src/if_cscope.c @ 13138:0f906f414c69 v8.0.1443
patch 8.0.1443: compiler complains about uninitialized variable
commit https://github.com/vim/vim/commit/059fd01021779ee369c1e55557275f6c349fda9e
Author: Bram Moolenaar <Bram@vim.org>
Date: Wed Jan 31 14:25:53 2018 +0100
patch 8.0.1443: compiler complains about uninitialized variable
Problem: Compiler complains about uninitialized variable. (Tony Mechelynck)
Solution: Assign a value to the variable.
author | Christian Brabandt <cb@256bit.org> |
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date | Wed, 31 Jan 2018 14:30:05 +0100 |
parents | bc735a129ea9 |
children | ac42c4b11dbc |
rev | line source |
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commit https://github.com/vim/vim/commit/edf3f97ae2af024708ebb4ac614227327033ca47
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1 /* vi:set ts=8 sts=4 sw=4 noet: |
7 | 2 * |
3 * CSCOPE support for Vim added by Andy Kahn <kahn@zk3.dec.com> | |
148 | 4 * Ported to Win32 by Sergey Khorev <sergey.khorev@gmail.com> |
7 | 5 * |
6 * The basic idea/structure of cscope for Vim was borrowed from Nvi. There | |
7 * might be a few lines of code that look similar to what Nvi has. | |
8 * | |
9 * See README.txt for an overview of the Vim source code. | |
10 */ | |
11 | |
12 #include "vim.h" | |
13 | |
14 #if defined(FEAT_CSCOPE) || defined(PROTO) | |
15 | |
16 #include <sys/types.h> | |
17 #include <sys/stat.h> | |
18 #if defined(UNIX) | |
19 # include <sys/wait.h> | |
20 #endif | |
21 #include "if_cscope.h" | |
22 | |
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23 static void cs_usage_msg(csid_e x); |
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24 static int cs_add(exarg_T *eap); |
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25 static void cs_stat_emsg(char *fname); |
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26 static int cs_add_common(char *, char *, char *); |
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27 static int cs_check_for_connections(void); |
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28 static int cs_check_for_tags(void); |
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29 static int cs_cnt_connections(void); |
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30 static void cs_reading_emsg(int idx); |
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31 static int cs_cnt_matches(int idx); |
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32 static char * cs_create_cmd(char *csoption, char *pattern); |
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33 static int cs_create_connection(int i); |
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34 static void do_cscope_general(exarg_T *eap, int make_split); |
636 | 35 #ifdef FEAT_QUICKFIX |
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36 static void cs_file_results(FILE *, int *); |
636 | 37 #endif |
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38 static void cs_fill_results(char *, int , int *, char ***, |
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39 char ***, int *); |
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40 static int cs_find(exarg_T *eap); |
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41 static int cs_find_common(char *opt, char *pat, int, int, int, char_u *cmdline); |
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42 static int cs_help(exarg_T *eap); |
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43 static void clear_csinfo(int i); |
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44 static int cs_insert_filelist(char *, char *, char *, |
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45 stat_T *); |
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46 static int cs_kill(exarg_T *eap); |
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47 static void cs_kill_execute(int, char *); |
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48 static cscmd_T * cs_lookup_cmd(exarg_T *eap); |
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49 static char * cs_make_vim_style_matches(char *, char *, |
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50 char *, char *); |
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51 static char * cs_manage_matches(char **, char **, int, mcmd_e); |
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52 static char * cs_parse_results(int cnumber, char *buf, int bufsize, char **context, char **linenumber, char **search); |
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53 static char * cs_pathcomponents(char *path); |
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54 static void cs_print_tags_priv(char **, char **, int); |
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55 static int cs_read_prompt(int); |
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56 static void cs_release_csp(int, int freefnpp); |
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57 static int cs_reset(exarg_T *eap); |
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58 static char * cs_resolve_file(int, char *); |
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59 static int cs_show(exarg_T *eap); |
7 | 60 |
61 | |
1931 | 62 static csinfo_T * csinfo = NULL; |
63 static int csinfo_size = 0; /* number of items allocated in | |
64 csinfo[] */ | |
65 | |
1372 | 66 static int eap_arg_len; /* length of eap->arg, set in |
67 cs_lookup_cmd() */ | |
7 | 68 static cscmd_T cs_cmds[] = |
69 { | |
70 { "add", cs_add, | |
71 N_("Add a new database"), "add file|dir [pre-path] [flags]", 0 }, | |
72 { "find", cs_find, | |
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73 N_("Query for a pattern"), "find a|c|d|e|f|g|i|s|t name", 1 }, |
7 | 74 { "help", cs_help, |
75 N_("Show this message"), "help", 0 }, | |
76 { "kill", cs_kill, | |
77 N_("Kill a connection"), "kill #", 0 }, | |
78 { "reset", cs_reset, | |
79 N_("Reinit all connections"), "reset", 0 }, | |
80 { "show", cs_show, | |
81 N_("Show connections"), "show", 0 }, | |
1880 | 82 { NULL, NULL, NULL, NULL, 0 } |
7 | 83 }; |
84 | |
85 static void | |
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86 cs_usage_msg(csid_e x) |
7 | 87 { |
88 (void)EMSG2(_("E560: Usage: cs[cope] %s"), cs_cmds[(int)x].usage); | |
89 } | |
90 | |
1845 | 91 #if defined(FEAT_CMDL_COMPL) || defined(PROTO) |
92 | |
93 static enum | |
94 { | |
95 EXP_CSCOPE_SUBCMD, /* expand ":cscope" sub-commands */ | |
1858 | 96 EXP_SCSCOPE_SUBCMD, /* expand ":scscope" sub-commands */ |
1845 | 97 EXP_CSCOPE_FIND, /* expand ":cscope find" arguments */ |
98 EXP_CSCOPE_KILL /* expand ":cscope kill" arguments */ | |
99 } expand_what; | |
100 | |
101 /* | |
102 * Function given to ExpandGeneric() to obtain the cscope command | |
103 * expansion. | |
104 */ | |
105 char_u * | |
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106 get_cscope_name(expand_T *xp UNUSED, int idx) |
1845 | 107 { |
1858 | 108 int current_idx; |
109 int i; | |
110 | |
1845 | 111 switch (expand_what) |
112 { | |
113 case EXP_CSCOPE_SUBCMD: | |
114 /* Complete with sub-commands of ":cscope": | |
115 * add, find, help, kill, reset, show */ | |
116 return (char_u *)cs_cmds[idx].name; | |
1858 | 117 case EXP_SCSCOPE_SUBCMD: |
118 /* Complete with sub-commands of ":scscope": same sub-commands as | |
119 * ":cscope" but skip commands which don't support split windows */ | |
120 for (i = 0, current_idx = 0; cs_cmds[i].name != NULL; i++) | |
121 if (cs_cmds[i].cansplit) | |
122 if (current_idx++ == idx) | |
123 break; | |
124 return (char_u *)cs_cmds[i].name; | |
1845 | 125 case EXP_CSCOPE_FIND: |
126 { | |
127 const char *query_type[] = | |
128 { | |
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129 "a", "c", "d", "e", "f", "g", "i", "s", "t", NULL |
1845 | 130 }; |
131 | |
132 /* Complete with query type of ":cscope find {query_type}". | |
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133 * {query_type} can be letters (c, d, ... a) or numbers (0, 1, |
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134 * ..., 9) but only complete with letters, since numbers are |
1845 | 135 * redundant. */ |
136 return (char_u *)query_type[idx]; | |
137 } | |
138 case EXP_CSCOPE_KILL: | |
139 { | |
1931 | 140 static char connection[5]; |
1845 | 141 |
142 /* ":cscope kill" accepts connection numbers or partial names of | |
143 * the pathname of the cscope database as argument. Only complete | |
144 * with connection numbers. -1 can also be used to kill all | |
145 * connections. */ | |
1931 | 146 for (i = 0, current_idx = 0; i < csinfo_size; i++) |
1845 | 147 { |
148 if (csinfo[i].fname == NULL) | |
149 continue; | |
150 if (current_idx++ == idx) | |
151 { | |
1931 | 152 vim_snprintf(connection, sizeof(connection), "%d", i); |
153 return (char_u *)connection; | |
1845 | 154 } |
155 } | |
156 return (current_idx == idx && idx > 0) ? (char_u *)"-1" : NULL; | |
157 } | |
158 default: | |
159 return NULL; | |
160 } | |
161 } | |
162 | |
163 /* | |
164 * Handle command line completion for :cscope command. | |
165 */ | |
166 void | |
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167 set_context_in_cscope_cmd( |
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168 expand_T *xp, |
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169 char_u *arg, |
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170 cmdidx_T cmdidx) |
1845 | 171 { |
172 char_u *p; | |
173 | |
174 /* Default: expand subcommands */ | |
175 xp->xp_context = EXPAND_CSCOPE; | |
176 xp->xp_pattern = arg; | |
1858 | 177 expand_what = (cmdidx == CMD_scscope) |
178 ? EXP_SCSCOPE_SUBCMD : EXP_CSCOPE_SUBCMD; | |
1845 | 179 |
180 /* (part of) subcommand already typed */ | |
181 if (*arg != NUL) | |
182 { | |
183 p = skiptowhite(arg); | |
184 if (*p != NUL) /* past first word */ | |
185 { | |
186 xp->xp_pattern = skipwhite(p); | |
187 if (*skiptowhite(xp->xp_pattern) != NUL) | |
188 xp->xp_context = EXPAND_NOTHING; | |
189 else if (STRNICMP(arg, "add", p - arg) == 0) | |
190 xp->xp_context = EXPAND_FILES; | |
191 else if (STRNICMP(arg, "kill", p - arg) == 0) | |
192 expand_what = EXP_CSCOPE_KILL; | |
193 else if (STRNICMP(arg, "find", p - arg) == 0) | |
194 expand_what = EXP_CSCOPE_FIND; | |
195 else | |
196 xp->xp_context = EXPAND_NOTHING; | |
197 } | |
198 } | |
199 } | |
200 | |
201 #endif /* FEAT_CMDL_COMPL */ | |
202 | |
7 | 203 /* |
1845 | 204 * Find the command, print help if invalid, and then call the corresponding |
205 * command function. | |
7 | 206 */ |
207 static void | |
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208 do_cscope_general( |
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209 exarg_T *eap, |
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210 int make_split UNUSED) /* whether to split window */ |
7 | 211 { |
212 cscmd_T *cmdp; | |
213 | |
214 if ((cmdp = cs_lookup_cmd(eap)) == NULL) | |
215 { | |
216 cs_help(eap); | |
217 return; | |
218 } | |
219 | |
220 if (make_split) | |
221 { | |
222 if (!cmdp->cansplit) | |
223 { | |
224 (void)MSG_PUTS(_("This cscope command does not support splitting the window.\n")); | |
225 return; | |
226 } | |
227 postponed_split = -1; | |
228 postponed_split_flags = cmdmod.split; | |
1090 | 229 postponed_split_tab = cmdmod.tab; |
7 | 230 } |
231 | |
232 cmdp->func(eap); | |
233 | |
234 postponed_split_flags = 0; | |
1090 | 235 postponed_split_tab = 0; |
7 | 236 } |
237 | |
238 /* | |
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239 * Implementation of ":cscope" and ":lcscope" |
7 | 240 */ |
241 void | |
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242 ex_cscope(exarg_T *eap) |
7 | 243 { |
244 do_cscope_general(eap, FALSE); | |
245 } | |
246 | |
247 /* | |
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248 * Implementation of ":scscope". Same as ex_cscope(), but splits window, too. |
7 | 249 */ |
250 void | |
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251 ex_scscope(exarg_T *eap) |
7 | 252 { |
253 do_cscope_general(eap, TRUE); | |
254 } | |
255 | |
256 /* | |
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257 * Implementation of ":cstag" |
7 | 258 */ |
259 void | |
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260 ex_cstag(exarg_T *eap) |
7 | 261 { |
262 int ret = FALSE; | |
263 | |
1621 | 264 if (*eap->arg == NUL) |
7 | 265 { |
266 (void)EMSG(_("E562: Usage: cstag <ident>")); | |
267 return; | |
268 } | |
269 | |
270 switch (p_csto) | |
271 { | |
272 case 0 : | |
273 if (cs_check_for_connections()) | |
274 { | |
665 | 275 ret = cs_find_common("g", (char *)(eap->arg), eap->forceit, FALSE, |
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276 FALSE, *eap->cmdlinep); |
7 | 277 if (ret == FALSE) |
278 { | |
279 cs_free_tags(); | |
280 if (msg_col) | |
281 msg_putchar('\n'); | |
282 | |
283 if (cs_check_for_tags()) | |
284 ret = do_tag(eap->arg, DT_JUMP, 0, eap->forceit, FALSE); | |
285 } | |
286 } | |
287 else if (cs_check_for_tags()) | |
288 { | |
289 ret = do_tag(eap->arg, DT_JUMP, 0, eap->forceit, FALSE); | |
290 } | |
291 break; | |
292 case 1 : | |
293 if (cs_check_for_tags()) | |
294 { | |
295 ret = do_tag(eap->arg, DT_JUMP, 0, eap->forceit, FALSE); | |
296 if (ret == FALSE) | |
297 { | |
298 if (msg_col) | |
299 msg_putchar('\n'); | |
300 | |
301 if (cs_check_for_connections()) | |
302 { | |
303 ret = cs_find_common("g", (char *)(eap->arg), eap->forceit, | |
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304 FALSE, FALSE, *eap->cmdlinep); |
7 | 305 if (ret == FALSE) |
306 cs_free_tags(); | |
307 } | |
308 } | |
309 } | |
310 else if (cs_check_for_connections()) | |
311 { | |
665 | 312 ret = cs_find_common("g", (char *)(eap->arg), eap->forceit, FALSE, |
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313 FALSE, *eap->cmdlinep); |
7 | 314 if (ret == FALSE) |
315 cs_free_tags(); | |
316 } | |
317 break; | |
318 default : | |
319 break; | |
320 } | |
321 | |
322 if (!ret) | |
323 { | |
324 (void)EMSG(_("E257: cstag: tag not found")); | |
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325 #if defined(FEAT_QUICKFIX) |
7 | 326 g_do_tagpreview = 0; |
327 #endif | |
328 } | |
329 | |
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330 } |
7 | 331 |
332 | |
333 /* | |
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334 * This simulates a vim_fgets(), but for cscope, returns the next line |
7 | 335 * from the cscope output. should only be called from find_tags() |
336 * | |
337 * returns TRUE if eof, FALSE otherwise | |
338 */ | |
339 int | |
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340 cs_fgets(char_u *buf, int size) |
7 | 341 { |
342 char *p; | |
343 | |
344 if ((p = cs_manage_matches(NULL, NULL, -1, Get)) == NULL) | |
345 return TRUE; | |
1372 | 346 vim_strncpy(buf, (char_u *)p, size - 1); |
7 | 347 |
348 return FALSE; | |
349 } /* cs_fgets */ | |
350 | |
351 | |
352 /* | |
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353 * Called only from do_tag(), when popping the tag stack. |
7 | 354 */ |
355 void | |
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356 cs_free_tags(void) |
7 | 357 { |
358 cs_manage_matches(NULL, NULL, -1, Free); | |
359 } | |
360 | |
361 | |
362 /* | |
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363 * Called from do_tag(). |
7 | 364 */ |
365 void | |
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366 cs_print_tags(void) |
7 | 367 { |
368 cs_manage_matches(NULL, NULL, -1, Print); | |
369 } | |
370 | |
371 | |
372 /* | |
373 * "cscope_connection([{num} , {dbpath} [, {prepend}]])" function | |
374 * | |
375 * Checks for the existence of a |cscope| connection. If no | |
376 * parameters are specified, then the function returns: | |
377 * | |
378 * 0, if cscope was not available (not compiled in), or if there | |
379 * are no cscope connections; or | |
380 * 1, if there is at least one cscope connection. | |
381 * | |
382 * If parameters are specified, then the value of {num} | |
383 * determines how existence of a cscope connection is checked: | |
384 * | |
385 * {num} Description of existence check | |
386 * ----- ------------------------------ | |
387 * 0 Same as no parameters (e.g., "cscope_connection()"). | |
388 * 1 Ignore {prepend}, and use partial string matches for | |
389 * {dbpath}. | |
390 * 2 Ignore {prepend}, and use exact string matches for | |
391 * {dbpath}. | |
392 * 3 Use {prepend}, use partial string matches for both | |
393 * {dbpath} and {prepend}. | |
394 * 4 Use {prepend}, use exact string matches for both | |
395 * {dbpath} and {prepend}. | |
396 * | |
397 * Note: All string comparisons are case sensitive! | |
398 */ | |
399 #if defined(FEAT_EVAL) || defined(PROTO) | |
400 int | |
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401 cs_connection(int num, char_u *dbpath, char_u *ppath) |
7 | 402 { |
403 int i; | |
404 | |
405 if (num < 0 || num > 4 || (num > 0 && !dbpath)) | |
406 return FALSE; | |
407 | |
1931 | 408 for (i = 0; i < csinfo_size; i++) |
7 | 409 { |
410 if (!csinfo[i].fname) | |
411 continue; | |
412 | |
413 if (num == 0) | |
414 return TRUE; | |
415 | |
416 switch (num) | |
417 { | |
418 case 1: | |
419 if (strstr(csinfo[i].fname, (char *)dbpath)) | |
420 return TRUE; | |
421 break; | |
422 case 2: | |
423 if (strcmp(csinfo[i].fname, (char *)dbpath) == 0) | |
424 return TRUE; | |
425 break; | |
426 case 3: | |
427 if (strstr(csinfo[i].fname, (char *)dbpath) | |
428 && ((!ppath && !csinfo[i].ppath) | |
429 || (ppath | |
430 && csinfo[i].ppath | |
431 && strstr(csinfo[i].ppath, (char *)ppath)))) | |
432 return TRUE; | |
433 break; | |
434 case 4: | |
435 if ((strcmp(csinfo[i].fname, (char *)dbpath) == 0) | |
436 && ((!ppath && !csinfo[i].ppath) | |
437 || (ppath | |
438 && csinfo[i].ppath | |
439 && (strcmp(csinfo[i].ppath, (char *)ppath) == 0)))) | |
440 return TRUE; | |
441 break; | |
442 } | |
443 } | |
444 | |
445 return FALSE; | |
446 } /* cs_connection */ | |
447 #endif | |
448 | |
449 | |
450 /* | |
451 * PRIVATE functions | |
452 ****************************************************************************/ | |
453 | |
454 /* | |
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455 * Add cscope database or a directory name (to look for cscope.out) |
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456 * to the cscope connection list. |
7 | 457 */ |
458 static int | |
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459 cs_add(exarg_T *eap UNUSED) |
7 | 460 { |
461 char *fname, *ppath, *flags = NULL; | |
462 | |
463 if ((fname = strtok((char *)NULL, (const char *)" ")) == NULL) | |
464 { | |
465 cs_usage_msg(Add); | |
466 return CSCOPE_FAILURE; | |
467 } | |
468 if ((ppath = strtok((char *)NULL, (const char *)" ")) != NULL) | |
469 flags = strtok((char *)NULL, (const char *)" "); | |
470 | |
471 return cs_add_common(fname, ppath, flags); | |
472 } | |
473 | |
474 static void | |
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475 cs_stat_emsg(char *fname) |
7 | 476 { |
477 char *stat_emsg = _("E563: stat(%s) error: %d"); | |
478 char *buf = (char *)alloc((unsigned)strlen(stat_emsg) + MAXPATHL + 10); | |
479 | |
480 if (buf != NULL) | |
481 { | |
482 (void)sprintf(buf, stat_emsg, fname, errno); | |
483 (void)EMSG(buf); | |
484 vim_free(buf); | |
485 } | |
486 else | |
487 (void)EMSG(_("E563: stat error")); | |
488 } | |
489 | |
490 | |
491 /* | |
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492 * The common routine to add a new cscope connection. Called by |
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493 * cs_add() and cs_reset(). I really don't like to do this, but this |
7 | 494 * routine uses a number of goto statements. |
495 */ | |
496 static int | |
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497 cs_add_common( |
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498 char *arg1, /* filename - may contain environment variables */ |
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499 char *arg2, /* prepend path - may contain environment variables */ |
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500 char *flags) |
7 | 501 { |
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502 stat_T statbuf; |
12 | 503 int ret; |
504 char *fname = NULL; | |
505 char *fname2 = NULL; | |
506 char *ppath = NULL; | |
507 int i; | |
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508 #ifdef FEAT_MODIFY_FNAME |
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509 int len; |
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510 int usedlen = 0; |
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511 char_u *fbuf = NULL; |
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512 #endif |
7 | 513 |
514 /* get the filename (arg1), expand it, and try to stat it */ | |
12 | 515 if ((fname = (char *)alloc(MAXPATHL + 1)) == NULL) |
7 | 516 goto add_err; |
517 | |
518 expand_env((char_u *)arg1, (char_u *)fname, MAXPATHL); | |
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519 #ifdef FEAT_MODIFY_FNAME |
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520 len = (int)STRLEN(fname); |
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521 fbuf = (char_u *)fname; |
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522 (void)modify_fname((char_u *)":p", &usedlen, |
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523 (char_u **)&fname, &fbuf, &len); |
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524 if (fname == NULL) |
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525 goto add_err; |
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526 fname = (char *)vim_strnsave((char_u *)fname, len); |
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527 vim_free(fbuf); |
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528 #endif |
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529 ret = mch_stat(fname, &statbuf); |
7 | 530 if (ret < 0) |
531 { | |
532 staterr: | |
533 if (p_csverbose) | |
534 cs_stat_emsg(fname); | |
535 goto add_err; | |
536 } | |
537 | |
538 /* get the prepend path (arg2), expand it, and try to stat it */ | |
539 if (arg2 != NULL) | |
540 { | |
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541 stat_T statbuf2; |
7 | 542 |
12 | 543 if ((ppath = (char *)alloc(MAXPATHL + 1)) == NULL) |
7 | 544 goto add_err; |
545 | |
546 expand_env((char_u *)arg2, (char_u *)ppath, MAXPATHL); | |
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changeset
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547 ret = mch_stat(ppath, &statbuf2); |
7 | 548 if (ret < 0) |
549 goto staterr; | |
550 } | |
551 | |
552 /* if filename is a directory, append the cscope database name to it */ | |
553 if ((statbuf.st_mode & S_IFMT) == S_IFDIR) | |
554 { | |
835 | 555 fname2 = (char *)alloc((unsigned)(strlen(CSCOPE_DBFILE) + strlen(fname) + 2)); |
7 | 556 if (fname2 == NULL) |
557 goto add_err; | |
558 | |
559 while (fname[strlen(fname)-1] == '/' | |
560 #ifdef WIN32 | |
561 || fname[strlen(fname)-1] == '\\' | |
562 #endif | |
563 ) | |
564 { | |
565 fname[strlen(fname)-1] = '\0'; | |
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566 if (fname[0] == '\0') |
7 | 567 break; |
568 } | |
569 if (fname[0] == '\0') | |
570 (void)sprintf(fname2, "/%s", CSCOPE_DBFILE); | |
571 else | |
572 (void)sprintf(fname2, "%s/%s", fname, CSCOPE_DBFILE); | |
573 | |
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574 ret = mch_stat(fname2, &statbuf); |
7 | 575 if (ret < 0) |
576 { | |
577 if (p_csverbose) | |
578 cs_stat_emsg(fname2); | |
579 goto add_err; | |
580 } | |
581 | |
582 i = cs_insert_filelist(fname2, ppath, flags, &statbuf); | |
583 } | |
584 #if defined(UNIX) | |
585 else if (S_ISREG(statbuf.st_mode) || S_ISLNK(statbuf.st_mode)) | |
586 #else | |
1385 | 587 /* WIN32 - substitute define S_ISREG from os_unix.h */ |
7 | 588 else if (((statbuf.st_mode) & S_IFMT) == S_IFREG) |
589 #endif | |
590 { | |
591 i = cs_insert_filelist(fname, ppath, flags, &statbuf); | |
592 } | |
593 else | |
594 { | |
595 if (p_csverbose) | |
596 (void)EMSG2( | |
597 _("E564: %s is not a directory or a valid cscope database"), | |
598 fname); | |
599 goto add_err; | |
600 } | |
601 | |
602 if (i != -1) | |
603 { | |
604 if (cs_create_connection(i) == CSCOPE_FAILURE | |
605 || cs_read_prompt(i) == CSCOPE_FAILURE) | |
606 { | |
607 cs_release_csp(i, TRUE); | |
608 goto add_err; | |
609 } | |
610 | |
611 if (p_csverbose) | |
612 { | |
613 msg_clr_eos(); | |
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changeset
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614 (void)smsg_attr(HL_ATTR(HLF_R), |
7 | 615 (char_u *)_("Added cscope database %s"), |
616 csinfo[i].fname); | |
617 } | |
618 } | |
619 | |
620 vim_free(fname); | |
621 vim_free(fname2); | |
622 vim_free(ppath); | |
623 return CSCOPE_SUCCESS; | |
624 | |
625 add_err: | |
626 vim_free(fname2); | |
627 vim_free(fname); | |
628 vim_free(ppath); | |
629 return CSCOPE_FAILURE; | |
630 } /* cs_add_common */ | |
631 | |
632 | |
633 static int | |
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634 cs_check_for_connections(void) |
7 | 635 { |
636 return (cs_cnt_connections() > 0); | |
637 } /* cs_check_for_connections */ | |
638 | |
639 | |
640 static int | |
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641 cs_check_for_tags(void) |
7 | 642 { |
301 | 643 return (p_tags[0] != NUL && curbuf->b_p_tags != NULL); |
7 | 644 } /* cs_check_for_tags */ |
645 | |
646 | |
647 /* | |
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648 * Count the number of cscope connections. |
7 | 649 */ |
650 static int | |
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651 cs_cnt_connections(void) |
7 | 652 { |
653 short i; | |
654 short cnt = 0; | |
655 | |
1931 | 656 for (i = 0; i < csinfo_size; i++) |
7 | 657 { |
658 if (csinfo[i].fname != NULL) | |
659 cnt++; | |
660 } | |
661 return cnt; | |
662 } /* cs_cnt_connections */ | |
663 | |
664 static void | |
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665 cs_reading_emsg( |
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666 int idx) /* connection index */ |
7 | 667 { |
668 EMSGN(_("E262: error reading cscope connection %ld"), idx); | |
669 } | |
670 | |
671 #define CSREAD_BUFSIZE 2048 | |
672 /* | |
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673 * Count the number of matches for a given cscope connection. |
7 | 674 */ |
675 static int | |
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676 cs_cnt_matches(int idx) |
7 | 677 { |
678 char *stok; | |
679 char *buf; | |
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680 int nlines = 0; |
7 | 681 |
682 buf = (char *)alloc(CSREAD_BUFSIZE); | |
683 if (buf == NULL) | |
684 return 0; | |
685 for (;;) | |
686 { | |
687 if (!fgets(buf, CSREAD_BUFSIZE, csinfo[idx].fr_fp)) | |
688 { | |
689 if (feof(csinfo[idx].fr_fp)) | |
690 errno = EIO; | |
691 | |
692 cs_reading_emsg(idx); | |
693 | |
694 vim_free(buf); | |
695 return -1; | |
696 } | |
697 | |
698 /* | |
699 * If the database is out of date, or there's some other problem, | |
700 * cscope will output error messages before the number-of-lines output. | |
701 * Display/discard any output that doesn't match what we want. | |
1058 | 702 * Accept "\S*cscope: X lines", also matches "mlcscope". |
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703 * Bail out for the "Unable to search" error. |
7 | 704 */ |
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705 if (strstr((const char *)buf, "Unable to search database") != NULL) |
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706 break; |
7 | 707 if ((stok = strtok(buf, (const char *)" ")) == NULL) |
708 continue; | |
1058 | 709 if (strstr((const char *)stok, "cscope:") == NULL) |
7 | 710 continue; |
711 | |
712 if ((stok = strtok(NULL, (const char *)" ")) == NULL) | |
713 continue; | |
714 nlines = atoi(stok); | |
715 if (nlines < 0) | |
716 { | |
717 nlines = 0; | |
718 break; | |
719 } | |
720 | |
721 if ((stok = strtok(NULL, (const char *)" ")) == NULL) | |
722 continue; | |
723 if (strncmp((const char *)stok, "lines", 5)) | |
724 continue; | |
725 | |
726 break; | |
727 } | |
728 | |
729 vim_free(buf); | |
730 return nlines; | |
731 } /* cs_cnt_matches */ | |
732 | |
733 | |
734 /* | |
735 * Creates the actual cscope command query from what the user entered. | |
736 */ | |
737 static char * | |
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738 cs_create_cmd(char *csoption, char *pattern) |
7 | 739 { |
740 char *cmd; | |
741 short search; | |
1847 | 742 char *pat; |
7 | 743 |
744 switch (csoption[0]) | |
745 { | |
746 case '0' : case 's' : | |
747 search = 0; | |
748 break; | |
749 case '1' : case 'g' : | |
750 search = 1; | |
751 break; | |
752 case '2' : case 'd' : | |
753 search = 2; | |
754 break; | |
755 case '3' : case 'c' : | |
756 search = 3; | |
757 break; | |
758 case '4' : case 't' : | |
759 search = 4; | |
760 break; | |
761 case '6' : case 'e' : | |
762 search = 6; | |
763 break; | |
764 case '7' : case 'f' : | |
765 search = 7; | |
766 break; | |
767 case '8' : case 'i' : | |
768 search = 8; | |
769 break; | |
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770 case '9' : case 'a' : |
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771 search = 9; |
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772 break; |
7 | 773 default : |
774 (void)EMSG(_("E561: unknown cscope search type")); | |
775 cs_usage_msg(Find); | |
776 return NULL; | |
777 } | |
778 | |
1847 | 779 /* Skip white space before the patter, except for text and pattern search, |
780 * they may want to use the leading white space. */ | |
781 pat = pattern; | |
782 if (search != 4 && search != 6) | |
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783 while VIM_ISWHITE(*pat) |
1847 | 784 ++pat; |
785 | |
786 if ((cmd = (char *)alloc((unsigned)(strlen(pat) + 2))) == NULL) | |
7 | 787 return NULL; |
788 | |
1847 | 789 (void)sprintf(cmd, "%d%s", search, pat); |
7 | 790 |
791 return cmd; | |
792 } /* cs_create_cmd */ | |
793 | |
794 | |
795 /* | |
796 * This piece of code was taken/adapted from nvi. do we need to add | |
797 * the BSD license notice? | |
798 */ | |
799 static int | |
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800 cs_create_connection(int i) |
7 | 801 { |
1385 | 802 #ifdef UNIX |
803 int to_cs[2], from_cs[2]; | |
804 #endif | |
805 int len; | |
806 char *prog, *cmd, *ppath = NULL; | |
807 #ifdef WIN32 | |
808 int fd; | |
809 SECURITY_ATTRIBUTES sa; | |
810 PROCESS_INFORMATION pi; | |
811 STARTUPINFO si; | |
812 BOOL pipe_stdin = FALSE, pipe_stdout = FALSE; | |
813 HANDLE stdin_rd, stdout_rd; | |
814 HANDLE stdout_wr, stdin_wr; | |
815 BOOL created; | |
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816 # if (defined(_MSC_VER) && (_MSC_VER >= 1300)) || defined(__MINGW32__) |
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817 # define OPEN_OH_ARGTYPE intptr_t |
1393 | 818 # else |
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819 # define OPEN_OH_ARGTYPE long |
1393 | 820 # endif |
7 | 821 #endif |
822 | |
1385 | 823 #if defined(UNIX) |
7 | 824 /* |
825 * Cscope reads from to_cs[0] and writes to from_cs[1]; vi reads from | |
826 * from_cs[0] and writes to to_cs[1]. | |
827 */ | |
828 to_cs[0] = to_cs[1] = from_cs[0] = from_cs[1] = -1; | |
829 if (pipe(to_cs) < 0 || pipe(from_cs) < 0) | |
830 { | |
831 (void)EMSG(_("E566: Could not create cscope pipes")); | |
832 err_closing: | |
833 if (to_cs[0] != -1) | |
834 (void)close(to_cs[0]); | |
835 if (to_cs[1] != -1) | |
836 (void)close(to_cs[1]); | |
837 if (from_cs[0] != -1) | |
838 (void)close(from_cs[0]); | |
839 if (from_cs[1] != -1) | |
840 (void)close(from_cs[1]); | |
841 return CSCOPE_FAILURE; | |
842 } | |
843 | |
844 switch (csinfo[i].pid = fork()) | |
845 { | |
846 case -1: | |
847 (void)EMSG(_("E622: Could not fork for cscope")); | |
848 goto err_closing; | |
849 case 0: /* child: run cscope. */ | |
850 if (dup2(to_cs[0], STDIN_FILENO) == -1) | |
851 PERROR("cs_create_connection 1"); | |
852 if (dup2(from_cs[1], STDOUT_FILENO) == -1) | |
853 PERROR("cs_create_connection 2"); | |
854 if (dup2(from_cs[1], STDERR_FILENO) == -1) | |
855 PERROR("cs_create_connection 3"); | |
856 | |
857 /* close unused */ | |
858 (void)close(to_cs[1]); | |
859 (void)close(from_cs[0]); | |
860 #else | |
1385 | 861 /* WIN32 */ |
862 /* Create pipes to communicate with cscope */ | |
863 sa.nLength = sizeof(SECURITY_ATTRIBUTES); | |
864 sa.bInheritHandle = TRUE; | |
865 sa.lpSecurityDescriptor = NULL; | |
866 | |
867 if (!(pipe_stdin = CreatePipe(&stdin_rd, &stdin_wr, &sa, 0)) | |
868 || !(pipe_stdout = CreatePipe(&stdout_rd, &stdout_wr, &sa, 0))) | |
869 { | |
870 (void)EMSG(_("E566: Could not create cscope pipes")); | |
871 err_closing: | |
872 if (pipe_stdin) | |
873 { | |
874 CloseHandle(stdin_rd); | |
875 CloseHandle(stdin_wr); | |
876 } | |
877 if (pipe_stdout) | |
878 { | |
879 CloseHandle(stdout_rd); | |
880 CloseHandle(stdout_wr); | |
881 } | |
882 return CSCOPE_FAILURE; | |
883 } | |
7 | 884 #endif |
885 /* expand the cscope exec for env var's */ | |
886 if ((prog = (char *)alloc(MAXPATHL + 1)) == NULL) | |
887 { | |
888 #ifdef UNIX | |
889 return CSCOPE_FAILURE; | |
890 #else | |
1385 | 891 /* WIN32 */ |
7 | 892 goto err_closing; |
893 #endif | |
894 } | |
895 expand_env((char_u *)p_csprg, (char_u *)prog, MAXPATHL); | |
896 | |
897 /* alloc space to hold the cscope command */ | |
835 | 898 len = (int)(strlen(prog) + strlen(csinfo[i].fname) + 32); |
7 | 899 if (csinfo[i].ppath) |
900 { | |
901 /* expand the prepend path for env var's */ | |
902 if ((ppath = (char *)alloc(MAXPATHL + 1)) == NULL) | |
903 { | |
904 vim_free(prog); | |
905 #ifdef UNIX | |
906 return CSCOPE_FAILURE; | |
907 #else | |
1385 | 908 /* WIN32 */ |
7 | 909 goto err_closing; |
910 #endif | |
911 } | |
912 expand_env((char_u *)csinfo[i].ppath, (char_u *)ppath, MAXPATHL); | |
913 | |
835 | 914 len += (int)strlen(ppath); |
7 | 915 } |
916 | |
917 if (csinfo[i].flags) | |
835 | 918 len += (int)strlen(csinfo[i].flags); |
7 | 919 |
920 if ((cmd = (char *)alloc(len)) == NULL) | |
921 { | |
922 vim_free(prog); | |
923 vim_free(ppath); | |
924 #ifdef UNIX | |
925 return CSCOPE_FAILURE; | |
926 #else | |
1385 | 927 /* WIN32 */ |
7 | 928 goto err_closing; |
929 #endif | |
930 } | |
931 | |
932 /* run the cscope command; is there execl for non-unix systems? */ | |
933 #if defined(UNIX) | |
934 (void)sprintf(cmd, "exec %s -dl -f %s", prog, csinfo[i].fname); | |
935 #else | |
1385 | 936 /* WIN32 */ |
7 | 937 (void)sprintf(cmd, "%s -dl -f %s", prog, csinfo[i].fname); |
938 #endif | |
939 if (csinfo[i].ppath != NULL) | |
940 { | |
941 (void)strcat(cmd, " -P"); | |
942 (void)strcat(cmd, csinfo[i].ppath); | |
943 } | |
944 if (csinfo[i].flags != NULL) | |
945 { | |
946 (void)strcat(cmd, " "); | |
947 (void)strcat(cmd, csinfo[i].flags); | |
948 } | |
949 # ifdef UNIX | |
950 /* on Win32 we still need prog */ | |
951 vim_free(prog); | |
952 # endif | |
953 vim_free(ppath); | |
954 | |
955 #if defined(UNIX) | |
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956 # if defined(HAVE_SETSID) || defined(HAVE_SETPGID) |
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957 /* Change our process group to avoid cscope receiving SIGWINCH. */ |
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958 # if defined(HAVE_SETSID) |
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959 (void)setsid(); |
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960 # else |
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961 if (setpgid(0, 0) == -1) |
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962 PERROR(_("cs_create_connection setpgid failed")); |
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963 # endif |
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964 # endif |
1878 | 965 if (execl("/bin/sh", "sh", "-c", cmd, (char *)NULL) == -1) |
7 | 966 PERROR(_("cs_create_connection exec failed")); |
967 | |
968 exit(127); | |
969 /* NOTREACHED */ | |
970 default: /* parent. */ | |
971 /* | |
972 * Save the file descriptors for later duplication, and | |
973 * reopen as streams. | |
974 */ | |
975 if ((csinfo[i].to_fp = fdopen(to_cs[1], "w")) == NULL) | |
976 PERROR(_("cs_create_connection: fdopen for to_fp failed")); | |
977 if ((csinfo[i].fr_fp = fdopen(from_cs[0], "r")) == NULL) | |
978 PERROR(_("cs_create_connection: fdopen for fr_fp failed")); | |
979 | |
980 /* close unused */ | |
981 (void)close(to_cs[0]); | |
982 (void)close(from_cs[1]); | |
983 | |
984 break; | |
985 } | |
1385 | 986 |
7 | 987 #else |
1385 | 988 /* WIN32 */ |
989 /* Create a new process to run cscope and use pipes to talk with it */ | |
990 GetStartupInfo(&si); | |
991 si.dwFlags = STARTF_USESTDHANDLES | STARTF_USESHOWWINDOW; | |
992 si.wShowWindow = SW_HIDE; /* Hide child application window */ | |
993 si.hStdOutput = stdout_wr; | |
994 si.hStdError = stdout_wr; | |
995 si.hStdInput = stdin_rd; | |
996 created = CreateProcess(NULL, cmd, NULL, NULL, TRUE, CREATE_NEW_CONSOLE, | |
997 NULL, NULL, &si, &pi); | |
998 vim_free(prog); | |
999 vim_free(cmd); | |
1000 | |
1001 if (!created) | |
1002 { | |
1003 PERROR(_("cs_create_connection exec failed")); | |
1004 (void)EMSG(_("E623: Could not spawn cscope process")); | |
1005 goto err_closing; | |
1006 } | |
1007 /* else */ | |
1008 csinfo[i].pid = pi.dwProcessId; | |
1009 csinfo[i].hProc = pi.hProcess; | |
1010 CloseHandle(pi.hThread); | |
1011 | |
1012 /* TODO - tidy up after failure to create files on pipe handles. */ | |
1393 | 1013 if (((fd = _open_osfhandle((OPEN_OH_ARGTYPE)stdin_wr, |
1014 _O_TEXT|_O_APPEND)) < 0) | |
1385 | 1015 || ((csinfo[i].to_fp = _fdopen(fd, "w")) == NULL)) |
1016 PERROR(_("cs_create_connection: fdopen for to_fp failed")); | |
1393 | 1017 if (((fd = _open_osfhandle((OPEN_OH_ARGTYPE)stdout_rd, |
1018 _O_TEXT|_O_RDONLY)) < 0) | |
1385 | 1019 || ((csinfo[i].fr_fp = _fdopen(fd, "r")) == NULL)) |
1020 PERROR(_("cs_create_connection: fdopen for fr_fp failed")); | |
1021 | |
1022 /* Close handles for file descriptors inherited by the cscope process */ | |
1023 CloseHandle(stdin_rd); | |
1024 CloseHandle(stdout_wr); | |
1025 | |
1026 #endif /* !UNIX */ | |
1027 | |
7 | 1028 return CSCOPE_SUCCESS; |
1029 } /* cs_create_connection */ | |
1030 | |
1031 | |
1032 /* | |
7009 | 1033 * Query cscope using command line interface. Parse the output and use tselect |
1034 * to allow choices. Like Nvi, creates a pipe to send to/from query/cscope. | |
7 | 1035 * |
1036 * returns TRUE if we jump to a tag or abort, FALSE if not. | |
1037 */ | |
1038 static int | |
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1039 cs_find(exarg_T *eap) |
7 | 1040 { |
1041 char *opt, *pat; | |
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1042 int i; |
7 | 1043 |
1044 if (cs_check_for_connections() == FALSE) | |
1045 { | |
1046 (void)EMSG(_("E567: no cscope connections")); | |
1047 return FALSE; | |
1048 } | |
1049 | |
1050 if ((opt = strtok((char *)NULL, (const char *)" ")) == NULL) | |
1051 { | |
1052 cs_usage_msg(Find); | |
1053 return FALSE; | |
1054 } | |
1055 | |
1056 pat = opt + strlen(opt) + 1; | |
1372 | 1057 if (pat >= (char *)eap->arg + eap_arg_len) |
7 | 1058 { |
1059 cs_usage_msg(Find); | |
1060 return FALSE; | |
1061 } | |
1062 | |
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1063 /* |
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1064 * Let's replace the NULs written by strtok() with spaces - we need the |
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1065 * spaces to correctly display the quickfix/location list window's title. |
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1066 */ |
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1067 for (i = 0; i < eap_arg_len; ++i) |
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1068 if (NUL == eap->arg[i]) |
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1069 eap->arg[i] = ' '; |
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1070 |
665 | 1071 return cs_find_common(opt, pat, eap->forceit, TRUE, |
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1072 eap->cmdidx == CMD_lcscope, *eap->cmdlinep); |
7 | 1073 } /* cs_find */ |
1074 | |
1075 | |
1076 /* | |
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1077 * Common code for cscope find, shared by cs_find() and ex_cstag(). |
7 | 1078 */ |
1079 static int | |
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1080 cs_find_common( |
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1081 char *opt, |
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1082 char *pat, |
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1083 int forceit, |
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1084 int verbose, |
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1085 int use_ll UNUSED, |
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1086 char_u *cmdline UNUSED) |
7 | 1087 { |
1088 int i; | |
1089 char *cmd; | |
1931 | 1090 int *nummatches; |
1091 int totmatches; | |
7 | 1092 #ifdef FEAT_QUICKFIX |
1093 char cmdletter; | |
1094 char *qfpos; | |
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1095 |
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1096 /* get cmd letter */ |
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1097 switch (opt[0]) |
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1098 { |
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1099 case '0' : |
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1100 cmdletter = 's'; |
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1101 break; |
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1102 case '1' : |
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1103 cmdletter = 'g'; |
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1104 break; |
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1105 case '2' : |
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1106 cmdletter = 'd'; |
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1107 break; |
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1108 case '3' : |
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1109 cmdletter = 'c'; |
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1110 break; |
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1111 case '4' : |
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1112 cmdletter = 't'; |
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1113 break; |
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1114 case '6' : |
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1115 cmdletter = 'e'; |
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1116 break; |
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1117 case '7' : |
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1118 cmdletter = 'f'; |
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1119 break; |
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1120 case '8' : |
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1121 cmdletter = 'i'; |
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1122 break; |
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1123 case '9' : |
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1124 cmdletter = 'a'; |
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1125 break; |
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1126 default : |
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1127 cmdletter = opt[0]; |
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1128 } |
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1129 |
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1130 qfpos = (char *)vim_strchr(p_csqf, cmdletter); |
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1131 if (qfpos != NULL) |
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1132 { |
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1133 qfpos++; |
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1134 /* next symbol must be + or - */ |
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1135 if (strchr(CSQF_FLAGS, *qfpos) == NULL) |
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1136 { |
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1137 char *nf = _("E469: invalid cscopequickfix flag %c for %c"); |
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1138 char *buf = (char *)alloc((unsigned)strlen(nf)); |
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1139 |
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1140 /* strlen will be enough because we use chars */ |
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1141 if (buf != NULL) |
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1142 { |
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1143 sprintf(buf, nf, *qfpos, *(qfpos-1)); |
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1144 (void)EMSG(buf); |
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1145 vim_free(buf); |
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1146 } |
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1147 return FALSE; |
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1148 } |
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1149 |
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1150 # ifdef FEAT_AUTOCMD |
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1151 if (*qfpos != '0' |
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1152 && apply_autocmds(EVENT_QUICKFIXCMDPRE, (char_u *)"cscope", |
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1153 curbuf->b_fname, TRUE, curbuf)) |
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1154 { |
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1155 # ifdef FEAT_EVAL |
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1156 if (aborting()) |
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1157 return FALSE; |
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1158 # endif |
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1159 } |
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1160 # endif |
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1161 } |
7 | 1162 #endif |
1163 | |
1164 /* create the actual command to send to cscope */ | |
1165 cmd = cs_create_cmd(opt, pat); | |
1166 if (cmd == NULL) | |
1167 return FALSE; | |
1168 | |
1931 | 1169 nummatches = (int *)alloc(sizeof(int)*csinfo_size); |
1170 if (nummatches == NULL) | |
7009 | 1171 { |
1172 vim_free(cmd); | |
1931 | 1173 return FALSE; |
7009 | 1174 } |
1931 | 1175 |
4352 | 1176 /* Send query to all open connections, then count the total number |
1177 * of matches so we can alloc all in one swell foop. */ | |
1931 | 1178 for (i = 0; i < csinfo_size; i++) |
7 | 1179 nummatches[i] = 0; |
1180 totmatches = 0; | |
1931 | 1181 for (i = 0; i < csinfo_size; i++) |
7 | 1182 { |
1040 | 1183 if (csinfo[i].fname == NULL || csinfo[i].to_fp == NULL) |
7 | 1184 continue; |
1185 | |
1186 /* send cmd to cscope */ | |
1187 (void)fprintf(csinfo[i].to_fp, "%s\n", cmd); | |
1188 (void)fflush(csinfo[i].to_fp); | |
1189 | |
1190 nummatches[i] = cs_cnt_matches(i); | |
1191 | |
1192 if (nummatches[i] > -1) | |
1193 totmatches += nummatches[i]; | |
1194 | |
1195 if (nummatches[i] == 0) | |
1196 (void)cs_read_prompt(i); | |
1197 } | |
1198 vim_free(cmd); | |
1199 | |
1200 if (totmatches == 0) | |
1201 { | |
1202 char *nf = _("E259: no matches found for cscope query %s of %s"); | |
1203 char *buf; | |
1204 | |
1205 if (!verbose) | |
1931 | 1206 { |
1207 vim_free(nummatches); | |
7 | 1208 return FALSE; |
1931 | 1209 } |
7 | 1210 |
835 | 1211 buf = (char *)alloc((unsigned)(strlen(opt) + strlen(pat) + strlen(nf))); |
7 | 1212 if (buf == NULL) |
1213 (void)EMSG(nf); | |
1214 else | |
1215 { | |
1216 sprintf(buf, nf, opt, pat); | |
1217 (void)EMSG(buf); | |
1218 vim_free(buf); | |
1219 } | |
1931 | 1220 vim_free(nummatches); |
7 | 1221 return FALSE; |
1222 } | |
1223 | |
1224 #ifdef FEAT_QUICKFIX | |
36 | 1225 if (qfpos != NULL && *qfpos != '0' && totmatches > 0) |
7 | 1226 { |
1227 /* fill error list */ | |
1027 | 1228 FILE *f; |
6721 | 1229 char_u *tmp = vim_tempname('c', TRUE); |
665 | 1230 qf_info_T *qi = NULL; |
1231 win_T *wp = NULL; | |
7 | 1232 |
531 | 1233 f = mch_fopen((char *)tmp, "w"); |
1027 | 1234 if (f == NULL) |
1235 EMSG2(_(e_notopen), tmp); | |
1236 else | |
7 | 1237 { |
1027 | 1238 cs_file_results(f, nummatches); |
1239 fclose(f); | |
1240 if (use_ll) /* Use location list */ | |
1241 wp = curwin; | |
1242 /* '-' starts a new error list */ | |
1243 if (qf_init(wp, tmp, (char_u *)"%f%*\\t%l%*\\t%m", | |
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1244 *qfpos == '-', cmdline, NULL) > 0) |
1027 | 1245 { |
1246 if (postponed_split != 0) | |
1247 { | |
7009 | 1248 (void)win_split(postponed_split > 0 ? postponed_split : 0, |
7 | 1249 postponed_split_flags); |
2583 | 1250 RESET_BINDING(curwin); |
1027 | 1251 postponed_split = 0; |
1252 } | |
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1253 |
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1254 # ifdef FEAT_AUTOCMD |
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1255 apply_autocmds(EVENT_QUICKFIXCMDPOST, (char_u *)"cscope", |
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1256 curbuf->b_fname, TRUE, curbuf); |
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1257 # endif |
1027 | 1258 if (use_ll) |
1259 /* | |
1260 * In the location list window, use the displayed location | |
1261 * list. Otherwise, use the location list for the window. | |
1262 */ | |
1263 qi = (bt_quickfix(wp->w_buffer) && wp->w_llist_ref != NULL) | |
1264 ? wp->w_llist_ref : wp->w_llist; | |
1265 qf_jump(qi, 0, 0, forceit); | |
1266 } | |
7 | 1267 } |
1268 mch_remove(tmp); | |
1269 vim_free(tmp); | |
1931 | 1270 vim_free(nummatches); |
7 | 1271 return TRUE; |
1272 } | |
1273 else | |
1274 #endif /* FEAT_QUICKFIX */ | |
1275 { | |
944 | 1276 char **matches = NULL, **contexts = NULL; |
1277 int matched = 0; | |
1278 | |
7 | 1279 /* read output */ |
1280 cs_fill_results((char *)pat, totmatches, nummatches, &matches, | |
1281 &contexts, &matched); | |
1931 | 1282 vim_free(nummatches); |
7 | 1283 if (matches == NULL) |
1284 return FALSE; | |
1285 | |
293 | 1286 (void)cs_manage_matches(matches, contexts, matched, Store); |
7 | 1287 |
1288 return do_tag((char_u *)pat, DT_CSCOPE, 0, forceit, verbose); | |
1289 } | |
1290 | |
1291 } /* cs_find_common */ | |
1292 | |
1293 /* | |
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1294 * Print help. |
7 | 1295 */ |
1296 static int | |
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1297 cs_help(exarg_T *eap UNUSED) |
7 | 1298 { |
1299 cscmd_T *cmdp = cs_cmds; | |
1300 | |
1301 (void)MSG_PUTS(_("cscope commands:\n")); | |
1302 while (cmdp->name != NULL) | |
1303 { | |
1793 | 1304 char *help = _(cmdp->help); |
1305 int space_cnt = 30 - vim_strsize((char_u *)help); | |
1306 | |
1307 /* Use %*s rather than %30s to ensure proper alignment in utf-8 */ | |
1308 if (space_cnt < 0) | |
1309 space_cnt = 0; | |
1310 (void)smsg((char_u *)_("%-5s: %s%*s (Usage: %s)"), | |
1311 cmdp->name, | |
1312 help, space_cnt, " ", | |
1313 cmdp->usage); | |
7 | 1314 if (strcmp(cmdp->name, "find") == 0) |
1706 | 1315 MSG_PUTS(_("\n" |
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1316 " a: Find assignments to this symbol\n" |
1706 | 1317 " c: Find functions calling this function\n" |
1318 " d: Find functions called by this function\n" | |
1319 " e: Find this egrep pattern\n" | |
1320 " f: Find this file\n" | |
1321 " g: Find this definition\n" | |
1322 " i: Find files #including this file\n" | |
1323 " s: Find this C symbol\n" | |
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1324 " t: Find this text string\n")); |
1706 | 1325 |
7 | 1326 cmdp++; |
1327 } | |
1328 | |
1329 wait_return(TRUE); | |
1330 return 0; | |
1331 } /* cs_help */ | |
1332 | |
1333 | |
1334 static void | |
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1335 clear_csinfo(int i) |
7 | 1336 { |
1337 csinfo[i].fname = NULL; | |
1338 csinfo[i].ppath = NULL; | |
1339 csinfo[i].flags = NULL; | |
1340 #if defined(UNIX) | |
1341 csinfo[i].st_dev = (dev_t)0; | |
1342 csinfo[i].st_ino = (ino_t)0; | |
1343 #else | |
1344 csinfo[i].nVolume = 0; | |
1345 csinfo[i].nIndexHigh = 0; | |
1346 csinfo[i].nIndexLow = 0; | |
1347 #endif | |
1621 | 1348 csinfo[i].pid = 0; |
7 | 1349 csinfo[i].fr_fp = NULL; |
1350 csinfo[i].to_fp = NULL; | |
301 | 1351 #if defined(WIN32) |
1352 csinfo[i].hProc = NULL; | |
1353 #endif | |
7 | 1354 } |
1355 | |
1356 #ifndef UNIX | |
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1357 static char *GetWin32Error(void); |
7 | 1358 |
1359 static char * | |
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1360 GetWin32Error(void) |
7 | 1361 { |
1362 char *msg = NULL; | |
1363 FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM, | |
1364 NULL, GetLastError(), 0, (LPSTR)&msg, 0, NULL); | |
1365 if (msg != NULL) | |
1366 { | |
1367 /* remove trailing \r\n */ | |
1368 char *pcrlf = strstr(msg, "\r\n"); | |
1369 if (pcrlf != NULL) | |
1370 *pcrlf = '\0'; | |
1371 } | |
1372 return msg; | |
1373 } | |
1374 #endif | |
323 | 1375 |
7 | 1376 /* |
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1377 * Insert a new cscope database filename into the filelist. |
7 | 1378 */ |
1379 static int | |
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1380 cs_insert_filelist( |
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1381 char *fname, |
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1382 char *ppath, |
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1383 char *flags, |
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1384 stat_T *sb UNUSED) |
7 | 1385 { |
1386 short i, j; | |
1387 #ifndef UNIX | |
1388 BY_HANDLE_FILE_INFORMATION bhfi; | |
1389 | |
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1390 switch (win32_fileinfo((char_u *)fname, &bhfi)) |
7 | 1391 { |
2793 | 1392 case FILEINFO_ENC_FAIL: /* enc_to_utf16() failed */ |
1393 case FILEINFO_READ_FAIL: /* CreateFile() failed */ | |
7 | 1394 if (p_csverbose) |
1395 { | |
1396 char *cant_msg = _("E625: cannot open cscope database: %s"); | |
1397 char *winmsg = GetWin32Error(); | |
1398 | |
1399 if (winmsg != NULL) | |
1400 { | |
1401 (void)EMSG2(cant_msg, winmsg); | |
1402 LocalFree(winmsg); | |
1403 } | |
1404 else | |
1405 /* subst filename if can't get error text */ | |
1406 (void)EMSG2(cant_msg, fname); | |
1407 } | |
1408 return -1; | |
2793 | 1409 |
1410 case FILEINFO_INFO_FAIL: /* GetFileInformationByHandle() failed */ | |
7 | 1411 if (p_csverbose) |
1412 (void)EMSG(_("E626: cannot get cscope database information")); | |
1413 return -1; | |
1414 } | |
1415 #endif | |
1416 | |
1417 i = -1; /* can be set to the index of an empty item in csinfo */ | |
1931 | 1418 for (j = 0; j < csinfo_size; j++) |
7 | 1419 { |
1420 if (csinfo[j].fname != NULL | |
1421 #if defined(UNIX) | |
1422 && csinfo[j].st_dev == sb->st_dev && csinfo[j].st_ino == sb->st_ino | |
1423 #else | |
1424 /* compare pathnames first */ | |
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1425 && ((fullpathcmp((char_u *)csinfo[j].fname, |
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1426 (char_u *)fname, FALSE) & FPC_SAME) |
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1427 /* test index file attributes too */ |
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1428 || (csinfo[j].nVolume == bhfi.dwVolumeSerialNumber |
7 | 1429 && csinfo[j].nIndexHigh == bhfi.nFileIndexHigh |
1430 && csinfo[j].nIndexLow == bhfi.nFileIndexLow)) | |
1431 #endif | |
1432 ) | |
1433 { | |
1434 if (p_csverbose) | |
1435 (void)EMSG(_("E568: duplicate cscope database not added")); | |
1436 return -1; | |
1437 } | |
1438 | |
1439 if (csinfo[j].fname == NULL && i == -1) | |
1440 i = j; /* remember first empty entry */ | |
1441 } | |
1442 | |
1443 if (i == -1) | |
1444 { | |
1931 | 1445 i = csinfo_size; |
1446 if (csinfo_size == 0) | |
1447 { | |
1448 /* First time allocation: allocate only 1 connection. It should | |
1449 * be enough for most users. If more is needed, csinfo will be | |
1450 * reallocated. */ | |
1451 csinfo_size = 1; | |
1452 csinfo = (csinfo_T *)alloc_clear(sizeof(csinfo_T)); | |
1453 } | |
1454 else | |
1455 { | |
6596 | 1456 csinfo_T *t_csinfo = csinfo; |
1457 | |
1931 | 1458 /* Reallocate space for more connections. */ |
1459 csinfo_size *= 2; | |
1460 csinfo = vim_realloc(csinfo, sizeof(csinfo_T)*csinfo_size); | |
6596 | 1461 if (csinfo == NULL) |
1462 { | |
1463 vim_free(t_csinfo); | |
1464 csinfo_size = 0; | |
1465 } | |
1931 | 1466 } |
1467 if (csinfo == NULL) | |
1468 return -1; | |
1469 for (j = csinfo_size/2; j < csinfo_size; j++) | |
1470 clear_csinfo(j); | |
7 | 1471 } |
1472 | |
835 | 1473 if ((csinfo[i].fname = (char *)alloc((unsigned)strlen(fname)+1)) == NULL) |
7 | 1474 return -1; |
1475 | |
1476 (void)strcpy(csinfo[i].fname, (const char *)fname); | |
1477 | |
1478 if (ppath != NULL) | |
1479 { | |
835 | 1480 if ((csinfo[i].ppath = (char *)alloc((unsigned)strlen(ppath) + 1)) == NULL) |
7 | 1481 { |
1482 vim_free(csinfo[i].fname); | |
1483 csinfo[i].fname = NULL; | |
1484 return -1; | |
1485 } | |
1486 (void)strcpy(csinfo[i].ppath, (const char *)ppath); | |
1487 } else | |
1488 csinfo[i].ppath = NULL; | |
1489 | |
1490 if (flags != NULL) | |
1491 { | |
835 | 1492 if ((csinfo[i].flags = (char *)alloc((unsigned)strlen(flags) + 1)) == NULL) |
7 | 1493 { |
1494 vim_free(csinfo[i].fname); | |
1495 vim_free(csinfo[i].ppath); | |
1496 csinfo[i].fname = NULL; | |
1497 csinfo[i].ppath = NULL; | |
1498 return -1; | |
1499 } | |
1500 (void)strcpy(csinfo[i].flags, (const char *)flags); | |
1501 } else | |
1502 csinfo[i].flags = NULL; | |
1503 | |
1504 #if defined(UNIX) | |
1505 csinfo[i].st_dev = sb->st_dev; | |
1506 csinfo[i].st_ino = sb->st_ino; | |
1507 | |
1508 #else | |
1509 csinfo[i].nVolume = bhfi.dwVolumeSerialNumber; | |
1510 csinfo[i].nIndexLow = bhfi.nFileIndexLow; | |
1511 csinfo[i].nIndexHigh = bhfi.nFileIndexHigh; | |
1512 #endif | |
1513 return i; | |
1514 } /* cs_insert_filelist */ | |
1515 | |
1516 | |
1517 /* | |
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1518 * Find cscope command in command table. |
7 | 1519 */ |
1520 static cscmd_T * | |
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1521 cs_lookup_cmd(exarg_T *eap) |
7 | 1522 { |
1523 cscmd_T *cmdp; | |
1524 char *stok; | |
1525 size_t len; | |
1526 | |
1527 if (eap->arg == NULL) | |
1528 return NULL; | |
1529 | |
1372 | 1530 /* Store length of eap->arg before it gets modified by strtok(). */ |
1570 | 1531 eap_arg_len = (int)STRLEN(eap->arg); |
1372 | 1532 |
7 | 1533 if ((stok = strtok((char *)(eap->arg), (const char *)" ")) == NULL) |
1534 return NULL; | |
1535 | |
1536 len = strlen(stok); | |
1537 for (cmdp = cs_cmds; cmdp->name != NULL; ++cmdp) | |
1538 { | |
1539 if (strncmp((const char *)(stok), cmdp->name, len) == 0) | |
1540 return (cmdp); | |
1541 } | |
1542 return NULL; | |
1543 } /* cs_lookup_cmd */ | |
1544 | |
1545 | |
1546 /* | |
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1547 * Nuke em. |
7 | 1548 */ |
1549 static int | |
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1550 cs_kill(exarg_T *eap UNUSED) |
7 | 1551 { |
1552 char *stok; | |
1553 short i; | |
1554 | |
1555 if ((stok = strtok((char *)NULL, (const char *)" ")) == NULL) | |
1556 { | |
1557 cs_usage_msg(Kill); | |
1558 return CSCOPE_FAILURE; | |
1559 } | |
1560 | |
1561 /* only single digit positive and negative integers are allowed */ | |
1562 if ((strlen(stok) < 2 && VIM_ISDIGIT((int)(stok[0]))) | |
1563 || (strlen(stok) < 3 && stok[0] == '-' | |
1564 && VIM_ISDIGIT((int)(stok[1])))) | |
1565 i = atoi(stok); | |
1566 else | |
1567 { | |
1568 /* It must be part of a name. We will try to find a match | |
1569 * within all the names in the csinfo data structure | |
1570 */ | |
1931 | 1571 for (i = 0; i < csinfo_size; i++) |
7 | 1572 { |
1573 if (csinfo[i].fname != NULL && strstr(csinfo[i].fname, stok)) | |
1574 break; | |
1575 } | |
1576 } | |
1577 | |
1931 | 1578 if ((i != -1) && (i >= csinfo_size || i < -1 || csinfo[i].fname == NULL)) |
7 | 1579 { |
1580 if (p_csverbose) | |
1581 (void)EMSG2(_("E261: cscope connection %s not found"), stok); | |
1582 } | |
1583 else | |
1584 { | |
1585 if (i == -1) | |
1586 { | |
1931 | 1587 for (i = 0; i < csinfo_size; i++) |
7 | 1588 { |
1589 if (csinfo[i].fname) | |
1590 cs_kill_execute(i, csinfo[i].fname); | |
1591 } | |
1592 } | |
1593 else | |
1594 cs_kill_execute(i, stok); | |
1595 } | |
1596 | |
1597 return 0; | |
1598 } /* cs_kill */ | |
1599 | |
1600 | |
1601 /* | |
1602 * Actually kills a specific cscope connection. | |
1603 */ | |
1604 static void | |
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1605 cs_kill_execute( |
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1606 int i, /* cscope table index */ |
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1607 char *cname) /* cscope database name */ |
7 | 1608 { |
1609 if (p_csverbose) | |
1610 { | |
1611 msg_clr_eos(); | |
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1612 (void)smsg_attr(HL_ATTR(HLF_R) | MSG_HIST, |
7 | 1613 (char_u *)_("cscope connection %s closed"), cname); |
1614 } | |
1615 cs_release_csp(i, TRUE); | |
1616 } | |
1617 | |
1618 | |
1619 /* | |
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1620 * Convert the cscope output into a ctags style entry (as might be found |
7 | 1621 * in a ctags tags file). there's one catch though: cscope doesn't tell you |
1622 * the type of the tag you are looking for. for example, in Darren Hiebert's | |
1623 * ctags (the one that comes with vim), #define's use a line number to find the | |
1624 * tag in a file while function definitions use a regexp search pattern. | |
1625 * | |
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1626 * I'm going to always use the line number because cscope does something |
7 | 1627 * quirky (and probably other things i don't know about): |
1628 * | |
1629 * if you have "# define" in your source file, which is | |
1630 * perfectly legal, cscope thinks you have "#define". this | |
1631 * will result in a failed regexp search. :( | |
1632 * | |
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1633 * Besides, even if this particular case didn't happen, the search pattern |
7 | 1634 * would still have to be modified to escape all the special regular expression |
1635 * characters to comply with ctags formatting. | |
1636 */ | |
1637 static char * | |
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1638 cs_make_vim_style_matches( |
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1639 char *fname, |
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1640 char *slno, |
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1641 char *search, |
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1642 char *tagstr) |
7 | 1643 { |
1644 /* vim style is ctags: | |
1645 * | |
1646 * <tagstr>\t<filename>\t<linenum_or_search>"\t<extra> | |
1647 * | |
1648 * but as mentioned above, we'll always use the line number and | |
1649 * put the search pattern (if one exists) as "extra" | |
1650 * | |
1651 * buf is used as part of vim's method of handling tags, and | |
1652 * (i think) vim frees it when you pop your tags and get replaced | |
1653 * by new ones on the tag stack. | |
1654 */ | |
1655 char *buf; | |
1656 int amt; | |
1657 | |
1658 if (search != NULL) | |
1659 { | |
835 | 1660 amt = (int)(strlen(fname) + strlen(slno) + strlen(tagstr) + strlen(search)+6); |
7 | 1661 if ((buf = (char *)alloc(amt)) == NULL) |
1662 return NULL; | |
1663 | |
1664 (void)sprintf(buf, "%s\t%s\t%s;\"\t%s", tagstr, fname, slno, search); | |
1665 } | |
1666 else | |
1667 { | |
835 | 1668 amt = (int)(strlen(fname) + strlen(slno) + strlen(tagstr) + 5); |
7 | 1669 if ((buf = (char *)alloc(amt)) == NULL) |
1670 return NULL; | |
1671 | |
1672 (void)sprintf(buf, "%s\t%s\t%s;\"", tagstr, fname, slno); | |
1673 } | |
1674 | |
1675 return buf; | |
1676 } /* cs_make_vim_style_matches */ | |
1677 | |
1678 | |
1679 /* | |
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1680 * This is kind of hokey, but i don't see an easy way round this. |
7 | 1681 * |
1682 * Store: keep a ptr to the (malloc'd) memory of matches originally | |
1683 * generated from cs_find(). the matches are originally lines directly | |
1684 * from cscope output, but transformed to look like something out of a | |
1685 * ctags. see cs_make_vim_style_matches for more details. | |
1686 * | |
1687 * Get: used only from cs_fgets(), this simulates a vim_fgets() to return | |
1688 * the next line from the cscope output. it basically keeps track of which | |
1689 * lines have been "used" and returns the next one. | |
1690 * | |
1691 * Free: frees up everything and resets | |
1692 * | |
1693 * Print: prints the tags | |
1694 */ | |
1695 static char * | |
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1696 cs_manage_matches( |
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1697 char **matches, |
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1698 char **contexts, |
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1699 int totmatches, |
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1700 mcmd_e cmd) |
7 | 1701 { |
1702 static char **mp = NULL; | |
1703 static char **cp = NULL; | |
1704 static int cnt = -1; | |
1705 static int next = -1; | |
1706 char *p = NULL; | |
1707 | |
1708 switch (cmd) | |
1709 { | |
1710 case Store: | |
1711 assert(matches != NULL); | |
1712 assert(totmatches > 0); | |
1713 if (mp != NULL || cp != NULL) | |
1714 (void)cs_manage_matches(NULL, NULL, -1, Free); | |
1715 mp = matches; | |
1716 cp = contexts; | |
1717 cnt = totmatches; | |
1718 next = 0; | |
1719 break; | |
1720 case Get: | |
1721 if (next >= cnt) | |
1722 return NULL; | |
1723 | |
1724 p = mp[next]; | |
1725 next++; | |
1726 break; | |
1727 case Free: | |
1728 if (mp != NULL) | |
1729 { | |
1730 if (cnt > 0) | |
1731 while (cnt--) | |
1732 { | |
1733 vim_free(mp[cnt]); | |
1734 if (cp != NULL) | |
1735 vim_free(cp[cnt]); | |
1736 } | |
1737 vim_free(mp); | |
1738 vim_free(cp); | |
1739 } | |
1740 mp = NULL; | |
1741 cp = NULL; | |
1742 cnt = 0; | |
1743 next = 0; | |
1744 break; | |
1745 case Print: | |
1746 cs_print_tags_priv(mp, cp, cnt); | |
1747 break; | |
1748 default: /* should not reach here */ | |
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1749 IEMSG(_("E570: fatal error in cs_manage_matches")); |
7 | 1750 return NULL; |
1751 } | |
1752 | |
1753 return p; | |
1754 } /* cs_manage_matches */ | |
1755 | |
1756 | |
1757 /* | |
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1758 * Parse cscope output. |
7 | 1759 */ |
1760 static char * | |
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1761 cs_parse_results( |
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1762 int cnumber, |
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1763 char *buf, |
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1764 int bufsize, |
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1765 char **context, |
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1766 char **linenumber, |
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1767 char **search) |
7 | 1768 { |
1769 int ch; | |
1770 char *p; | |
1771 char *name; | |
1772 | |
1773 if (fgets(buf, bufsize, csinfo[cnumber].fr_fp) == NULL) | |
1774 { | |
1775 if (feof(csinfo[cnumber].fr_fp)) | |
1776 errno = EIO; | |
1777 | |
1778 cs_reading_emsg(cnumber); | |
1779 | |
1780 return NULL; | |
1781 } | |
1782 | |
1783 /* If the line's too long for the buffer, discard it. */ | |
1784 if ((p = strchr(buf, '\n')) == NULL) | |
1785 { | |
1786 while ((ch = getc(csinfo[cnumber].fr_fp)) != EOF && ch != '\n') | |
1787 ; | |
1788 return NULL; | |
1789 } | |
1790 *p = '\0'; | |
1791 | |
1792 /* | |
1793 * cscope output is in the following format: | |
1794 * | |
1795 * <filename> <context> <line number> <pattern> | |
1796 */ | |
1797 if ((name = strtok((char *)buf, (const char *)" ")) == NULL) | |
1798 return NULL; | |
1799 if ((*context = strtok(NULL, (const char *)" ")) == NULL) | |
1800 return NULL; | |
1801 if ((*linenumber = strtok(NULL, (const char *)" ")) == NULL) | |
1802 return NULL; | |
1803 *search = *linenumber + strlen(*linenumber) + 1; /* +1 to skip \0 */ | |
1804 | |
1805 /* --- nvi --- | |
1806 * If the file is older than the cscope database, that is, | |
1807 * the database was built since the file was last modified, | |
1808 * or there wasn't a search string, use the line number. | |
1809 */ | |
1810 if (strcmp(*search, "<unknown>") == 0) | |
1811 *search = NULL; | |
1812 | |
1813 name = cs_resolve_file(cnumber, name); | |
1814 return name; | |
1815 } | |
1816 | |
636 | 1817 #ifdef FEAT_QUICKFIX |
7 | 1818 /* |
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1819 * Write cscope find results to file. |
7 | 1820 */ |
1821 static void | |
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1822 cs_file_results(FILE *f, int *nummatches_a) |
7 | 1823 { |
1824 int i, j; | |
1825 char *buf; | |
1826 char *search, *slno; | |
1827 char *fullname; | |
1828 char *cntx; | |
1829 char *context; | |
1830 | |
1831 buf = (char *)alloc(CSREAD_BUFSIZE); | |
1832 if (buf == NULL) | |
1833 return; | |
1834 | |
1931 | 1835 for (i = 0; i < csinfo_size; i++) |
7 | 1836 { |
1837 if (nummatches_a[i] < 1) | |
1838 continue; | |
1839 | |
1840 for (j = 0; j < nummatches_a[i]; j++) | |
1841 { | |
293 | 1842 if ((fullname = cs_parse_results(i, buf, CSREAD_BUFSIZE, &cntx, |
1843 &slno, &search)) == NULL) | |
7 | 1844 continue; |
1845 | |
835 | 1846 context = (char *)alloc((unsigned)strlen(cntx)+5); |
1027 | 1847 if (context == NULL) |
7 | 1848 continue; |
1849 | |
1850 if (strcmp(cntx, "<global>")==0) | |
1851 strcpy(context, "<<global>>"); | |
1852 else | |
1853 sprintf(context, "<<%s>>", cntx); | |
1854 | |
1027 | 1855 if (search == NULL) |
7 | 1856 fprintf(f, "%s\t%s\t%s\n", fullname, slno, context); |
1857 else | |
1858 fprintf(f, "%s\t%s\t%s %s\n", fullname, slno, context, search); | |
1859 | |
1860 vim_free(context); | |
1861 vim_free(fullname); | |
1862 } /* for all matches */ | |
1863 | |
1864 (void)cs_read_prompt(i); | |
1865 | |
1866 } /* for all cscope connections */ | |
1867 vim_free(buf); | |
1868 } | |
636 | 1869 #endif |
7 | 1870 |
1871 /* | |
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1872 * Get parsed cscope output and calls cs_make_vim_style_matches to convert |
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1873 * into ctags format. |
297 | 1874 * When there are no matches sets "*matches_p" to NULL. |
7 | 1875 */ |
1876 static void | |
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1877 cs_fill_results( |
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1878 char *tagstr, |
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1879 int totmatches, |
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1880 int *nummatches_a, |
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1881 char ***matches_p, |
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1882 char ***cntxts_p, |
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1883 int *matched) |
7 | 1884 { |
1885 int i, j; | |
1886 char *buf; | |
1887 char *search, *slno; | |
1888 int totsofar = 0; | |
1889 char **matches = NULL; | |
1890 char **cntxts = NULL; | |
1891 char *fullname; | |
1892 char *cntx; | |
1893 | |
1894 assert(totmatches > 0); | |
1895 | |
1896 buf = (char *)alloc(CSREAD_BUFSIZE); | |
1897 if (buf == NULL) | |
1898 return; | |
1899 | |
1900 if ((matches = (char **)alloc(sizeof(char *) * totmatches)) == NULL) | |
1901 goto parse_out; | |
1902 if ((cntxts = (char **)alloc(sizeof(char *) * totmatches)) == NULL) | |
1903 goto parse_out; | |
1904 | |
1931 | 1905 for (i = 0; i < csinfo_size; i++) |
7 | 1906 { |
1907 if (nummatches_a[i] < 1) | |
1908 continue; | |
1909 | |
1910 for (j = 0; j < nummatches_a[i]; j++) | |
1911 { | |
1912 if ((fullname = cs_parse_results(i, buf, CSREAD_BUFSIZE, &cntx, | |
1913 &slno, &search)) == NULL) | |
1914 continue; | |
1915 | |
1916 matches[totsofar] = cs_make_vim_style_matches(fullname, slno, | |
1917 search, tagstr); | |
1918 | |
1919 vim_free(fullname); | |
1920 | |
1921 if (strcmp(cntx, "<global>") == 0) | |
1922 cntxts[totsofar] = NULL; | |
1923 else | |
1924 /* note: if vim_strsave returns NULL, then the context | |
1925 * will be "<global>", which is misleading. | |
1926 */ | |
1927 cntxts[totsofar] = (char *)vim_strsave((char_u *)cntx); | |
1928 | |
1929 if (matches[totsofar] != NULL) | |
1930 totsofar++; | |
1931 | |
1932 } /* for all matches */ | |
1933 | |
1934 (void)cs_read_prompt(i); | |
1935 | |
1936 } /* for all cscope connections */ | |
1937 | |
1938 parse_out: | |
297 | 1939 if (totsofar == 0) |
1940 { | |
1941 /* No matches, free the arrays and return NULL in "*matches_p". */ | |
1942 vim_free(matches); | |
1943 matches = NULL; | |
1944 vim_free(cntxts); | |
1945 cntxts = NULL; | |
1946 } | |
7 | 1947 *matched = totsofar; |
1948 *matches_p = matches; | |
1949 *cntxts_p = cntxts; | |
297 | 1950 |
7 | 1951 vim_free(buf); |
1952 } /* cs_fill_results */ | |
1953 | |
1954 | |
1955 /* get the requested path components */ | |
1956 static char * | |
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1957 cs_pathcomponents(char *path) |
7 | 1958 { |
1959 int i; | |
1960 char *s; | |
1961 | |
1962 if (p_cspc == 0) | |
1963 return path; | |
1964 | |
1965 s = path + strlen(path) - 1; | |
1966 for (i = 0; i < p_cspc; ++i) | |
1967 while (s > path && *--s != '/' | |
1968 #ifdef WIN32 | |
1969 && *--s != '\\' | |
1970 #endif | |
1971 ) | |
1972 ; | |
1973 if ((s > path && *s == '/') | |
1974 #ifdef WIN32 | |
1975 || (s > path && *s == '\\') | |
1976 #endif | |
1977 ) | |
1978 ++s; | |
1979 return s; | |
1980 } | |
1981 | |
1982 /* | |
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1983 * Called from cs_manage_matches(). |
7 | 1984 */ |
1985 static void | |
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1986 cs_print_tags_priv(char **matches, char **cntxts, int num_matches) |
7 | 1987 { |
1988 char *buf = NULL; | |
6596 | 1989 char *t_buf; |
7 | 1990 int bufsize = 0; /* Track available bufsize */ |
1991 int newsize = 0; | |
1992 char *ptag; | |
1993 char *fname, *lno, *extra, *tbuf; | |
1994 int i, idx, num; | |
1995 char *globalcntx = "GLOBAL"; | |
1996 char *cntxformat = " <<%s>>"; | |
1997 char *context; | |
1998 char *cstag_msg = _("Cscope tag: %s"); | |
1999 char *csfmt_str = "%4d %6s "; | |
2000 | |
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2001 assert(num_matches > 0); |
7 | 2002 |
835 | 2003 if ((tbuf = (char *)alloc((unsigned)strlen(matches[0]) + 1)) == NULL) |
7 | 2004 return; |
2005 | |
2006 strcpy(tbuf, matches[0]); | |
2007 ptag = strtok(tbuf, "\t"); | |
7009 | 2008 if (ptag == NULL) |
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2009 { |
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2010 vim_free(tbuf); |
7009 | 2011 return; |
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2012 } |
7 | 2013 |
835 | 2014 newsize = (int)(strlen(cstag_msg) + strlen(ptag)); |
7 | 2015 buf = (char *)alloc(newsize); |
2016 if (buf != NULL) | |
2017 { | |
2018 bufsize = newsize; | |
2019 (void)sprintf(buf, cstag_msg, ptag); | |
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2020 MSG_PUTS_ATTR(buf, HL_ATTR(HLF_T)); |
7 | 2021 } |
2022 | |
2023 vim_free(tbuf); | |
2024 | |
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2025 MSG_PUTS_ATTR(_("\n # line"), HL_ATTR(HLF_T)); /* strlen is 7 */ |
7 | 2026 msg_advance(msg_col + 2); |
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2027 MSG_PUTS_ATTR(_("filename / context / line\n"), HL_ATTR(HLF_T)); |
7 | 2028 |
2029 num = 1; | |
2030 for (i = 0; i < num_matches; i++) | |
2031 { | |
2032 idx = i; | |
2033 | |
2034 /* if we really wanted to, we could avoid this malloc and strcpy | |
2035 * by parsing matches[i] on the fly and placing stuff into buf | |
2036 * directly, but that's too much of a hassle | |
2037 */ | |
835 | 2038 if ((tbuf = (char *)alloc((unsigned)strlen(matches[idx]) + 1)) == NULL) |
7 | 2039 continue; |
2040 (void)strcpy(tbuf, matches[idx]); | |
2041 | |
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2042 if (strtok(tbuf, (const char *)"\t") == NULL |
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2043 || (fname = strtok(NULL, (const char *)"\t")) == NULL |
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2044 || (lno = strtok(NULL, (const char *)"\t")) == NULL) |
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2045 { |
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2046 vim_free(tbuf); |
7 | 2047 continue; |
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2048 } |
1078 | 2049 extra = strtok(NULL, (const char *)"\t"); |
7 | 2050 |
2051 lno[strlen(lno)-2] = '\0'; /* ignore ;" at the end */ | |
2052 | |
2053 /* hopefully 'num' (num of matches) will be less than 10^16 */ | |
835 | 2054 newsize = (int)(strlen(csfmt_str) + 16 + strlen(lno)); |
7 | 2055 if (bufsize < newsize) |
2056 { | |
6596 | 2057 t_buf = buf; |
7 | 2058 buf = (char *)vim_realloc(buf, newsize); |
2059 if (buf == NULL) | |
6596 | 2060 { |
7 | 2061 bufsize = 0; |
6596 | 2062 vim_free(t_buf); |
2063 } | |
7 | 2064 else |
2065 bufsize = newsize; | |
2066 } | |
2067 if (buf != NULL) | |
2068 { | |
2069 /* csfmt_str = "%4d %6s "; */ | |
2070 (void)sprintf(buf, csfmt_str, num, lno); | |
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2071 MSG_PUTS_ATTR(buf, HL_ATTR(HLF_CM)); |
7 | 2072 } |
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2073 MSG_PUTS_LONG_ATTR(cs_pathcomponents(fname), HL_ATTR(HLF_CM)); |
7 | 2074 |
2075 /* compute the required space for the context */ | |
2076 if (cntxts[idx] != NULL) | |
2077 context = cntxts[idx]; | |
2078 else | |
2079 context = globalcntx; | |
835 | 2080 newsize = (int)(strlen(context) + strlen(cntxformat)); |
7 | 2081 |
2082 if (bufsize < newsize) | |
2083 { | |
6596 | 2084 t_buf = buf; |
7 | 2085 buf = (char *)vim_realloc(buf, newsize); |
2086 if (buf == NULL) | |
6596 | 2087 { |
7 | 2088 bufsize = 0; |
6596 | 2089 vim_free(t_buf); |
2090 } | |
7 | 2091 else |
2092 bufsize = newsize; | |
2093 } | |
2094 if (buf != NULL) | |
2095 { | |
2096 (void)sprintf(buf, cntxformat, context); | |
2097 | |
2098 /* print the context only if it fits on the same line */ | |
2099 if (msg_col + (int)strlen(buf) >= (int)Columns) | |
2100 msg_putchar('\n'); | |
2101 msg_advance(12); | |
2102 MSG_PUTS_LONG(buf); | |
2103 msg_putchar('\n'); | |
2104 } | |
2105 if (extra != NULL) | |
2106 { | |
2107 msg_advance(13); | |
2108 MSG_PUTS_LONG(extra); | |
2109 } | |
2110 | |
2111 vim_free(tbuf); /* only after printing extra due to strtok use */ | |
2112 | |
2113 if (msg_col) | |
2114 msg_putchar('\n'); | |
2115 | |
2116 ui_breakcheck(); | |
2117 if (got_int) | |
2118 { | |
2119 got_int = FALSE; /* don't print any more matches */ | |
2120 break; | |
2121 } | |
2122 | |
2123 num++; | |
2124 } /* for all matches */ | |
2125 | |
2126 vim_free(buf); | |
2127 } /* cs_print_tags_priv */ | |
2128 | |
2129 | |
2130 /* | |
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diff
changeset
|
2131 * Read a cscope prompt (basically, skip over the ">> "). |
7 | 2132 */ |
2133 static int | |
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diff
changeset
|
2134 cs_read_prompt(int i) |
7 | 2135 { |
2136 int ch; | |
2137 char *buf = NULL; /* buffer for possible error message from cscope */ | |
2138 int bufpos = 0; | |
2139 char *cs_emsg; | |
2140 int maxlen; | |
2141 static char *eprompt = "Press the RETURN key to continue:"; | |
835 | 2142 int epromptlen = (int)strlen(eprompt); |
7 | 2143 int n; |
2144 | |
2145 cs_emsg = _("E609: Cscope error: %s"); | |
2146 /* compute maximum allowed len for Cscope error message */ | |
2147 maxlen = (int)(IOSIZE - strlen(cs_emsg)); | |
2148 | |
2149 for (;;) | |
2150 { | |
2151 while ((ch = getc(csinfo[i].fr_fp)) != EOF && ch != CSCOPE_PROMPT[0]) | |
2152 /* if there is room and char is printable */ | |
2153 if (bufpos < maxlen - 1 && vim_isprintc(ch)) | |
2154 { | |
2155 if (buf == NULL) /* lazy buffer allocation */ | |
2156 buf = (char *)alloc(maxlen); | |
2157 if (buf != NULL) | |
2158 { | |
2159 /* append character to the message */ | |
2160 buf[bufpos++] = ch; | |
2161 buf[bufpos] = NUL; | |
2162 if (bufpos >= epromptlen | |
2163 && strcmp(&buf[bufpos - epromptlen], eprompt) == 0) | |
2164 { | |
2165 /* remove eprompt from buf */ | |
2166 buf[bufpos - epromptlen] = NUL; | |
2167 | |
2168 /* print message to user */ | |
2169 (void)EMSG2(cs_emsg, buf); | |
2170 | |
2171 /* send RETURN to cscope */ | |
2172 (void)putc('\n', csinfo[i].to_fp); | |
2173 (void)fflush(csinfo[i].to_fp); | |
2174 | |
2175 /* clear buf */ | |
2176 bufpos = 0; | |
2177 buf[bufpos] = NUL; | |
2178 } | |
2179 } | |
2180 } | |
2181 | |
2182 for (n = 0; n < (int)strlen(CSCOPE_PROMPT); ++n) | |
2183 { | |
2184 if (n > 0) | |
2185 ch = getc(csinfo[i].fr_fp); | |
2186 if (ch == EOF) | |
2187 { | |
2188 PERROR("cs_read_prompt EOF"); | |
2189 if (buf != NULL && buf[0] != NUL) | |
2190 (void)EMSG2(cs_emsg, buf); | |
2191 else if (p_csverbose) | |
2192 cs_reading_emsg(i); /* don't have additional information */ | |
2193 cs_release_csp(i, TRUE); | |
2194 vim_free(buf); | |
2195 return CSCOPE_FAILURE; | |
2196 } | |
2197 | |
2198 if (ch != CSCOPE_PROMPT[n]) | |
2199 { | |
2200 ch = EOF; | |
2201 break; | |
2202 } | |
2203 } | |
2204 | |
2205 if (ch == EOF) | |
2206 continue; /* didn't find the prompt */ | |
2207 break; /* did find the prompt */ | |
2208 } | |
2209 | |
2210 vim_free(buf); | |
2211 return CSCOPE_SUCCESS; | |
2212 } | |
2213 | |
1566 | 2214 #if defined(UNIX) && defined(SIGALRM) |
2215 /* | |
2216 * Used to catch and ignore SIGALRM below. | |
2217 */ | |
2218 static RETSIGTYPE | |
2219 sig_handler SIGDEFARG(sigarg) | |
2220 { | |
2221 /* do nothing */ | |
2222 SIGRETURN; | |
2223 } | |
2224 #endif | |
7 | 2225 |
2226 /* | |
1385 | 2227 * Does the actual free'ing for the cs ptr with an optional flag of whether |
2228 * or not to free the filename. Called by cs_kill and cs_reset. | |
7 | 2229 */ |
2230 static void | |
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diff
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2231 cs_release_csp(int i, int freefnpp) |
7 | 2232 { |
2233 /* | |
2234 * Trying to exit normally (not sure whether it is fit to UNIX cscope | |
2235 */ | |
2236 if (csinfo[i].to_fp != NULL) | |
2237 { | |
2238 (void)fputs("q\n", csinfo[i].to_fp); | |
2239 (void)fflush(csinfo[i].to_fp); | |
2240 } | |
1566 | 2241 #if defined(UNIX) |
2242 { | |
1575 | 2243 int waitpid_errno; |
1566 | 2244 int pstat; |
2245 pid_t pid; | |
2246 | |
2247 # if defined(HAVE_SIGACTION) | |
2248 struct sigaction sa, old; | |
2249 | |
1568 | 2250 /* Use sigaction() to limit the waiting time to two seconds. */ |
2251 sigemptyset(&sa.sa_mask); | |
1566 | 2252 sa.sa_handler = sig_handler; |
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2253 # ifdef SA_NODEFER |
1566 | 2254 sa.sa_flags = SA_NODEFER; |
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2255 # else |
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2256 sa.sa_flags = 0; |
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2257 # endif |
1566 | 2258 sigaction(SIGALRM, &sa, &old); |
2259 alarm(2); /* 2 sec timeout */ | |
2260 | |
2261 /* Block until cscope exits or until timer expires */ | |
2262 pid = waitpid(csinfo[i].pid, &pstat, 0); | |
1575 | 2263 waitpid_errno = errno; |
1566 | 2264 |
2265 /* cancel pending alarm if still there and restore signal */ | |
2266 alarm(0); | |
2267 sigaction(SIGALRM, &old, NULL); | |
2268 # else | |
2269 int waited; | |
2270 | |
2271 /* Can't use sigaction(), loop for two seconds. First yield the CPU | |
2272 * to give cscope a chance to exit quickly. */ | |
2273 sleep(0); | |
2274 for (waited = 0; waited < 40; ++waited) | |
2275 { | |
2276 pid = waitpid(csinfo[i].pid, &pstat, WNOHANG); | |
1575 | 2277 waitpid_errno = errno; |
1566 | 2278 if (pid != 0) |
2279 break; /* break unless the process is still running */ | |
1578 | 2280 mch_delay(50L, FALSE); /* sleep 50 ms */ |
1566 | 2281 } |
2282 # endif | |
2283 /* | |
2284 * If the cscope process is still running: kill it. | |
2285 * Safety check: If the PID would be zero here, the entire X session | |
2286 * would be killed. -1 and 1 are dangerous as well. | |
2287 */ | |
2288 if (pid < 0 && csinfo[i].pid > 1) | |
2289 { | |
1575 | 2290 # ifdef ECHILD |
2291 int alive = TRUE; | |
2292 | |
2293 if (waitpid_errno == ECHILD) | |
2294 { | |
2295 /* | |
2296 * When using 'vim -g', vim is forked and cscope process is | |
2297 * no longer a child process but a sibling. So waitpid() | |
2298 * fails with errno being ECHILD (No child processes). | |
2299 * Don't send SIGKILL to cscope immediately but wait | |
2300 * (polling) for it to exit normally as result of sending | |
2301 * the "q" command, hence giving it a chance to clean up | |
2302 * its temporary files. | |
2303 */ | |
2304 int waited; | |
2305 | |
2306 sleep(0); | |
2307 for (waited = 0; waited < 40; ++waited) | |
2308 { | |
2309 /* Check whether cscope process is still alive */ | |
2310 if (kill(csinfo[i].pid, 0) != 0) | |
2311 { | |
2312 alive = FALSE; /* cscope process no longer exists */ | |
2313 break; | |
2314 } | |
1578 | 2315 mch_delay(50L, FALSE); /* sleep 50ms */ |
1575 | 2316 } |
2317 } | |
2318 if (alive) | |
2319 # endif | |
2320 { | |
2321 kill(csinfo[i].pid, SIGKILL); | |
2322 (void)waitpid(csinfo[i].pid, &pstat, 0); | |
2323 } | |
1566 | 2324 } |
2325 } | |
2326 #else /* !UNIX */ | |
1385 | 2327 if (csinfo[i].hProc != NULL) |
2328 { | |
2329 /* Give cscope a chance to exit normally */ | |
2330 if (WaitForSingleObject(csinfo[i].hProc, 1000) == WAIT_TIMEOUT) | |
2331 TerminateProcess(csinfo[i].hProc, 0); | |
2332 CloseHandle(csinfo[i].hProc); | |
2333 } | |
7 | 2334 #endif |
2335 | |
2336 if (csinfo[i].fr_fp != NULL) | |
2337 (void)fclose(csinfo[i].fr_fp); | |
2338 if (csinfo[i].to_fp != NULL) | |
2339 (void)fclose(csinfo[i].to_fp); | |
2340 | |
2341 if (freefnpp) | |
2342 { | |
2343 vim_free(csinfo[i].fname); | |
2344 vim_free(csinfo[i].ppath); | |
2345 vim_free(csinfo[i].flags); | |
2346 } | |
2347 | |
2348 clear_csinfo(i); | |
2349 } /* cs_release_csp */ | |
2350 | |
2351 | |
2352 /* | |
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|
2353 * Calls cs_kill on all cscope connections then reinits. |
7 | 2354 */ |
2355 static int | |
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diff
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|
2356 cs_reset(exarg_T *eap UNUSED) |
7 | 2357 { |
2358 char **dblist = NULL, **pplist = NULL, **fllist = NULL; | |
2359 int i; | |
273 | 2360 char buf[20]; /* for sprintf " (#%d)" */ |
7 | 2361 |
1931 | 2362 if (csinfo_size == 0) |
2363 return CSCOPE_SUCCESS; | |
2364 | |
7 | 2365 /* malloc our db and ppath list */ |
1931 | 2366 dblist = (char **)alloc(csinfo_size * sizeof(char *)); |
2367 pplist = (char **)alloc(csinfo_size * sizeof(char *)); | |
2368 fllist = (char **)alloc(csinfo_size * sizeof(char *)); | |
7 | 2369 if (dblist == NULL || pplist == NULL || fllist == NULL) |
2370 { | |
2371 vim_free(dblist); | |
2372 vim_free(pplist); | |
2373 vim_free(fllist); | |
2374 return CSCOPE_FAILURE; | |
2375 } | |
2376 | |
1931 | 2377 for (i = 0; i < csinfo_size; i++) |
7 | 2378 { |
2379 dblist[i] = csinfo[i].fname; | |
2380 pplist[i] = csinfo[i].ppath; | |
2381 fllist[i] = csinfo[i].flags; | |
2382 if (csinfo[i].fname != NULL) | |
2383 cs_release_csp(i, FALSE); | |
2384 } | |
2385 | |
2386 /* rebuild the cscope connection list */ | |
1931 | 2387 for (i = 0; i < csinfo_size; i++) |
7 | 2388 { |
2389 if (dblist[i] != NULL) | |
2390 { | |
2391 cs_add_common(dblist[i], pplist[i], fllist[i]); | |
2392 if (p_csverbose) | |
2393 { | |
1372 | 2394 /* don't use smsg_attr() because we want to display the |
7 | 2395 * connection number in the same line as |
2396 * "Added cscope database..." | |
2397 */ | |
2398 sprintf(buf, " (#%d)", i); | |
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2399 MSG_PUTS_ATTR(buf, HL_ATTR(HLF_R)); |
7 | 2400 } |
2401 } | |
2402 vim_free(dblist[i]); | |
2403 vim_free(pplist[i]); | |
2404 vim_free(fllist[i]); | |
2405 } | |
2406 vim_free(dblist); | |
2407 vim_free(pplist); | |
2408 vim_free(fllist); | |
2409 | |
2410 if (p_csverbose) | |
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2411 MSG_ATTR(_("All cscope databases reset"), HL_ATTR(HLF_R) | MSG_HIST); |
7 | 2412 return CSCOPE_SUCCESS; |
2413 } /* cs_reset */ | |
2414 | |
2415 | |
2416 /* | |
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2417 * Construct the full pathname to a file found in the cscope database. |
7 | 2418 * (Prepends ppath, if there is one and if it's not already prepended, |
2419 * otherwise just uses the name found.) | |
2420 * | |
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2421 * We need to prepend the prefix because on some cscope's (e.g., the one that |
7 | 2422 * ships with Solaris 2.6), the output never has the prefix prepended. |
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2423 * Contrast this with my development system (Digital Unix), which does. |
7 | 2424 */ |
2425 static char * | |
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diff
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|
2426 cs_resolve_file(int i, char *name) |
7 | 2427 { |
2873 | 2428 char *fullname; |
2429 int len; | |
2430 char_u *csdir = NULL; | |
7 | 2431 |
2432 /* | |
2873 | 2433 * Ppath is freed when we destroy the cscope connection. |
2434 * Fullname is freed after cs_make_vim_style_matches, after it's been | |
2435 * copied into the tag buffer used by Vim. | |
7 | 2436 */ |
835 | 2437 len = (int)(strlen(name) + 2); |
7 | 2438 if (csinfo[i].ppath != NULL) |
835 | 2439 len += (int)strlen(csinfo[i].ppath); |
2873 | 2440 else if (p_csre && csinfo[i].fname != NULL) |
2441 { | |
2442 /* If 'cscoperelative' is set and ppath is not set, use cscope.out | |
2443 * path in path resolution. */ | |
2444 csdir = alloc(MAXPATHL); | |
2445 if (csdir != NULL) | |
2446 { | |
2447 vim_strncpy(csdir, (char_u *)csinfo[i].fname, | |
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2448 gettail((char_u *)csinfo[i].fname) |
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2449 - (char_u *)csinfo[i].fname); |
2873 | 2450 len += (int)STRLEN(csdir); |
2451 } | |
2452 } | |
7 | 2453 |
2873 | 2454 /* Note/example: this won't work if the cscope output already starts |
7 | 2455 * "../.." and the prefix path is also "../..". if something like this |
2873 | 2456 * happens, you are screwed up and need to fix how you're using cscope. */ |
2457 if (csinfo[i].ppath != NULL | |
2458 && (strncmp(name, csinfo[i].ppath, strlen(csinfo[i].ppath)) != 0) | |
2459 && (name[0] != '/') | |
7 | 2460 #ifdef WIN32 |
2873 | 2461 && name[0] != '\\' && name[1] != ':' |
7 | 2462 #endif |
2873 | 2463 ) |
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2464 { |
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2465 if ((fullname = (char *)alloc(len)) != NULL) |
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2466 (void)sprintf(fullname, "%s/%s", csinfo[i].ppath, name); |
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2467 } |
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2468 else if (csdir != NULL && csinfo[i].fname != NULL && *csdir != NUL) |
2873 | 2469 { |
2470 /* Check for csdir to be non empty to avoid empty path concatenated to | |
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2471 * cscope output. */ |
2875 | 2472 fullname = (char *)concat_fnames(csdir, (char_u *)name, TRUE); |
2873 | 2473 } |
7 | 2474 else |
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2475 { |
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2476 fullname = (char *)vim_strsave((char_u *)name); |
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2477 } |
7 | 2478 |
2873 | 2479 vim_free(csdir); |
7 | 2480 return fullname; |
2873 | 2481 } |
7 | 2482 |
2483 | |
2484 /* | |
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2485 * Show all cscope connections. |
7 | 2486 */ |
2487 static int | |
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2488 cs_show(exarg_T *eap UNUSED) |
7 | 2489 { |
2490 short i; | |
2491 if (cs_cnt_connections() == 0) | |
2492 MSG_PUTS(_("no cscope connections\n")); | |
2493 else | |
2494 { | |
2495 MSG_PUTS_ATTR( | |
2496 _(" # pid database name prepend path\n"), | |
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2497 HL_ATTR(HLF_T)); |
1931 | 2498 for (i = 0; i < csinfo_size; i++) |
7 | 2499 { |
2500 if (csinfo[i].fname == NULL) | |
2501 continue; | |
2502 | |
2503 if (csinfo[i].ppath != NULL) | |
2504 (void)smsg((char_u *)"%2d %-5ld %-34s %-32s", | |
2505 i, (long)csinfo[i].pid, csinfo[i].fname, csinfo[i].ppath); | |
2506 else | |
2507 (void)smsg((char_u *)"%2d %-5ld %-34s <none>", | |
2508 i, (long)csinfo[i].pid, csinfo[i].fname); | |
2509 } | |
2510 } | |
2511 | |
2512 wait_return(TRUE); | |
2513 return CSCOPE_SUCCESS; | |
2514 } /* cs_show */ | |
2515 | |
1385 | 2516 |
2517 /* | |
2518 * Only called when VIM exits to quit any cscope sessions. | |
2519 */ | |
2520 void | |
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diff
changeset
|
2521 cs_end(void) |
1385 | 2522 { |
2523 int i; | |
2524 | |
1931 | 2525 for (i = 0; i < csinfo_size; i++) |
1385 | 2526 cs_release_csp(i, TRUE); |
1931 | 2527 vim_free(csinfo); |
2528 csinfo_size = 0; | |
1385 | 2529 } |
2530 | |
7 | 2531 #endif /* FEAT_CSCOPE */ |
2532 | |
2533 /* the end */ |