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71e45bc2 | 1 | /* Copyright (C) 2008, 2009, 2010, 2011, 2012 Free Software Foundation, Inc. |
e5f28034 | 2 | |
3 | This file is part of GCC. | |
4 | ||
5 | GCC is free software; you can redistribute it and/or modify it under | |
6 | the terms of the GNU General Public License as published by the Free | |
7 | Software Foundation; either version 3, or (at your option) any later | |
8 | version. | |
9 | ||
10 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
11 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
12 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
13 | for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
16 | along with GCC; see the file COPYING3. If not see | |
17 | <http://www.gnu.org/licenses/>. */ | |
18 | ||
2ecc6bc5 | 19 | #include "config.h" |
20 | #include "system.h" | |
21 | #include "coretypes.h" | |
22 | #include "tm.h" | |
23 | #include "tree.h" | |
24 | #include "version.h" | |
25 | #include "flags.h" | |
26 | ||
27 | ||
28 | #include "options.h" | |
29 | #include "gfortran.h" | |
e1dbb139 | 30 | #include "tm_p.h" /* Target prototypes. */ |
2ecc6bc5 | 31 | #include "target.h" |
32 | #include "toplev.h" | |
33 | #include "diagnostic.h" | |
34 | ||
35 | #include "../../libcpp/internal.h" | |
36 | #include "cpp.h" | |
37 | #include "incpath.h" | |
41acdfa4 | 38 | #include "cppbuiltin.h" |
d826a69b | 39 | #include "mkdeps.h" |
2ecc6bc5 | 40 | |
1a035bcc | 41 | #ifndef TARGET_SYSTEM_ROOT |
42 | # define TARGET_SYSTEM_ROOT NULL | |
43 | #endif | |
44 | ||
41acdfa4 | 45 | #ifndef TARGET_CPU_CPP_BUILTINS |
46 | # define TARGET_CPU_CPP_BUILTINS() | |
47 | #endif | |
48 | ||
2ecc6bc5 | 49 | #ifndef TARGET_OS_CPP_BUILTINS |
50 | # define TARGET_OS_CPP_BUILTINS() | |
51 | #endif | |
52 | ||
53 | #ifndef TARGET_OBJFMT_CPP_BUILTINS | |
54 | # define TARGET_OBJFMT_CPP_BUILTINS() | |
55 | #endif | |
56 | ||
57 | ||
58 | /* Holds switches parsed by gfc_cpp_handle_option (), but whose | |
59 | handling is deferred to gfc_cpp_init (). */ | |
60 | typedef struct | |
61 | { | |
62 | enum opt_code code; | |
63 | const char *arg; | |
64 | } | |
65 | gfc_cpp_deferred_opt_t; | |
66 | ||
67 | ||
68 | /* Defined and undefined macros being queued for output with -dU at | |
69 | the next newline. */ | |
70 | typedef struct gfc_cpp_macro_queue | |
71 | { | |
72 | struct gfc_cpp_macro_queue *next; /* Next macro in the list. */ | |
73 | char *macro; /* The name of the macro if not | |
74 | defined, the full definition if | |
75 | defined. */ | |
76 | } gfc_cpp_macro_queue; | |
77 | static gfc_cpp_macro_queue *cpp_define_queue, *cpp_undefine_queue; | |
78 | ||
4a76ab2a | 79 | struct gfc_cpp_option_data |
2ecc6bc5 | 80 | { |
81 | /* Argument of -cpp, implied by SPEC; | |
82 | if NULL, preprocessing disabled. */ | |
83 | const char *temporary_filename; | |
84 | ||
85 | const char *output_filename; /* -o <arg> */ | |
86 | int preprocess_only; /* -E */ | |
87 | int discard_comments; /* -C */ | |
88 | int discard_comments_in_macro_exp; /* -CC */ | |
89 | int print_include_names; /* -H */ | |
90 | int no_line_commands; /* -P */ | |
91 | char dump_macros; /* -d[DMNU] */ | |
92 | int dump_includes; /* -dI */ | |
93 | int working_directory; /* -fworking-directory */ | |
94 | int no_predefined; /* -undef */ | |
95 | int standard_include_paths; /* -nostdinc */ | |
96 | int verbose; /* -v */ | |
d826a69b | 97 | int deps; /* -M */ |
98 | int deps_skip_system; /* -MM */ | |
99 | const char *deps_filename; /* -M[M]D */ | |
100 | const char *deps_filename_user; /* -MF <arg> */ | |
101 | int deps_missing_are_generated; /* -MG */ | |
102 | int deps_phony; /* -MP */ | |
2ecc6bc5 | 103 | |
104 | const char *multilib; /* -imultilib <dir> */ | |
105 | const char *prefix; /* -iprefix <dir> */ | |
106 | const char *sysroot; /* -isysroot <dir> */ | |
107 | ||
108 | /* Options whose handling needs to be deferred until the | |
109 | appropriate cpp-objects are created: | |
110 | -A predicate=answer | |
111 | -D <macro>[=<val>] | |
112 | -U <macro> */ | |
113 | gfc_cpp_deferred_opt_t *deferred_opt; | |
114 | int deferred_opt_count; | |
115 | } | |
116 | gfc_cpp_option; | |
117 | ||
118 | /* Structures used with libcpp: */ | |
119 | static cpp_options *cpp_option = NULL; | |
120 | static cpp_reader *cpp_in = NULL; | |
121 | ||
2ecc6bc5 | 122 | /* Encapsulates state used to convert a stream of cpp-tokens into |
123 | a text file. */ | |
124 | static struct | |
125 | { | |
126 | FILE *outf; /* Stream to write to. */ | |
127 | const cpp_token *prev; /* Previous token. */ | |
128 | const cpp_token *source; /* Source token for spacing. */ | |
129 | int src_line; /* Line number currently being written. */ | |
130 | unsigned char printed; /* Nonzero if something output at line. */ | |
131 | bool first_time; /* cb_file_change hasn't been called yet. */ | |
132 | } print; | |
133 | ||
134 | /* General output routines. */ | |
135 | static void scan_translation_unit (cpp_reader *); | |
136 | static void scan_translation_unit_trad (cpp_reader *); | |
137 | ||
138 | /* Callback routines for the parser. Most of these are active only | |
139 | in specific modes. */ | |
140 | static void cb_file_change (cpp_reader *, const struct line_map *); | |
141 | static void cb_line_change (cpp_reader *, const cpp_token *, int); | |
142 | static void cb_define (cpp_reader *, source_location, cpp_hashnode *); | |
143 | static void cb_undef (cpp_reader *, source_location, cpp_hashnode *); | |
144 | static void cb_def_pragma (cpp_reader *, source_location); | |
145 | static void cb_include (cpp_reader *, source_location, const unsigned char *, | |
146 | const char *, int, const cpp_token **); | |
147 | static void cb_ident (cpp_reader *, source_location, const cpp_string *); | |
148 | static void cb_used_define (cpp_reader *, source_location, cpp_hashnode *); | |
149 | static void cb_used_undef (cpp_reader *, source_location, cpp_hashnode *); | |
3a79f5da | 150 | static bool cb_cpp_error (cpp_reader *, int, int, location_t, unsigned int, |
7f5f3953 | 151 | const char *, va_list *) |
3a79f5da | 152 | ATTRIBUTE_GCC_DIAG(6,0); |
2ecc6bc5 | 153 | void pp_dir_change (cpp_reader *, const char *); |
154 | ||
155 | static int dump_macro (cpp_reader *, cpp_hashnode *, void *); | |
156 | static void dump_queued_macros (cpp_reader *); | |
157 | ||
158 | ||
159 | static void | |
160 | cpp_define_builtins (cpp_reader *pfile) | |
161 | { | |
2ecc6bc5 | 162 | /* Initialize CPP built-ins; '1' corresponds to 'flag_hosted' |
163 | in C, defines __STDC_HOSTED__?! */ | |
164 | cpp_init_builtins (pfile, 0); | |
165 | ||
166 | /* Initialize GFORTRAN specific builtins. | |
167 | These are documented. */ | |
41acdfa4 | 168 | define_language_independent_builtin_macros (pfile); |
2ecc6bc5 | 169 | cpp_define (pfile, "__GFORTRAN__=1"); |
170 | cpp_define (pfile, "_LANGUAGE_FORTRAN=1"); | |
171 | ||
5ae82d58 | 172 | if (gfc_option.gfc_flag_openmp) |
2169f33b | 173 | cpp_define (pfile, "_OPENMP=201107"); |
2ecc6bc5 | 174 | |
2ecc6bc5 | 175 | /* The defines below are necessary for the TARGET_* macros. |
176 | ||
177 | FIXME: Note that builtin_define_std() actually is a function | |
178 | in c-cppbuiltin.c which uses flags undefined for Fortran. | |
179 | Let's skip this for now. If needed, one needs to look into it | |
180 | once more. */ | |
181 | ||
182 | # define builtin_define(TXT) cpp_define (pfile, TXT) | |
183 | # define builtin_define_std(TXT) | |
184 | # define builtin_assert(TXT) cpp_assert (pfile, TXT) | |
185 | ||
e1dbb139 | 186 | /* FIXME: Pandora's Box |
187 | Using the macros below results in multiple breakages: | |
188 | - mingw will fail to compile this file as dependent macros | |
189 | assume to be used in c-cppbuiltin.c only. Further, they use | |
190 | flags only valid/defined in C (same as noted above). | |
191 | [config/i386/mingw32.h, config/i386/cygming.h] | |
192 | - other platforms (not as popular) break similarly | |
5d9f5abd | 193 | [grep for 'builtin_define_with_int_value' in gcc/config/] |
e1dbb139 | 194 | |
2ecc6bc5 | 195 | TARGET_CPU_CPP_BUILTINS (); |
196 | TARGET_OS_CPP_BUILTINS (); | |
e1dbb139 | 197 | TARGET_OBJFMT_CPP_BUILTINS (); */ |
2ecc6bc5 | 198 | |
199 | #undef builtin_define | |
200 | #undef builtin_define_std | |
201 | #undef builtin_assert | |
202 | } | |
203 | ||
204 | bool | |
205 | gfc_cpp_enabled (void) | |
206 | { | |
207 | return gfc_cpp_option.temporary_filename != NULL; | |
208 | } | |
209 | ||
210 | bool | |
211 | gfc_cpp_preprocess_only (void) | |
212 | { | |
213 | return gfc_cpp_option.preprocess_only; | |
214 | } | |
215 | ||
d826a69b | 216 | bool |
217 | gfc_cpp_makedep (void) | |
218 | { | |
219 | return gfc_cpp_option.deps; | |
220 | } | |
221 | ||
222 | void | |
223 | gfc_cpp_add_dep (const char *name, bool system) | |
224 | { | |
225 | if (!gfc_cpp_option.deps_skip_system || !system) | |
226 | deps_add_dep (cpp_get_deps (cpp_in), name); | |
227 | } | |
228 | ||
229 | void | |
230 | gfc_cpp_add_target (const char *name) | |
231 | { | |
232 | deps_add_target (cpp_get_deps (cpp_in), name, 0); | |
233 | } | |
234 | ||
235 | ||
2ecc6bc5 | 236 | const char * |
237 | gfc_cpp_temporary_file (void) | |
238 | { | |
239 | return gfc_cpp_option.temporary_filename; | |
240 | } | |
241 | ||
242 | void | |
e88d34f6 | 243 | gfc_cpp_init_options (unsigned int decoded_options_count, |
244 | struct cl_decoded_option *decoded_options ATTRIBUTE_UNUSED) | |
2ecc6bc5 | 245 | { |
246 | /* Do not create any objects from libcpp here. If no | |
247 | preprocessing is requested, this would be wasted | |
248 | time and effort. | |
249 | ||
250 | See gfc_cpp_post_options() instead. */ | |
251 | ||
252 | gfc_cpp_option.temporary_filename = NULL; | |
253 | gfc_cpp_option.output_filename = NULL; | |
254 | gfc_cpp_option.preprocess_only = 0; | |
255 | gfc_cpp_option.discard_comments = 1; | |
256 | gfc_cpp_option.discard_comments_in_macro_exp = 1; | |
257 | gfc_cpp_option.print_include_names = 0; | |
258 | gfc_cpp_option.no_line_commands = 0; | |
259 | gfc_cpp_option.dump_macros = '\0'; | |
260 | gfc_cpp_option.dump_includes = 0; | |
261 | gfc_cpp_option.working_directory = -1; | |
262 | gfc_cpp_option.no_predefined = 0; | |
263 | gfc_cpp_option.standard_include_paths = 1; | |
264 | gfc_cpp_option.verbose = 0; | |
d826a69b | 265 | gfc_cpp_option.deps = 0; |
266 | gfc_cpp_option.deps_skip_system = 0; | |
267 | gfc_cpp_option.deps_phony = 0; | |
268 | gfc_cpp_option.deps_missing_are_generated = 0; | |
269 | gfc_cpp_option.deps_filename = NULL; | |
270 | gfc_cpp_option.deps_filename_user = NULL; | |
2ecc6bc5 | 271 | |
272 | gfc_cpp_option.multilib = NULL; | |
273 | gfc_cpp_option.prefix = NULL; | |
1a035bcc | 274 | gfc_cpp_option.sysroot = TARGET_SYSTEM_ROOT; |
2ecc6bc5 | 275 | |
e88d34f6 | 276 | gfc_cpp_option.deferred_opt = XNEWVEC (gfc_cpp_deferred_opt_t, |
277 | decoded_options_count); | |
2ecc6bc5 | 278 | gfc_cpp_option.deferred_opt_count = 0; |
279 | } | |
280 | ||
281 | int | |
282 | gfc_cpp_handle_option (size_t scode, const char *arg, int value ATTRIBUTE_UNUSED) | |
283 | { | |
284 | int result = 1; | |
285 | enum opt_code code = (enum opt_code) scode; | |
286 | ||
287 | switch (code) | |
288 | { | |
289 | default: | |
290 | result = 0; | |
291 | break; | |
292 | ||
930c7ad2 | 293 | case OPT_cpp_: |
2ecc6bc5 | 294 | gfc_cpp_option.temporary_filename = arg; |
295 | break; | |
296 | ||
297 | case OPT_nocpp: | |
298 | gfc_cpp_option.temporary_filename = 0L; | |
299 | break; | |
300 | ||
301 | case OPT_d: | |
302 | for ( ; *arg; ++arg) | |
303 | switch (*arg) | |
304 | { | |
305 | case 'D': | |
306 | case 'M': | |
307 | case 'N': | |
308 | case 'U': | |
309 | gfc_cpp_option.dump_macros = *arg; | |
310 | break; | |
311 | ||
312 | case 'I': | |
313 | gfc_cpp_option.dump_includes = 1; | |
314 | break; | |
315 | } | |
316 | break; | |
317 | ||
318 | case OPT_fworking_directory: | |
319 | gfc_cpp_option.working_directory = value; | |
320 | break; | |
321 | ||
7d2bb357 | 322 | case OPT_idirafter: |
323 | gfc_cpp_add_include_path_after (xstrdup(arg), true); | |
324 | break; | |
325 | ||
2ecc6bc5 | 326 | case OPT_imultilib: |
327 | gfc_cpp_option.multilib = arg; | |
328 | break; | |
329 | ||
330 | case OPT_iprefix: | |
331 | gfc_cpp_option.prefix = arg; | |
332 | break; | |
333 | ||
334 | case OPT_isysroot: | |
335 | gfc_cpp_option.sysroot = arg; | |
336 | break; | |
337 | ||
338 | case OPT_iquote: | |
339 | case OPT_isystem: | |
340 | gfc_cpp_add_include_path (xstrdup(arg), true); | |
341 | break; | |
342 | ||
343 | case OPT_nostdinc: | |
344 | gfc_cpp_option.standard_include_paths = value; | |
345 | break; | |
346 | ||
347 | case OPT_o: | |
348 | if (!gfc_cpp_option.output_filename) | |
349 | gfc_cpp_option.output_filename = arg; | |
350 | else | |
351 | gfc_fatal_error ("output filename specified twice"); | |
352 | break; | |
353 | ||
354 | case OPT_undef: | |
355 | gfc_cpp_option.no_predefined = value; | |
356 | break; | |
357 | ||
358 | case OPT_v: | |
359 | gfc_cpp_option.verbose = value; | |
360 | break; | |
361 | ||
362 | case OPT_A: | |
363 | case OPT_D: | |
364 | case OPT_U: | |
365 | gfc_cpp_option.deferred_opt[gfc_cpp_option.deferred_opt_count].code = code; | |
366 | gfc_cpp_option.deferred_opt[gfc_cpp_option.deferred_opt_count].arg = arg; | |
367 | gfc_cpp_option.deferred_opt_count++; | |
368 | break; | |
369 | ||
370 | case OPT_C: | |
371 | gfc_cpp_option.discard_comments = 0; | |
372 | break; | |
373 | ||
374 | case OPT_CC: | |
375 | gfc_cpp_option.discard_comments = 0; | |
376 | gfc_cpp_option.discard_comments_in_macro_exp = 0; | |
377 | break; | |
378 | ||
379 | case OPT_E: | |
380 | gfc_cpp_option.preprocess_only = 1; | |
381 | break; | |
382 | ||
383 | case OPT_H: | |
384 | gfc_cpp_option.print_include_names = 1; | |
385 | break; | |
386 | ||
d826a69b | 387 | case OPT_MM: |
388 | gfc_cpp_option.deps_skip_system = 1; | |
389 | /* fall through */ | |
390 | ||
391 | case OPT_M: | |
392 | gfc_cpp_option.deps = 1; | |
393 | break; | |
394 | ||
89c69892 | 395 | case OPT_MMD: |
d826a69b | 396 | gfc_cpp_option.deps_skip_system = 1; |
397 | /* fall through */ | |
398 | ||
89c69892 | 399 | case OPT_MD: |
d826a69b | 400 | gfc_cpp_option.deps = 1; |
401 | gfc_cpp_option.deps_filename = arg; | |
402 | break; | |
403 | ||
404 | case OPT_MF: | |
405 | /* If specified multiple times, last one wins. */ | |
406 | gfc_cpp_option.deps_filename_user = arg; | |
407 | break; | |
408 | ||
409 | case OPT_MG: | |
410 | gfc_cpp_option.deps_missing_are_generated = 1; | |
411 | break; | |
412 | ||
413 | case OPT_MP: | |
414 | gfc_cpp_option.deps_phony = 1; | |
415 | break; | |
416 | ||
417 | case OPT_MQ: | |
418 | case OPT_MT: | |
419 | gfc_cpp_option.deferred_opt[gfc_cpp_option.deferred_opt_count].code = code; | |
420 | gfc_cpp_option.deferred_opt[gfc_cpp_option.deferred_opt_count].arg = arg; | |
421 | gfc_cpp_option.deferred_opt_count++; | |
422 | break; | |
423 | ||
2ecc6bc5 | 424 | case OPT_P: |
425 | gfc_cpp_option.no_line_commands = 1; | |
426 | break; | |
427 | } | |
428 | ||
429 | return result; | |
430 | } | |
431 | ||
432 | ||
433 | void | |
434 | gfc_cpp_post_options (void) | |
435 | { | |
436 | /* Any preprocessing-related option without '-cpp' is considered | |
437 | an error. */ | |
438 | if (!gfc_cpp_enabled () | |
439 | && (gfc_cpp_preprocess_only () | |
d826a69b | 440 | || gfc_cpp_makedep () |
441 | || !gfc_cpp_option.discard_comments | |
442 | || !gfc_cpp_option.discard_comments_in_macro_exp | |
443 | || gfc_cpp_option.print_include_names | |
444 | || gfc_cpp_option.no_line_commands | |
445 | || gfc_cpp_option.dump_macros | |
446 | || gfc_cpp_option.dump_includes)) | |
2ecc6bc5 | 447 | gfc_fatal_error("To enable preprocessing, use -cpp"); |
448 | ||
d826a69b | 449 | if (!gfc_cpp_enabled ()) |
2ecc6bc5 | 450 | return; |
451 | ||
a0fe5b57 | 452 | cpp_in = cpp_create_reader (CLK_GNUC89, NULL, line_table); |
2ecc6bc5 | 453 | gcc_assert (cpp_in); |
454 | ||
455 | /* The cpp_options-structure defines far more flags than those set here. | |
456 | If any other is implemented, see c-opt.c (sanitize_cpp_opts) for | |
457 | inter-option dependencies that may need to be enforced. */ | |
458 | cpp_option = cpp_get_options (cpp_in); | |
459 | gcc_assert (cpp_option); | |
460 | ||
461 | /* TODO: allow non-traditional modes, e.g. by -cpp-std=...? */ | |
462 | cpp_option->traditional = 1; | |
463 | cpp_option->cplusplus_comments = 0; | |
464 | ||
5ae82d58 | 465 | cpp_option->cpp_pedantic = pedantic; |
2ecc6bc5 | 466 | |
467 | cpp_option->dollars_in_ident = gfc_option.flag_dollar_ok; | |
468 | cpp_option->discard_comments = gfc_cpp_option.discard_comments; | |
469 | cpp_option->discard_comments_in_macro_exp = gfc_cpp_option.discard_comments_in_macro_exp; | |
470 | cpp_option->print_include_names = gfc_cpp_option.print_include_names; | |
471 | cpp_option->preprocessed = gfc_option.flag_preprocessed; | |
472 | ||
d826a69b | 473 | if (gfc_cpp_makedep ()) |
474 | { | |
475 | cpp_option->deps.style = DEPS_USER; | |
476 | cpp_option->deps.phony_targets = gfc_cpp_option.deps_phony; | |
477 | cpp_option->deps.missing_files = gfc_cpp_option.deps_missing_are_generated; | |
478 | ||
479 | /* -MF <arg> overrides -M[M]D. */ | |
480 | if (gfc_cpp_option.deps_filename_user) | |
481 | gfc_cpp_option.deps_filename = gfc_cpp_option.deps_filename_user; | |
482 | } | |
483 | ||
2ecc6bc5 | 484 | if (gfc_cpp_option.working_directory == -1) |
485 | gfc_cpp_option.working_directory = (debug_info_level != DINFO_LEVEL_NONE); | |
486 | ||
487 | cpp_post_options (cpp_in); | |
488 | ||
2ecc6bc5 | 489 | gfc_cpp_register_include_paths (); |
490 | } | |
491 | ||
492 | ||
493 | void | |
494 | gfc_cpp_init_0 (void) | |
495 | { | |
496 | struct cpp_callbacks *cb; | |
497 | ||
498 | cb = cpp_get_callbacks (cpp_in); | |
499 | cb->file_change = cb_file_change; | |
500 | cb->line_change = cb_line_change; | |
501 | cb->ident = cb_ident; | |
502 | cb->def_pragma = cb_def_pragma; | |
7f5f3953 | 503 | cb->error = cb_cpp_error; |
2ecc6bc5 | 504 | |
505 | if (gfc_cpp_option.dump_includes) | |
506 | cb->include = cb_include; | |
507 | ||
508 | if ((gfc_cpp_option.dump_macros == 'D') | |
509 | || (gfc_cpp_option.dump_macros == 'N')) | |
510 | { | |
511 | cb->define = cb_define; | |
512 | cb->undef = cb_undef; | |
513 | } | |
514 | ||
515 | if (gfc_cpp_option.dump_macros == 'U') | |
516 | { | |
517 | cb->before_define = dump_queued_macros; | |
518 | cb->used_define = cb_used_define; | |
519 | cb->used_undef = cb_used_undef; | |
520 | } | |
521 | ||
522 | /* Initialize the print structure. Setting print.src_line to -1 here is | |
523 | a trick to guarantee that the first token of the file will cause | |
524 | a linemarker to be output by maybe_print_line. */ | |
525 | print.src_line = -1; | |
526 | print.printed = 0; | |
527 | print.prev = 0; | |
528 | print.first_time = 1; | |
529 | ||
530 | if (gfc_cpp_preprocess_only ()) | |
531 | { | |
532 | if (gfc_cpp_option.output_filename) | |
533 | { | |
534 | /* This needs cheating: with "-E -o <file>", the user wants the | |
535 | preprocessed output in <file>. However, if nothing is done | |
536 | about it <file> is also used for assembler output. Hence, it | |
537 | is necessary to redirect assembler output (actually nothing | |
538 | as -E implies -fsyntax-only) to another file, otherwise the | |
539 | output from preprocessing is lost. */ | |
540 | asm_file_name = gfc_cpp_option.temporary_filename; | |
541 | ||
542 | print.outf = fopen (gfc_cpp_option.output_filename, "w"); | |
543 | if (print.outf == NULL) | |
544 | gfc_fatal_error ("opening output file %s: %s", | |
8fb69344 | 545 | gfc_cpp_option.output_filename, |
546 | xstrerror (errno)); | |
2ecc6bc5 | 547 | } |
548 | else | |
549 | print.outf = stdout; | |
550 | } | |
551 | else | |
552 | { | |
553 | print.outf = fopen (gfc_cpp_option.temporary_filename, "w"); | |
554 | if (print.outf == NULL) | |
555 | gfc_fatal_error ("opening output file %s: %s", | |
8fb69344 | 556 | gfc_cpp_option.temporary_filename, xstrerror (errno)); |
2ecc6bc5 | 557 | } |
558 | ||
559 | gcc_assert(cpp_in); | |
560 | if (!cpp_read_main_file (cpp_in, gfc_source_file)) | |
561 | errorcount++; | |
562 | } | |
563 | ||
564 | void | |
565 | gfc_cpp_init (void) | |
566 | { | |
567 | int i; | |
568 | ||
909b992f | 569 | if (gfc_option.flag_preprocessed) |
570 | return; | |
571 | ||
2ecc6bc5 | 572 | if (!gfc_cpp_option.no_predefined) |
6ea2c7a3 | 573 | { |
574 | /* Make sure all of the builtins about to be declared have | |
575 | BUILTINS_LOCATION has their source_location. */ | |
576 | source_location builtins_loc = BUILTINS_LOCATION; | |
577 | cpp_force_token_locations (cpp_in, &builtins_loc); | |
578 | ||
579 | cpp_define_builtins (cpp_in); | |
580 | ||
581 | cpp_stop_forcing_token_locations (cpp_in); | |
582 | } | |
2ecc6bc5 | 583 | |
584 | /* Handle deferred options from command-line. */ | |
585 | cpp_change_file (cpp_in, LC_RENAME, _("<command-line>")); | |
586 | ||
587 | for (i = 0; i < gfc_cpp_option.deferred_opt_count; i++) | |
588 | { | |
589 | gfc_cpp_deferred_opt_t *opt = &gfc_cpp_option.deferred_opt[i]; | |
590 | ||
591 | if (opt->code == OPT_D) | |
592 | cpp_define (cpp_in, opt->arg); | |
593 | else if (opt->code == OPT_U) | |
594 | cpp_undef (cpp_in, opt->arg); | |
595 | else if (opt->code == OPT_A) | |
596 | { | |
597 | if (opt->arg[0] == '-') | |
598 | cpp_unassert (cpp_in, opt->arg + 1); | |
599 | else | |
600 | cpp_assert (cpp_in, opt->arg); | |
601 | } | |
d826a69b | 602 | else if (opt->code == OPT_MT || opt->code == OPT_MQ) |
603 | deps_add_target (cpp_get_deps (cpp_in), | |
604 | opt->arg, opt->code == OPT_MQ); | |
2ecc6bc5 | 605 | } |
606 | ||
607 | if (gfc_cpp_option.working_directory | |
608 | && gfc_cpp_option.preprocess_only && !gfc_cpp_option.no_line_commands) | |
609 | pp_dir_change (cpp_in, get_src_pwd ()); | |
610 | } | |
611 | ||
f6bb8f4b | 612 | gfc_try |
2ecc6bc5 | 613 | gfc_cpp_preprocess (const char *source_file) |
614 | { | |
615 | if (!gfc_cpp_enabled ()) | |
616 | return FAILURE; | |
617 | ||
618 | cpp_change_file (cpp_in, LC_RENAME, source_file); | |
619 | ||
620 | if (cpp_option->traditional) | |
621 | scan_translation_unit_trad (cpp_in); | |
622 | else | |
623 | scan_translation_unit (cpp_in); | |
624 | ||
625 | /* -dM command line option. */ | |
626 | if (gfc_cpp_preprocess_only () && | |
627 | gfc_cpp_option.dump_macros == 'M') | |
628 | { | |
629 | putc ('\n', print.outf); | |
630 | cpp_forall_identifiers (cpp_in, dump_macro, NULL); | |
631 | } | |
632 | ||
909b992f | 633 | putc ('\n', print.outf); |
634 | ||
2ecc6bc5 | 635 | if (!gfc_cpp_preprocess_only () |
636 | || (gfc_cpp_preprocess_only () && gfc_cpp_option.output_filename)) | |
637 | fclose (print.outf); | |
638 | ||
639 | return SUCCESS; | |
640 | } | |
641 | ||
642 | void | |
643 | gfc_cpp_done (void) | |
644 | { | |
645 | if (!gfc_cpp_enabled ()) | |
646 | return; | |
647 | ||
d826a69b | 648 | gcc_assert (cpp_in); |
2ecc6bc5 | 649 | |
d826a69b | 650 | if (gfc_cpp_makedep ()) |
651 | { | |
652 | if (gfc_cpp_option.deps_filename) | |
653 | { | |
654 | FILE *f = fopen (gfc_cpp_option.deps_filename, "w"); | |
655 | if (f) | |
656 | { | |
657 | cpp_finish (cpp_in, f); | |
658 | fclose (f); | |
659 | } | |
660 | else | |
661 | gfc_fatal_error ("opening output file %s: %s", | |
662 | gfc_cpp_option.deps_filename, | |
663 | xstrerror (errno)); | |
664 | } | |
665 | else | |
666 | cpp_finish (cpp_in, stdout); | |
667 | } | |
2ecc6bc5 | 668 | |
2ecc6bc5 | 669 | cpp_undef_all (cpp_in); |
670 | cpp_clear_file_cache (cpp_in); | |
671 | } | |
672 | ||
673 | /* PATH must be malloc-ed and NULL-terminated. */ | |
674 | void | |
675 | gfc_cpp_add_include_path (char *path, bool user_supplied) | |
676 | { | |
677 | /* CHAIN sets cpp_dir->sysp which differs from 0 if PATH is a system | |
678 | include path. Fortran does not define any system include paths. */ | |
2ecc6bc5 | 679 | int cxx_aware = 0; |
680 | ||
55c4c509 | 681 | add_path (path, BRACKET, cxx_aware, user_supplied); |
2ecc6bc5 | 682 | } |
683 | ||
7d2bb357 | 684 | void |
685 | gfc_cpp_add_include_path_after (char *path, bool user_supplied) | |
686 | { | |
687 | int cxx_aware = 0; | |
688 | add_path (path, AFTER, cxx_aware, user_supplied); | |
689 | } | |
690 | ||
2ecc6bc5 | 691 | void |
692 | gfc_cpp_register_include_paths (void) | |
693 | { | |
694 | int cxx_stdinc = 0; | |
695 | register_include_chains (cpp_in, gfc_cpp_option.sysroot, | |
696 | gfc_cpp_option.prefix, gfc_cpp_option.multilib, | |
697 | gfc_cpp_option.standard_include_paths, cxx_stdinc, | |
698 | gfc_cpp_option.verbose); | |
699 | } | |
700 | ||
701 | ||
702 | ||
703 | static void scan_translation_unit_trad (cpp_reader *); | |
704 | static void account_for_newlines (const unsigned char *, size_t); | |
705 | static int dump_macro (cpp_reader *, cpp_hashnode *, void *); | |
706 | ||
707 | static void print_line (source_location, const char *); | |
708 | static void maybe_print_line (source_location); | |
709 | ||
710 | ||
711 | /* Writes out the preprocessed file, handling spacing and paste | |
712 | avoidance issues. */ | |
713 | static void | |
714 | scan_translation_unit (cpp_reader *pfile) | |
715 | { | |
716 | bool avoid_paste = false; | |
717 | ||
718 | print.source = NULL; | |
719 | for (;;) | |
720 | { | |
721 | const cpp_token *token = cpp_get_token (pfile); | |
722 | ||
723 | if (token->type == CPP_PADDING) | |
724 | { | |
725 | avoid_paste = true; | |
726 | if (print.source == NULL | |
727 | || (!(print.source->flags & PREV_WHITE) | |
728 | && token->val.source == NULL)) | |
729 | print.source = token->val.source; | |
730 | continue; | |
731 | } | |
732 | ||
733 | if (token->type == CPP_EOF) | |
734 | break; | |
735 | ||
736 | /* Subtle logic to output a space if and only if necessary. */ | |
737 | if (avoid_paste) | |
738 | { | |
739 | if (print.source == NULL) | |
740 | print.source = token; | |
741 | if (print.source->flags & PREV_WHITE | |
742 | || (print.prev | |
743 | && cpp_avoid_paste (pfile, print.prev, token)) | |
744 | || (print.prev == NULL && token->type == CPP_HASH)) | |
745 | putc (' ', print.outf); | |
746 | } | |
747 | else if (token->flags & PREV_WHITE) | |
748 | putc (' ', print.outf); | |
749 | ||
750 | avoid_paste = false; | |
751 | print.source = NULL; | |
752 | print.prev = token; | |
753 | cpp_output_token (token, print.outf); | |
754 | ||
755 | if (token->type == CPP_COMMENT) | |
756 | account_for_newlines (token->val.str.text, token->val.str.len); | |
757 | } | |
758 | } | |
759 | ||
760 | /* Adjust print.src_line for newlines embedded in output. */ | |
761 | static void | |
762 | account_for_newlines (const unsigned char *str, size_t len) | |
763 | { | |
764 | while (len--) | |
765 | if (*str++ == '\n') | |
766 | print.src_line++; | |
767 | } | |
768 | ||
769 | /* Writes out a traditionally preprocessed file. */ | |
770 | static void | |
771 | scan_translation_unit_trad (cpp_reader *pfile) | |
772 | { | |
773 | while (_cpp_read_logical_line_trad (pfile)) | |
774 | { | |
775 | size_t len = pfile->out.cur - pfile->out.base; | |
776 | maybe_print_line (pfile->out.first_line); | |
777 | fwrite (pfile->out.base, 1, len, print.outf); | |
778 | print.printed = 1; | |
779 | if (!CPP_OPTION (pfile, discard_comments)) | |
780 | account_for_newlines (pfile->out.base, len); | |
781 | } | |
782 | } | |
783 | ||
784 | /* If the token read on logical line LINE needs to be output on a | |
785 | different line to the current one, output the required newlines or | |
786 | a line marker. */ | |
787 | static void | |
788 | maybe_print_line (source_location src_loc) | |
789 | { | |
790 | const struct line_map *map = linemap_lookup (line_table, src_loc); | |
791 | int src_line = SOURCE_LINE (map, src_loc); | |
792 | ||
793 | /* End the previous line of text. */ | |
794 | if (print.printed) | |
795 | { | |
796 | putc ('\n', print.outf); | |
797 | print.src_line++; | |
798 | print.printed = 0; | |
799 | } | |
800 | ||
801 | if (src_line >= print.src_line && src_line < print.src_line + 8) | |
802 | { | |
803 | while (src_line > print.src_line) | |
804 | { | |
805 | putc ('\n', print.outf); | |
806 | print.src_line++; | |
807 | } | |
808 | } | |
809 | else | |
810 | print_line (src_loc, ""); | |
811 | } | |
812 | ||
813 | /* Output a line marker for logical line LINE. Special flags are "1" | |
814 | or "2" indicating entering or leaving a file. */ | |
815 | static void | |
816 | print_line (source_location src_loc, const char *special_flags) | |
817 | { | |
818 | /* End any previous line of text. */ | |
819 | if (print.printed) | |
820 | putc ('\n', print.outf); | |
821 | print.printed = 0; | |
822 | ||
823 | if (!gfc_cpp_option.no_line_commands) | |
824 | { | |
97bfb9ef | 825 | expanded_location loc; |
826 | size_t to_file_len; | |
827 | unsigned char *to_file_quoted; | |
2ecc6bc5 | 828 | unsigned char *p; |
2ebc6e14 | 829 | int sysp; |
2ecc6bc5 | 830 | |
97bfb9ef | 831 | loc = expand_location (src_loc); |
832 | to_file_len = strlen (loc.file); | |
833 | to_file_quoted = (unsigned char *) alloca (to_file_len * 4 + 1); | |
834 | ||
835 | print.src_line = loc.line; | |
2ecc6bc5 | 836 | |
837 | /* cpp_quote_string does not nul-terminate, so we have to do it | |
838 | ourselves. */ | |
839 | p = cpp_quote_string (to_file_quoted, | |
97bfb9ef | 840 | (const unsigned char *) loc.file, to_file_len); |
2ecc6bc5 | 841 | *p = '\0'; |
842 | fprintf (print.outf, "# %u \"%s\"%s", | |
843 | print.src_line == 0 ? 1 : print.src_line, | |
844 | to_file_quoted, special_flags); | |
845 | ||
2ebc6e14 | 846 | sysp = in_system_header_at (src_loc); |
847 | if (sysp == 2) | |
2ecc6bc5 | 848 | fputs (" 3 4", print.outf); |
2ebc6e14 | 849 | else if (sysp == 1) |
2ecc6bc5 | 850 | fputs (" 3", print.outf); |
851 | ||
852 | putc ('\n', print.outf); | |
853 | } | |
854 | } | |
855 | ||
856 | static void | |
857 | cb_file_change (cpp_reader * ARG_UNUSED (pfile), const struct line_map *map) | |
858 | { | |
859 | const char *flags = ""; | |
860 | ||
861 | if (gfc_cpp_option.no_line_commands) | |
862 | return; | |
863 | ||
864 | if (!map) | |
865 | return; | |
866 | ||
867 | if (print.first_time) | |
868 | { | |
869 | /* Avoid printing foo.i when the main file is foo.c. */ | |
870 | if (!cpp_get_options (cpp_in)->preprocessed) | |
871 | print_line (map->start_location, flags); | |
872 | print.first_time = 0; | |
873 | } | |
874 | else | |
875 | { | |
876 | /* Bring current file to correct line when entering a new file. */ | |
877 | if (map->reason == LC_ENTER) | |
878 | { | |
879 | const struct line_map *from = INCLUDED_FROM (line_table, map); | |
880 | maybe_print_line (LAST_SOURCE_LINE_LOCATION (from)); | |
881 | } | |
882 | if (map->reason == LC_ENTER) | |
883 | flags = " 1"; | |
884 | else if (map->reason == LC_LEAVE) | |
885 | flags = " 2"; | |
886 | print_line (map->start_location, flags); | |
887 | } | |
888 | ||
889 | } | |
890 | ||
891 | /* Called when a line of output is started. TOKEN is the first token | |
892 | of the line, and at end of file will be CPP_EOF. */ | |
893 | static void | |
894 | cb_line_change (cpp_reader *pfile, const cpp_token *token, | |
895 | int parsing_args) | |
896 | { | |
897 | source_location src_loc = token->src_loc; | |
898 | ||
899 | if (token->type == CPP_EOF || parsing_args) | |
900 | return; | |
901 | ||
902 | maybe_print_line (src_loc); | |
903 | print.prev = 0; | |
904 | print.source = 0; | |
905 | ||
906 | /* Supply enough spaces to put this token in its original column, | |
907 | one space per column greater than 2, since scan_translation_unit | |
908 | will provide a space if PREV_WHITE. Don't bother trying to | |
909 | reconstruct tabs; we can't get it right in general, and nothing | |
910 | ought to care. Some things do care; the fault lies with them. */ | |
911 | if (!CPP_OPTION (pfile, traditional)) | |
912 | { | |
913 | const struct line_map *map = linemap_lookup (line_table, src_loc); | |
914 | int spaces = SOURCE_COLUMN (map, src_loc) - 2; | |
915 | print.printed = 1; | |
916 | ||
917 | while (-- spaces >= 0) | |
918 | putc (' ', print.outf); | |
919 | } | |
920 | } | |
921 | ||
922 | static void | |
923 | cb_ident (cpp_reader *pfile ATTRIBUTE_UNUSED, source_location line, | |
924 | const cpp_string *str) | |
925 | { | |
926 | maybe_print_line (line); | |
927 | fprintf (print.outf, "#ident %s\n", str->text); | |
928 | print.src_line++; | |
929 | } | |
930 | ||
931 | static void | |
932 | cb_define (cpp_reader *pfile ATTRIBUTE_UNUSED, source_location line, | |
933 | cpp_hashnode *node ATTRIBUTE_UNUSED) | |
934 | { | |
935 | maybe_print_line (line); | |
936 | fputs ("#define ", print.outf); | |
937 | ||
938 | /* 'D' is whole definition; 'N' is name only. */ | |
939 | if (gfc_cpp_option.dump_macros == 'D') | |
940 | fputs ((const char *) cpp_macro_definition (pfile, node), | |
941 | print.outf); | |
942 | else | |
943 | fputs ((const char *) NODE_NAME (node), print.outf); | |
944 | ||
945 | putc ('\n', print.outf); | |
97bfb9ef | 946 | if (LOCATION_LINE (line) != 0) |
2ecc6bc5 | 947 | print.src_line++; |
948 | } | |
949 | ||
950 | static void | |
951 | cb_undef (cpp_reader *pfile ATTRIBUTE_UNUSED, source_location line, | |
952 | cpp_hashnode *node) | |
953 | { | |
954 | maybe_print_line (line); | |
955 | fprintf (print.outf, "#undef %s\n", NODE_NAME (node)); | |
956 | print.src_line++; | |
957 | } | |
958 | ||
959 | static void | |
960 | cb_include (cpp_reader *pfile ATTRIBUTE_UNUSED, source_location line, | |
961 | const unsigned char *dir, const char *header, int angle_brackets, | |
962 | const cpp_token **comments) | |
963 | { | |
964 | maybe_print_line (line); | |
965 | if (angle_brackets) | |
966 | fprintf (print.outf, "#%s <%s>", dir, header); | |
967 | else | |
968 | fprintf (print.outf, "#%s \"%s\"", dir, header); | |
969 | ||
970 | if (comments != NULL) | |
971 | { | |
972 | while (*comments != NULL) | |
973 | { | |
974 | if ((*comments)->flags & PREV_WHITE) | |
975 | putc (' ', print.outf); | |
976 | cpp_output_token (*comments, print.outf); | |
977 | ++comments; | |
978 | } | |
979 | } | |
980 | ||
981 | putc ('\n', print.outf); | |
982 | print.src_line++; | |
983 | } | |
984 | ||
985 | /* Dump out the hash table. */ | |
986 | static int | |
987 | dump_macro (cpp_reader *pfile, cpp_hashnode *node, void *v ATTRIBUTE_UNUSED) | |
988 | { | |
989 | if (node->type == NT_MACRO && !(node->flags & NODE_BUILTIN)) | |
990 | { | |
991 | fputs ("#define ", print.outf); | |
992 | fputs ((const char *) cpp_macro_definition (pfile, node), | |
993 | print.outf); | |
994 | putc ('\n', print.outf); | |
995 | print.src_line++; | |
996 | } | |
997 | ||
998 | return 1; | |
999 | } | |
1000 | ||
1001 | static void | |
1002 | cb_used_define (cpp_reader *pfile, source_location line ATTRIBUTE_UNUSED, | |
1003 | cpp_hashnode *node) | |
1004 | { | |
1005 | gfc_cpp_macro_queue *q; | |
1006 | q = XNEW (gfc_cpp_macro_queue); | |
1007 | q->macro = xstrdup ((const char *) cpp_macro_definition (pfile, node)); | |
1008 | q->next = cpp_define_queue; | |
1009 | cpp_define_queue = q; | |
1010 | } | |
1011 | ||
7f5f3953 | 1012 | /* Callback from cpp_error for PFILE to print diagnostics from the |
3a79f5da | 1013 | preprocessor. The diagnostic is of type LEVEL, with REASON set |
1014 | to the reason code if LEVEL is represents a warning, at location | |
7f5f3953 | 1015 | LOCATION, with column number possibly overridden by COLUMN_OVERRIDE |
1016 | if not zero; MSG is the translated message and AP the arguments. | |
1017 | Returns true if a diagnostic was emitted, false otherwise. */ | |
1018 | ||
1019 | static bool | |
3a79f5da | 1020 | cb_cpp_error (cpp_reader *pfile ATTRIBUTE_UNUSED, int level, int reason, |
7f5f3953 | 1021 | location_t location, unsigned int column_override, |
1022 | const char *msg, va_list *ap) | |
1023 | { | |
1024 | diagnostic_info diagnostic; | |
1025 | diagnostic_t dlevel; | |
5ae82d58 | 1026 | bool save_warn_system_headers = global_dc->dc_warn_system_headers; |
7f5f3953 | 1027 | bool ret; |
1028 | ||
1029 | switch (level) | |
1030 | { | |
1031 | case CPP_DL_WARNING_SYSHDR: | |
5ae82d58 | 1032 | global_dc->dc_warn_system_headers = 1; |
7f5f3953 | 1033 | /* Fall through. */ |
1034 | case CPP_DL_WARNING: | |
1035 | dlevel = DK_WARNING; | |
1036 | break; | |
1037 | case CPP_DL_PEDWARN: | |
1038 | dlevel = DK_PEDWARN; | |
1039 | break; | |
1040 | case CPP_DL_ERROR: | |
1041 | dlevel = DK_ERROR; | |
1042 | break; | |
1043 | case CPP_DL_ICE: | |
1044 | dlevel = DK_ICE; | |
1045 | break; | |
1046 | case CPP_DL_NOTE: | |
1047 | dlevel = DK_NOTE; | |
1048 | break; | |
ff903809 | 1049 | case CPP_DL_FATAL: |
1050 | dlevel = DK_FATAL; | |
1051 | break; | |
7f5f3953 | 1052 | default: |
1053 | gcc_unreachable (); | |
1054 | } | |
1055 | diagnostic_set_info_translated (&diagnostic, msg, ap, | |
1056 | location, dlevel); | |
1057 | if (column_override) | |
1058 | diagnostic_override_column (&diagnostic, column_override); | |
3a79f5da | 1059 | if (reason == CPP_W_WARNING_DIRECTIVE) |
1060 | diagnostic_override_option_index (&diagnostic, OPT_Wcpp); | |
7f5f3953 | 1061 | ret = report_diagnostic (&diagnostic); |
1062 | if (level == CPP_DL_WARNING_SYSHDR) | |
5ae82d58 | 1063 | global_dc->dc_warn_system_headers = save_warn_system_headers; |
7f5f3953 | 1064 | return ret; |
1065 | } | |
2ecc6bc5 | 1066 | |
1067 | /* Callback called when -fworking-director and -E to emit working | |
1068 | directory in cpp output file. */ | |
1069 | ||
1070 | void | |
1071 | pp_dir_change (cpp_reader *pfile ATTRIBUTE_UNUSED, const char *dir) | |
1072 | { | |
1073 | size_t to_file_len = strlen (dir); | |
1074 | unsigned char *to_file_quoted = | |
1075 | (unsigned char *) alloca (to_file_len * 4 + 1); | |
1076 | unsigned char *p; | |
1077 | ||
1078 | /* cpp_quote_string does not nul-terminate, so we have to do it ourselves. */ | |
1079 | p = cpp_quote_string (to_file_quoted, (const unsigned char *) dir, to_file_len); | |
1080 | *p = '\0'; | |
1081 | fprintf (print.outf, "# 1 \"%s//\"\n", to_file_quoted); | |
1082 | } | |
1083 | ||
1084 | /* Copy a #pragma directive to the preprocessed output. */ | |
1085 | static void | |
1086 | cb_def_pragma (cpp_reader *pfile, source_location line) | |
1087 | { | |
1088 | maybe_print_line (line); | |
1089 | fputs ("#pragma ", print.outf); | |
1090 | cpp_output_line (pfile, print.outf); | |
1091 | print.src_line++; | |
1092 | } | |
1093 | ||
1094 | static void | |
1095 | cb_used_undef (cpp_reader *pfile ATTRIBUTE_UNUSED, | |
1096 | source_location line ATTRIBUTE_UNUSED, | |
1097 | cpp_hashnode *node) | |
1098 | { | |
1099 | gfc_cpp_macro_queue *q; | |
1100 | q = XNEW (gfc_cpp_macro_queue); | |
1101 | q->macro = xstrdup ((const char *) NODE_NAME (node)); | |
1102 | q->next = cpp_undefine_queue; | |
1103 | cpp_undefine_queue = q; | |
1104 | } | |
1105 | ||
1106 | static void | |
1107 | dump_queued_macros (cpp_reader *pfile ATTRIBUTE_UNUSED) | |
1108 | { | |
1109 | gfc_cpp_macro_queue *q; | |
1110 | ||
1111 | /* End the previous line of text. */ | |
1112 | if (print.printed) | |
1113 | { | |
1114 | putc ('\n', print.outf); | |
1115 | print.src_line++; | |
1116 | print.printed = 0; | |
1117 | } | |
1118 | ||
1119 | for (q = cpp_define_queue; q;) | |
1120 | { | |
1121 | gfc_cpp_macro_queue *oq; | |
1122 | fputs ("#define ", print.outf); | |
1123 | fputs (q->macro, print.outf); | |
1124 | putc ('\n', print.outf); | |
1125 | print.src_line++; | |
1126 | oq = q; | |
1127 | q = q->next; | |
434f0922 | 1128 | free (oq->macro); |
1129 | free (oq); | |
2ecc6bc5 | 1130 | } |
1131 | cpp_define_queue = NULL; | |
1132 | for (q = cpp_undefine_queue; q;) | |
1133 | { | |
1134 | gfc_cpp_macro_queue *oq; | |
1135 | fprintf (print.outf, "#undef %s\n", q->macro); | |
1136 | print.src_line++; | |
1137 | oq = q; | |
1138 | q = q->next; | |
434f0922 | 1139 | free (oq->macro); |
1140 | free (oq); | |
2ecc6bc5 | 1141 | } |
1142 | cpp_undefine_queue = NULL; | |
1143 | } |