Commit | Line | Data |
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c906108c SS |
1 | /* This file is part of the program psim. |
2 | ||
3 | Copyright (C) 1994-1995, Andrew Cagney <cagney@highland.com.au> | |
4 | ||
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
3fd725ef | 7 | the Free Software Foundation; either version 3 of the License, or |
c906108c SS |
8 | (at your option) any later version. |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU General Public License for more details. | |
51b318de | 14 | |
c906108c | 15 | You should have received a copy of the GNU General Public License |
51b318de JB |
16 | along with this program; if not, see <http://www.gnu.org/licenses/>. |
17 | ||
c906108c SS |
18 | */ |
19 | ||
20 | ||
21 | #include <stdio.h> | |
22 | #include <stdarg.h> | |
23 | #include <ctype.h> | |
24 | ||
68a3e151 | 25 | #include "build-config.h" |
c906108c SS |
26 | #include "misc.h" |
27 | #include "lf.h" | |
28 | ||
29 | #ifdef HAVE_STDLIB_H | |
30 | #include <stdlib.h> | |
31 | #endif | |
32 | ||
33 | #ifdef HAVE_STRING_H | |
34 | #include <string.h> | |
35 | #else | |
36 | #ifdef HAVE_STRINGS_H | |
37 | #include <strings.h> | |
38 | #endif | |
39 | #endif | |
40 | ||
41 | struct _lf { | |
42 | FILE *stream; | |
43 | int line_nr; /* nr complete lines written, curr line is line_nr+1 */ | |
44 | int indent; | |
45 | int line_blank; | |
46 | const char *name; | |
47 | const char *program; | |
48 | lf_file_references references; | |
49 | lf_file_type type; | |
50 | }; | |
51 | ||
52 | ||
53 | lf * | |
54 | lf_open(char *name, | |
55 | char *real_name, | |
56 | lf_file_references references, | |
57 | lf_file_type type, | |
58 | const char *program) | |
59 | { | |
60 | /* create a file object */ | |
61 | lf *new_lf = ZALLOC(lf); | |
62 | ASSERT(new_lf != NULL); | |
63 | new_lf->references = references; | |
64 | new_lf->type = type; | |
65 | new_lf->name = (real_name == NULL ? name : real_name); | |
66 | new_lf->program = program; | |
67 | /* attach to stdout if pipe */ | |
68 | if (!strcmp(name, "-")) { | |
69 | new_lf->stream = stdout; | |
70 | } | |
71 | else { | |
72 | /* create a new file */ | |
73 | new_lf->stream = fopen(name, "w"); | |
74 | if (new_lf->stream == NULL) { | |
75 | perror(name); | |
76 | exit(1); | |
77 | } | |
78 | } | |
79 | return new_lf; | |
80 | } | |
81 | ||
82 | ||
83 | void | |
84 | lf_close(lf *file) | |
85 | { | |
86 | if (file->stream != stdout) { | |
87 | if (fclose(file->stream)) { | |
88 | perror("lf_close.fclose"); | |
89 | exit(1); | |
90 | } | |
91 | free(file); | |
92 | } | |
93 | } | |
94 | ||
95 | ||
96 | int | |
97 | lf_putchr(lf *file, | |
98 | const char chr) | |
99 | { | |
100 | int nr = 0; | |
101 | if (chr == '\n') { | |
102 | file->line_nr += 1; | |
103 | file->line_blank = 1; | |
104 | } | |
105 | else if (file->line_blank) { | |
106 | int pad; | |
107 | for (pad = file->indent; pad > 0; pad--) | |
108 | putc(' ', file->stream); | |
109 | nr += file->indent; | |
110 | file->line_blank = 0; | |
111 | } | |
112 | putc(chr, file->stream); | |
113 | nr += 1; | |
114 | return nr; | |
115 | } | |
116 | ||
117 | void | |
118 | lf_indent_suppress(lf *file) | |
119 | { | |
120 | file->line_blank = 0; | |
121 | } | |
122 | ||
123 | ||
124 | int | |
125 | lf_putstr(lf *file, | |
126 | const char *string) | |
127 | { | |
128 | int nr = 0; | |
129 | const char *chp; | |
130 | if (string != NULL) { | |
131 | for (chp = string; *chp != '\0'; chp++) { | |
132 | nr += lf_putchr(file, *chp); | |
133 | } | |
134 | } | |
135 | return nr; | |
136 | } | |
137 | ||
138 | static int | |
139 | do_lf_putunsigned(lf *file, | |
140 | unsigned u) | |
141 | { | |
142 | int nr = 0; | |
143 | if (u > 0) { | |
144 | nr += do_lf_putunsigned(file, u / 10); | |
145 | nr += lf_putchr(file, (u % 10) + '0'); | |
146 | } | |
147 | return nr; | |
148 | } | |
149 | ||
150 | ||
151 | int | |
152 | lf_putint(lf *file, | |
153 | int decimal) | |
154 | { | |
155 | int nr = 0; | |
156 | if (decimal == 0) | |
157 | nr += lf_putchr(file, '0'); | |
158 | else if (decimal < 0) { | |
159 | nr += lf_putchr(file, '-'); | |
160 | nr += do_lf_putunsigned(file, -decimal); | |
161 | } | |
162 | else if (decimal > 0) { | |
163 | nr += do_lf_putunsigned(file, decimal); | |
164 | } | |
165 | else | |
166 | ASSERT(0); | |
167 | return nr; | |
168 | } | |
169 | ||
170 | ||
171 | int | |
172 | lf_printf(lf *file, | |
173 | const char *fmt, | |
174 | ...) | |
175 | { | |
176 | int nr = 0; | |
177 | char buf[1024]; | |
178 | va_list ap; | |
179 | ||
180 | va_start(ap, fmt); | |
181 | vsprintf(buf, fmt, ap); | |
182 | /* FIXME - this is really stuffed but so is vsprintf() on a sun! */ | |
183 | ASSERT(strlen(buf) > 0 && strlen(buf) < sizeof(buf)); | |
184 | nr += lf_putstr(file, buf); | |
185 | va_end(ap); | |
186 | return nr; | |
187 | } | |
188 | ||
189 | ||
190 | int | |
191 | lf_print__c_code(lf *file, | |
192 | const char *code) | |
193 | { | |
194 | int nr = 0; | |
195 | const char *chp = code; | |
196 | int in_bit_field = 0; | |
197 | while (*chp != '\0') { | |
198 | if (*chp == '\t') | |
199 | chp++; | |
200 | if (*chp == '#') | |
201 | lf_indent_suppress(file); | |
202 | while (*chp != '\0' && *chp != '\n') { | |
203 | if (chp[0] == '{' && !isspace(chp[1])) { | |
204 | in_bit_field = 1; | |
205 | nr += lf_putchr(file, '_'); | |
206 | } | |
207 | else if (in_bit_field && chp[0] == ':') { | |
208 | nr += lf_putchr(file, '_'); | |
209 | } | |
210 | else if (in_bit_field && *chp == '}') { | |
211 | nr += lf_putchr(file, '_'); | |
212 | in_bit_field = 0; | |
213 | } | |
214 | else { | |
215 | nr += lf_putchr(file, *chp); | |
216 | } | |
217 | chp++; | |
218 | } | |
219 | if (in_bit_field) | |
220 | error("bit field paren miss match some where\n"); | |
221 | if (*chp == '\n') { | |
222 | nr += lf_putchr(file, '\n'); | |
223 | chp++; | |
224 | } | |
225 | } | |
226 | nr += lf_putchr(file, '\n'); | |
227 | return nr; | |
228 | } | |
229 | ||
230 | ||
231 | int | |
232 | lf_print__external_reference(lf *file, | |
233 | int line_nr, | |
234 | const char *file_name) | |
235 | { | |
236 | int nr = 0; | |
237 | switch (file->references) { | |
238 | case lf_include_references: | |
239 | lf_indent_suppress(file); | |
240 | nr += lf_putstr(file, "#line "); | |
241 | nr += lf_putint(file, line_nr); | |
242 | nr += lf_putstr(file, " \""); | |
243 | nr += lf_putstr(file, file_name); | |
244 | nr += lf_putstr(file, "\"\n"); | |
245 | break; | |
246 | case lf_omit_references: | |
247 | break; | |
248 | } | |
249 | return nr; | |
250 | } | |
251 | ||
252 | int | |
253 | lf_print__internal_reference(lf *file) | |
254 | { | |
255 | int nr = 0; | |
256 | nr += lf_print__external_reference(file, file->line_nr+2, file->name); | |
257 | /* line_nr == last_line, want to number from next */ | |
258 | return nr; | |
259 | } | |
260 | ||
261 | void | |
262 | lf_indent(lf *file, int delta) | |
263 | { | |
264 | file->indent += delta; | |
265 | } | |
266 | ||
267 | ||
268 | int | |
269 | lf_print__gnu_copyleft(lf *file) | |
270 | { | |
271 | int nr = 0; | |
272 | switch (file->type) { | |
273 | case lf_is_c: | |
274 | case lf_is_h: | |
d7a97a9b DD |
275 | nr += lf_printf(file, "\n\ |
276 | /* This file is part of the program psim.\n\ | |
277 | \n\ | |
278 | Copyright (C) 1994-1995, Andrew Cagney <cagney@highland.com.au>\n\ | |
279 | \n\ | |
280 | This program is free software; you can redistribute it and/or modify\n\ | |
281 | it under the terms of the GNU General Public License as published by\n\ | |
3fd725ef | 282 | the Free Software Foundation; either version 3 of the License, or\n\ |
d7a97a9b DD |
283 | (at your option) any later version.\n\ |
284 | \n\ | |
285 | This program is distributed in the hope that it will be useful,\n\ | |
286 | but WITHOUT ANY WARRANTY; without even the implied warranty of\n\ | |
287 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n\ | |
288 | GNU General Public License for more details.\n\ | |
51b318de | 289 | \n\ |
d7a97a9b | 290 | You should have received a copy of the GNU General Public License\n\ |
51b318de JB |
291 | along with this program; if not, see <http://www.gnu.org/licenses/>.\n\ |
292 | \n\ | |
d7a97a9b DD |
293 | --\n\ |
294 | \n\ | |
295 | This file was generated by the program %s */\n\ | |
c906108c SS |
296 | ", filter_filename(file->program)); |
297 | break; | |
298 | default: | |
299 | ASSERT(0); | |
300 | break; | |
301 | } | |
302 | return nr; | |
303 | } | |
304 | ||
305 | ||
306 | int | |
307 | lf_putbin(lf *file, int decimal, int width) | |
308 | { | |
309 | int nr = 0; | |
310 | int bit; | |
311 | ASSERT(width > 0); | |
312 | for (bit = 1 << (width-1); bit != 0; bit >>= 1) { | |
313 | if (decimal & bit) | |
314 | nr += lf_putchr(file, '1'); | |
315 | else | |
316 | nr += lf_putchr(file, '0'); | |
317 | } | |
318 | return nr; | |
319 | } | |
320 | ||
321 | int | |
322 | lf_print__this_file_is_empty(lf *file) | |
323 | { | |
324 | int nr = 0; | |
325 | switch (file->type) { | |
326 | case lf_is_c: | |
327 | case lf_is_h: | |
328 | nr += lf_printf(file, | |
329 | "/* This generated file (%s) is intentionally left blank */\n", | |
330 | file->name); | |
331 | break; | |
332 | default: | |
333 | ASSERT(0); | |
334 | } | |
335 | return nr; | |
336 | } | |
337 | ||
338 | int | |
339 | lf_print__ucase_filename(lf *file) | |
340 | { | |
341 | int nr = 0; | |
342 | const char *chp = file->name; | |
343 | while (*chp != '\0') { | |
344 | char ch = *chp; | |
345 | if (islower(ch)) { | |
346 | nr += lf_putchr(file, toupper(ch)); | |
347 | } | |
348 | else if (ch == '.') | |
349 | nr += lf_putchr(file, '_'); | |
350 | else | |
351 | nr += lf_putchr(file, ch); | |
352 | chp++; | |
353 | } | |
354 | return nr; | |
355 | } | |
356 | ||
357 | int | |
358 | lf_print__file_start(lf *file) | |
359 | { | |
360 | int nr = 0; | |
361 | switch (file->type) { | |
362 | case lf_is_h: | |
363 | case lf_is_c: | |
364 | nr += lf_print__gnu_copyleft(file); | |
365 | nr += lf_printf(file, "\n"); | |
366 | nr += lf_printf(file, "#ifndef _"); | |
367 | nr += lf_print__ucase_filename(file); | |
368 | nr += lf_printf(file, "_\n"); | |
369 | nr += lf_printf(file, "#define _"); | |
370 | nr += lf_print__ucase_filename(file); | |
371 | nr += lf_printf(file, "_\n"); | |
372 | nr += lf_printf(file, "\n"); | |
373 | break; | |
374 | default: | |
375 | ASSERT(0); | |
376 | } | |
377 | return nr; | |
378 | } | |
379 | ||
380 | ||
381 | int | |
382 | lf_print__file_finish(lf *file) | |
383 | { | |
384 | int nr = 0; | |
385 | switch (file->type) { | |
386 | case lf_is_h: | |
387 | case lf_is_c: | |
388 | nr += lf_printf(file, "\n"); | |
389 | nr += lf_printf(file, "#endif /* _"); | |
390 | nr += lf_print__ucase_filename(file); | |
391 | nr += lf_printf(file, "_*/\n"); | |
392 | break; | |
393 | default: | |
394 | ASSERT(0); | |
395 | } | |
396 | return nr; | |
397 | } | |
398 | ||
399 | ||
400 | int | |
401 | lf_print_function_type(lf *file, | |
402 | const char *type, | |
403 | const char *prefix, | |
404 | const char *trailing_space) | |
405 | { | |
406 | int nr = 0; | |
407 | nr += lf_printf(file, "%s\\\n(%s)", prefix, type); | |
408 | if (trailing_space != NULL) | |
409 | nr += lf_printf(file, "%s", trailing_space); | |
410 | #if 0 | |
411 | const char *type_pointer = strrchr(type, '*'); | |
412 | int type_pointer_offset = (type_pointer != NULL | |
413 | ? type_pointer - type | |
414 | : 0); | |
415 | if (type_pointer == NULL) { | |
416 | lf_printf(file, "%s %s", type, prefix); | |
417 | } | |
418 | else { | |
419 | char *munged_type = (char*)zalloc(strlen(type) | |
420 | + strlen(prefix) | |
421 | + strlen(" * ") | |
422 | + 1); | |
423 | strcpy(munged_type, type); | |
424 | munged_type[type_pointer_offset] = '\0'; | |
425 | if (type_pointer_offset > 0 && type[type_pointer_offset-1] != ' ') | |
426 | strcat(munged_type, " "); | |
427 | strcat(munged_type, prefix); | |
428 | strcat(munged_type, " "); | |
429 | strcat(munged_type, type + type_pointer_offset); | |
430 | lf_printf(file, "%s", munged_type); | |
431 | free(munged_type); | |
432 | } | |
433 | if (trailing_space != NULL && type_pointer_offset < strlen(type) - 1) | |
434 | lf_printf(file, trailing_space); | |
435 | #endif | |
436 | return nr; | |
437 | } | |
438 |