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ab103e33 | 1 | /* The library used by gdb. |
6d191b11 | 2 | Copyright (C) 2014-2017 Free Software Foundation, Inc. |
ab103e33 | 3 | |
4 | This file is part of GCC. | |
5 | ||
6 | GCC is free software; you can redistribute it and/or modify it under | |
7 | the terms of the GNU General Public License as published by the Free | |
8 | Software Foundation; either version 3, or (at your option) any later | |
9 | version. | |
10 | ||
11 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
12 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
14 | for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GCC; see the file COPYING3. If not see | |
18 | <http://www.gnu.org/licenses/>. */ | |
19 | ||
20 | #include <cc1plugin-config.h> | |
21 | #include <vector> | |
22 | #include <string> | |
23 | #include <sys/socket.h> | |
24 | #include <sys/types.h> | |
25 | #include <unistd.h> | |
26 | #include <sys/wait.h> | |
27 | #include <stdio.h> | |
28 | #include <errno.h> | |
29 | #include <sys/stat.h> | |
30 | #include <stdlib.h> | |
31 | #include <sstream> | |
37af486a | 32 | #include "marshall-c.hh" |
ab103e33 | 33 | #include "rpc.hh" |
34 | #include "connection.hh" | |
35 | #include "names.hh" | |
36 | #include "callbacks.hh" | |
ab103e33 | 37 | #include "libiberty.h" |
38 | #include "xregex.h" | |
39 | #include "findcomp.hh" | |
a053adad | 40 | #include "compiler-name.hh" |
2bff1a27 | 41 | #include "intl.h" |
ab103e33 | 42 | |
43 | struct libcc1; | |
44 | ||
45 | class libcc1_connection; | |
46 | ||
47 | // The C compiler context that we hand back to our caller. | |
48 | struct libcc1 : public gcc_c_context | |
49 | { | |
50 | libcc1 (const gcc_base_vtable *, const gcc_c_fe_vtable *); | |
51 | ~libcc1 (); | |
52 | ||
53 | // A convenience function to print something. | |
54 | void print (const char *str) | |
55 | { | |
56 | this->print_function (this->print_datum, str); | |
57 | } | |
58 | ||
59 | libcc1_connection *connection; | |
60 | ||
61 | gcc_c_oracle_function *binding_oracle; | |
62 | gcc_c_symbol_address_function *address_oracle; | |
63 | void *oracle_datum; | |
64 | ||
65 | void (*print_function) (void *datum, const char *message); | |
66 | void *print_datum; | |
67 | ||
68 | std::vector<std::string> args; | |
69 | std::string source_file; | |
2bff1a27 | 70 | |
71 | /* Non-zero as an equivalent to gcc driver option "-v". */ | |
72 | bool verbose; | |
21b34f35 | 73 | |
74 | /* Compiler to set by set_triplet_regexp or set_driver_filename. */ | |
75 | class compiler | |
76 | { | |
77 | protected: | |
78 | libcc1 *self_; | |
79 | public: | |
80 | compiler (libcc1 *self) : self_ (self) | |
81 | { | |
82 | } | |
83 | virtual char *find (std::string &compiler) const; | |
84 | virtual ~compiler () | |
85 | { | |
86 | } | |
87 | } *compilerp; | |
88 | ||
89 | /* Compiler to set by set_triplet_regexp. */ | |
90 | class compiler_triplet_regexp : public compiler | |
91 | { | |
92 | private: | |
93 | std::string triplet_regexp_; | |
94 | public: | |
95 | virtual char *find (std::string &compiler) const; | |
96 | compiler_triplet_regexp (libcc1 *self, std::string triplet_regexp) | |
97 | : compiler (self), triplet_regexp_ (triplet_regexp) | |
98 | { | |
99 | } | |
100 | virtual ~compiler_triplet_regexp () | |
101 | { | |
102 | } | |
103 | }; | |
104 | ||
105 | /* Compiler to set by set_driver_filename. */ | |
106 | class compiler_driver_filename : public compiler | |
107 | { | |
108 | private: | |
109 | std::string driver_filename_; | |
110 | public: | |
111 | virtual char *find (std::string &compiler) const; | |
112 | compiler_driver_filename (libcc1 *self, std::string driver_filename) | |
113 | : compiler (self), driver_filename_ (driver_filename) | |
114 | { | |
115 | } | |
116 | virtual ~compiler_driver_filename () | |
117 | { | |
118 | } | |
119 | }; | |
ab103e33 | 120 | }; |
121 | ||
122 | // A local subclass of connection that holds a back-pointer to the | |
123 | // gcc_c_context object that we provide to our caller. | |
124 | class libcc1_connection : public cc1_plugin::connection | |
125 | { | |
126 | public: | |
127 | ||
128 | libcc1_connection (int fd, int aux_fd, libcc1 *b) | |
129 | : connection (fd, aux_fd), | |
130 | back_ptr (b) | |
131 | { | |
132 | } | |
133 | ||
134 | virtual void print (const char *buf) | |
135 | { | |
136 | back_ptr->print (buf); | |
137 | } | |
138 | ||
139 | libcc1 *back_ptr; | |
140 | }; | |
141 | ||
142 | libcc1::libcc1 (const gcc_base_vtable *v, | |
143 | const gcc_c_fe_vtable *cv) | |
144 | : connection (NULL), | |
145 | binding_oracle (NULL), | |
146 | address_oracle (NULL), | |
147 | oracle_datum (NULL), | |
148 | print_function (NULL), | |
149 | print_datum (NULL), | |
150 | args (), | |
2bff1a27 | 151 | source_file (), |
21b34f35 | 152 | verbose (false), |
153 | compilerp (new libcc1::compiler (this)) | |
ab103e33 | 154 | { |
155 | base.ops = v; | |
156 | c_ops = cv; | |
157 | } | |
158 | ||
159 | libcc1::~libcc1 () | |
160 | { | |
161 | delete connection; | |
21b34f35 | 162 | delete compilerp; |
ab103e33 | 163 | } |
164 | ||
165 | \f | |
166 | ||
37af486a | 167 | // Enclose these functions in an anonymous namespace because they |
168 | // shouldn't be exported, but they can't be static because they're | |
169 | // used as template arguments. | |
170 | namespace { | |
171 | // This is a wrapper function that is called by the RPC system and | |
172 | // that then forwards the call to the library user. Note that the | |
173 | // return value is not used; the type cannot be 'void' due to | |
174 | // limitations in our simple RPC. | |
175 | int | |
176 | c_call_binding_oracle (cc1_plugin::connection *conn, | |
177 | enum gcc_c_oracle_request request, | |
178 | const char *identifier) | |
179 | { | |
180 | libcc1 *self = ((libcc1_connection *) conn)->back_ptr; | |
ab103e33 | 181 | |
37af486a | 182 | self->binding_oracle (self->oracle_datum, self, request, identifier); |
183 | return 1; | |
184 | } | |
ab103e33 | 185 | |
37af486a | 186 | // This is a wrapper function that is called by the RPC system and |
187 | // that then forwards the call to the library user. | |
188 | gcc_address | |
189 | c_call_symbol_address (cc1_plugin::connection *conn, const char *identifier) | |
190 | { | |
191 | libcc1 *self = ((libcc1_connection *) conn)->back_ptr; | |
ab103e33 | 192 | |
37af486a | 193 | return self->address_oracle (self->oracle_datum, self, identifier); |
194 | } | |
195 | } /* anonymous namespace */ | |
ab103e33 | 196 | |
197 | \f | |
198 | ||
199 | static void | |
200 | set_callbacks (struct gcc_c_context *s, | |
201 | gcc_c_oracle_function *binding_oracle, | |
202 | gcc_c_symbol_address_function *address_oracle, | |
203 | void *datum) | |
204 | { | |
205 | libcc1 *self = (libcc1 *) s; | |
206 | ||
207 | self->binding_oracle = binding_oracle; | |
208 | self->address_oracle = address_oracle; | |
209 | self->oracle_datum = datum; | |
210 | } | |
211 | ||
212 | // Instances of these rpc<> template functions are installed into the | |
213 | // "c_vtable". These functions are parameterized by type and method | |
214 | // name and forward the call via the connection. | |
215 | ||
216 | template<typename R, const char *&NAME> | |
217 | R rpc (struct gcc_c_context *s) | |
218 | { | |
219 | libcc1 *self = (libcc1 *) s; | |
220 | R result; | |
221 | ||
222 | if (!cc1_plugin::call (self->connection, NAME, &result)) | |
223 | return 0; | |
224 | return result; | |
225 | } | |
226 | ||
227 | template<typename R, const char *&NAME, typename A> | |
228 | R rpc (struct gcc_c_context *s, A arg) | |
229 | { | |
230 | libcc1 *self = (libcc1 *) s; | |
231 | R result; | |
232 | ||
233 | if (!cc1_plugin::call (self->connection, NAME, &result, arg)) | |
234 | return 0; | |
235 | return result; | |
236 | } | |
237 | ||
238 | template<typename R, const char *&NAME, typename A1, typename A2> | |
239 | R rpc (struct gcc_c_context *s, A1 arg1, A2 arg2) | |
240 | { | |
241 | libcc1 *self = (libcc1 *) s; | |
242 | R result; | |
243 | ||
244 | if (!cc1_plugin::call (self->connection, NAME, &result, arg1, arg2)) | |
245 | return 0; | |
246 | return result; | |
247 | } | |
248 | ||
249 | template<typename R, const char *&NAME, typename A1, typename A2, typename A3> | |
250 | R rpc (struct gcc_c_context *s, A1 arg1, A2 arg2, A3 arg3) | |
251 | { | |
252 | libcc1 *self = (libcc1 *) s; | |
253 | R result; | |
254 | ||
255 | if (!cc1_plugin::call (self->connection, NAME, &result, arg1, arg2, arg3)) | |
256 | return 0; | |
257 | return result; | |
258 | } | |
259 | ||
260 | template<typename R, const char *&NAME, typename A1, typename A2, typename A3, | |
261 | typename A4> | |
262 | R rpc (struct gcc_c_context *s, A1 arg1, A2 arg2, A3 arg3, A4 arg4) | |
263 | { | |
264 | libcc1 *self = (libcc1 *) s; | |
265 | R result; | |
266 | ||
267 | if (!cc1_plugin::call (self->connection, NAME, &result, arg1, arg2, arg3, | |
268 | arg4)) | |
269 | return 0; | |
270 | return result; | |
271 | } | |
272 | ||
273 | template<typename R, const char *&NAME, typename A1, typename A2, typename A3, | |
274 | typename A4, typename A5> | |
275 | R rpc (struct gcc_c_context *s, A1 arg1, A2 arg2, A3 arg3, A4 arg4, A5 arg5) | |
276 | { | |
277 | libcc1 *self = (libcc1 *) s; | |
278 | R result; | |
279 | ||
280 | if (!cc1_plugin::call (self->connection, NAME, &result, arg1, arg2, arg3, | |
281 | arg4, arg5)) | |
282 | return 0; | |
283 | return result; | |
284 | } | |
285 | ||
286 | template<typename R, const char *&NAME, typename A1, typename A2, typename A3, | |
287 | typename A4, typename A5, typename A6, typename A7> | |
288 | R rpc (struct gcc_c_context *s, A1 arg1, A2 arg2, A3 arg3, A4 arg4, A5 arg5, | |
289 | A6 arg6, A7 arg7) | |
290 | { | |
291 | libcc1 *self = (libcc1 *) s; | |
292 | R result; | |
293 | ||
294 | if (!cc1_plugin::call (self->connection, NAME, &result, arg1, arg2, arg3, | |
295 | arg4, arg5, arg6, arg7)) | |
296 | return 0; | |
297 | return result; | |
298 | } | |
299 | ||
300 | static const struct gcc_c_fe_vtable c_vtable = | |
301 | { | |
302 | GCC_C_FE_VERSION_0, | |
303 | set_callbacks, | |
304 | ||
305 | #define GCC_METHOD0(R, N) \ | |
37af486a | 306 | rpc<R, cc1_plugin::c::N>, |
ab103e33 | 307 | #define GCC_METHOD1(R, N, A) \ |
37af486a | 308 | rpc<R, cc1_plugin::c::N, A>, |
ab103e33 | 309 | #define GCC_METHOD2(R, N, A, B) \ |
37af486a | 310 | rpc<R, cc1_plugin::c::N, A, B>, |
ab103e33 | 311 | #define GCC_METHOD3(R, N, A, B, C) \ |
37af486a | 312 | rpc<R, cc1_plugin::c::N, A, B, C>, |
ab103e33 | 313 | #define GCC_METHOD4(R, N, A, B, C, D) \ |
37af486a | 314 | rpc<R, cc1_plugin::c::N, A, B, C, D>, |
ab103e33 | 315 | #define GCC_METHOD5(R, N, A, B, C, D, E) \ |
37af486a | 316 | rpc<R, cc1_plugin::c::N, A, B, C, D, E>, |
ab103e33 | 317 | #define GCC_METHOD7(R, N, A, B, C, D, E, F, G) \ |
37af486a | 318 | rpc<R, cc1_plugin::c::N, A, B, C, D, E, F, G>, |
ab103e33 | 319 | |
320 | #include "gcc-c-fe.def" | |
321 | ||
322 | #undef GCC_METHOD0 | |
323 | #undef GCC_METHOD1 | |
324 | #undef GCC_METHOD2 | |
325 | #undef GCC_METHOD3 | |
326 | #undef GCC_METHOD4 | |
327 | #undef GCC_METHOD5 | |
328 | #undef GCC_METHOD7 | |
329 | }; | |
330 | ||
331 | \f | |
332 | ||
333 | // Construct an appropriate regexp to match the compiler name. | |
334 | static std::string | |
335 | make_regexp (const char *triplet_regexp, const char *compiler) | |
336 | { | |
337 | std::stringstream buf; | |
338 | ||
339 | buf << "^" << triplet_regexp << "-"; | |
340 | ||
341 | // Quote the compiler name in case it has something funny in it. | |
342 | for (const char *p = compiler; *p; ++p) | |
343 | { | |
344 | switch (*p) | |
345 | { | |
346 | case '.': | |
347 | case '^': | |
348 | case '$': | |
349 | case '*': | |
350 | case '+': | |
351 | case '?': | |
352 | case '(': | |
353 | case ')': | |
354 | case '[': | |
355 | case '{': | |
356 | case '\\': | |
357 | case '|': | |
358 | buf << '\\'; | |
359 | break; | |
360 | } | |
361 | buf << *p; | |
362 | } | |
363 | buf << "$"; | |
364 | ||
365 | return buf.str (); | |
366 | } | |
367 | ||
2bff1a27 | 368 | static void |
369 | libcc1_set_verbose (struct gcc_base_context *s, int /* bool */ verbose) | |
370 | { | |
371 | libcc1 *self = (libcc1 *) s; | |
372 | ||
373 | self->verbose = verbose != 0; | |
374 | } | |
375 | ||
21b34f35 | 376 | char * |
377 | libcc1::compiler::find (std::string &compiler ATTRIBUTE_UNUSED) const | |
ab103e33 | 378 | { |
21b34f35 | 379 | return xstrdup (_("Compiler has not been specified")); |
380 | } | |
ab103e33 | 381 | |
21b34f35 | 382 | char * |
383 | libcc1::compiler_triplet_regexp::find (std::string &compiler) const | |
384 | { | |
37af486a | 385 | std::string rx = make_regexp (triplet_regexp_.c_str (), C_COMPILER_NAME); |
21b34f35 | 386 | if (self_->verbose) |
2bff1a27 | 387 | fprintf (stderr, _("searching for compiler matching regex %s\n"), |
388 | rx.c_str()); | |
21b34f35 | 389 | regex_t triplet; |
37af486a | 390 | int code = regcomp (&triplet, rx.c_str (), REG_EXTENDED | REG_NOSUB); |
ab103e33 | 391 | if (code != 0) |
392 | { | |
393 | size_t len = regerror (code, &triplet, NULL, 0); | |
394 | char err[len]; | |
395 | ||
396 | regerror (code, &triplet, err, len); | |
397 | ||
398 | return concat ("Could not compile regexp \"", | |
399 | rx.c_str (), | |
400 | "\": ", | |
401 | err, | |
402 | (char *) NULL); | |
403 | } | |
404 | ||
ab103e33 | 405 | if (!find_compiler (triplet, &compiler)) |
406 | { | |
407 | regfree (&triplet); | |
408 | return concat ("Could not find a compiler matching \"", | |
409 | rx.c_str (), | |
410 | "\"", | |
411 | (char *) NULL); | |
412 | } | |
413 | regfree (&triplet); | |
21b34f35 | 414 | if (self_->verbose) |
2bff1a27 | 415 | fprintf (stderr, _("found compiler %s\n"), compiler.c_str()); |
21b34f35 | 416 | return NULL; |
417 | } | |
418 | ||
419 | char * | |
420 | libcc1::compiler_driver_filename::find (std::string &compiler) const | |
421 | { | |
422 | // Simulate fnotice by fprintf. | |
423 | if (self_->verbose) | |
424 | fprintf (stderr, _("using explicit compiler filename %s\n"), | |
425 | driver_filename_.c_str()); | |
426 | compiler = driver_filename_; | |
427 | return NULL; | |
428 | } | |
429 | ||
430 | static char * | |
431 | libcc1_set_arguments (struct gcc_base_context *s, | |
432 | int argc, char **argv) | |
433 | { | |
434 | libcc1 *self = (libcc1 *) s; | |
435 | ||
436 | std::string compiler; | |
437 | char *errmsg = self->compilerp->find (compiler); | |
438 | if (errmsg != NULL) | |
439 | return errmsg; | |
ab103e33 | 440 | |
441 | self->args.push_back (compiler); | |
442 | ||
443 | for (int i = 0; i < argc; ++i) | |
444 | self->args.push_back (argv[i]); | |
445 | ||
446 | return NULL; | |
447 | } | |
448 | ||
21b34f35 | 449 | static char * |
450 | libcc1_set_triplet_regexp (struct gcc_base_context *s, | |
451 | const char *triplet_regexp) | |
452 | { | |
453 | libcc1 *self = (libcc1 *) s; | |
454 | ||
455 | delete self->compilerp; | |
456 | self->compilerp = new libcc1::compiler_triplet_regexp (self, triplet_regexp); | |
457 | return NULL; | |
458 | } | |
459 | ||
460 | static char * | |
461 | libcc1_set_driver_filename (struct gcc_base_context *s, | |
462 | const char *driver_filename) | |
463 | { | |
464 | libcc1 *self = (libcc1 *) s; | |
465 | ||
466 | delete self->compilerp; | |
467 | self->compilerp = new libcc1::compiler_driver_filename (self, | |
468 | driver_filename); | |
469 | return NULL; | |
470 | } | |
471 | ||
472 | static char * | |
473 | libcc1_set_arguments_v0 (struct gcc_base_context *s, | |
474 | const char *triplet_regexp, | |
475 | int argc, char **argv) | |
476 | { | |
477 | char *errmsg = libcc1_set_triplet_regexp (s, triplet_regexp); | |
478 | if (errmsg != NULL) | |
479 | return errmsg; | |
480 | ||
481 | return libcc1_set_arguments (s, argc, argv); | |
482 | } | |
483 | ||
ab103e33 | 484 | static void |
485 | libcc1_set_source_file (struct gcc_base_context *s, | |
486 | const char *file) | |
487 | { | |
488 | libcc1 *self = (libcc1 *) s; | |
489 | ||
490 | self->source_file = file; | |
491 | } | |
492 | ||
493 | static void | |
494 | libcc1_set_print_callback (struct gcc_base_context *s, | |
495 | void (*print_function) (void *datum, | |
496 | const char *message), | |
497 | void *datum) | |
498 | { | |
499 | libcc1 *self = (libcc1 *) s; | |
500 | ||
501 | self->print_function = print_function; | |
502 | self->print_datum = datum; | |
503 | } | |
504 | ||
505 | static int | |
506 | fork_exec (libcc1 *self, char **argv, int spair_fds[2], int stderr_fds[2]) | |
507 | { | |
508 | pid_t child_pid = fork (); | |
509 | ||
510 | if (child_pid == -1) | |
511 | { | |
512 | close (spair_fds[0]); | |
513 | close (spair_fds[1]); | |
514 | close (stderr_fds[0]); | |
515 | close (stderr_fds[1]); | |
516 | return 0; | |
517 | } | |
518 | ||
519 | if (child_pid == 0) | |
520 | { | |
521 | // Child. | |
522 | dup2 (stderr_fds[1], 1); | |
523 | dup2 (stderr_fds[1], 2); | |
524 | close (stderr_fds[0]); | |
525 | close (stderr_fds[1]); | |
526 | close (spair_fds[0]); | |
527 | ||
528 | execvp (argv[0], argv); | |
529 | _exit (127); | |
530 | } | |
531 | else | |
532 | { | |
533 | // Parent. | |
534 | close (spair_fds[1]); | |
535 | close (stderr_fds[1]); | |
536 | ||
537 | cc1_plugin::status result = cc1_plugin::FAIL; | |
538 | if (self->connection->send ('H') | |
37af486a | 539 | && ::cc1_plugin::marshall (self->connection, GCC_C_FE_VERSION_1)) |
ab103e33 | 540 | result = self->connection->wait_for_query (); |
541 | ||
542 | close (spair_fds[0]); | |
543 | close (stderr_fds[0]); | |
544 | ||
545 | while (true) | |
546 | { | |
547 | int status; | |
548 | ||
549 | if (waitpid (child_pid, &status, 0) == -1) | |
550 | { | |
551 | if (errno != EINTR) | |
552 | return 0; | |
553 | } | |
554 | ||
555 | if (!WIFEXITED (status) || WEXITSTATUS (status) != 0) | |
556 | return 0; | |
557 | break; | |
558 | } | |
559 | ||
560 | if (!result) | |
561 | return 0; | |
562 | return 1; | |
563 | } | |
564 | } | |
565 | ||
566 | static int | |
567 | libcc1_compile (struct gcc_base_context *s, | |
2bff1a27 | 568 | const char *filename) |
ab103e33 | 569 | { |
570 | libcc1 *self = (libcc1 *) s; | |
571 | ||
572 | int fds[2]; | |
26f25343 | 573 | if (socketpair (AF_UNIX, SOCK_STREAM, 0, fds) != 0) |
ab103e33 | 574 | { |
575 | self->print ("could not create socketpair\n"); | |
576 | return 0; | |
577 | } | |
578 | ||
579 | int stderr_fds[2]; | |
580 | if (pipe (stderr_fds) != 0) | |
581 | { | |
582 | self->print ("could not create pipe\n"); | |
583 | close (fds[0]); | |
584 | close (fds[1]); | |
585 | return 0; | |
586 | } | |
587 | ||
588 | self->args.push_back ("-fplugin=libcc1plugin"); | |
589 | char buf[100]; | |
590 | if (snprintf (buf, sizeof (buf), "-fplugin-arg-libcc1plugin-fd=%d", fds[1]) | |
591 | >= (long) sizeof (buf)) | |
592 | abort (); | |
593 | self->args.push_back (buf); | |
594 | ||
595 | self->args.push_back (self->source_file); | |
596 | self->args.push_back ("-c"); | |
597 | self->args.push_back ("-o"); | |
598 | self->args.push_back (filename); | |
2bff1a27 | 599 | if (self->verbose) |
ab103e33 | 600 | self->args.push_back ("-v"); |
601 | ||
602 | self->connection = new libcc1_connection (fds[0], stderr_fds[0], self); | |
603 | ||
604 | cc1_plugin::callback_ftype *fun | |
605 | = cc1_plugin::callback<int, | |
606 | enum gcc_c_oracle_request, | |
607 | const char *, | |
37af486a | 608 | c_call_binding_oracle>; |
ab103e33 | 609 | self->connection->add_callback ("binding_oracle", fun); |
610 | ||
611 | fun = cc1_plugin::callback<gcc_address, | |
612 | const char *, | |
37af486a | 613 | c_call_symbol_address>; |
ab103e33 | 614 | self->connection->add_callback ("address_oracle", fun); |
615 | ||
616 | char **argv = new (std::nothrow) char *[self->args.size () + 1]; | |
617 | if (argv == NULL) | |
618 | return 0; | |
619 | ||
620 | for (unsigned int i = 0; i < self->args.size (); ++i) | |
621 | argv[i] = const_cast<char *> (self->args[i].c_str ()); | |
622 | argv[self->args.size ()] = NULL; | |
623 | ||
624 | return fork_exec (self, argv, fds, stderr_fds); | |
625 | } | |
626 | ||
2bff1a27 | 627 | static int |
628 | libcc1_compile_v0 (struct gcc_base_context *s, const char *filename, | |
629 | int verbose) | |
630 | { | |
631 | libcc1_set_verbose (s, verbose); | |
632 | return libcc1_compile (s, filename); | |
633 | } | |
634 | ||
ab103e33 | 635 | static void |
636 | libcc1_destroy (struct gcc_base_context *s) | |
637 | { | |
638 | libcc1 *self = (libcc1 *) s; | |
639 | ||
640 | delete self; | |
641 | } | |
642 | ||
643 | static const struct gcc_base_vtable vtable = | |
644 | { | |
a7fcd045 | 645 | GCC_FE_VERSION_1, |
21b34f35 | 646 | libcc1_set_arguments_v0, |
ab103e33 | 647 | libcc1_set_source_file, |
648 | libcc1_set_print_callback, | |
2bff1a27 | 649 | libcc1_compile_v0, |
650 | libcc1_destroy, | |
651 | libcc1_set_verbose, | |
ab103e33 | 652 | libcc1_compile, |
21b34f35 | 653 | libcc1_set_arguments, |
654 | libcc1_set_triplet_regexp, | |
655 | libcc1_set_driver_filename, | |
ab103e33 | 656 | }; |
657 | ||
658 | extern "C" gcc_c_fe_context_function gcc_c_fe_context; | |
659 | ||
660 | #ifdef __GNUC__ | |
661 | #pragma GCC visibility push(default) | |
662 | #endif | |
663 | ||
664 | extern "C" | |
665 | struct gcc_c_context * | |
666 | gcc_c_fe_context (enum gcc_base_api_version base_version, | |
667 | enum gcc_c_api_version c_version) | |
668 | { | |
a7fcd045 | 669 | if ((base_version != GCC_FE_VERSION_0 && base_version != GCC_FE_VERSION_1) |
37af486a | 670 | || (c_version != GCC_C_FE_VERSION_0 && c_version != GCC_C_FE_VERSION_1)) |
ab103e33 | 671 | return NULL; |
672 | ||
673 | return new libcc1 (&vtable, &c_vtable); | |
674 | } |