1 | /*
|
---|
2 | * TCC - Tiny C Compiler
|
---|
3 | *
|
---|
4 | * Copyright (c) 2001-2004 Fabrice Bellard
|
---|
5 | *
|
---|
6 | * This library is free software; you can redistribute it and/or
|
---|
7 | * modify it under the terms of the GNU Lesser General Public
|
---|
8 | * License as published by the Free Software Foundation; either
|
---|
9 | * version 2 of the License, or (at your option) any later version.
|
---|
10 | *
|
---|
11 | * This library is distributed in the hope that it will be useful,
|
---|
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
---|
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
---|
14 | * Lesser General Public License for more details.
|
---|
15 | *
|
---|
16 | * You should have received a copy of the GNU Lesser General Public
|
---|
17 | * License along with this library; if not, write to the Free Software
|
---|
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
---|
19 | */
|
---|
20 |
|
---|
21 | #include "tcc.h"
|
---|
22 |
|
---|
23 | /********************************************************/
|
---|
24 | /* global variables */
|
---|
25 |
|
---|
26 | /* use GNU C extensions */
|
---|
27 | ST_DATA int gnu_ext = 1;
|
---|
28 |
|
---|
29 | /* use TinyCC extensions */
|
---|
30 | ST_DATA int tcc_ext = 1;
|
---|
31 |
|
---|
32 | /* XXX: get rid of this ASAP */
|
---|
33 | ST_DATA struct TCCState *tcc_state;
|
---|
34 |
|
---|
35 | static int nb_states;
|
---|
36 |
|
---|
37 | /********************************************************/
|
---|
38 |
|
---|
39 | #if ONE_SOURCE
|
---|
40 | #include "tccpp.c"
|
---|
41 | #include "tccgen.c"
|
---|
42 | #include "tccelf.c"
|
---|
43 | #include "tccrun.c"
|
---|
44 | #ifdef TCC_TARGET_I386
|
---|
45 | #include "i386-gen.c"
|
---|
46 | #include "i386-link.c"
|
---|
47 | #include "i386-asm.c"
|
---|
48 | #endif
|
---|
49 | #ifdef TCC_TARGET_ARM
|
---|
50 | #include "arm-gen.c"
|
---|
51 | #include "arm-link.c"
|
---|
52 | #include "arm-asm.c"
|
---|
53 | #endif
|
---|
54 | #ifdef TCC_TARGET_ARM64
|
---|
55 | #include "arm64-gen.c"
|
---|
56 | #include "arm64-link.c"
|
---|
57 | #endif
|
---|
58 | #ifdef TCC_TARGET_C67
|
---|
59 | #include "c67-gen.c"
|
---|
60 | #include "c67-link.c"
|
---|
61 | #include "tcccoff.c"
|
---|
62 | #endif
|
---|
63 | #ifdef TCC_TARGET_X86_64
|
---|
64 | #include "x86_64-gen.c"
|
---|
65 | #include "x86_64-link.c"
|
---|
66 | #include "i386-asm.c"
|
---|
67 | #endif
|
---|
68 | #ifdef CONFIG_TCC_ASM
|
---|
69 | #include "tccasm.c"
|
---|
70 | #endif
|
---|
71 | #ifdef TCC_TARGET_PE
|
---|
72 | #include "tccpe.c"
|
---|
73 | #endif
|
---|
74 | #endif /* ONE_SOURCE */
|
---|
75 |
|
---|
76 | /********************************************************/
|
---|
77 | #ifndef CONFIG_TCC_ASM
|
---|
78 | ST_FUNC void asm_instr(void)
|
---|
79 | {
|
---|
80 | tcc_error("inline asm() not supported");
|
---|
81 | }
|
---|
82 | ST_FUNC void asm_global_instr(void)
|
---|
83 | {
|
---|
84 | tcc_error("inline asm() not supported");
|
---|
85 | }
|
---|
86 | #endif
|
---|
87 |
|
---|
88 | /********************************************************/
|
---|
89 | #ifdef _WIN32
|
---|
90 | ST_FUNC char *normalize_slashes(char *path)
|
---|
91 | {
|
---|
92 | char *p;
|
---|
93 | for (p = path; *p; ++p)
|
---|
94 | if (*p == '\\')
|
---|
95 | *p = '/';
|
---|
96 | return path;
|
---|
97 | }
|
---|
98 |
|
---|
99 | static HMODULE tcc_module;
|
---|
100 |
|
---|
101 | /* on win32, we suppose the lib and includes are at the location of 'tcc.exe' */
|
---|
102 | static void tcc_set_lib_path_w32(TCCState *s)
|
---|
103 | {
|
---|
104 | char path[1024], *p;
|
---|
105 | GetModuleFileNameA(tcc_module, path, sizeof path);
|
---|
106 | p = tcc_basename(normalize_slashes(strlwr(path)));
|
---|
107 | if (p > path)
|
---|
108 | --p;
|
---|
109 | *p = 0;
|
---|
110 | tcc_set_lib_path(s, path);
|
---|
111 | }
|
---|
112 |
|
---|
113 | #ifdef TCC_TARGET_PE
|
---|
114 | static void tcc_add_systemdir(TCCState *s)
|
---|
115 | {
|
---|
116 | char buf[1000];
|
---|
117 | GetSystemDirectory(buf, sizeof buf);
|
---|
118 | tcc_add_library_path(s, normalize_slashes(buf));
|
---|
119 | }
|
---|
120 | #endif
|
---|
121 |
|
---|
122 | #ifdef LIBTCC_AS_DLL
|
---|
123 | BOOL WINAPI DllMain (HINSTANCE hDll, DWORD dwReason, LPVOID lpReserved)
|
---|
124 | {
|
---|
125 | if (DLL_PROCESS_ATTACH == dwReason)
|
---|
126 | tcc_module = hDll;
|
---|
127 | return TRUE;
|
---|
128 | }
|
---|
129 | #endif
|
---|
130 | #endif
|
---|
131 |
|
---|
132 | /********************************************************/
|
---|
133 | /* copy a string and truncate it. */
|
---|
134 | ST_FUNC char *pstrcpy(char *buf, int buf_size, const char *s)
|
---|
135 | {
|
---|
136 | char *q, *q_end;
|
---|
137 | int c;
|
---|
138 |
|
---|
139 | if (buf_size > 0) {
|
---|
140 | q = buf;
|
---|
141 | q_end = buf + buf_size - 1;
|
---|
142 | while (q < q_end) {
|
---|
143 | c = *s++;
|
---|
144 | if (c == '\0')
|
---|
145 | break;
|
---|
146 | *q++ = c;
|
---|
147 | }
|
---|
148 | *q = '\0';
|
---|
149 | }
|
---|
150 | return buf;
|
---|
151 | }
|
---|
152 |
|
---|
153 | /* strcat and truncate. */
|
---|
154 | ST_FUNC char *pstrcat(char *buf, int buf_size, const char *s)
|
---|
155 | {
|
---|
156 | int len;
|
---|
157 | len = strlen(buf);
|
---|
158 | if (len < buf_size)
|
---|
159 | pstrcpy(buf + len, buf_size - len, s);
|
---|
160 | return buf;
|
---|
161 | }
|
---|
162 |
|
---|
163 | ST_FUNC char *pstrncpy(char *out, const char *in, size_t num)
|
---|
164 | {
|
---|
165 | memcpy(out, in, num);
|
---|
166 | out[num] = '\0';
|
---|
167 | return out;
|
---|
168 | }
|
---|
169 |
|
---|
170 | /* extract the basename of a file */
|
---|
171 | PUB_FUNC char *tcc_basename(const char *name)
|
---|
172 | {
|
---|
173 | char *p = strchr(name, 0);
|
---|
174 | while (p > name && !IS_DIRSEP(p[-1]))
|
---|
175 | --p;
|
---|
176 | return p;
|
---|
177 | }
|
---|
178 |
|
---|
179 | /* extract extension part of a file
|
---|
180 | *
|
---|
181 | * (if no extension, return pointer to end-of-string)
|
---|
182 | */
|
---|
183 | PUB_FUNC char *tcc_fileextension (const char *name)
|
---|
184 | {
|
---|
185 | char *b = tcc_basename(name);
|
---|
186 | char *e = strrchr(b, '.');
|
---|
187 | return e ? e : strchr(b, 0);
|
---|
188 | }
|
---|
189 |
|
---|
190 | /********************************************************/
|
---|
191 | /* memory management */
|
---|
192 |
|
---|
193 | #undef free
|
---|
194 | #undef malloc
|
---|
195 | #undef realloc
|
---|
196 |
|
---|
197 | #ifndef MEM_DEBUG
|
---|
198 |
|
---|
199 | PUB_FUNC void tcc_free(void *ptr)
|
---|
200 | {
|
---|
201 | free(ptr);
|
---|
202 | }
|
---|
203 |
|
---|
204 | PUB_FUNC void *tcc_malloc(unsigned long size)
|
---|
205 | {
|
---|
206 | void *ptr;
|
---|
207 | ptr = malloc(size);
|
---|
208 | if (!ptr && size)
|
---|
209 | tcc_error("memory full (malloc)");
|
---|
210 | return ptr;
|
---|
211 | }
|
---|
212 |
|
---|
213 | PUB_FUNC void *tcc_mallocz(unsigned long size)
|
---|
214 | {
|
---|
215 | void *ptr;
|
---|
216 | ptr = tcc_malloc(size);
|
---|
217 | memset(ptr, 0, size);
|
---|
218 | return ptr;
|
---|
219 | }
|
---|
220 |
|
---|
221 | PUB_FUNC void *tcc_realloc(void *ptr, unsigned long size)
|
---|
222 | {
|
---|
223 | void *ptr1;
|
---|
224 | ptr1 = realloc(ptr, size);
|
---|
225 | if (!ptr1 && size)
|
---|
226 | tcc_error("memory full (realloc)");
|
---|
227 | return ptr1;
|
---|
228 | }
|
---|
229 |
|
---|
230 | PUB_FUNC char *tcc_strdup(const char *str)
|
---|
231 | {
|
---|
232 | char *ptr;
|
---|
233 | ptr = tcc_malloc(strlen(str) + 1);
|
---|
234 | strcpy(ptr, str);
|
---|
235 | return ptr;
|
---|
236 | }
|
---|
237 |
|
---|
238 | PUB_FUNC void tcc_memcheck(void)
|
---|
239 | {
|
---|
240 | }
|
---|
241 |
|
---|
242 | #else
|
---|
243 |
|
---|
244 | #define MEM_DEBUG_MAGIC1 0xFEEDDEB1
|
---|
245 | #define MEM_DEBUG_MAGIC2 0xFEEDDEB2
|
---|
246 | #define MEM_DEBUG_MAGIC3 0xFEEDDEB3
|
---|
247 | #define MEM_DEBUG_FILE_LEN 40
|
---|
248 | #define MEM_DEBUG_CHECK3(header) \
|
---|
249 | ((mem_debug_header_t*)((char*)header + header->size))->magic3
|
---|
250 | #define MEM_USER_PTR(header) \
|
---|
251 | ((char *)header + offsetof(mem_debug_header_t, magic3))
|
---|
252 | #define MEM_HEADER_PTR(ptr) \
|
---|
253 | (mem_debug_header_t *)((char*)ptr - offsetof(mem_debug_header_t, magic3))
|
---|
254 |
|
---|
255 | struct mem_debug_header {
|
---|
256 | unsigned magic1;
|
---|
257 | unsigned size;
|
---|
258 | struct mem_debug_header *prev;
|
---|
259 | struct mem_debug_header *next;
|
---|
260 | int line_num;
|
---|
261 | char file_name[MEM_DEBUG_FILE_LEN + 1];
|
---|
262 | unsigned magic2;
|
---|
263 | ALIGNED(16) unsigned magic3;
|
---|
264 | };
|
---|
265 |
|
---|
266 | typedef struct mem_debug_header mem_debug_header_t;
|
---|
267 |
|
---|
268 | static mem_debug_header_t *mem_debug_chain;
|
---|
269 | static unsigned mem_cur_size;
|
---|
270 | static unsigned mem_max_size;
|
---|
271 |
|
---|
272 | static mem_debug_header_t *malloc_check(void *ptr, const char *msg)
|
---|
273 | {
|
---|
274 | mem_debug_header_t * header = MEM_HEADER_PTR(ptr);
|
---|
275 | if (header->magic1 != MEM_DEBUG_MAGIC1 ||
|
---|
276 | header->magic2 != MEM_DEBUG_MAGIC2 ||
|
---|
277 | MEM_DEBUG_CHECK3(header) != MEM_DEBUG_MAGIC3 ||
|
---|
278 | header->size == (unsigned)-1) {
|
---|
279 | fprintf(stderr, "%s check failed\n", msg);
|
---|
280 | if (header->magic1 == MEM_DEBUG_MAGIC1)
|
---|
281 | fprintf(stderr, "%s:%u: block allocated here.\n",
|
---|
282 | header->file_name, header->line_num);
|
---|
283 | exit(1);
|
---|
284 | }
|
---|
285 | return header;
|
---|
286 | }
|
---|
287 |
|
---|
288 | PUB_FUNC void *tcc_malloc_debug(unsigned long size, const char *file, int line)
|
---|
289 | {
|
---|
290 | int ofs;
|
---|
291 | mem_debug_header_t *header;
|
---|
292 |
|
---|
293 | header = malloc(sizeof(mem_debug_header_t) + size);
|
---|
294 | if (!header)
|
---|
295 | tcc_error("memory full (malloc)");
|
---|
296 |
|
---|
297 | header->magic1 = MEM_DEBUG_MAGIC1;
|
---|
298 | header->magic2 = MEM_DEBUG_MAGIC2;
|
---|
299 | header->size = size;
|
---|
300 | MEM_DEBUG_CHECK3(header) = MEM_DEBUG_MAGIC3;
|
---|
301 | header->line_num = line;
|
---|
302 | ofs = strlen(file) - MEM_DEBUG_FILE_LEN;
|
---|
303 | strncpy(header->file_name, file + (ofs > 0 ? ofs : 0), MEM_DEBUG_FILE_LEN);
|
---|
304 | header->file_name[MEM_DEBUG_FILE_LEN] = 0;
|
---|
305 |
|
---|
306 | header->next = mem_debug_chain;
|
---|
307 | header->prev = NULL;
|
---|
308 | if (header->next)
|
---|
309 | header->next->prev = header;
|
---|
310 | mem_debug_chain = header;
|
---|
311 |
|
---|
312 | mem_cur_size += size;
|
---|
313 | if (mem_cur_size > mem_max_size)
|
---|
314 | mem_max_size = mem_cur_size;
|
---|
315 |
|
---|
316 | return MEM_USER_PTR(header);
|
---|
317 | }
|
---|
318 |
|
---|
319 | PUB_FUNC void tcc_free_debug(void *ptr)
|
---|
320 | {
|
---|
321 | mem_debug_header_t *header;
|
---|
322 | if (!ptr)
|
---|
323 | return;
|
---|
324 | header = malloc_check(ptr, "tcc_free");
|
---|
325 | mem_cur_size -= header->size;
|
---|
326 | header->size = (unsigned)-1;
|
---|
327 | if (header->next)
|
---|
328 | header->next->prev = header->prev;
|
---|
329 | if (header->prev)
|
---|
330 | header->prev->next = header->next;
|
---|
331 | if (header == mem_debug_chain)
|
---|
332 | mem_debug_chain = header->next;
|
---|
333 | free(header);
|
---|
334 | }
|
---|
335 |
|
---|
336 | PUB_FUNC void *tcc_mallocz_debug(unsigned long size, const char *file, int line)
|
---|
337 | {
|
---|
338 | void *ptr;
|
---|
339 | ptr = tcc_malloc_debug(size,file,line);
|
---|
340 | memset(ptr, 0, size);
|
---|
341 | return ptr;
|
---|
342 | }
|
---|
343 |
|
---|
344 | PUB_FUNC void *tcc_realloc_debug(void *ptr, unsigned long size, const char *file, int line)
|
---|
345 | {
|
---|
346 | mem_debug_header_t *header;
|
---|
347 | int mem_debug_chain_update = 0;
|
---|
348 | if (!ptr)
|
---|
349 | return tcc_malloc_debug(size, file, line);
|
---|
350 | header = malloc_check(ptr, "tcc_realloc");
|
---|
351 | mem_cur_size -= header->size;
|
---|
352 | mem_debug_chain_update = (header == mem_debug_chain);
|
---|
353 | header = realloc(header, sizeof(mem_debug_header_t) + size);
|
---|
354 | if (!header)
|
---|
355 | tcc_error("memory full (realloc)");
|
---|
356 | header->size = size;
|
---|
357 | MEM_DEBUG_CHECK3(header) = MEM_DEBUG_MAGIC3;
|
---|
358 | if (header->next)
|
---|
359 | header->next->prev = header;
|
---|
360 | if (header->prev)
|
---|
361 | header->prev->next = header;
|
---|
362 | if (mem_debug_chain_update)
|
---|
363 | mem_debug_chain = header;
|
---|
364 | mem_cur_size += size;
|
---|
365 | if (mem_cur_size > mem_max_size)
|
---|
366 | mem_max_size = mem_cur_size;
|
---|
367 | return MEM_USER_PTR(header);
|
---|
368 | }
|
---|
369 |
|
---|
370 | PUB_FUNC char *tcc_strdup_debug(const char *str, const char *file, int line)
|
---|
371 | {
|
---|
372 | char *ptr;
|
---|
373 | ptr = tcc_malloc_debug(strlen(str) + 1, file, line);
|
---|
374 | strcpy(ptr, str);
|
---|
375 | return ptr;
|
---|
376 | }
|
---|
377 |
|
---|
378 | PUB_FUNC void tcc_memcheck(void)
|
---|
379 | {
|
---|
380 | if (mem_cur_size) {
|
---|
381 | mem_debug_header_t *header = mem_debug_chain;
|
---|
382 | fprintf(stderr, "MEM_DEBUG: mem_leak= %d bytes, mem_max_size= %d bytes\n",
|
---|
383 | mem_cur_size, mem_max_size);
|
---|
384 | while (header) {
|
---|
385 | fprintf(stderr, "%s:%u: error: %u bytes leaked\n",
|
---|
386 | header->file_name, header->line_num, header->size);
|
---|
387 | header = header->next;
|
---|
388 | }
|
---|
389 | #if MEM_DEBUG-0 == 2
|
---|
390 | exit(2);
|
---|
391 | #endif
|
---|
392 | }
|
---|
393 | }
|
---|
394 | #endif /* MEM_DEBUG */
|
---|
395 |
|
---|
396 | #define free(p) use_tcc_free(p)
|
---|
397 | #define malloc(s) use_tcc_malloc(s)
|
---|
398 | #define realloc(p, s) use_tcc_realloc(p, s)
|
---|
399 |
|
---|
400 | /********************************************************/
|
---|
401 | /* dynarrays */
|
---|
402 |
|
---|
403 | ST_FUNC void dynarray_add(void *ptab, int *nb_ptr, void *data)
|
---|
404 | {
|
---|
405 | int nb, nb_alloc;
|
---|
406 | void **pp;
|
---|
407 |
|
---|
408 | nb = *nb_ptr;
|
---|
409 | pp = *(void ***)ptab;
|
---|
410 | /* every power of two we double array size */
|
---|
411 | if ((nb & (nb - 1)) == 0) {
|
---|
412 | if (!nb)
|
---|
413 | nb_alloc = 1;
|
---|
414 | else
|
---|
415 | nb_alloc = nb * 2;
|
---|
416 | pp = tcc_realloc(pp, nb_alloc * sizeof(void *));
|
---|
417 | *(void***)ptab = pp;
|
---|
418 | }
|
---|
419 | pp[nb++] = data;
|
---|
420 | *nb_ptr = nb;
|
---|
421 | }
|
---|
422 |
|
---|
423 | ST_FUNC void dynarray_reset(void *pp, int *n)
|
---|
424 | {
|
---|
425 | void **p;
|
---|
426 | for (p = *(void***)pp; *n; ++p, --*n)
|
---|
427 | if (*p)
|
---|
428 | tcc_free(*p);
|
---|
429 | tcc_free(*(void**)pp);
|
---|
430 | *(void**)pp = NULL;
|
---|
431 | }
|
---|
432 |
|
---|
433 | static void tcc_split_path(TCCState *s, void *p_ary, int *p_nb_ary, const char *in)
|
---|
434 | {
|
---|
435 | const char *p;
|
---|
436 | do {
|
---|
437 | int c;
|
---|
438 | CString str;
|
---|
439 |
|
---|
440 | cstr_new(&str);
|
---|
441 | for (p = in; c = *p, c != '\0' && c != PATHSEP[0]; ++p) {
|
---|
442 | if (c == '{' && p[1] && p[2] == '}') {
|
---|
443 | c = p[1], p += 2;
|
---|
444 | if (c == 'B')
|
---|
445 | cstr_cat(&str, s->tcc_lib_path, -1);
|
---|
446 | } else {
|
---|
447 | cstr_ccat(&str, c);
|
---|
448 | }
|
---|
449 | }
|
---|
450 | if (str.size) {
|
---|
451 | cstr_ccat(&str, '\0');
|
---|
452 | dynarray_add(p_ary, p_nb_ary, tcc_strdup(str.data));
|
---|
453 | }
|
---|
454 | cstr_free(&str);
|
---|
455 | in = p+1;
|
---|
456 | } while (*p);
|
---|
457 | }
|
---|
458 |
|
---|
459 | /********************************************************/
|
---|
460 |
|
---|
461 | static void strcat_vprintf(char *buf, int buf_size, const char *fmt, va_list ap)
|
---|
462 | {
|
---|
463 | int len;
|
---|
464 | len = strlen(buf);
|
---|
465 | vsnprintf(buf + len, buf_size - len, fmt, ap);
|
---|
466 | }
|
---|
467 |
|
---|
468 | static void strcat_printf(char *buf, int buf_size, const char *fmt, ...)
|
---|
469 | {
|
---|
470 | va_list ap;
|
---|
471 | va_start(ap, fmt);
|
---|
472 | strcat_vprintf(buf, buf_size, fmt, ap);
|
---|
473 | va_end(ap);
|
---|
474 | }
|
---|
475 |
|
---|
476 | static void error1(TCCState *s1, int is_warning, const char *fmt, va_list ap)
|
---|
477 | {
|
---|
478 | char buf[2048];
|
---|
479 | BufferedFile **pf, *f;
|
---|
480 |
|
---|
481 | buf[0] = '\0';
|
---|
482 | /* use upper file if inline ":asm:" or token ":paste:" */
|
---|
483 | for (f = file; f && f->filename[0] == ':'; f = f->prev)
|
---|
484 | ;
|
---|
485 | if (f) {
|
---|
486 | for(pf = s1->include_stack; pf < s1->include_stack_ptr; pf++)
|
---|
487 | strcat_printf(buf, sizeof(buf), "In file included from %s:%d:\n",
|
---|
488 | (*pf)->filename, (*pf)->line_num);
|
---|
489 | if (s1->error_set_jmp_enabled) {
|
---|
490 | strcat_printf(buf, sizeof(buf), "%s:%d: ",
|
---|
491 | f->filename, f->line_num - !!(tok_flags & TOK_FLAG_BOL));
|
---|
492 | } else {
|
---|
493 | strcat_printf(buf, sizeof(buf), "%s: ",
|
---|
494 | f->filename);
|
---|
495 | }
|
---|
496 | } else {
|
---|
497 | strcat_printf(buf, sizeof(buf), "tcc: ");
|
---|
498 | }
|
---|
499 | if (is_warning)
|
---|
500 | strcat_printf(buf, sizeof(buf), "warning: ");
|
---|
501 | else
|
---|
502 | strcat_printf(buf, sizeof(buf), "error: ");
|
---|
503 | strcat_vprintf(buf, sizeof(buf), fmt, ap);
|
---|
504 |
|
---|
505 | if (!s1->error_func) {
|
---|
506 | /* default case: stderr */
|
---|
507 | if (s1->output_type == TCC_OUTPUT_PREPROCESS && s1->ppfp == stdout)
|
---|
508 | /* print a newline during tcc -E */
|
---|
509 | printf("\n"), fflush(stdout);
|
---|
510 | fflush(stdout); /* flush -v output */
|
---|
511 | fprintf(stderr, "%s\n", buf);
|
---|
512 | fflush(stderr); /* print error/warning now (win32) */
|
---|
513 | } else {
|
---|
514 | s1->error_func(s1->error_opaque, buf);
|
---|
515 | }
|
---|
516 | if (!is_warning || s1->warn_error)
|
---|
517 | s1->nb_errors++;
|
---|
518 | }
|
---|
519 |
|
---|
520 | LIBTCCAPI void tcc_set_error_func(TCCState *s, void *error_opaque,
|
---|
521 | void (*error_func)(void *opaque, const char *msg))
|
---|
522 | {
|
---|
523 | s->error_opaque = error_opaque;
|
---|
524 | s->error_func = error_func;
|
---|
525 | }
|
---|
526 |
|
---|
527 | /* error without aborting current compilation */
|
---|
528 | PUB_FUNC void tcc_error_noabort(const char *fmt, ...)
|
---|
529 | {
|
---|
530 | TCCState *s1 = tcc_state;
|
---|
531 | va_list ap;
|
---|
532 |
|
---|
533 | va_start(ap, fmt);
|
---|
534 | error1(s1, 0, fmt, ap);
|
---|
535 | va_end(ap);
|
---|
536 | }
|
---|
537 |
|
---|
538 | PUB_FUNC void tcc_error(const char *fmt, ...)
|
---|
539 | {
|
---|
540 | TCCState *s1 = tcc_state;
|
---|
541 | va_list ap;
|
---|
542 |
|
---|
543 | va_start(ap, fmt);
|
---|
544 | error1(s1, 0, fmt, ap);
|
---|
545 | va_end(ap);
|
---|
546 | /* better than nothing: in some cases, we accept to handle errors */
|
---|
547 | if (s1->error_set_jmp_enabled) {
|
---|
548 | longjmp(s1->error_jmp_buf, 1);
|
---|
549 | } else {
|
---|
550 | /* XXX: eliminate this someday */
|
---|
551 | exit(1);
|
---|
552 | }
|
---|
553 | }
|
---|
554 |
|
---|
555 | PUB_FUNC void tcc_warning(const char *fmt, ...)
|
---|
556 | {
|
---|
557 | TCCState *s1 = tcc_state;
|
---|
558 | va_list ap;
|
---|
559 |
|
---|
560 | if (s1->warn_none)
|
---|
561 | return;
|
---|
562 |
|
---|
563 | va_start(ap, fmt);
|
---|
564 | error1(s1, 1, fmt, ap);
|
---|
565 | va_end(ap);
|
---|
566 | }
|
---|
567 |
|
---|
568 | /********************************************************/
|
---|
569 | /* I/O layer */
|
---|
570 |
|
---|
571 | ST_FUNC void tcc_open_bf(TCCState *s1, const char *filename, int initlen)
|
---|
572 | {
|
---|
573 | BufferedFile *bf;
|
---|
574 | int buflen = initlen ? initlen : IO_BUF_SIZE;
|
---|
575 |
|
---|
576 | bf = tcc_mallocz(sizeof(BufferedFile) + buflen);
|
---|
577 | bf->buf_ptr = bf->buffer;
|
---|
578 | bf->buf_end = bf->buffer + initlen;
|
---|
579 | bf->buf_end[0] = CH_EOB; /* put eob symbol */
|
---|
580 | pstrcpy(bf->filename, sizeof(bf->filename), filename);
|
---|
581 | bf->true_filename = bf->filename;
|
---|
582 | bf->line_num = 1;
|
---|
583 | bf->ifdef_stack_ptr = s1->ifdef_stack_ptr;
|
---|
584 | bf->fd = -1;
|
---|
585 | bf->prev = file;
|
---|
586 | file = bf;
|
---|
587 | tok_flags = TOK_FLAG_BOL | TOK_FLAG_BOF;
|
---|
588 | }
|
---|
589 |
|
---|
590 | ST_FUNC void tcc_close(void)
|
---|
591 | {
|
---|
592 | BufferedFile *bf = file;
|
---|
593 | if (bf->fd > 0) {
|
---|
594 | close(bf->fd);
|
---|
595 | total_lines += bf->line_num;
|
---|
596 | }
|
---|
597 | if (bf->true_filename != bf->filename)
|
---|
598 | tcc_free(bf->true_filename);
|
---|
599 | file = bf->prev;
|
---|
600 | tcc_free(bf);
|
---|
601 | }
|
---|
602 |
|
---|
603 | ST_FUNC int tcc_open(TCCState *s1, const char *filename)
|
---|
604 | {
|
---|
605 | int fd;
|
---|
606 | if (strcmp(filename, "-") == 0)
|
---|
607 | fd = 0, filename = "<stdin>";
|
---|
608 | else
|
---|
609 | fd = open(filename, O_RDONLY | O_BINARY);
|
---|
610 | if ((s1->verbose == 2 && fd >= 0) || s1->verbose == 3)
|
---|
611 | printf("%s %*s%s\n", fd < 0 ? "nf":"->",
|
---|
612 | (int)(s1->include_stack_ptr - s1->include_stack), "", filename);
|
---|
613 | if (fd < 0)
|
---|
614 | return -1;
|
---|
615 | tcc_open_bf(s1, filename, 0);
|
---|
616 | #ifdef _WIN32
|
---|
617 | normalize_slashes(file->filename);
|
---|
618 | #endif
|
---|
619 | file->fd = fd;
|
---|
620 | return fd;
|
---|
621 | }
|
---|
622 |
|
---|
623 | /* compile the file opened in 'file'. Return non zero if errors. */
|
---|
624 | static int tcc_compile(TCCState *s1)
|
---|
625 | {
|
---|
626 | Sym *define_start;
|
---|
627 | int filetype, is_asm;
|
---|
628 |
|
---|
629 | define_start = define_stack;
|
---|
630 | filetype = s1->filetype;
|
---|
631 | is_asm = filetype == AFF_TYPE_ASM || filetype == AFF_TYPE_ASMPP;
|
---|
632 | tccelf_begin_file(s1);
|
---|
633 |
|
---|
634 | if (setjmp(s1->error_jmp_buf) == 0) {
|
---|
635 | s1->nb_errors = 0;
|
---|
636 | s1->error_set_jmp_enabled = 1;
|
---|
637 |
|
---|
638 | preprocess_start(s1, is_asm);
|
---|
639 | if (s1->output_type == TCC_OUTPUT_PREPROCESS) {
|
---|
640 | tcc_preprocess(s1);
|
---|
641 | } else if (is_asm) {
|
---|
642 | #ifdef CONFIG_TCC_ASM
|
---|
643 | tcc_assemble(s1, filetype == AFF_TYPE_ASMPP);
|
---|
644 | #else
|
---|
645 | tcc_error_noabort("asm not supported");
|
---|
646 | #endif
|
---|
647 | } else {
|
---|
648 | tccgen_compile(s1);
|
---|
649 | }
|
---|
650 | }
|
---|
651 | s1->error_set_jmp_enabled = 0;
|
---|
652 |
|
---|
653 | preprocess_end(s1);
|
---|
654 | free_inline_functions(s1);
|
---|
655 | /* reset define stack, but keep -D and built-ins */
|
---|
656 | free_defines(define_start);
|
---|
657 | sym_pop(&global_stack, NULL, 0);
|
---|
658 | sym_pop(&local_stack, NULL, 0);
|
---|
659 | tccelf_end_file(s1);
|
---|
660 | return s1->nb_errors != 0 ? -1 : 0;
|
---|
661 | }
|
---|
662 |
|
---|
663 | LIBTCCAPI int tcc_compile_string(TCCState *s, const char *str)
|
---|
664 | {
|
---|
665 | int len, ret;
|
---|
666 |
|
---|
667 | len = strlen(str);
|
---|
668 | tcc_open_bf(s, "<string>", len);
|
---|
669 | memcpy(file->buffer, str, len);
|
---|
670 | ret = tcc_compile(s);
|
---|
671 | tcc_close();
|
---|
672 | return ret;
|
---|
673 | }
|
---|
674 |
|
---|
675 | /* define a preprocessor symbol. A value can also be provided with the '=' operator */
|
---|
676 | LIBTCCAPI void tcc_define_symbol(TCCState *s1, const char *sym, const char *value)
|
---|
677 | {
|
---|
678 | int len1, len2;
|
---|
679 | /* default value */
|
---|
680 | if (!value)
|
---|
681 | value = "1";
|
---|
682 | len1 = strlen(sym);
|
---|
683 | len2 = strlen(value);
|
---|
684 |
|
---|
685 | /* init file structure */
|
---|
686 | tcc_open_bf(s1, "<define>", len1 + len2 + 1);
|
---|
687 | memcpy(file->buffer, sym, len1);
|
---|
688 | file->buffer[len1] = ' ';
|
---|
689 | memcpy(file->buffer + len1 + 1, value, len2);
|
---|
690 |
|
---|
691 | /* parse with define parser */
|
---|
692 | next_nomacro();
|
---|
693 | parse_define();
|
---|
694 | tcc_close();
|
---|
695 | }
|
---|
696 |
|
---|
697 | /* undefine a preprocessor symbol */
|
---|
698 | LIBTCCAPI void tcc_undefine_symbol(TCCState *s1, const char *sym)
|
---|
699 | {
|
---|
700 | TokenSym *ts;
|
---|
701 | Sym *s;
|
---|
702 | ts = tok_alloc(sym, strlen(sym));
|
---|
703 | s = define_find(ts->tok);
|
---|
704 | /* undefine symbol by putting an invalid name */
|
---|
705 | if (s)
|
---|
706 | define_undef(s);
|
---|
707 | }
|
---|
708 |
|
---|
709 | /* cleanup all static data used during compilation */
|
---|
710 | static void tcc_cleanup(void)
|
---|
711 | {
|
---|
712 | if (NULL == tcc_state)
|
---|
713 | return;
|
---|
714 | while (file)
|
---|
715 | tcc_close();
|
---|
716 | tccpp_delete(tcc_state);
|
---|
717 | tcc_state = NULL;
|
---|
718 | /* free sym_pools */
|
---|
719 | dynarray_reset(&sym_pools, &nb_sym_pools);
|
---|
720 | /* reset symbol stack */
|
---|
721 | sym_free_first = NULL;
|
---|
722 | }
|
---|
723 |
|
---|
724 | LIBTCCAPI TCCState *tcc_new(void)
|
---|
725 | {
|
---|
726 | TCCState *s;
|
---|
727 |
|
---|
728 | tcc_cleanup();
|
---|
729 |
|
---|
730 | s = tcc_mallocz(sizeof(TCCState));
|
---|
731 | if (!s)
|
---|
732 | return NULL;
|
---|
733 | tcc_state = s;
|
---|
734 | ++nb_states;
|
---|
735 |
|
---|
736 | s->alacarte_link = 1;
|
---|
737 | s->nocommon = 1;
|
---|
738 | s->warn_implicit_function_declaration = 1;
|
---|
739 | s->ms_extensions = 1;
|
---|
740 |
|
---|
741 | #ifdef CHAR_IS_UNSIGNED
|
---|
742 | s->char_is_unsigned = 1;
|
---|
743 | #endif
|
---|
744 | #ifdef TCC_TARGET_I386
|
---|
745 | s->seg_size = 32;
|
---|
746 | #endif
|
---|
747 | /* enable this if you want symbols with leading underscore on windows: */
|
---|
748 | #if 0 /* def TCC_TARGET_PE */
|
---|
749 | s->leading_underscore = 1;
|
---|
750 | #endif
|
---|
751 | #ifdef _WIN32
|
---|
752 | tcc_set_lib_path_w32(s);
|
---|
753 | #else
|
---|
754 | tcc_set_lib_path(s, CONFIG_TCCDIR);
|
---|
755 | #endif
|
---|
756 | tccelf_new(s);
|
---|
757 | tccpp_new(s);
|
---|
758 |
|
---|
759 | /* we add dummy defines for some special macros to speed up tests
|
---|
760 | and to have working defined() */
|
---|
761 | define_push(TOK___LINE__, MACRO_OBJ, NULL, NULL);
|
---|
762 | define_push(TOK___FILE__, MACRO_OBJ, NULL, NULL);
|
---|
763 | define_push(TOK___DATE__, MACRO_OBJ, NULL, NULL);
|
---|
764 | define_push(TOK___TIME__, MACRO_OBJ, NULL, NULL);
|
---|
765 | define_push(TOK___COUNTER__, MACRO_OBJ, NULL, NULL);
|
---|
766 | {
|
---|
767 | /* define __TINYC__ 92X */
|
---|
768 | char buffer[32]; int a,b,c;
|
---|
769 | sscanf(TCC_VERSION, "%d.%d.%d", &a, &b, &c);
|
---|
770 | sprintf(buffer, "%d", a*10000 + b*100 + c);
|
---|
771 | tcc_define_symbol(s, "__TINYC__", buffer);
|
---|
772 | }
|
---|
773 |
|
---|
774 | /* standard defines */
|
---|
775 | tcc_define_symbol(s, "__STDC__", NULL);
|
---|
776 | tcc_define_symbol(s, "__STDC_VERSION__", "199901L");
|
---|
777 | tcc_define_symbol(s, "__STDC_HOSTED__", NULL);
|
---|
778 |
|
---|
779 | /* target defines */
|
---|
780 | #if defined(TCC_TARGET_I386)
|
---|
781 | tcc_define_symbol(s, "__i386__", NULL);
|
---|
782 | tcc_define_symbol(s, "__i386", NULL);
|
---|
783 | tcc_define_symbol(s, "i386", NULL);
|
---|
784 | #elif defined(TCC_TARGET_X86_64)
|
---|
785 | tcc_define_symbol(s, "__x86_64__", NULL);
|
---|
786 | #elif defined(TCC_TARGET_ARM)
|
---|
787 | tcc_define_symbol(s, "__ARM_ARCH_4__", NULL);
|
---|
788 | tcc_define_symbol(s, "__arm_elf__", NULL);
|
---|
789 | tcc_define_symbol(s, "__arm_elf", NULL);
|
---|
790 | tcc_define_symbol(s, "arm_elf", NULL);
|
---|
791 | tcc_define_symbol(s, "__arm__", NULL);
|
---|
792 | tcc_define_symbol(s, "__arm", NULL);
|
---|
793 | tcc_define_symbol(s, "arm", NULL);
|
---|
794 | tcc_define_symbol(s, "__APCS_32__", NULL);
|
---|
795 | tcc_define_symbol(s, "__ARMEL__", NULL);
|
---|
796 | #if defined(TCC_ARM_EABI)
|
---|
797 | tcc_define_symbol(s, "__ARM_EABI__", NULL);
|
---|
798 | #endif
|
---|
799 | #if defined(TCC_ARM_HARDFLOAT)
|
---|
800 | s->float_abi = ARM_HARD_FLOAT;
|
---|
801 | tcc_define_symbol(s, "__ARM_PCS_VFP", NULL);
|
---|
802 | #else
|
---|
803 | s->float_abi = ARM_SOFTFP_FLOAT;
|
---|
804 | #endif
|
---|
805 | #elif defined(TCC_TARGET_ARM64)
|
---|
806 | tcc_define_symbol(s, "__aarch64__", NULL);
|
---|
807 | #elif defined TCC_TARGET_C67
|
---|
808 | tcc_define_symbol(s, "__C67__", NULL);
|
---|
809 | #endif
|
---|
810 |
|
---|
811 | #ifdef TCC_TARGET_PE
|
---|
812 | tcc_define_symbol(s, "_WIN32", NULL);
|
---|
813 | # ifdef TCC_TARGET_X86_64
|
---|
814 | tcc_define_symbol(s, "_WIN64", NULL);
|
---|
815 | # endif
|
---|
816 | #else
|
---|
817 | tcc_define_symbol(s, "__unix__", NULL);
|
---|
818 | tcc_define_symbol(s, "__unix", NULL);
|
---|
819 | tcc_define_symbol(s, "unix", NULL);
|
---|
820 | # if defined(__linux__)
|
---|
821 | tcc_define_symbol(s, "__linux__", NULL);
|
---|
822 | tcc_define_symbol(s, "__linux", NULL);
|
---|
823 | # endif
|
---|
824 | # if defined(__FreeBSD__)
|
---|
825 | tcc_define_symbol(s, "__FreeBSD__", "__FreeBSD__");
|
---|
826 | /* No 'Thread Storage Local' on FreeBSD with tcc */
|
---|
827 | tcc_define_symbol(s, "__NO_TLS", NULL);
|
---|
828 | # endif
|
---|
829 | # if defined(__FreeBSD_kernel__)
|
---|
830 | tcc_define_symbol(s, "__FreeBSD_kernel__", NULL);
|
---|
831 | # endif
|
---|
832 | # if defined(__NetBSD__)
|
---|
833 | tcc_define_symbol(s, "__NetBSD__", "__NetBSD__");
|
---|
834 | # endif
|
---|
835 | # if defined(__OpenBSD__)
|
---|
836 | tcc_define_symbol(s, "__OpenBSD__", "__OpenBSD__");
|
---|
837 | # endif
|
---|
838 | #endif
|
---|
839 |
|
---|
840 | /* TinyCC & gcc defines */
|
---|
841 | #if PTR_SIZE == 4
|
---|
842 | /* 32bit systems. */
|
---|
843 | tcc_define_symbol(s, "__SIZE_TYPE__", "unsigned int");
|
---|
844 | tcc_define_symbol(s, "__PTRDIFF_TYPE__", "int");
|
---|
845 | tcc_define_symbol(s, "__ILP32__", NULL);
|
---|
846 | #elif LONG_SIZE == 4
|
---|
847 | /* 64bit Windows. */
|
---|
848 | tcc_define_symbol(s, "__SIZE_TYPE__", "unsigned long long");
|
---|
849 | tcc_define_symbol(s, "__PTRDIFF_TYPE__", "long long");
|
---|
850 | tcc_define_symbol(s, "__LLP64__", NULL);
|
---|
851 | #else
|
---|
852 | /* Other 64bit systems. */
|
---|
853 | tcc_define_symbol(s, "__SIZE_TYPE__", "unsigned long");
|
---|
854 | tcc_define_symbol(s, "__PTRDIFF_TYPE__", "long");
|
---|
855 | tcc_define_symbol(s, "__LP64__", NULL);
|
---|
856 | #endif
|
---|
857 |
|
---|
858 | #ifdef TCC_TARGET_PE
|
---|
859 | tcc_define_symbol(s, "__WCHAR_TYPE__", "unsigned short");
|
---|
860 | tcc_define_symbol(s, "__WINT_TYPE__", "unsigned short");
|
---|
861 | #else
|
---|
862 | tcc_define_symbol(s, "__WCHAR_TYPE__", "int");
|
---|
863 | /* wint_t is unsigned int by default, but (signed) int on BSDs
|
---|
864 | and unsigned short on windows. Other OSes might have still
|
---|
865 | other conventions, sigh. */
|
---|
866 | # if defined(__FreeBSD__) || defined (__FreeBSD_kernel__) \
|
---|
867 | || defined(__NetBSD__) || defined(__OpenBSD__)
|
---|
868 | tcc_define_symbol(s, "__WINT_TYPE__", "int");
|
---|
869 | # ifdef __FreeBSD__
|
---|
870 | /* define __GNUC__ to have some useful stuff from sys/cdefs.h
|
---|
871 | that are unconditionally used in FreeBSDs other system headers :/ */
|
---|
872 | tcc_define_symbol(s, "__GNUC__", "2");
|
---|
873 | tcc_define_symbol(s, "__GNUC_MINOR__", "7");
|
---|
874 | tcc_define_symbol(s, "__builtin_alloca", "alloca");
|
---|
875 | # endif
|
---|
876 | # else
|
---|
877 | tcc_define_symbol(s, "__WINT_TYPE__", "unsigned int");
|
---|
878 | /* glibc defines */
|
---|
879 | tcc_define_symbol(s, "__REDIRECT(name, proto, alias)",
|
---|
880 | "name proto __asm__ (#alias)");
|
---|
881 | tcc_define_symbol(s, "__REDIRECT_NTH(name, proto, alias)",
|
---|
882 | "name proto __asm__ (#alias) __THROW");
|
---|
883 | # endif
|
---|
884 | # if defined(TCC_MUSL)
|
---|
885 | tcc_define_symbol(s, "__DEFINED_va_list", "");
|
---|
886 | tcc_define_symbol(s, "__DEFINED___isoc_va_list", "");
|
---|
887 | tcc_define_symbol(s, "__isoc_va_list", "void *");
|
---|
888 | # endif /* TCC_MUSL */
|
---|
889 | /* Some GCC builtins that are simple to express as macros. */
|
---|
890 | tcc_define_symbol(s, "__builtin_extract_return_addr(x)", "x");
|
---|
891 | #endif /* ndef TCC_TARGET_PE */
|
---|
892 | return s;
|
---|
893 | }
|
---|
894 |
|
---|
895 | LIBTCCAPI void tcc_delete(TCCState *s1)
|
---|
896 | {
|
---|
897 | tcc_cleanup();
|
---|
898 |
|
---|
899 | /* free sections */
|
---|
900 | tccelf_delete(s1);
|
---|
901 |
|
---|
902 | /* free library paths */
|
---|
903 | dynarray_reset(&s1->library_paths, &s1->nb_library_paths);
|
---|
904 | dynarray_reset(&s1->crt_paths, &s1->nb_crt_paths);
|
---|
905 |
|
---|
906 | /* free include paths */
|
---|
907 | dynarray_reset(&s1->cached_includes, &s1->nb_cached_includes);
|
---|
908 | dynarray_reset(&s1->include_paths, &s1->nb_include_paths);
|
---|
909 | dynarray_reset(&s1->sysinclude_paths, &s1->nb_sysinclude_paths);
|
---|
910 | dynarray_reset(&s1->cmd_include_files, &s1->nb_cmd_include_files);
|
---|
911 |
|
---|
912 | tcc_free(s1->tcc_lib_path);
|
---|
913 | tcc_free(s1->soname);
|
---|
914 | tcc_free(s1->rpath);
|
---|
915 | tcc_free(s1->init_symbol);
|
---|
916 | tcc_free(s1->fini_symbol);
|
---|
917 | tcc_free(s1->outfile);
|
---|
918 | tcc_free(s1->deps_outfile);
|
---|
919 | dynarray_reset(&s1->files, &s1->nb_files);
|
---|
920 | dynarray_reset(&s1->target_deps, &s1->nb_target_deps);
|
---|
921 | dynarray_reset(&s1->pragma_libs, &s1->nb_pragma_libs);
|
---|
922 | dynarray_reset(&s1->argv, &s1->argc);
|
---|
923 |
|
---|
924 | #ifdef TCC_IS_NATIVE
|
---|
925 | /* free runtime memory */
|
---|
926 | tcc_run_free(s1);
|
---|
927 | #endif
|
---|
928 |
|
---|
929 | tcc_free(s1);
|
---|
930 | if (0 == --nb_states)
|
---|
931 | tcc_memcheck();
|
---|
932 | }
|
---|
933 |
|
---|
934 | LIBTCCAPI int tcc_set_output_type(TCCState *s, int output_type)
|
---|
935 | {
|
---|
936 | s->output_type = output_type;
|
---|
937 |
|
---|
938 | /* always elf for objects */
|
---|
939 | if (output_type == TCC_OUTPUT_OBJ)
|
---|
940 | s->output_format = TCC_OUTPUT_FORMAT_ELF;
|
---|
941 |
|
---|
942 | if (s->char_is_unsigned)
|
---|
943 | tcc_define_symbol(s, "__CHAR_UNSIGNED__", NULL);
|
---|
944 |
|
---|
945 | if (!s->nostdinc) {
|
---|
946 | /* default include paths */
|
---|
947 | /* -isystem paths have already been handled */
|
---|
948 | tcc_add_sysinclude_path(s, CONFIG_TCC_SYSINCLUDEPATHS);
|
---|
949 | }
|
---|
950 |
|
---|
951 | #ifdef CONFIG_TCC_BCHECK
|
---|
952 | if (s->do_bounds_check) {
|
---|
953 | /* if bound checking, then add corresponding sections */
|
---|
954 | tccelf_bounds_new(s);
|
---|
955 | /* define symbol */
|
---|
956 | tcc_define_symbol(s, "__BOUNDS_CHECKING_ON", NULL);
|
---|
957 | }
|
---|
958 | #endif
|
---|
959 | if (s->do_debug) {
|
---|
960 | /* add debug sections */
|
---|
961 | tccelf_stab_new(s);
|
---|
962 | }
|
---|
963 |
|
---|
964 | tcc_add_library_path(s, CONFIG_TCC_LIBPATHS);
|
---|
965 |
|
---|
966 | #ifdef TCC_TARGET_PE
|
---|
967 | # ifdef _WIN32
|
---|
968 | if (!s->nostdlib && output_type != TCC_OUTPUT_OBJ)
|
---|
969 | tcc_add_systemdir(s);
|
---|
970 | # endif
|
---|
971 | #else
|
---|
972 | /* paths for crt objects */
|
---|
973 | tcc_split_path(s, &s->crt_paths, &s->nb_crt_paths, CONFIG_TCC_CRTPREFIX);
|
---|
974 | /* add libc crt1/crti objects */
|
---|
975 | if ((output_type == TCC_OUTPUT_EXE || output_type == TCC_OUTPUT_DLL) &&
|
---|
976 | !s->nostdlib) {
|
---|
977 | if (output_type != TCC_OUTPUT_DLL)
|
---|
978 | tcc_add_crt(s, "crt1.o");
|
---|
979 | tcc_add_crt(s, "crti.o");
|
---|
980 | }
|
---|
981 | #endif
|
---|
982 | return 0;
|
---|
983 | }
|
---|
984 |
|
---|
985 | LIBTCCAPI int tcc_add_include_path(TCCState *s, const char *pathname)
|
---|
986 | {
|
---|
987 | tcc_split_path(s, &s->include_paths, &s->nb_include_paths, pathname);
|
---|
988 | return 0;
|
---|
989 | }
|
---|
990 |
|
---|
991 | LIBTCCAPI int tcc_add_sysinclude_path(TCCState *s, const char *pathname)
|
---|
992 | {
|
---|
993 | tcc_split_path(s, &s->sysinclude_paths, &s->nb_sysinclude_paths, pathname);
|
---|
994 | return 0;
|
---|
995 | }
|
---|
996 |
|
---|
997 | ST_FUNC int tcc_add_file_internal(TCCState *s1, const char *filename, int flags)
|
---|
998 | {
|
---|
999 | int ret;
|
---|
1000 |
|
---|
1001 | /* open the file */
|
---|
1002 | ret = tcc_open(s1, filename);
|
---|
1003 | if (ret < 0) {
|
---|
1004 | if (flags & AFF_PRINT_ERROR)
|
---|
1005 | tcc_error_noabort("file '%s' not found", filename);
|
---|
1006 | return ret;
|
---|
1007 | }
|
---|
1008 |
|
---|
1009 | /* update target deps */
|
---|
1010 | dynarray_add(&s1->target_deps, &s1->nb_target_deps,
|
---|
1011 | tcc_strdup(filename));
|
---|
1012 |
|
---|
1013 | if (flags & AFF_TYPE_BIN) {
|
---|
1014 | ElfW(Ehdr) ehdr;
|
---|
1015 | int fd, obj_type;
|
---|
1016 |
|
---|
1017 | fd = file->fd;
|
---|
1018 | obj_type = tcc_object_type(fd, &ehdr);
|
---|
1019 | lseek(fd, 0, SEEK_SET);
|
---|
1020 |
|
---|
1021 | #ifdef TCC_TARGET_MACHO
|
---|
1022 | if (0 == obj_type && 0 == strcmp(tcc_fileextension(filename), ".dylib"))
|
---|
1023 | obj_type = AFF_BINTYPE_DYN;
|
---|
1024 | #endif
|
---|
1025 |
|
---|
1026 | switch (obj_type) {
|
---|
1027 | case AFF_BINTYPE_REL:
|
---|
1028 | ret = tcc_load_object_file(s1, fd, 0);
|
---|
1029 | break;
|
---|
1030 | #ifndef TCC_TARGET_PE
|
---|
1031 | case AFF_BINTYPE_DYN:
|
---|
1032 | if (s1->output_type == TCC_OUTPUT_MEMORY) {
|
---|
1033 | ret = 0;
|
---|
1034 | #ifdef TCC_IS_NATIVE
|
---|
1035 | if (NULL == dlopen(filename, RTLD_GLOBAL | RTLD_LAZY))
|
---|
1036 | ret = -1;
|
---|
1037 | #endif
|
---|
1038 | } else {
|
---|
1039 | ret = tcc_load_dll(s1, fd, filename,
|
---|
1040 | (flags & AFF_REFERENCED_DLL) != 0);
|
---|
1041 | }
|
---|
1042 | break;
|
---|
1043 | #endif
|
---|
1044 | case AFF_BINTYPE_AR:
|
---|
1045 | ret = tcc_load_archive(s1, fd);
|
---|
1046 | break;
|
---|
1047 | #ifdef TCC_TARGET_COFF
|
---|
1048 | case AFF_BINTYPE_C67:
|
---|
1049 | ret = tcc_load_coff(s1, fd);
|
---|
1050 | break;
|
---|
1051 | #endif
|
---|
1052 | default:
|
---|
1053 | #ifdef TCC_TARGET_PE
|
---|
1054 | ret = pe_load_file(s1, filename, fd);
|
---|
1055 | #else
|
---|
1056 | /* as GNU ld, consider it is an ld script if not recognized */
|
---|
1057 | ret = tcc_load_ldscript(s1);
|
---|
1058 | #endif
|
---|
1059 | if (ret < 0)
|
---|
1060 | tcc_error_noabort("unrecognized file type");
|
---|
1061 | break;
|
---|
1062 | }
|
---|
1063 | } else {
|
---|
1064 | ret = tcc_compile(s1);
|
---|
1065 | }
|
---|
1066 | tcc_close();
|
---|
1067 | return ret;
|
---|
1068 | }
|
---|
1069 |
|
---|
1070 | LIBTCCAPI int tcc_add_file(TCCState *s, const char *filename)
|
---|
1071 | {
|
---|
1072 | int filetype = s->filetype;
|
---|
1073 | int flags = AFF_PRINT_ERROR;
|
---|
1074 | if (filetype == 0) {
|
---|
1075 | /* use a file extension to detect a filetype */
|
---|
1076 | const char *ext = tcc_fileextension(filename);
|
---|
1077 | if (ext[0]) {
|
---|
1078 | ext++;
|
---|
1079 | if (!strcmp(ext, "S"))
|
---|
1080 | filetype = AFF_TYPE_ASMPP;
|
---|
1081 | else if (!strcmp(ext, "s"))
|
---|
1082 | filetype = AFF_TYPE_ASM;
|
---|
1083 | else if (!PATHCMP(ext, "c") || !PATHCMP(ext, "i"))
|
---|
1084 | filetype = AFF_TYPE_C;
|
---|
1085 | else
|
---|
1086 | flags |= AFF_TYPE_BIN;
|
---|
1087 | } else {
|
---|
1088 | filetype = AFF_TYPE_C;
|
---|
1089 | }
|
---|
1090 | s->filetype = filetype;
|
---|
1091 | }
|
---|
1092 | return tcc_add_file_internal(s, filename, flags);
|
---|
1093 | }
|
---|
1094 |
|
---|
1095 | LIBTCCAPI int tcc_add_library_path(TCCState *s, const char *pathname)
|
---|
1096 | {
|
---|
1097 | tcc_split_path(s, &s->library_paths, &s->nb_library_paths, pathname);
|
---|
1098 | return 0;
|
---|
1099 | }
|
---|
1100 |
|
---|
1101 | static int tcc_add_library_internal(TCCState *s, const char *fmt,
|
---|
1102 | const char *filename, int flags, char **paths, int nb_paths)
|
---|
1103 | {
|
---|
1104 | char buf[1024];
|
---|
1105 | int i;
|
---|
1106 |
|
---|
1107 | for(i = 0; i < nb_paths; i++) {
|
---|
1108 | snprintf(buf, sizeof(buf), fmt, paths[i], filename);
|
---|
1109 | if (tcc_add_file_internal(s, buf, flags | AFF_TYPE_BIN) == 0)
|
---|
1110 | return 0;
|
---|
1111 | }
|
---|
1112 | return -1;
|
---|
1113 | }
|
---|
1114 |
|
---|
1115 | /* find and load a dll. Return non zero if not found */
|
---|
1116 | /* XXX: add '-rpath' option support ? */
|
---|
1117 | ST_FUNC int tcc_add_dll(TCCState *s, const char *filename, int flags)
|
---|
1118 | {
|
---|
1119 | return tcc_add_library_internal(s, "%s/%s", filename, flags,
|
---|
1120 | s->library_paths, s->nb_library_paths);
|
---|
1121 | }
|
---|
1122 |
|
---|
1123 | ST_FUNC int tcc_add_crt(TCCState *s, const char *filename)
|
---|
1124 | {
|
---|
1125 | if (-1 == tcc_add_library_internal(s, "%s/%s",
|
---|
1126 | filename, 0, s->crt_paths, s->nb_crt_paths))
|
---|
1127 | tcc_error_noabort("file '%s' not found", filename);
|
---|
1128 | return 0;
|
---|
1129 | }
|
---|
1130 |
|
---|
1131 | /* the library name is the same as the argument of the '-l' option */
|
---|
1132 | LIBTCCAPI int tcc_add_library(TCCState *s, const char *libraryname)
|
---|
1133 | {
|
---|
1134 | #if defined TCC_TARGET_PE
|
---|
1135 | const char *libs[] = { "%s/%s.def", "%s/lib%s.def", "%s/%s.dll", "%s/lib%s.dll", "%s/lib%s.a", NULL };
|
---|
1136 | const char **pp = s->static_link ? libs + 4 : libs;
|
---|
1137 | #elif defined TCC_TARGET_MACHO
|
---|
1138 | const char *libs[] = { "%s/lib%s.dylib", "%s/lib%s.a", NULL };
|
---|
1139 | const char **pp = s->static_link ? libs + 1 : libs;
|
---|
1140 | #else
|
---|
1141 | const char *libs[] = { "%s/lib%s.so", "%s/lib%s.a", NULL };
|
---|
1142 | const char **pp = s->static_link ? libs + 1 : libs;
|
---|
1143 | #endif
|
---|
1144 | while (*pp) {
|
---|
1145 | if (0 == tcc_add_library_internal(s, *pp,
|
---|
1146 | libraryname, 0, s->library_paths, s->nb_library_paths))
|
---|
1147 | return 0;
|
---|
1148 | ++pp;
|
---|
1149 | }
|
---|
1150 | return -1;
|
---|
1151 | }
|
---|
1152 |
|
---|
1153 | PUB_FUNC int tcc_add_library_err(TCCState *s, const char *libname)
|
---|
1154 | {
|
---|
1155 | int ret = tcc_add_library(s, libname);
|
---|
1156 | if (ret < 0)
|
---|
1157 | tcc_error_noabort("library '%s' not found", libname);
|
---|
1158 | return ret;
|
---|
1159 | }
|
---|
1160 |
|
---|
1161 | /* handle #pragma comment(lib,) */
|
---|
1162 | ST_FUNC void tcc_add_pragma_libs(TCCState *s1)
|
---|
1163 | {
|
---|
1164 | int i;
|
---|
1165 | for (i = 0; i < s1->nb_pragma_libs; i++)
|
---|
1166 | tcc_add_library_err(s1, s1->pragma_libs[i]);
|
---|
1167 | }
|
---|
1168 |
|
---|
1169 | LIBTCCAPI int tcc_add_symbol(TCCState *s, const char *name, const void *val)
|
---|
1170 | {
|
---|
1171 | #ifdef TCC_TARGET_PE
|
---|
1172 | /* On x86_64 'val' might not be reachable with a 32bit offset.
|
---|
1173 | So it is handled here as if it were in a DLL. */
|
---|
1174 | pe_putimport(s, 0, name, (uintptr_t)val);
|
---|
1175 | #else
|
---|
1176 | set_elf_sym(symtab_section, (uintptr_t)val, 0,
|
---|
1177 | ELFW(ST_INFO)(STB_GLOBAL, STT_NOTYPE), 0,
|
---|
1178 | SHN_ABS, name);
|
---|
1179 | #endif
|
---|
1180 | return 0;
|
---|
1181 | }
|
---|
1182 |
|
---|
1183 | LIBTCCAPI void tcc_set_lib_path(TCCState *s, const char *path)
|
---|
1184 | {
|
---|
1185 | tcc_free(s->tcc_lib_path);
|
---|
1186 | s->tcc_lib_path = tcc_strdup(path);
|
---|
1187 | }
|
---|
1188 |
|
---|
1189 | #define WD_ALL 0x0001 /* warning is activated when using -Wall */
|
---|
1190 | #define FD_INVERT 0x0002 /* invert value before storing */
|
---|
1191 |
|
---|
1192 | typedef struct FlagDef {
|
---|
1193 | uint16_t offset;
|
---|
1194 | uint16_t flags;
|
---|
1195 | const char *name;
|
---|
1196 | } FlagDef;
|
---|
1197 |
|
---|
1198 | static int no_flag(const char **pp)
|
---|
1199 | {
|
---|
1200 | const char *p = *pp;
|
---|
1201 | if (*p != 'n' || *++p != 'o' || *++p != '-')
|
---|
1202 | return 0;
|
---|
1203 | *pp = p + 1;
|
---|
1204 | return 1;
|
---|
1205 | }
|
---|
1206 |
|
---|
1207 | ST_FUNC int set_flag(TCCState *s, const FlagDef *flags, const char *name)
|
---|
1208 | {
|
---|
1209 | int value, ret;
|
---|
1210 | const FlagDef *p;
|
---|
1211 | const char *r;
|
---|
1212 |
|
---|
1213 | value = 1;
|
---|
1214 | r = name;
|
---|
1215 | if (no_flag(&r))
|
---|
1216 | value = 0;
|
---|
1217 |
|
---|
1218 | for (ret = -1, p = flags; p->name; ++p) {
|
---|
1219 | if (ret) {
|
---|
1220 | if (strcmp(r, p->name))
|
---|
1221 | continue;
|
---|
1222 | } else {
|
---|
1223 | if (0 == (p->flags & WD_ALL))
|
---|
1224 | continue;
|
---|
1225 | }
|
---|
1226 | if (p->offset) {
|
---|
1227 | *(int*)((char *)s + p->offset) =
|
---|
1228 | p->flags & FD_INVERT ? !value : value;
|
---|
1229 | if (ret)
|
---|
1230 | return 0;
|
---|
1231 | } else {
|
---|
1232 | ret = 0;
|
---|
1233 | }
|
---|
1234 | }
|
---|
1235 | return ret;
|
---|
1236 | }
|
---|
1237 |
|
---|
1238 | static int strstart(const char *val, const char **str)
|
---|
1239 | {
|
---|
1240 | const char *p, *q;
|
---|
1241 | p = *str;
|
---|
1242 | q = val;
|
---|
1243 | while (*q) {
|
---|
1244 | if (*p != *q)
|
---|
1245 | return 0;
|
---|
1246 | p++;
|
---|
1247 | q++;
|
---|
1248 | }
|
---|
1249 | *str = p;
|
---|
1250 | return 1;
|
---|
1251 | }
|
---|
1252 |
|
---|
1253 | /* Like strstart, but automatically takes into account that ld options can
|
---|
1254 | *
|
---|
1255 | * - start with double or single dash (e.g. '--soname' or '-soname')
|
---|
1256 | * - arguments can be given as separate or after '=' (e.g. '-Wl,-soname,x.so'
|
---|
1257 | * or '-Wl,-soname=x.so')
|
---|
1258 | *
|
---|
1259 | * you provide `val` always in 'option[=]' form (no leading -)
|
---|
1260 | */
|
---|
1261 | static int link_option(const char *str, const char *val, const char **ptr)
|
---|
1262 | {
|
---|
1263 | const char *p, *q;
|
---|
1264 | int ret;
|
---|
1265 |
|
---|
1266 | /* there should be 1 or 2 dashes */
|
---|
1267 | if (*str++ != '-')
|
---|
1268 | return 0;
|
---|
1269 | if (*str == '-')
|
---|
1270 | str++;
|
---|
1271 |
|
---|
1272 | /* then str & val should match (potentially up to '=') */
|
---|
1273 | p = str;
|
---|
1274 | q = val;
|
---|
1275 |
|
---|
1276 | ret = 1;
|
---|
1277 | if (q[0] == '?') {
|
---|
1278 | ++q;
|
---|
1279 | if (no_flag(&p))
|
---|
1280 | ret = -1;
|
---|
1281 | }
|
---|
1282 |
|
---|
1283 | while (*q != '\0' && *q != '=') {
|
---|
1284 | if (*p != *q)
|
---|
1285 | return 0;
|
---|
1286 | p++;
|
---|
1287 | q++;
|
---|
1288 | }
|
---|
1289 |
|
---|
1290 | /* '=' near eos means ',' or '=' is ok */
|
---|
1291 | if (*q == '=') {
|
---|
1292 | if (*p == 0)
|
---|
1293 | *ptr = p;
|
---|
1294 | if (*p != ',' && *p != '=')
|
---|
1295 | return 0;
|
---|
1296 | p++;
|
---|
1297 | } else if (*p) {
|
---|
1298 | return 0;
|
---|
1299 | }
|
---|
1300 | *ptr = p;
|
---|
1301 | return ret;
|
---|
1302 | }
|
---|
1303 |
|
---|
1304 | static const char *skip_linker_arg(const char **str)
|
---|
1305 | {
|
---|
1306 | const char *s1 = *str;
|
---|
1307 | const char *s2 = strchr(s1, ',');
|
---|
1308 | *str = s2 ? s2++ : (s2 = s1 + strlen(s1));
|
---|
1309 | return s2;
|
---|
1310 | }
|
---|
1311 |
|
---|
1312 | static void copy_linker_arg(char **pp, const char *s, int sep)
|
---|
1313 | {
|
---|
1314 | const char *q = s;
|
---|
1315 | char *p = *pp;
|
---|
1316 | int l = 0;
|
---|
1317 | if (p && sep)
|
---|
1318 | p[l = strlen(p)] = sep, ++l;
|
---|
1319 | skip_linker_arg(&q);
|
---|
1320 | pstrncpy(l + (*pp = tcc_realloc(p, q - s + l + 1)), s, q - s);
|
---|
1321 | }
|
---|
1322 |
|
---|
1323 | /* set linker options */
|
---|
1324 | static int tcc_set_linker(TCCState *s, const char *option)
|
---|
1325 | {
|
---|
1326 | while (*option) {
|
---|
1327 |
|
---|
1328 | const char *p = NULL;
|
---|
1329 | char *end = NULL;
|
---|
1330 | int ignoring = 0;
|
---|
1331 | int ret;
|
---|
1332 |
|
---|
1333 | if (link_option(option, "Bsymbolic", &p)) {
|
---|
1334 | s->symbolic = 1;
|
---|
1335 | } else if (link_option(option, "nostdlib", &p)) {
|
---|
1336 | s->nostdlib = 1;
|
---|
1337 | } else if (link_option(option, "fini=", &p)) {
|
---|
1338 | copy_linker_arg(&s->fini_symbol, p, 0);
|
---|
1339 | ignoring = 1;
|
---|
1340 | } else if (link_option(option, "image-base=", &p)
|
---|
1341 | || link_option(option, "Ttext=", &p)) {
|
---|
1342 | s->text_addr = strtoull(p, &end, 16);
|
---|
1343 | s->has_text_addr = 1;
|
---|
1344 | } else if (link_option(option, "init=", &p)) {
|
---|
1345 | copy_linker_arg(&s->init_symbol, p, 0);
|
---|
1346 | ignoring = 1;
|
---|
1347 | } else if (link_option(option, "oformat=", &p)) {
|
---|
1348 | #if defined(TCC_TARGET_PE)
|
---|
1349 | if (strstart("pe-", &p)) {
|
---|
1350 | #elif PTR_SIZE == 8
|
---|
1351 | if (strstart("elf64-", &p)) {
|
---|
1352 | #else
|
---|
1353 | if (strstart("elf32-", &p)) {
|
---|
1354 | #endif
|
---|
1355 | s->output_format = TCC_OUTPUT_FORMAT_ELF;
|
---|
1356 | } else if (!strcmp(p, "binary")) {
|
---|
1357 | s->output_format = TCC_OUTPUT_FORMAT_BINARY;
|
---|
1358 | #ifdef TCC_TARGET_COFF
|
---|
1359 | } else if (!strcmp(p, "coff")) {
|
---|
1360 | s->output_format = TCC_OUTPUT_FORMAT_COFF;
|
---|
1361 | #endif
|
---|
1362 | } else
|
---|
1363 | goto err;
|
---|
1364 |
|
---|
1365 | } else if (link_option(option, "as-needed", &p)) {
|
---|
1366 | ignoring = 1;
|
---|
1367 | } else if (link_option(option, "O", &p)) {
|
---|
1368 | ignoring = 1;
|
---|
1369 | } else if (link_option(option, "export-all-symbols", &p)) {
|
---|
1370 | s->rdynamic = 1;
|
---|
1371 | } else if (link_option(option, "rpath=", &p)) {
|
---|
1372 | copy_linker_arg(&s->rpath, p, ':');
|
---|
1373 | } else if (link_option(option, "enable-new-dtags", &p)) {
|
---|
1374 | s->enable_new_dtags = 1;
|
---|
1375 | } else if (link_option(option, "section-alignment=", &p)) {
|
---|
1376 | s->section_align = strtoul(p, &end, 16);
|
---|
1377 | } else if (link_option(option, "soname=", &p)) {
|
---|
1378 | copy_linker_arg(&s->soname, p, 0);
|
---|
1379 | #ifdef TCC_TARGET_PE
|
---|
1380 | } else if (link_option(option, "large-address-aware", &p)) {
|
---|
1381 | s->pe_characteristics |= 0x20;
|
---|
1382 | } else if (link_option(option, "file-alignment=", &p)) {
|
---|
1383 | s->pe_file_align = strtoul(p, &end, 16);
|
---|
1384 | } else if (link_option(option, "stack=", &p)) {
|
---|
1385 | s->pe_stack_size = strtoul(p, &end, 10);
|
---|
1386 | } else if (link_option(option, "subsystem=", &p)) {
|
---|
1387 | #if defined(TCC_TARGET_I386) || defined(TCC_TARGET_X86_64)
|
---|
1388 | if (!strcmp(p, "native")) {
|
---|
1389 | s->pe_subsystem = 1;
|
---|
1390 | } else if (!strcmp(p, "console")) {
|
---|
1391 | s->pe_subsystem = 3;
|
---|
1392 | } else if (!strcmp(p, "gui") || !strcmp(p, "windows")) {
|
---|
1393 | s->pe_subsystem = 2;
|
---|
1394 | } else if (!strcmp(p, "posix")) {
|
---|
1395 | s->pe_subsystem = 7;
|
---|
1396 | } else if (!strcmp(p, "efiapp")) {
|
---|
1397 | s->pe_subsystem = 10;
|
---|
1398 | } else if (!strcmp(p, "efiboot")) {
|
---|
1399 | s->pe_subsystem = 11;
|
---|
1400 | } else if (!strcmp(p, "efiruntime")) {
|
---|
1401 | s->pe_subsystem = 12;
|
---|
1402 | } else if (!strcmp(p, "efirom")) {
|
---|
1403 | s->pe_subsystem = 13;
|
---|
1404 | #elif defined(TCC_TARGET_ARM)
|
---|
1405 | if (!strcmp(p, "wince")) {
|
---|
1406 | s->pe_subsystem = 9;
|
---|
1407 | #endif
|
---|
1408 | } else
|
---|
1409 | goto err;
|
---|
1410 | #endif
|
---|
1411 | } else if (ret = link_option(option, "?whole-archive", &p), ret) {
|
---|
1412 | s->alacarte_link = ret < 0;
|
---|
1413 | } else if (p) {
|
---|
1414 | return 0;
|
---|
1415 | } else {
|
---|
1416 | err:
|
---|
1417 | tcc_error("unsupported linker option '%s'", option);
|
---|
1418 | }
|
---|
1419 |
|
---|
1420 | if (ignoring && s->warn_unsupported)
|
---|
1421 | tcc_warning("unsupported linker option '%s'", option);
|
---|
1422 |
|
---|
1423 | option = skip_linker_arg(&p);
|
---|
1424 | }
|
---|
1425 | return 1;
|
---|
1426 | }
|
---|
1427 |
|
---|
1428 | typedef struct TCCOption {
|
---|
1429 | const char *name;
|
---|
1430 | uint16_t index;
|
---|
1431 | uint16_t flags;
|
---|
1432 | } TCCOption;
|
---|
1433 |
|
---|
1434 | enum {
|
---|
1435 | TCC_OPTION_HELP,
|
---|
1436 | TCC_OPTION_HELP2,
|
---|
1437 | TCC_OPTION_v,
|
---|
1438 | TCC_OPTION_I,
|
---|
1439 | TCC_OPTION_D,
|
---|
1440 | TCC_OPTION_U,
|
---|
1441 | TCC_OPTION_P,
|
---|
1442 | TCC_OPTION_L,
|
---|
1443 | TCC_OPTION_B,
|
---|
1444 | TCC_OPTION_l,
|
---|
1445 | TCC_OPTION_bench,
|
---|
1446 | TCC_OPTION_bt,
|
---|
1447 | TCC_OPTION_b,
|
---|
1448 | TCC_OPTION_g,
|
---|
1449 | TCC_OPTION_c,
|
---|
1450 | TCC_OPTION_dumpversion,
|
---|
1451 | TCC_OPTION_d,
|
---|
1452 | TCC_OPTION_static,
|
---|
1453 | TCC_OPTION_std,
|
---|
1454 | TCC_OPTION_shared,
|
---|
1455 | TCC_OPTION_soname,
|
---|
1456 | TCC_OPTION_o,
|
---|
1457 | TCC_OPTION_r,
|
---|
1458 | TCC_OPTION_s,
|
---|
1459 | TCC_OPTION_traditional,
|
---|
1460 | TCC_OPTION_Wl,
|
---|
1461 | TCC_OPTION_Wp,
|
---|
1462 | TCC_OPTION_W,
|
---|
1463 | TCC_OPTION_O,
|
---|
1464 | TCC_OPTION_mfloat_abi,
|
---|
1465 | TCC_OPTION_m,
|
---|
1466 | TCC_OPTION_f,
|
---|
1467 | TCC_OPTION_isystem,
|
---|
1468 | TCC_OPTION_iwithprefix,
|
---|
1469 | TCC_OPTION_include,
|
---|
1470 | TCC_OPTION_nostdinc,
|
---|
1471 | TCC_OPTION_nostdlib,
|
---|
1472 | TCC_OPTION_print_search_dirs,
|
---|
1473 | TCC_OPTION_rdynamic,
|
---|
1474 | TCC_OPTION_param,
|
---|
1475 | TCC_OPTION_pedantic,
|
---|
1476 | TCC_OPTION_pthread,
|
---|
1477 | TCC_OPTION_run,
|
---|
1478 | TCC_OPTION_w,
|
---|
1479 | TCC_OPTION_pipe,
|
---|
1480 | TCC_OPTION_E,
|
---|
1481 | TCC_OPTION_MD,
|
---|
1482 | TCC_OPTION_MF,
|
---|
1483 | TCC_OPTION_x,
|
---|
1484 | TCC_OPTION_ar,
|
---|
1485 | TCC_OPTION_impdef
|
---|
1486 | };
|
---|
1487 |
|
---|
1488 | #define TCC_OPTION_HAS_ARG 0x0001
|
---|
1489 | #define TCC_OPTION_NOSEP 0x0002 /* cannot have space before option and arg */
|
---|
1490 |
|
---|
1491 | static const TCCOption tcc_options[] = {
|
---|
1492 | { "h", TCC_OPTION_HELP, 0 },
|
---|
1493 | { "-help", TCC_OPTION_HELP, 0 },
|
---|
1494 | { "?", TCC_OPTION_HELP, 0 },
|
---|
1495 | { "hh", TCC_OPTION_HELP2, 0 },
|
---|
1496 | { "v", TCC_OPTION_v, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
1497 | { "I", TCC_OPTION_I, TCC_OPTION_HAS_ARG },
|
---|
1498 | { "D", TCC_OPTION_D, TCC_OPTION_HAS_ARG },
|
---|
1499 | { "U", TCC_OPTION_U, TCC_OPTION_HAS_ARG },
|
---|
1500 | { "P", TCC_OPTION_P, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
1501 | { "L", TCC_OPTION_L, TCC_OPTION_HAS_ARG },
|
---|
1502 | { "B", TCC_OPTION_B, TCC_OPTION_HAS_ARG },
|
---|
1503 | { "l", TCC_OPTION_l, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
1504 | { "bench", TCC_OPTION_bench, 0 },
|
---|
1505 | #ifdef CONFIG_TCC_BACKTRACE
|
---|
1506 | { "bt", TCC_OPTION_bt, TCC_OPTION_HAS_ARG },
|
---|
1507 | #endif
|
---|
1508 | #ifdef CONFIG_TCC_BCHECK
|
---|
1509 | { "b", TCC_OPTION_b, 0 },
|
---|
1510 | #endif
|
---|
1511 | { "g", TCC_OPTION_g, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
1512 | { "c", TCC_OPTION_c, 0 },
|
---|
1513 | { "dumpversion", TCC_OPTION_dumpversion, 0},
|
---|
1514 | { "d", TCC_OPTION_d, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
1515 | { "static", TCC_OPTION_static, 0 },
|
---|
1516 | { "std", TCC_OPTION_std, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
1517 | { "shared", TCC_OPTION_shared, 0 },
|
---|
1518 | { "soname", TCC_OPTION_soname, TCC_OPTION_HAS_ARG },
|
---|
1519 | { "o", TCC_OPTION_o, TCC_OPTION_HAS_ARG },
|
---|
1520 | { "-param", TCC_OPTION_param, TCC_OPTION_HAS_ARG },
|
---|
1521 | { "pedantic", TCC_OPTION_pedantic, 0},
|
---|
1522 | { "pthread", TCC_OPTION_pthread, 0},
|
---|
1523 | { "run", TCC_OPTION_run, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
1524 | { "rdynamic", TCC_OPTION_rdynamic, 0 },
|
---|
1525 | { "r", TCC_OPTION_r, 0 },
|
---|
1526 | { "s", TCC_OPTION_s, 0 },
|
---|
1527 | { "traditional", TCC_OPTION_traditional, 0 },
|
---|
1528 | { "Wl,", TCC_OPTION_Wl, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
1529 | { "Wp,", TCC_OPTION_Wp, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
1530 | { "W", TCC_OPTION_W, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
1531 | { "O", TCC_OPTION_O, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
1532 | #ifdef TCC_TARGET_ARM
|
---|
1533 | { "mfloat-abi", TCC_OPTION_mfloat_abi, TCC_OPTION_HAS_ARG },
|
---|
1534 | #endif
|
---|
1535 | { "m", TCC_OPTION_m, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
1536 | { "f", TCC_OPTION_f, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
|
---|
1537 | { "isystem", TCC_OPTION_isystem, TCC_OPTION_HAS_ARG },
|
---|
1538 | { "include", TCC_OPTION_include, TCC_OPTION_HAS_ARG },
|
---|
1539 | { "nostdinc", TCC_OPTION_nostdinc, 0 },
|
---|
1540 | { "nostdlib", TCC_OPTION_nostdlib, 0 },
|
---|
1541 | { "print-search-dirs", TCC_OPTION_print_search_dirs, 0 },
|
---|
1542 | { "w", TCC_OPTION_w, 0 },
|
---|
1543 | { "pipe", TCC_OPTION_pipe, 0},
|
---|
1544 | { "E", TCC_OPTION_E, 0},
|
---|
1545 | { "MD", TCC_OPTION_MD, 0},
|
---|
1546 | { "MF", TCC_OPTION_MF, TCC_OPTION_HAS_ARG },
|
---|
1547 | { "x", TCC_OPTION_x, TCC_OPTION_HAS_ARG },
|
---|
1548 | { "ar", TCC_OPTION_ar, 0},
|
---|
1549 | #ifdef TCC_TARGET_PE
|
---|
1550 | { "impdef", TCC_OPTION_impdef, 0},
|
---|
1551 | #endif
|
---|
1552 | { NULL, 0, 0 },
|
---|
1553 | };
|
---|
1554 |
|
---|
1555 | static const FlagDef options_W[] = {
|
---|
1556 | { 0, 0, "all" },
|
---|
1557 | { offsetof(TCCState, warn_unsupported), 0, "unsupported" },
|
---|
1558 | { offsetof(TCCState, warn_write_strings), 0, "write-strings" },
|
---|
1559 | { offsetof(TCCState, warn_error), 0, "error" },
|
---|
1560 | { offsetof(TCCState, warn_gcc_compat), 0, "gcc-compat" },
|
---|
1561 | { offsetof(TCCState, warn_implicit_function_declaration), WD_ALL,
|
---|
1562 | "implicit-function-declaration" },
|
---|
1563 | { 0, 0, NULL }
|
---|
1564 | };
|
---|
1565 |
|
---|
1566 | static const FlagDef options_f[] = {
|
---|
1567 | { offsetof(TCCState, char_is_unsigned), 0, "unsigned-char" },
|
---|
1568 | { offsetof(TCCState, char_is_unsigned), FD_INVERT, "signed-char" },
|
---|
1569 | { offsetof(TCCState, nocommon), FD_INVERT, "common" },
|
---|
1570 | { offsetof(TCCState, leading_underscore), 0, "leading-underscore" },
|
---|
1571 | { offsetof(TCCState, ms_extensions), 0, "ms-extensions" },
|
---|
1572 | { offsetof(TCCState, dollars_in_identifiers), 0, "dollars-in-identifiers" },
|
---|
1573 | { 0, 0, NULL }
|
---|
1574 | };
|
---|
1575 |
|
---|
1576 | static const FlagDef options_m[] = {
|
---|
1577 | { offsetof(TCCState, ms_bitfields), 0, "ms-bitfields" },
|
---|
1578 | #ifdef TCC_TARGET_X86_64
|
---|
1579 | { offsetof(TCCState, nosse), FD_INVERT, "sse" },
|
---|
1580 | #endif
|
---|
1581 | { 0, 0, NULL }
|
---|
1582 | };
|
---|
1583 |
|
---|
1584 | static void parse_option_D(TCCState *s1, const char *optarg)
|
---|
1585 | {
|
---|
1586 | char *sym = tcc_strdup(optarg);
|
---|
1587 | char *value = strchr(sym, '=');
|
---|
1588 | if (value)
|
---|
1589 | *value++ = '\0';
|
---|
1590 | tcc_define_symbol(s1, sym, value);
|
---|
1591 | tcc_free(sym);
|
---|
1592 | }
|
---|
1593 |
|
---|
1594 | static void args_parser_add_file(TCCState *s, const char* filename, int filetype)
|
---|
1595 | {
|
---|
1596 | struct filespec *f = tcc_malloc(sizeof *f + strlen(filename));
|
---|
1597 | f->type = filetype;
|
---|
1598 | f->alacarte = s->alacarte_link;
|
---|
1599 | strcpy(f->name, filename);
|
---|
1600 | dynarray_add(&s->files, &s->nb_files, f);
|
---|
1601 | }
|
---|
1602 |
|
---|
1603 | static int args_parser_make_argv(const char *r, int *argc, char ***argv)
|
---|
1604 | {
|
---|
1605 | int ret = 0, q, c;
|
---|
1606 | CString str;
|
---|
1607 | for(;;) {
|
---|
1608 | while (c = (unsigned char)*r, c && c <= ' ')
|
---|
1609 | ++r;
|
---|
1610 | if (c == 0)
|
---|
1611 | break;
|
---|
1612 | q = 0;
|
---|
1613 | cstr_new(&str);
|
---|
1614 | while (c = (unsigned char)*r, c) {
|
---|
1615 | ++r;
|
---|
1616 | if (c == '\\' && (*r == '"' || *r == '\\')) {
|
---|
1617 | c = *r++;
|
---|
1618 | } else if (c == '"') {
|
---|
1619 | q = !q;
|
---|
1620 | continue;
|
---|
1621 | } else if (q == 0 && c <= ' ') {
|
---|
1622 | break;
|
---|
1623 | }
|
---|
1624 | cstr_ccat(&str, c);
|
---|
1625 | }
|
---|
1626 | cstr_ccat(&str, 0);
|
---|
1627 | //printf("<%s>\n", str.data), fflush(stdout);
|
---|
1628 | dynarray_add(argv, argc, tcc_strdup(str.data));
|
---|
1629 | cstr_free(&str);
|
---|
1630 | ++ret;
|
---|
1631 | }
|
---|
1632 | return ret;
|
---|
1633 | }
|
---|
1634 |
|
---|
1635 | /* read list file */
|
---|
1636 | static void args_parser_listfile(TCCState *s,
|
---|
1637 | const char *filename, int optind, int *pargc, char ***pargv)
|
---|
1638 | {
|
---|
1639 | int fd, i;
|
---|
1640 | size_t len;
|
---|
1641 | char *p;
|
---|
1642 | int argc = 0;
|
---|
1643 | char **argv = NULL;
|
---|
1644 |
|
---|
1645 | fd = open(filename, O_RDONLY | O_BINARY);
|
---|
1646 | if (fd < 0)
|
---|
1647 | tcc_error("listfile '%s' not found", filename);
|
---|
1648 |
|
---|
1649 | len = lseek(fd, 0, SEEK_END);
|
---|
1650 | p = tcc_malloc(len + 1), p[len] = 0;
|
---|
1651 | lseek(fd, 0, SEEK_SET), read(fd, p, len), close(fd);
|
---|
1652 |
|
---|
1653 | for (i = 0; i < *pargc; ++i)
|
---|
1654 | if (i == optind)
|
---|
1655 | args_parser_make_argv(p, &argc, &argv);
|
---|
1656 | else
|
---|
1657 | dynarray_add(&argv, &argc, tcc_strdup((*pargv)[i]));
|
---|
1658 |
|
---|
1659 | tcc_free(p);
|
---|
1660 | dynarray_reset(&s->argv, &s->argc);
|
---|
1661 | *pargc = s->argc = argc, *pargv = s->argv = argv;
|
---|
1662 | }
|
---|
1663 |
|
---|
1664 | PUB_FUNC int tcc_parse_args(TCCState *s, int *pargc, char ***pargv, int optind)
|
---|
1665 | {
|
---|
1666 | const TCCOption *popt;
|
---|
1667 | const char *optarg, *r;
|
---|
1668 | const char *run = NULL;
|
---|
1669 | int last_o = -1;
|
---|
1670 | int x;
|
---|
1671 | CString linker_arg; /* collect -Wl options */
|
---|
1672 | int tool = 0, arg_start = 0, noaction = optind;
|
---|
1673 | char **argv = *pargv;
|
---|
1674 | int argc = *pargc;
|
---|
1675 |
|
---|
1676 | cstr_new(&linker_arg);
|
---|
1677 |
|
---|
1678 | while (optind < argc) {
|
---|
1679 | r = argv[optind];
|
---|
1680 | if (r[0] == '@' && r[1] != '\0') {
|
---|
1681 | args_parser_listfile(s, r + 1, optind, &argc, &argv);
|
---|
1682 | continue;
|
---|
1683 | }
|
---|
1684 | optind++;
|
---|
1685 | if (tool) {
|
---|
1686 | if (r[0] == '-' && r[1] == 'v' && r[2] == 0)
|
---|
1687 | ++s->verbose;
|
---|
1688 | continue;
|
---|
1689 | }
|
---|
1690 | reparse:
|
---|
1691 | if (r[0] != '-' || r[1] == '\0') {
|
---|
1692 | if (r[0] != '@') /* allow "tcc file(s) -run @ args ..." */
|
---|
1693 | args_parser_add_file(s, r, s->filetype);
|
---|
1694 | if (run) {
|
---|
1695 | tcc_set_options(s, run);
|
---|
1696 | arg_start = optind - 1;
|
---|
1697 | break;
|
---|
1698 | }
|
---|
1699 | continue;
|
---|
1700 | }
|
---|
1701 |
|
---|
1702 | /* find option in table */
|
---|
1703 | for(popt = tcc_options; ; ++popt) {
|
---|
1704 | const char *p1 = popt->name;
|
---|
1705 | const char *r1 = r + 1;
|
---|
1706 | if (p1 == NULL)
|
---|
1707 | tcc_error("invalid option -- '%s'", r);
|
---|
1708 | if (!strstart(p1, &r1))
|
---|
1709 | continue;
|
---|
1710 | optarg = r1;
|
---|
1711 | if (popt->flags & TCC_OPTION_HAS_ARG) {
|
---|
1712 | if (*r1 == '\0' && !(popt->flags & TCC_OPTION_NOSEP)) {
|
---|
1713 | if (optind >= argc)
|
---|
1714 | arg_err:
|
---|
1715 | tcc_error("argument to '%s' is missing", r);
|
---|
1716 | optarg = argv[optind++];
|
---|
1717 | }
|
---|
1718 | } else if (*r1 != '\0')
|
---|
1719 | continue;
|
---|
1720 | break;
|
---|
1721 | }
|
---|
1722 |
|
---|
1723 | switch(popt->index) {
|
---|
1724 | case TCC_OPTION_HELP:
|
---|
1725 | return OPT_HELP;
|
---|
1726 | case TCC_OPTION_HELP2:
|
---|
1727 | return OPT_HELP2;
|
---|
1728 | case TCC_OPTION_I:
|
---|
1729 | tcc_add_include_path(s, optarg);
|
---|
1730 | break;
|
---|
1731 | case TCC_OPTION_D:
|
---|
1732 | parse_option_D(s, optarg);
|
---|
1733 | break;
|
---|
1734 | case TCC_OPTION_U:
|
---|
1735 | tcc_undefine_symbol(s, optarg);
|
---|
1736 | break;
|
---|
1737 | case TCC_OPTION_L:
|
---|
1738 | tcc_add_library_path(s, optarg);
|
---|
1739 | break;
|
---|
1740 | case TCC_OPTION_B:
|
---|
1741 | /* set tcc utilities path (mainly for tcc development) */
|
---|
1742 | tcc_set_lib_path(s, optarg);
|
---|
1743 | break;
|
---|
1744 | case TCC_OPTION_l:
|
---|
1745 | args_parser_add_file(s, optarg, AFF_TYPE_LIB);
|
---|
1746 | s->nb_libraries++;
|
---|
1747 | break;
|
---|
1748 | case TCC_OPTION_pthread:
|
---|
1749 | parse_option_D(s, "_REENTRANT");
|
---|
1750 | s->option_pthread = 1;
|
---|
1751 | break;
|
---|
1752 | case TCC_OPTION_bench:
|
---|
1753 | s->do_bench = 1;
|
---|
1754 | break;
|
---|
1755 | #ifdef CONFIG_TCC_BACKTRACE
|
---|
1756 | case TCC_OPTION_bt:
|
---|
1757 | tcc_set_num_callers(atoi(optarg));
|
---|
1758 | break;
|
---|
1759 | #endif
|
---|
1760 | #ifdef CONFIG_TCC_BCHECK
|
---|
1761 | case TCC_OPTION_b:
|
---|
1762 | s->do_bounds_check = 1;
|
---|
1763 | s->do_debug = 1;
|
---|
1764 | break;
|
---|
1765 | #endif
|
---|
1766 | case TCC_OPTION_g:
|
---|
1767 | s->do_debug = 1;
|
---|
1768 | break;
|
---|
1769 | case TCC_OPTION_c:
|
---|
1770 | x = TCC_OUTPUT_OBJ;
|
---|
1771 | set_output_type:
|
---|
1772 | if (s->output_type)
|
---|
1773 | tcc_warning("-%s: overriding compiler action already specified", popt->name);
|
---|
1774 | s->output_type = x;
|
---|
1775 | break;
|
---|
1776 | case TCC_OPTION_d:
|
---|
1777 | if (*optarg == 'D')
|
---|
1778 | s->dflag = 3;
|
---|
1779 | else if (*optarg == 'M')
|
---|
1780 | s->dflag = 7;
|
---|
1781 | else if (*optarg == 't')
|
---|
1782 | s->dflag = 16;
|
---|
1783 | else if (isnum(*optarg))
|
---|
1784 | g_debug = atoi(optarg);
|
---|
1785 | else
|
---|
1786 | goto unsupported_option;
|
---|
1787 | break;
|
---|
1788 | case TCC_OPTION_static:
|
---|
1789 | s->static_link = 1;
|
---|
1790 | break;
|
---|
1791 | case TCC_OPTION_std:
|
---|
1792 | /* silently ignore, a current purpose:
|
---|
1793 | allow to use a tcc as a reference compiler for "make test" */
|
---|
1794 | break;
|
---|
1795 | case TCC_OPTION_shared:
|
---|
1796 | x = TCC_OUTPUT_DLL;
|
---|
1797 | goto set_output_type;
|
---|
1798 | case TCC_OPTION_soname:
|
---|
1799 | s->soname = tcc_strdup(optarg);
|
---|
1800 | break;
|
---|
1801 | case TCC_OPTION_o:
|
---|
1802 | if (s->outfile) {
|
---|
1803 | tcc_warning("multiple -o option");
|
---|
1804 | tcc_free(s->outfile);
|
---|
1805 | }
|
---|
1806 | s->outfile = tcc_strdup(optarg);
|
---|
1807 | break;
|
---|
1808 | case TCC_OPTION_r:
|
---|
1809 | /* generate a .o merging several output files */
|
---|
1810 | s->option_r = 1;
|
---|
1811 | x = TCC_OUTPUT_OBJ;
|
---|
1812 | goto set_output_type;
|
---|
1813 | case TCC_OPTION_isystem:
|
---|
1814 | tcc_add_sysinclude_path(s, optarg);
|
---|
1815 | break;
|
---|
1816 | case TCC_OPTION_include:
|
---|
1817 | dynarray_add(&s->cmd_include_files,
|
---|
1818 | &s->nb_cmd_include_files, tcc_strdup(optarg));
|
---|
1819 | break;
|
---|
1820 | case TCC_OPTION_nostdinc:
|
---|
1821 | s->nostdinc = 1;
|
---|
1822 | break;
|
---|
1823 | case TCC_OPTION_nostdlib:
|
---|
1824 | s->nostdlib = 1;
|
---|
1825 | break;
|
---|
1826 | case TCC_OPTION_run:
|
---|
1827 | #ifndef TCC_IS_NATIVE
|
---|
1828 | tcc_error("-run is not available in a cross compiler");
|
---|
1829 | #endif
|
---|
1830 | run = optarg;
|
---|
1831 | x = TCC_OUTPUT_MEMORY;
|
---|
1832 | goto set_output_type;
|
---|
1833 | case TCC_OPTION_v:
|
---|
1834 | do ++s->verbose; while (*optarg++ == 'v');
|
---|
1835 | ++noaction;
|
---|
1836 | break;
|
---|
1837 | case TCC_OPTION_f:
|
---|
1838 | if (set_flag(s, options_f, optarg) < 0)
|
---|
1839 | goto unsupported_option;
|
---|
1840 | break;
|
---|
1841 | #ifdef TCC_TARGET_ARM
|
---|
1842 | case TCC_OPTION_mfloat_abi:
|
---|
1843 | /* tcc doesn't support soft float yet */
|
---|
1844 | if (!strcmp(optarg, "softfp")) {
|
---|
1845 | s->float_abi = ARM_SOFTFP_FLOAT;
|
---|
1846 | tcc_undefine_symbol(s, "__ARM_PCS_VFP");
|
---|
1847 | } else if (!strcmp(optarg, "hard"))
|
---|
1848 | s->float_abi = ARM_HARD_FLOAT;
|
---|
1849 | else
|
---|
1850 | tcc_error("unsupported float abi '%s'", optarg);
|
---|
1851 | break;
|
---|
1852 | #endif
|
---|
1853 | case TCC_OPTION_m:
|
---|
1854 | if (set_flag(s, options_m, optarg) < 0) {
|
---|
1855 | if (x = atoi(optarg), x != 32 && x != 64)
|
---|
1856 | goto unsupported_option;
|
---|
1857 | if (PTR_SIZE != x/8)
|
---|
1858 | return x;
|
---|
1859 | ++noaction;
|
---|
1860 | }
|
---|
1861 | break;
|
---|
1862 | case TCC_OPTION_W:
|
---|
1863 | if (set_flag(s, options_W, optarg) < 0)
|
---|
1864 | goto unsupported_option;
|
---|
1865 | break;
|
---|
1866 | case TCC_OPTION_w:
|
---|
1867 | s->warn_none = 1;
|
---|
1868 | break;
|
---|
1869 | case TCC_OPTION_rdynamic:
|
---|
1870 | s->rdynamic = 1;
|
---|
1871 | break;
|
---|
1872 | case TCC_OPTION_Wl:
|
---|
1873 | if (linker_arg.size)
|
---|
1874 | --linker_arg.size, cstr_ccat(&linker_arg, ',');
|
---|
1875 | cstr_cat(&linker_arg, optarg, 0);
|
---|
1876 | if (tcc_set_linker(s, linker_arg.data))
|
---|
1877 | cstr_free(&linker_arg);
|
---|
1878 | break;
|
---|
1879 | case TCC_OPTION_Wp:
|
---|
1880 | r = optarg;
|
---|
1881 | goto reparse;
|
---|
1882 | case TCC_OPTION_E:
|
---|
1883 | x = TCC_OUTPUT_PREPROCESS;
|
---|
1884 | goto set_output_type;
|
---|
1885 | case TCC_OPTION_P:
|
---|
1886 | s->Pflag = atoi(optarg) + 1;
|
---|
1887 | break;
|
---|
1888 | case TCC_OPTION_MD:
|
---|
1889 | s->gen_deps = 1;
|
---|
1890 | break;
|
---|
1891 | case TCC_OPTION_MF:
|
---|
1892 | s->deps_outfile = tcc_strdup(optarg);
|
---|
1893 | break;
|
---|
1894 | case TCC_OPTION_dumpversion:
|
---|
1895 | printf ("%s\n", TCC_VERSION);
|
---|
1896 | exit(0);
|
---|
1897 | break;
|
---|
1898 | case TCC_OPTION_x:
|
---|
1899 | if (*optarg == 'c')
|
---|
1900 | s->filetype = AFF_TYPE_C;
|
---|
1901 | else if (*optarg == 'a')
|
---|
1902 | s->filetype = AFF_TYPE_ASMPP;
|
---|
1903 | else if (*optarg == 'n')
|
---|
1904 | s->filetype = AFF_TYPE_NONE;
|
---|
1905 | else
|
---|
1906 | tcc_warning("unsupported language '%s'", optarg);
|
---|
1907 | break;
|
---|
1908 | case TCC_OPTION_O:
|
---|
1909 | last_o = atoi(optarg);
|
---|
1910 | break;
|
---|
1911 | case TCC_OPTION_print_search_dirs:
|
---|
1912 | x = OPT_PRINT_DIRS;
|
---|
1913 | goto extra_action;
|
---|
1914 | case TCC_OPTION_impdef:
|
---|
1915 | x = OPT_IMPDEF;
|
---|
1916 | goto extra_action;
|
---|
1917 | case TCC_OPTION_ar:
|
---|
1918 | x = OPT_AR;
|
---|
1919 | extra_action:
|
---|
1920 | arg_start = optind - 1;
|
---|
1921 | if (arg_start != noaction)
|
---|
1922 | tcc_error("cannot parse %s here", r);
|
---|
1923 | tool = x;
|
---|
1924 | break;
|
---|
1925 | case TCC_OPTION_traditional:
|
---|
1926 | case TCC_OPTION_pedantic:
|
---|
1927 | case TCC_OPTION_pipe:
|
---|
1928 | case TCC_OPTION_s:
|
---|
1929 | /* ignored */
|
---|
1930 | break;
|
---|
1931 | default:
|
---|
1932 | unsupported_option:
|
---|
1933 | if (s->warn_unsupported)
|
---|
1934 | tcc_warning("unsupported option '%s'", r);
|
---|
1935 | break;
|
---|
1936 | }
|
---|
1937 | }
|
---|
1938 | if (last_o > 0)
|
---|
1939 | tcc_define_symbol(s, "__OPTIMIZE__", NULL);
|
---|
1940 | if (linker_arg.size) {
|
---|
1941 | r = linker_arg.data;
|
---|
1942 | goto arg_err;
|
---|
1943 | }
|
---|
1944 | *pargc = argc - arg_start;
|
---|
1945 | *pargv = argv + arg_start;
|
---|
1946 | if (tool)
|
---|
1947 | return tool;
|
---|
1948 | if (optind != noaction)
|
---|
1949 | return 0;
|
---|
1950 | if (s->verbose == 2)
|
---|
1951 | return OPT_PRINT_DIRS;
|
---|
1952 | if (s->verbose)
|
---|
1953 | return OPT_V;
|
---|
1954 | return OPT_HELP;
|
---|
1955 | }
|
---|
1956 |
|
---|
1957 | LIBTCCAPI void tcc_set_options(TCCState *s, const char *r)
|
---|
1958 | {
|
---|
1959 | char **argv = NULL;
|
---|
1960 | int argc = 0;
|
---|
1961 | args_parser_make_argv(r, &argc, &argv);
|
---|
1962 | tcc_parse_args(s, &argc, &argv, 0);
|
---|
1963 | dynarray_reset(&argv, &argc);
|
---|
1964 | }
|
---|
1965 |
|
---|
1966 | PUB_FUNC void tcc_print_stats(TCCState *s, unsigned total_time)
|
---|
1967 | {
|
---|
1968 | if (total_time < 1)
|
---|
1969 | total_time = 1;
|
---|
1970 | if (total_bytes < 1)
|
---|
1971 | total_bytes = 1;
|
---|
1972 | fprintf(stderr, "* %d idents, %d lines, %d bytes\n"
|
---|
1973 | "* %0.3f s, %u lines/s, %0.1f MB/s\n",
|
---|
1974 | tok_ident - TOK_IDENT, total_lines, total_bytes,
|
---|
1975 | (double)total_time/1000,
|
---|
1976 | (unsigned)total_lines*1000/total_time,
|
---|
1977 | (double)total_bytes/1000/total_time);
|
---|
1978 | #ifdef MEM_DEBUG
|
---|
1979 | fprintf(stderr, "* %d bytes memory used\n", mem_max_size);
|
---|
1980 | #endif
|
---|
1981 | }
|
---|