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feaee4bd | 1 | /* The IGEN simulator generator for GDB, the GNU Debugger. |
c906108c | 2 | |
6aba47ca | 3 | Copyright 2002, 2007 Free Software Foundation, Inc. |
c906108c | 4 | |
feaee4bd AC |
5 | Contributed by Andrew Cagney. |
6 | ||
7 | This file is part of GDB. | |
8 | ||
9 | This program is free software; you can redistribute it and/or modify | |
10 | it under the terms of the GNU General Public License as published by | |
11 | the Free Software Foundation; either version 2 of the License, or | |
12 | (at your option) any later version. | |
13 | ||
14 | This program is distributed in the hope that it will be useful, | |
15 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | GNU General Public License for more details. | |
18 | ||
19 | You should have received a copy of the GNU General Public License | |
20 | along with this program; if not, write to the Free Software | |
21 | Foundation, Inc., 59 Temple Place - Suite 330, | |
22 | Boston, MA 02111-1307, USA. */ | |
c906108c | 23 | |
c906108c SS |
24 | |
25 | ||
26 | #include <stdio.h> | |
27 | #include <stdarg.h> | |
28 | #include <ctype.h> | |
29 | ||
30 | #include "config.h" | |
31 | #include "misc.h" | |
32 | #include "lf.h" | |
33 | ||
34 | #ifdef HAVE_STDLIB_H | |
35 | #include <stdlib.h> | |
36 | #endif | |
37 | ||
38 | #ifdef HAVE_STRING_H | |
39 | #include <string.h> | |
40 | #else | |
41 | #ifdef HAVE_STRINGS_H | |
42 | #include <strings.h> | |
43 | #endif | |
44 | #endif | |
45 | ||
4e0bf4c4 AC |
46 | struct _lf |
47 | { | |
c906108c | 48 | FILE *stream; |
4e0bf4c4 | 49 | int line_nr; /* nr complete lines written, curr line is line_nr+1 */ |
c906108c SS |
50 | int indent; |
51 | int line_blank; | |
52 | const char *name; | |
53 | const char *program; | |
54 | lf_file_references references; | |
55 | lf_file_type type; | |
56 | }; | |
57 | ||
58 | ||
59 | lf * | |
60 | lf_open (char *name, | |
61 | char *real_name, | |
62 | lf_file_references references, | |
4e0bf4c4 | 63 | lf_file_type type, const char *program) |
c906108c SS |
64 | { |
65 | /* create a file object */ | |
4e0bf4c4 | 66 | lf *new_lf = ZALLOC (lf); |
c906108c SS |
67 | ASSERT (new_lf != NULL); |
68 | new_lf->references = references; | |
69 | new_lf->type = type; | |
70 | new_lf->name = (real_name == NULL ? name : real_name); | |
71 | new_lf->program = program; | |
72 | /* attach to stdout if pipe */ | |
4e0bf4c4 AC |
73 | if (!strcmp (name, "-")) |
74 | { | |
75 | new_lf->stream = stdout; | |
76 | } | |
77 | else | |
78 | { | |
79 | /* create a new file */ | |
80 | new_lf->stream = fopen (name, "w"); | |
81 | if (new_lf->stream == NULL) | |
82 | { | |
83 | perror (name); | |
84 | exit (1); | |
85 | } | |
c906108c | 86 | } |
c906108c SS |
87 | return new_lf; |
88 | } | |
89 | ||
90 | ||
91 | void | |
4e0bf4c4 | 92 | lf_close (lf *file) |
c906108c | 93 | { |
4e0bf4c4 AC |
94 | if (file->stream != stdout) |
95 | { | |
96 | if (fclose (file->stream)) | |
97 | { | |
98 | perror ("lf_close.fclose"); | |
99 | exit (1); | |
100 | } | |
101 | free (file); | |
c906108c | 102 | } |
c906108c SS |
103 | } |
104 | ||
105 | ||
106 | int | |
4e0bf4c4 | 107 | lf_putchr (lf *file, const char chr) |
c906108c SS |
108 | { |
109 | int nr = 0; | |
4e0bf4c4 AC |
110 | if (chr == '\n') |
111 | { | |
112 | file->line_nr += 1; | |
113 | file->line_blank = 1; | |
114 | } | |
115 | else if (file->line_blank) | |
116 | { | |
117 | int pad; | |
118 | for (pad = file->indent; pad > 0; pad--) | |
119 | putc (' ', file->stream); | |
120 | nr += file->indent; | |
121 | file->line_blank = 0; | |
122 | } | |
123 | putc (chr, file->stream); | |
c906108c SS |
124 | nr += 1; |
125 | return nr; | |
126 | } | |
127 | ||
128 | int | |
4e0bf4c4 | 129 | lf_write (lf *file, const char *string, int strlen_string) |
c906108c SS |
130 | { |
131 | int nr = 0; | |
132 | int i; | |
133 | for (i = 0; i < strlen_string; i++) | |
134 | nr += lf_putchr (file, string[i]); | |
135 | return nr; | |
136 | } | |
137 | ||
138 | ||
139 | void | |
4e0bf4c4 | 140 | lf_indent_suppress (lf *file) |
c906108c SS |
141 | { |
142 | file->line_blank = 0; | |
143 | } | |
144 | ||
145 | ||
146 | int | |
4e0bf4c4 | 147 | lf_putstr (lf *file, const char *string) |
c906108c SS |
148 | { |
149 | int nr = 0; | |
150 | const char *chp; | |
4e0bf4c4 AC |
151 | if (string != NULL) |
152 | { | |
153 | for (chp = string; *chp != '\0'; chp++) | |
154 | { | |
155 | nr += lf_putchr (file, *chp); | |
156 | } | |
c906108c | 157 | } |
c906108c SS |
158 | return nr; |
159 | } | |
160 | ||
161 | static int | |
4e0bf4c4 | 162 | do_lf_putunsigned (lf *file, unsigned u) |
c906108c SS |
163 | { |
164 | int nr = 0; | |
4e0bf4c4 AC |
165 | if (u > 0) |
166 | { | |
167 | nr += do_lf_putunsigned (file, u / 10); | |
168 | nr += lf_putchr (file, (u % 10) + '0'); | |
169 | } | |
c906108c SS |
170 | return nr; |
171 | } | |
172 | ||
173 | ||
174 | int | |
4e0bf4c4 | 175 | lf_putint (lf *file, int decimal) |
c906108c SS |
176 | { |
177 | int nr = 0; | |
178 | if (decimal == 0) | |
4e0bf4c4 AC |
179 | nr += lf_putchr (file, '0'); |
180 | else if (decimal < 0) | |
181 | { | |
182 | nr += lf_putchr (file, '-'); | |
183 | nr += do_lf_putunsigned (file, -decimal); | |
184 | } | |
185 | else if (decimal > 0) | |
186 | { | |
187 | nr += do_lf_putunsigned (file, decimal); | |
188 | } | |
c906108c | 189 | else |
4e0bf4c4 | 190 | ASSERT (0); |
c906108c SS |
191 | return nr; |
192 | } | |
193 | ||
194 | ||
195 | int | |
4e0bf4c4 | 196 | lf_printf (lf *file, const char *fmt, ...) |
c906108c SS |
197 | { |
198 | int nr = 0; | |
199 | char buf[1024]; | |
200 | va_list ap; | |
201 | ||
202 | va_start (ap, fmt); | |
203 | vsprintf (buf, fmt, ap); | |
204 | /* FIXME - this is really stuffed but so is vsprintf() on a sun! */ | |
205 | ASSERT (strlen (buf) < sizeof (buf)); | |
206 | nr += lf_putstr (file, buf); | |
4e0bf4c4 | 207 | va_end (ap); |
c906108c SS |
208 | return nr; |
209 | } | |
210 | ||
211 | ||
212 | int | |
4e0bf4c4 | 213 | lf_print__line_ref (lf *file, line_ref *line) |
c906108c SS |
214 | { |
215 | return lf_print__external_ref (file, line->line_nr, line->file_name); | |
216 | } | |
217 | ||
218 | int | |
4e0bf4c4 | 219 | lf_print__external_ref (lf *file, int line_nr, const char *file_name) |
c906108c SS |
220 | { |
221 | int nr = 0; | |
222 | switch (file->references) | |
223 | { | |
224 | case lf_include_references: | |
4e0bf4c4 | 225 | lf_indent_suppress (file); |
c906108c SS |
226 | nr += lf_putstr (file, "#line "); |
227 | nr += lf_putint (file, line_nr); | |
228 | nr += lf_putstr (file, " \""); | |
229 | nr += lf_putstr (file, file_name); | |
230 | nr += lf_putstr (file, "\"\n"); | |
231 | break; | |
232 | case lf_omit_references: | |
233 | nr += lf_putstr (file, "/* "); | |
234 | nr += lf_putstr (file, file_name); | |
235 | nr += lf_putstr (file, ":"); | |
236 | nr += lf_putint (file, line_nr); | |
237 | nr += lf_putstr (file, "*/\n"); | |
238 | break; | |
239 | } | |
240 | return nr; | |
241 | } | |
242 | ||
243 | int | |
244 | lf_print__internal_ref (lf *file) | |
245 | { | |
246 | int nr = 0; | |
4e0bf4c4 | 247 | nr += lf_print__external_ref (file, file->line_nr + 2, file->name); |
c906108c SS |
248 | /* line_nr == last_line, want to number from next */ |
249 | return nr; | |
250 | } | |
251 | ||
252 | void | |
253 | lf_indent (lf *file, int delta) | |
254 | { | |
255 | file->indent += delta; | |
256 | } | |
257 | ||
258 | ||
259 | int | |
260 | lf_print__gnu_copyleft (lf *file) | |
261 | { | |
262 | int nr = 0; | |
4e0bf4c4 AC |
263 | switch (file->type) |
264 | { | |
265 | case lf_is_c: | |
266 | case lf_is_h: | |
267 | nr += lf_printf (file, "\ | |
feaee4bd | 268 | /* This file is part of GDB.\n\ |
4e62efb8 | 269 | \n\ |
feaee4bd | 270 | Copyright 2002 Free Software Foundation, Inc.\n\ |
4e62efb8 | 271 | \n\ |
feaee4bd AC |
272 | This program is free software; you can redistribute it and/or modify\n\ |
273 | it under the terms of the GNU General Public License as published by\n\ | |
274 | the Free Software Foundation; either version 2 of the License, or\n\ | |
275 | (at your option) any later version.\n\ | |
4e62efb8 | 276 | \n\ |
feaee4bd AC |
277 | This program is distributed in the hope that it will be useful,\n\ |
278 | but WITHOUT ANY WARRANTY; without even the implied warranty of\n\ | |
279 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n\ | |
280 | GNU General Public License for more details.\n\ | |
4e62efb8 | 281 | \n\ |
feaee4bd AC |
282 | You should have received a copy of the GNU General Public License\n\ |
283 | along with this program; if not, write to the Free Software\n\ | |
284 | Foundation, Inc., 59 Temple Place - Suite 330,\n\ | |
285 | Boston, MA 02111-1307, USA.\n\ | |
4e62efb8 | 286 | \n\ |
feaee4bd | 287 | --\n\ |
4e62efb8 | 288 | \n\ |
feaee4bd | 289 | This file was generated by the program %s */\n\ |
4e0bf4c4 AC |
290 | ", filter_filename (file->program)); |
291 | break; | |
292 | default: | |
293 | ASSERT (0); | |
294 | break; | |
295 | } | |
c906108c SS |
296 | return nr; |
297 | } | |
298 | ||
299 | ||
300 | int | |
4e0bf4c4 | 301 | lf_putbin (lf *file, int decimal, int width) |
c906108c SS |
302 | { |
303 | int nr = 0; | |
304 | int bit; | |
4e0bf4c4 AC |
305 | ASSERT (width > 0); |
306 | for (bit = 1 << (width - 1); bit != 0; bit >>= 1) | |
307 | { | |
308 | if (decimal & bit) | |
309 | nr += lf_putchr (file, '1'); | |
310 | else | |
311 | nr += lf_putchr (file, '0'); | |
312 | } | |
c906108c SS |
313 | return nr; |
314 | } | |
315 | ||
316 | int | |
4e0bf4c4 | 317 | lf_print__this_file_is_empty (lf *file, const char *reason) |
c906108c SS |
318 | { |
319 | int nr = 0; | |
4e0bf4c4 AC |
320 | switch (file->type) |
321 | { | |
322 | case lf_is_c: | |
323 | case lf_is_h: | |
324 | nr += lf_printf (file, | |
325 | "/* This generated file (%s) is intentionally left blank", | |
326 | file->name); | |
327 | if (reason != NULL) | |
328 | nr += lf_printf (file, " - %s", reason); | |
329 | nr += lf_printf (file, " */\n"); | |
330 | break; | |
331 | default: | |
332 | ERROR ("Bad switch"); | |
333 | } | |
c906108c SS |
334 | return nr; |
335 | } | |
336 | ||
337 | int | |
4e0bf4c4 | 338 | lf_print__ucase_filename (lf *file) |
c906108c SS |
339 | { |
340 | int nr = 0; | |
341 | const char *chp = file->name; | |
4e0bf4c4 AC |
342 | while (*chp != '\0') |
343 | { | |
344 | char ch = *chp; | |
345 | if (islower (ch)) | |
346 | { | |
347 | nr += lf_putchr (file, toupper (ch)); | |
348 | } | |
349 | else if (ch == '.') | |
350 | nr += lf_putchr (file, '_'); | |
351 | else | |
352 | nr += lf_putchr (file, ch); | |
353 | chp++; | |
c906108c | 354 | } |
c906108c SS |
355 | return nr; |
356 | } | |
357 | ||
358 | int | |
4e0bf4c4 | 359 | lf_print__file_start (lf *file) |
c906108c SS |
360 | { |
361 | int nr = 0; | |
4e0bf4c4 AC |
362 | switch (file->type) |
363 | { | |
364 | case lf_is_h: | |
365 | case lf_is_c: | |
366 | nr += lf_print__gnu_copyleft (file); | |
367 | nr += lf_printf (file, "\n"); | |
368 | nr += lf_printf (file, "#ifndef "); | |
369 | nr += lf_print__ucase_filename (file); | |
370 | nr += lf_printf (file, "\n"); | |
371 | nr += lf_printf (file, "#define "); | |
372 | nr += lf_print__ucase_filename (file); | |
373 | nr += lf_printf (file, "\n"); | |
374 | nr += lf_printf (file, "\n"); | |
375 | break; | |
376 | default: | |
377 | ASSERT (0); | |
378 | } | |
c906108c SS |
379 | return nr; |
380 | } | |
381 | ||
382 | ||
383 | int | |
4e0bf4c4 | 384 | lf_print__file_finish (lf *file) |
c906108c SS |
385 | { |
386 | int nr = 0; | |
4e0bf4c4 AC |
387 | switch (file->type) |
388 | { | |
389 | case lf_is_h: | |
390 | case lf_is_c: | |
391 | nr += lf_printf (file, "\n"); | |
392 | nr += lf_printf (file, "#endif /* _"); | |
393 | nr += lf_print__ucase_filename (file); | |
394 | nr += lf_printf (file, "_*/\n"); | |
395 | break; | |
396 | default: | |
397 | ASSERT (0); | |
398 | } | |
c906108c SS |
399 | return nr; |
400 | } | |
401 | ||
402 | ||
403 | int | |
404 | lf_print__function_type (lf *file, | |
405 | const char *type, | |
4e0bf4c4 | 406 | const char *prefix, const char *trailing_space) |
c906108c SS |
407 | { |
408 | int nr = 0; | |
409 | nr += lf_printf (file, "%s\\\n(%s)", prefix, type); | |
410 | if (trailing_space != NULL) | |
411 | nr += lf_printf (file, "%s", trailing_space); | |
412 | return nr; | |
413 | } | |
414 | ||
415 | int | |
416 | lf_print__function_type_function (lf *file, | |
4e0bf4c4 | 417 | print_function * print_type, |
c906108c SS |
418 | const char *prefix, |
419 | const char *trailing_space) | |
420 | { | |
421 | int nr = 0; | |
422 | nr += lf_printf (file, "%s\\\n(", prefix); | |
423 | nr += print_type (file); | |
424 | nr += lf_printf (file, ")"); | |
425 | if (trailing_space != NULL) | |
426 | nr += lf_printf (file, "%s", trailing_space); | |
427 | return nr; | |
428 | } |