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8d08fdba | 1 | /* Code for handling XREF output from GNU C++. |
956d6950 | 2 | Copyright (C) 1992, 1993, 1994, 1995, 1997 Free Software Foundation, Inc. |
8d08fdba MS |
3 | Contributed by Michael Tiemann (tiemann@cygnus.com) |
4 | ||
5 | This file is part of GNU CC. | |
6 | ||
7 | GNU CC is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2, or (at your option) | |
10 | any later version. | |
11 | ||
12 | GNU CC is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with GNU CC; see the file COPYING. If not, write to | |
6bc06b8f RK |
19 | the Free Software Foundation, 59 Temple Place - Suite 330, |
20 | Boston, MA 02111-1307, USA. */ | |
8d08fdba MS |
21 | |
22 | ||
23 | #include "config.h" | |
24 | #include "tree.h" | |
25 | #include <stdio.h> | |
26 | #include "cp-tree.h" | |
27 | #include "input.h" | |
28 | ||
29 | #include <ctype.h> | |
30 | ||
49c249e1 JM |
31 | #ifdef HAVE_STDLIB_H |
32 | #include <stdlib.h> | |
33 | #endif | |
34 | ||
35 | #ifdef HAVE_UNISTD_H | |
36 | #include <unistd.h> | |
37 | #endif | |
8d08fdba | 38 | |
49c249e1 JM |
39 | extern char *getpwd PROTO((void)); |
40 | ||
41 | #ifdef HAVE_STRING_H | |
42 | #include <string.h> | |
49c249e1 | 43 | #endif |
8d08fdba | 44 | |
956d6950 | 45 | #ifdef NEED_DECLARATION_RINDEX |
a8a63732 | 46 | extern char *rindex (); |
956d6950 | 47 | #endif |
a8a63732 | 48 | |
8d08fdba MS |
49 | /* The character(s) used to join a directory specification (obtained with |
50 | getwd or equivalent) with a non-absolute file name. */ | |
51 | ||
52 | #ifndef FILE_NAME_JOINER | |
53 | #define FILE_NAME_JOINER "/" | |
54 | #endif | |
55 | ||
56 | /* Nonzero if NAME as a file name is absolute. */ | |
57 | #ifndef FILE_NAME_ABSOLUTE_P | |
58 | #define FILE_NAME_ABSOLUTE_P(NAME) (NAME[0] == '/') | |
59 | #endif | |
60 | ||
61 | /* For cross referencing. */ | |
62 | ||
63 | int flag_gnu_xref; | |
64 | ||
65 | /************************************************************************/ | |
66 | /* */ | |
67 | /* Common definitions */ | |
68 | /* */ | |
69 | /************************************************************************/ | |
70 | ||
71 | #ifndef TRUE | |
72 | #define TRUE 1 | |
73 | #endif | |
74 | #ifndef FALSE | |
75 | #define FALSE 0 | |
76 | #endif | |
8d08fdba MS |
77 | |
78 | #define PALLOC(typ) ((typ *) calloc(1,sizeof(typ))) | |
79 | ||
80 | ||
81 | /* Return a malloc'd copy of STR. */ | |
82 | #define SALLOC(str) \ | |
83 | ((char *) ((str) == NULL ? NULL \ | |
84 | : (char *) strcpy ((char *) malloc (strlen ((str)) + 1), (str)))) | |
85 | #define SFREE(str) (str != NULL && (free(str),0)) | |
86 | ||
87 | #define STREQL(s1,s2) (strcmp((s1),(s2)) == 0) | |
88 | #define STRNEQ(s1,s2) (strcmp((s1),(s2)) != 0) | |
89 | #define STRLSS(s1,s2) (strcmp((s1),(s2)) < 0) | |
90 | #define STRLEQ(s1,s2) (strcmp((s1),(s2)) <= 0) | |
91 | #define STRGTR(s1,s2) (strcmp((s1),(s2)) > 0) | |
92 | #define STRGEQ(s1,s2) (strcmp((s1),(s2)) >= 0) | |
93 | ||
94 | /************************************************************************/ | |
95 | /* */ | |
96 | /* Type definitions */ | |
97 | /* */ | |
98 | /************************************************************************/ | |
99 | ||
100 | ||
101 | typedef struct _XREF_FILE * XREF_FILE; | |
102 | typedef struct _XREF_SCOPE * XREF_SCOPE; | |
103 | ||
104 | typedef struct _XREF_FILE | |
105 | { | |
106 | char *name; | |
107 | char *outname; | |
108 | XREF_FILE next; | |
109 | } XREF_FILE_INFO; | |
110 | ||
111 | typedef struct _XREF_SCOPE | |
112 | { | |
113 | int gid; | |
114 | int lid; | |
115 | XREF_FILE file; | |
116 | int start; | |
117 | XREF_SCOPE outer; | |
118 | } XREF_SCOPE_INFO; | |
119 | ||
120 | /************************************************************************/ | |
121 | /* */ | |
122 | /* Local storage */ | |
123 | /* */ | |
124 | /************************************************************************/ | |
125 | ||
126 | static char doing_xref = 0; | |
127 | static FILE * xref_file = NULL; | |
128 | static char xref_name[1024]; | |
129 | static XREF_FILE all_files = NULL; | |
130 | static char * wd_name = NULL; | |
131 | static XREF_SCOPE cur_scope = NULL; | |
132 | static int scope_ctr = 0; | |
133 | static XREF_FILE last_file = NULL; | |
134 | static tree last_fndecl = NULL; | |
135 | ||
136 | /************************************************************************/ | |
137 | /* */ | |
138 | /* Forward definitions */ | |
139 | /* */ | |
140 | /************************************************************************/ | |
49c249e1 JM |
141 | static void gen_assign PROTO((XREF_FILE, tree)); |
142 | static XREF_FILE find_file PROTO((char *)); | |
143 | static char * filename PROTO((XREF_FILE)); | |
144 | static char * fctname PROTO((tree)); | |
145 | static char * declname PROTO((tree)); | |
146 | static void simplify_type PROTO((char *)); | |
147 | static char * fixname PROTO((char *, char *)); | |
148 | static void open_xref_file PROTO((char *)); | |
8d08fdba MS |
149 | |
150 | /* Start cross referencing. FILE is the name of the file we xref. */ | |
151 | ||
152 | void | |
153 | GNU_xref_begin (file) | |
154 | char *file; | |
155 | { | |
156 | doing_xref = 1; | |
157 | ||
158 | if (file != NULL && STRNEQ (file,"-")) | |
159 | { | |
160 | open_xref_file(file); | |
161 | GNU_xref_file(file); | |
162 | } | |
163 | } | |
164 | ||
165 | /* Finish cross-referencing. ERRCNT is the number of errors | |
166 | we encountered. */ | |
167 | ||
168 | void | |
169 | GNU_xref_end (ect) | |
170 | int ect; | |
171 | { | |
172 | XREF_FILE xf; | |
173 | ||
174 | if (!doing_xref) return; | |
175 | ||
176 | xf = find_file (input_filename); | |
177 | if (xf == NULL) return; | |
178 | ||
179 | while (cur_scope != NULL) | |
5566b478 | 180 | GNU_xref_end_scope(cur_scope->gid,0,0,0); |
8d08fdba MS |
181 | |
182 | doing_xref = 0; | |
183 | ||
184 | if (xref_file == NULL) return; | |
185 | ||
186 | fclose (xref_file); | |
187 | ||
188 | xref_file = NULL; | |
189 | all_files = NULL; | |
190 | ||
191 | if (ect > 0) unlink (xref_name); | |
192 | } | |
193 | ||
194 | /* Write out xref for file named NAME. */ | |
195 | ||
196 | void | |
197 | GNU_xref_file (name) | |
198 | char *name; | |
199 | { | |
200 | XREF_FILE xf; | |
201 | ||
202 | if (!doing_xref || name == NULL) return; | |
203 | ||
204 | if (xref_file == NULL) | |
205 | { | |
206 | open_xref_file (name); | |
207 | if (!doing_xref) return; | |
208 | } | |
209 | ||
210 | if (all_files == NULL) | |
211 | fprintf(xref_file,"SCP * 0 0 0 0 RESET\n"); | |
212 | ||
213 | xf = find_file (name); | |
214 | if (xf != NULL) return; | |
215 | ||
216 | xf = PALLOC (XREF_FILE_INFO); | |
217 | xf->name = SALLOC (name); | |
218 | xf->next = all_files; | |
219 | all_files = xf; | |
220 | ||
221 | if (wd_name == NULL) | |
222 | wd_name = getpwd (); | |
223 | ||
224 | if (FILE_NAME_ABSOLUTE_P (name) || ! wd_name) | |
225 | xf->outname = xf->name; | |
226 | else | |
227 | { | |
228 | char *nmbuf | |
229 | = (char *) malloc (strlen (wd_name) + strlen (FILE_NAME_JOINER) | |
230 | + strlen (name) + 1); | |
231 | sprintf (nmbuf, "%s%s%s", wd_name, FILE_NAME_JOINER, name); | |
232 | name = nmbuf; | |
233 | xf->outname = nmbuf; | |
234 | } | |
235 | ||
236 | fprintf (xref_file, "FIL %s %s 0\n", name, wd_name); | |
237 | ||
238 | filename (xf); | |
239 | fctname (NULL); | |
240 | } | |
241 | ||
242 | /* Start a scope identified at level ID. */ | |
243 | ||
244 | void | |
245 | GNU_xref_start_scope (id) | |
246 | HOST_WIDE_INT id; | |
247 | { | |
248 | XREF_SCOPE xs; | |
249 | XREF_FILE xf; | |
250 | ||
251 | if (!doing_xref) return; | |
252 | xf = find_file (input_filename); | |
253 | ||
254 | xs = PALLOC (XREF_SCOPE_INFO); | |
255 | xs->file = xf; | |
256 | xs->start = lineno; | |
257 | if (xs->start <= 0) xs->start = 1; | |
258 | xs->gid = id; | |
259 | xs->lid = ++scope_ctr; | |
260 | xs->outer = cur_scope; | |
261 | cur_scope = xs; | |
262 | } | |
263 | ||
264 | /* Finish a scope at level ID. | |
265 | INID is ??? | |
266 | PRM is ??? | |
267 | KEEP is nonzero iff this scope is retained (nonzero if it's | |
268 | a compiler-generated invisible scope). | |
269 | TRNS is ??? */ | |
270 | ||
271 | void | |
5566b478 | 272 | GNU_xref_end_scope (id,inid,prm,keep) |
8d08fdba MS |
273 | HOST_WIDE_INT id; |
274 | HOST_WIDE_INT inid; | |
5566b478 | 275 | int prm,keep; |
8d08fdba MS |
276 | { |
277 | XREF_FILE xf; | |
278 | XREF_SCOPE xs,lxs,oxs; | |
279 | char *stype; | |
280 | ||
281 | if (!doing_xref) return; | |
282 | xf = find_file (input_filename); | |
283 | if (xf == NULL) return; | |
284 | ||
285 | lxs = NULL; | |
286 | for (xs = cur_scope; xs != NULL; xs = xs->outer) | |
287 | { | |
288 | if (xs->gid == id) break; | |
289 | lxs = xs; | |
290 | } | |
291 | if (xs == NULL) return; | |
292 | ||
293 | if (inid != 0) { | |
294 | for (oxs = cur_scope; oxs != NULL; oxs = oxs->outer) { | |
295 | if (oxs->gid == inid) break; | |
296 | } | |
297 | if (oxs == NULL) return; | |
298 | inid = oxs->lid; | |
299 | } | |
300 | ||
301 | if (prm == 2) stype = "SUE"; | |
302 | else if (prm != 0) stype = "ARGS"; | |
303 | else if (keep == 2 || inid != 0) stype = "INTERN"; | |
304 | else stype = "EXTERN"; | |
305 | ||
306 | fprintf (xref_file,"SCP %s %d %d %d %d %s\n", | |
307 | filename (xf), xs->start, lineno,xs->lid, inid, stype); | |
308 | ||
309 | if (lxs == NULL) cur_scope = xs->outer; | |
310 | else lxs->outer = xs->outer; | |
311 | ||
312 | free (xs); | |
313 | } | |
314 | ||
315 | /* Output a reference to NAME in FNDECL. */ | |
316 | ||
317 | void | |
318 | GNU_xref_ref (fndecl,name) | |
319 | tree fndecl; | |
320 | char *name; | |
321 | { | |
322 | XREF_FILE xf; | |
323 | ||
324 | if (!doing_xref) return; | |
325 | xf = find_file (input_filename); | |
326 | if (xf == NULL) return; | |
327 | ||
328 | fprintf (xref_file, "REF %s %d %s %s\n", | |
329 | filename (xf), lineno, fctname (fndecl), name); | |
330 | } | |
331 | ||
332 | /* Output a reference to DECL in FNDECL. */ | |
333 | ||
334 | void | |
335 | GNU_xref_decl (fndecl,decl) | |
336 | tree fndecl; | |
337 | tree decl; | |
338 | { | |
339 | XREF_FILE xf,xf1; | |
a703fb38 | 340 | char *cls = 0; |
8d08fdba MS |
341 | char *name; |
342 | char buf[10240]; | |
343 | int uselin; | |
344 | ||
345 | if (!doing_xref) return; | |
346 | xf = find_file (input_filename); | |
347 | if (xf == NULL) return; | |
348 | ||
349 | uselin = FALSE; | |
350 | ||
351 | if (TREE_CODE (decl) == TYPE_DECL) cls = "TYPEDEF"; | |
352 | else if (TREE_CODE (decl) == FIELD_DECL) cls = "FIELD"; | |
353 | else if (TREE_CODE (decl) == VAR_DECL) | |
354 | { | |
355 | if (fndecl == NULL && TREE_STATIC(decl) | |
356 | && TREE_READONLY(decl) && DECL_INITIAL(decl) != 0 | |
357 | && !TREE_PUBLIC(decl) && !DECL_EXTERNAL(decl) | |
358 | && DECL_MODE(decl) != BLKmode) cls = "CONST"; | |
359 | else if (DECL_EXTERNAL(decl)) cls = "EXTERN"; | |
360 | else if (TREE_PUBLIC(decl)) cls = "EXTDEF"; | |
361 | else if (TREE_STATIC(decl)) cls = "STATIC"; | |
362 | else if (DECL_REGISTER(decl)) cls = "REGISTER"; | |
363 | else cls = "AUTO"; | |
364 | } | |
365 | else if (TREE_CODE (decl) == PARM_DECL) cls = "PARAM"; | |
366 | else if (TREE_CODE (decl) == FIELD_DECL) cls = "FIELD"; | |
367 | else if (TREE_CODE (decl) == CONST_DECL) cls = "CONST"; | |
368 | else if (TREE_CODE (decl) == FUNCTION_DECL) | |
369 | { | |
370 | if (DECL_EXTERNAL (decl)) cls = "EXTERN"; | |
371 | else if (TREE_PUBLIC (decl)) cls = "EFUNCTION"; | |
372 | else cls = "SFUNCTION"; | |
373 | } | |
374 | else if (TREE_CODE (decl) == LABEL_DECL) cls = "LABEL"; | |
375 | else if (TREE_CODE (decl) == UNION_TYPE) | |
376 | { | |
377 | cls = "UNIONID"; | |
378 | decl = TYPE_NAME (decl); | |
379 | uselin = TRUE; | |
380 | } | |
381 | else if (TREE_CODE (decl) == RECORD_TYPE) | |
382 | { | |
383 | if (CLASSTYPE_DECLARED_CLASS (decl)) cls = "CLASSID"; | |
384 | else if (IS_SIGNATURE (decl)) cls = "SIGNATUREID"; | |
385 | else cls = "STRUCTID"; | |
386 | decl = TYPE_NAME (decl); | |
387 | uselin = TRUE; | |
388 | } | |
389 | else if (TREE_CODE (decl) == ENUMERAL_TYPE) | |
390 | { | |
391 | cls = "ENUMID"; | |
392 | decl = TYPE_NAME (decl); | |
393 | uselin = TRUE; | |
394 | } | |
f0e01782 MS |
395 | else if (TREE_CODE (decl) == TEMPLATE_DECL) |
396 | { | |
5566b478 | 397 | if (TREE_CODE (DECL_RESULT (decl)) == TYPE_DECL) |
f0e01782 MS |
398 | cls = "CLASSTEMP"; |
399 | else if (TREE_CODE (DECL_RESULT (decl)) == FUNCTION_DECL) | |
400 | cls = "FUNCTEMP"; | |
401 | else if (TREE_CODE (DECL_RESULT (decl)) == VAR_DECL) | |
402 | cls = "VARTEMP"; | |
403 | else | |
404 | my_friendly_abort (358); | |
405 | uselin = TRUE; | |
406 | } | |
8d08fdba MS |
407 | else cls = "UNKNOWN"; |
408 | ||
409 | if (decl == NULL || DECL_NAME (decl) == NULL) return; | |
410 | ||
411 | if (uselin && decl->decl.linenum > 0 && decl->decl.filename != NULL) | |
412 | { | |
413 | xf1 = find_file (decl->decl.filename); | |
414 | if (xf1 != NULL) | |
415 | { | |
416 | lineno = decl->decl.linenum; | |
417 | xf = xf1; | |
418 | } | |
419 | } | |
420 | ||
421 | if (DECL_ASSEMBLER_NAME (decl)) | |
422 | name = IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (decl)); | |
423 | else | |
424 | name = IDENTIFIER_POINTER (DECL_NAME (decl)); | |
425 | ||
426 | strcpy (buf, type_as_string (TREE_TYPE (decl), 0)); | |
427 | simplify_type (buf); | |
428 | ||
429 | fprintf (xref_file, "DCL %s %d %s %d %s %s %s\n", | |
430 | filename(xf), lineno, name, | |
431 | (cur_scope != NULL ? cur_scope->lid : 0), | |
432 | cls, fctname(fndecl), buf); | |
433 | ||
434 | if (STREQL (cls, "STRUCTID") || STREQL (cls, "UNIONID") | |
435 | || STREQL (cls, "SIGNATUREID")) | |
436 | { | |
437 | cls = "CLASSID"; | |
438 | fprintf (xref_file, "DCL %s %d %s %d %s %s %s\n", | |
439 | filename(xf), lineno,name, | |
440 | (cur_scope != NULL ? cur_scope->lid : 0), | |
441 | cls, fctname(fndecl), buf); | |
442 | } | |
443 | } | |
444 | ||
445 | /* Output a reference to a call to NAME in FNDECL. */ | |
446 | ||
447 | void | |
448 | GNU_xref_call (fndecl, name) | |
449 | tree fndecl; | |
450 | char *name; | |
451 | { | |
452 | XREF_FILE xf; | |
453 | char buf[1024]; | |
454 | char *s; | |
455 | ||
456 | if (!doing_xref) return; | |
457 | xf = find_file (input_filename); | |
458 | if (xf == NULL) return; | |
459 | name = fixname (name, buf); | |
460 | ||
461 | for (s = name; *s != 0; ++s) | |
462 | if (*s == '_' && s[1] == '_') break; | |
463 | if (*s != 0) GNU_xref_ref (fndecl, name); | |
464 | ||
465 | fprintf (xref_file, "CAL %s %d %s %s\n", | |
466 | filename (xf), lineno, name, fctname (fndecl)); | |
467 | } | |
468 | ||
469 | /* Output cross-reference info about FNDECL. If non-NULL, | |
470 | ARGS are the arguments for the function (i.e., before the FUNCTION_DECL | |
471 | has been fully built). */ | |
472 | ||
473 | void | |
474 | GNU_xref_function (fndecl, args) | |
475 | tree fndecl; | |
476 | tree args; | |
477 | { | |
478 | XREF_FILE xf; | |
479 | int ct; | |
480 | char buf[1024]; | |
481 | ||
482 | if (!doing_xref) return; | |
483 | xf = find_file (input_filename); | |
484 | if (xf == NULL) return; | |
485 | ||
486 | ct = 0; | |
487 | buf[0] = 0; | |
488 | if (args == NULL) args = DECL_ARGUMENTS (fndecl); | |
489 | ||
490 | GNU_xref_decl (NULL, fndecl); | |
491 | ||
492 | for ( ; args != NULL; args = TREE_CHAIN (args)) | |
493 | { | |
494 | GNU_xref_decl (fndecl,args); | |
495 | if (ct != 0) strcat (buf,","); | |
496 | strcat (buf, declname (args)); | |
497 | ++ct; | |
498 | } | |
499 | ||
500 | fprintf (xref_file, "PRC %s %d %s %d %d %s\n", | |
501 | filename(xf), lineno, declname(fndecl), | |
502 | (cur_scope != NULL ? cur_scope->lid : 0), | |
503 | ct, buf); | |
504 | } | |
505 | ||
506 | /* Output cross-reference info about an assignment to NAME. */ | |
507 | ||
508 | void | |
509 | GNU_xref_assign(name) | |
510 | tree name; | |
511 | { | |
512 | XREF_FILE xf; | |
513 | ||
514 | if (!doing_xref) return; | |
515 | xf = find_file(input_filename); | |
516 | if (xf == NULL) return; | |
517 | ||
518 | gen_assign(xf, name); | |
519 | } | |
520 | ||
521 | static void | |
522 | gen_assign(xf, name) | |
523 | XREF_FILE xf; | |
524 | tree name; | |
525 | { | |
526 | char *s; | |
527 | ||
528 | s = NULL; | |
529 | ||
530 | switch (TREE_CODE (name)) | |
531 | { | |
532 | case IDENTIFIER_NODE : | |
533 | s = IDENTIFIER_POINTER(name); | |
534 | break; | |
535 | case VAR_DECL : | |
536 | s = declname(name); | |
537 | break; | |
538 | case COMPONENT_REF : | |
539 | gen_assign(xf, TREE_OPERAND(name, 0)); | |
540 | gen_assign(xf, TREE_OPERAND(name, 1)); | |
541 | break; | |
542 | case INDIRECT_REF : | |
543 | case OFFSET_REF : | |
544 | case ARRAY_REF : | |
545 | case BUFFER_REF : | |
546 | gen_assign(xf, TREE_OPERAND(name, 0)); | |
547 | break; | |
548 | case COMPOUND_EXPR : | |
549 | gen_assign(xf, TREE_OPERAND(name, 1)); | |
550 | break; | |
551 | default : | |
552 | break; | |
553 | } | |
554 | ||
555 | if (s != NULL) | |
556 | fprintf(xref_file, "ASG %s %d %s\n", filename(xf), lineno, s); | |
557 | } | |
558 | ||
559 | /* Output cross-reference info about a class hierarchy. | |
560 | CLS is the class type of interest. BASE is a baseclass | |
561 | for CLS. PUB and VIRT give the access info about | |
562 | the class derivation. FRND is nonzero iff BASE is a friend | |
563 | of CLS. | |
564 | ||
565 | ??? Needs to handle nested classes. */ | |
e92cc029 | 566 | |
8d08fdba MS |
567 | void |
568 | GNU_xref_hier(cls, base, pub, virt, frnd) | |
569 | char *cls; | |
570 | char *base; | |
571 | int pub; | |
572 | int virt; | |
573 | int frnd; | |
574 | { | |
575 | XREF_FILE xf; | |
576 | ||
577 | if (!doing_xref) return; | |
578 | xf = find_file(input_filename); | |
579 | if (xf == NULL) return; | |
580 | ||
581 | fprintf(xref_file, "HIE %s %d %s %s %d %d %d\n", | |
582 | filename(xf), lineno, cls, base, pub, virt, frnd); | |
583 | } | |
584 | ||
585 | /* Output cross-reference info about class members. CLS | |
586 | is the containing type; FLD is the class member. */ | |
587 | ||
588 | void | |
589 | GNU_xref_member(cls, fld) | |
590 | tree cls; | |
591 | tree fld; | |
592 | { | |
593 | XREF_FILE xf; | |
594 | char *prot; | |
595 | int confg, pure; | |
596 | char *d; | |
5566b478 | 597 | #ifdef XREF_SHORT_MEMBER_NAMES |
8d08fdba | 598 | int i; |
5566b478 | 599 | #endif |
8d08fdba MS |
600 | char buf[1024], bufa[1024]; |
601 | ||
602 | if (!doing_xref) return; | |
603 | xf = find_file(fld->decl.filename); | |
604 | if (xf == NULL) return; | |
605 | ||
606 | if (TREE_PRIVATE (fld)) prot = "PRIVATE"; | |
607 | else if (TREE_PROTECTED(fld)) prot = "PROTECTED"; | |
608 | else prot = "PUBLIC"; | |
609 | ||
610 | confg = 0; | |
611 | if (TREE_CODE (fld) == FUNCTION_DECL && DECL_CONST_MEMFUNC_P(fld)) | |
612 | confg = 1; | |
613 | else if (TREE_CODE (fld) == CONST_DECL) | |
614 | confg = 1; | |
615 | ||
616 | pure = 0; | |
617 | if (TREE_CODE (fld) == FUNCTION_DECL && DECL_ABSTRACT_VIRTUAL_P(fld)) | |
618 | pure = 1; | |
619 | ||
620 | d = IDENTIFIER_POINTER(cls); | |
621 | sprintf(buf, "%d%s", strlen(d), d); | |
5566b478 | 622 | #ifdef XREF_SHORT_MEMBER_NAMES |
8d08fdba | 623 | i = strlen(buf); |
5566b478 | 624 | #endif |
8d08fdba MS |
625 | strcpy(bufa, declname(fld)); |
626 | ||
627 | #ifdef XREF_SHORT_MEMBER_NAMES | |
628 | for (p = &bufa[1]; *p != 0; ++p) | |
629 | { | |
630 | if (p[0] == '_' && p[1] == '_' && p[2] >= '0' && p[2] <= '9') { | |
631 | if (strncmp(&p[2], buf, i) == 0) *p = 0; | |
632 | break; | |
633 | } | |
634 | else if (p[0] == '_' && p[1] == '_' && p[2] == 'C' && p[3] >= '0' && p[3] <= '9') { | |
635 | if (strncmp(&p[3], buf, i) == 0) *p = 0; | |
636 | break; | |
637 | } | |
638 | } | |
639 | #endif | |
640 | ||
641 | fprintf(xref_file, "MEM %s %d %s %s %s %d %d %d %d %d %d %d\n", | |
642 | filename(xf), fld->decl.linenum, d, bufa, prot, | |
643 | (TREE_CODE (fld) == FUNCTION_DECL ? 0 : 1), | |
644 | (DECL_INLINE (fld) ? 1 : 0), | |
6633d636 | 645 | (DECL_LANG_SPECIFIC(fld) && DECL_FRIEND_P(fld) ? 1 : 0), |
8d08fdba MS |
646 | (DECL_VINDEX(fld) ? 1 : 0), |
647 | (TREE_STATIC(fld) ? 1 : 0), | |
648 | pure, confg); | |
649 | } | |
650 | ||
651 | /* Find file entry given name. */ | |
652 | ||
653 | static XREF_FILE | |
654 | find_file(name) | |
655 | char *name; | |
656 | { | |
657 | XREF_FILE xf; | |
658 | ||
659 | for (xf = all_files; xf != NULL; xf = xf->next) { | |
660 | if (STREQL(name, xf->name)) break; | |
661 | } | |
662 | ||
663 | return xf; | |
664 | } | |
665 | ||
666 | /* Return filename for output purposes. */ | |
667 | ||
668 | static char * | |
669 | filename(xf) | |
670 | XREF_FILE xf; | |
671 | { | |
672 | if (xf == NULL) { | |
673 | last_file = NULL; | |
674 | return "*"; | |
675 | } | |
676 | ||
677 | if (last_file == xf) return "*"; | |
678 | ||
679 | last_file = xf; | |
680 | ||
681 | return xf->outname; | |
682 | } | |
683 | ||
684 | /* Return function name for output purposes. */ | |
685 | ||
686 | static char * | |
687 | fctname(fndecl) | |
688 | tree fndecl; | |
689 | { | |
690 | static char fctbuf[1024]; | |
691 | char *s; | |
692 | ||
693 | if (fndecl == NULL && last_fndecl == NULL) return "*"; | |
694 | ||
695 | if (fndecl == NULL) | |
696 | { | |
697 | last_fndecl = NULL; | |
698 | return "*TOP*"; | |
699 | } | |
700 | ||
701 | if (fndecl == last_fndecl) return "*"; | |
702 | ||
703 | last_fndecl = fndecl; | |
704 | ||
705 | s = declname(fndecl); | |
706 | s = fixname(s, fctbuf); | |
707 | ||
708 | return s; | |
709 | } | |
710 | ||
711 | /* Return decl name for output purposes. */ | |
712 | ||
713 | static char * | |
714 | declname(dcl) | |
715 | tree dcl; | |
716 | { | |
717 | if (DECL_NAME (dcl) == NULL) return "?"; | |
718 | ||
719 | if (DECL_ASSEMBLER_NAME (dcl)) | |
720 | return IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (dcl)); | |
721 | else | |
722 | return IDENTIFIER_POINTER (DECL_NAME (dcl)); | |
723 | } | |
724 | ||
725 | /* Simplify a type string by removing unneeded parenthesis. */ | |
726 | ||
727 | static void | |
728 | simplify_type(typ) | |
729 | char *typ; | |
730 | { | |
731 | char *s; | |
732 | int lvl, i; | |
733 | ||
734 | i = strlen(typ); | |
735 | while (i > 0 && isspace(typ[i-1])) typ[--i] = 0; | |
736 | ||
737 | if (i > 7 && STREQL(&typ[i-5], "const")) | |
738 | { | |
739 | typ[i-5] = 0; | |
740 | i -= 5; | |
741 | } | |
742 | ||
743 | if (typ[i-1] != ')') return; | |
744 | ||
745 | s = &typ[i-2]; | |
746 | lvl = 1; | |
747 | while (*s != 0) { | |
748 | if (*s == ')') ++lvl; | |
749 | else if (*s == '(') | |
750 | { | |
751 | --lvl; | |
752 | if (lvl == 0) | |
753 | { | |
754 | s[1] = ')'; | |
755 | s[2] = 0; | |
756 | break; | |
757 | } | |
758 | } | |
759 | --s; | |
760 | } | |
761 | ||
762 | if (*s != 0 && s[-1] == ')') | |
763 | { | |
764 | --s; | |
765 | --s; | |
766 | if (*s == '(') s[2] = 0; | |
767 | else if (*s == ':') { | |
768 | while (*s != '(') --s; | |
769 | s[1] = ')'; | |
770 | s[2] = 0; | |
771 | } | |
772 | } | |
773 | } | |
774 | ||
775 | /* Fixup a function name (take care of embedded spaces). */ | |
776 | ||
777 | static char * | |
778 | fixname(nam, buf) | |
779 | char *nam; | |
780 | char *buf; | |
781 | { | |
782 | char *s, *t; | |
783 | int fg; | |
784 | ||
785 | s = nam; | |
786 | t = buf; | |
787 | fg = 0; | |
788 | ||
789 | while (*s != 0) | |
790 | { | |
791 | if (*s == ' ') | |
792 | { | |
793 | *t++ = '\36'; | |
794 | ++fg; | |
795 | } | |
796 | else *t++ = *s; | |
797 | ++s; | |
798 | } | |
799 | *t = 0; | |
800 | ||
801 | if (fg == 0) return nam; | |
802 | ||
803 | return buf; | |
804 | } | |
805 | ||
ddd5a7c1 | 806 | /* Open file for xreffing. */ |
8d08fdba MS |
807 | |
808 | static void | |
809 | open_xref_file(file) | |
810 | char *file; | |
811 | { | |
812 | char *s, *t; | |
813 | ||
814 | #ifdef XREF_FILE_NAME | |
815 | XREF_FILE_NAME (xref_name, file); | |
816 | #else | |
a8a63732 | 817 | s = rindex (file, '/'); |
8d08fdba MS |
818 | if (s == NULL) |
819 | sprintf (xref_name, ".%s.gxref", file); | |
820 | else | |
821 | { | |
822 | ++s; | |
823 | strcpy (xref_name, file); | |
a8a63732 | 824 | t = rindex (xref_name, '/'); |
8d08fdba MS |
825 | ++t; |
826 | *t++ = '.'; | |
827 | strcpy (t, s); | |
828 | strcat (t, ".gxref"); | |
829 | } | |
830 | #endif /* no XREF_FILE_NAME */ | |
831 | ||
832 | xref_file = fopen(xref_name, "w"); | |
833 | ||
834 | if (xref_file == NULL) | |
835 | { | |
836 | error("Can't create cross-reference file `%s'", xref_name); | |
837 | doing_xref = 0; | |
838 | } | |
839 | } |