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442fe3bf DF |
1 | /* |
2 | * Copyright (c) 1980 Regents of the University of California. | |
c9bf2796 KB |
3 | * All rights reserved. |
4 | * | |
5 | * Redistribution and use in source and binary forms are permitted | |
9c50374f KB |
6 | * provided that the above copyright notice and this paragraph are |
7 | * duplicated in all such forms and that any documentation, | |
8 | * advertising materials, and other materials related to such | |
9 | * distribution and use acknowledge that the software was developed | |
10 | * by the University of California, Berkeley. The name of the | |
11 | * University may not be used to endorse or promote products derived | |
12 | * from this software without specific prior written permission. | |
13 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR | |
14 | * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED | |
15 | * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. | |
442fe3bf DF |
16 | */ |
17 | ||
18 | #ifndef lint | |
9c50374f | 19 | static char sccsid[] = "@(#)touch.c 5.3 (Berkeley) %G%"; |
c9bf2796 | 20 | #endif /* not lint */ |
442fe3bf | 21 | |
c99ba90a BJ |
22 | #include <stdio.h> |
23 | #include <ctype.h> | |
24 | #include <sys/types.h> | |
25 | #include <sys/stat.h> | |
26 | #include <signal.h> | |
27 | #include "error.h" | |
28 | ||
58195f21 RH |
29 | /* |
30 | * Iterate through errors | |
31 | */ | |
32 | #define EITERATE(p, fv, i) for (p = fv[i]; p < fv[i+1]; p++) | |
33 | #define ECITERATE(ei, p, lb) for (ei = lb; p = errors[ei],ei < nerrors; ei++) | |
34 | ||
35 | #define FILEITERATE(fi, lb) for (fi = lb; fi <= nfiles; fi++) | |
36 | int touchstatus = Q_YES; | |
37 | ||
c99ba90a | 38 | findfiles(nerrors, errors, r_nfiles, r_files) |
58195f21 RH |
39 | int nerrors; |
40 | Eptr *errors; | |
41 | int *r_nfiles; | |
42 | Eptr ***r_files; | |
c99ba90a | 43 | { |
58195f21 RH |
44 | int nfiles; |
45 | Eptr **files; | |
c99ba90a | 46 | |
58195f21 RH |
47 | char *name; |
48 | reg int ei; | |
49 | int fi; | |
50 | reg Eptr errorp; | |
51 | ||
52 | nfiles = countfiles(errors); | |
53 | ||
54 | files = (Eptr**)Calloc(nfiles + 3, sizeof (Eptr*)); | |
c99ba90a BJ |
55 | touchedfiles = (boolean *)Calloc(nfiles+3, sizeof(boolean)); |
56 | /* | |
58195f21 | 57 | * Now, partition off the error messages |
c99ba90a BJ |
58 | * into those that are synchronization, discarded or |
59 | * not specific to any file, and those that were | |
60 | * nulled or true errors. | |
61 | */ | |
62 | files[0] = &errors[0]; | |
58195f21 RH |
63 | ECITERATE(ei, errorp, 0){ |
64 | if ( ! (NOTSORTABLE(errorp->error_e_class))) | |
65 | break; | |
c99ba90a BJ |
66 | } |
67 | /* | |
58195f21 | 68 | * Now, and partition off all error messages |
c99ba90a BJ |
69 | * for a given file. |
70 | */ | |
58195f21 | 71 | files[1] = &errors[ei]; |
c99ba90a | 72 | touchedfiles[0] = touchedfiles[1] = FALSE; |
58195f21 RH |
73 | name = "\1"; |
74 | fi = 1; | |
75 | ECITERATE(ei, errorp, ei){ | |
76 | if ( (errorp->error_e_class == C_NULLED) | |
77 | || (errorp->error_e_class == C_TRUE) ){ | |
78 | if (strcmp(errorp->error_text[0], name) != 0){ | |
79 | name = errorp->error_text[0]; | |
80 | touchedfiles[fi] = FALSE; | |
81 | files[fi] = &errors[ei]; | |
82 | fi++; | |
c99ba90a BJ |
83 | } |
84 | } | |
85 | } | |
58195f21 | 86 | files[fi] = &errors[nerrors]; |
c99ba90a BJ |
87 | *r_nfiles = nfiles; |
88 | *r_files = files; | |
89 | } | |
90 | ||
58195f21 RH |
91 | int countfiles(errors) |
92 | Eptr *errors; | |
93 | { | |
94 | char *name; | |
95 | int ei; | |
96 | reg Eptr errorp; | |
97 | ||
98 | int nfiles; | |
99 | nfiles = 0; | |
100 | name = "\1"; | |
101 | ECITERATE(ei, errorp, 0){ | |
102 | if (SORTABLE(errorp->error_e_class)){ | |
103 | if (strcmp(errorp->error_text[0],name) != 0){ | |
104 | nfiles++; | |
105 | name = errorp->error_text[0]; | |
106 | } | |
107 | } | |
108 | } | |
109 | return(nfiles); | |
110 | } | |
c99ba90a BJ |
111 | char *class_table[] = { |
112 | /*C_UNKNOWN 0 */ "Unknown", | |
113 | /*C_IGNORE 1 */ "ignore", | |
114 | /*C_SYNC 2 */ "synchronization", | |
115 | /*C_DISCARD 3 */ "discarded", | |
116 | /*C_NONSPEC 4 */ "non specific", | |
117 | /*C_THISFILE 5 */ "specific to this file", | |
118 | /*C_NULLED 6 */ "nulled", | |
119 | /*C_TRUE 7 */ "true", | |
120 | /*C_DUPL 8 */ "duplicated" | |
121 | }; | |
122 | ||
123 | int class_count[C_LAST - C_FIRST] = {0}; | |
124 | ||
125 | filenames(nfiles, files) | |
126 | int nfiles; | |
58195f21 | 127 | Eptr **files; |
c99ba90a | 128 | { |
58195f21 RH |
129 | reg int fi; |
130 | char *sep = " "; | |
131 | extern char *class_table[]; | |
132 | int someerrors; | |
c99ba90a BJ |
133 | |
134 | /* | |
58195f21 | 135 | * first, simply dump out errors that |
c99ba90a BJ |
136 | * don't pertain to any file |
137 | */ | |
58195f21 RH |
138 | someerrors = nopertain(files); |
139 | ||
c99ba90a BJ |
140 | if (nfiles){ |
141 | someerrors++; | |
58195f21 RH |
142 | fprintf(stdout, terse |
143 | ? "%d file%s" | |
144 | : "%d file%s contain%s errors", | |
145 | nfiles, plural(nfiles), verbform(nfiles)); | |
146 | if (!terse){ | |
147 | FILEITERATE(fi, 1){ | |
148 | fprintf(stdout, "%s\"%s\" (%d)", | |
149 | sep, (*files[fi])->error_text[0], | |
150 | files[fi+1] - files[fi]); | |
151 | sep = ", "; | |
152 | } | |
c99ba90a BJ |
153 | } |
154 | fprintf(stdout, "\n"); | |
155 | } | |
156 | if (!someerrors) | |
157 | fprintf(stdout, "No errors.\n"); | |
158 | } | |
159 | ||
58195f21 RH |
160 | /* |
161 | * Dump out errors that don't pertain to any file | |
162 | */ | |
163 | int nopertain(files) | |
164 | Eptr **files; | |
165 | { | |
166 | int type; | |
167 | int someerrors = 0; | |
168 | reg Eptr *erpp; | |
169 | reg Eptr errorp; | |
170 | ||
171 | if (files[1] - files[0] <= 0) | |
172 | return(0); | |
173 | for(type = C_UNKNOWN; NOTSORTABLE(type); type++){ | |
174 | if (class_count[type] <= 0) | |
175 | continue; | |
176 | if (type > C_SYNC) | |
177 | someerrors++; | |
178 | if (terse){ | |
179 | fprintf(stdout, "\t%d %s errors NOT PRINTED\n", | |
180 | class_count[type], class_table[type]); | |
181 | } else { | |
182 | fprintf(stdout, "\n\t%d %s errors follow\n", | |
183 | class_count[type], class_table[type]); | |
184 | EITERATE(erpp, files, 0){ | |
185 | errorp = *erpp; | |
186 | if (errorp->error_e_class == type){ | |
187 | errorprint(stdout, errorp, TRUE); | |
188 | } | |
189 | } | |
190 | } | |
191 | } | |
192 | return(someerrors); | |
193 | } | |
194 | ||
c99ba90a BJ |
195 | extern boolean notouch; |
196 | ||
197 | boolean touchfiles(nfiles, files, r_edargc, r_edargv) | |
198 | int nfiles; | |
58195f21 | 199 | Eptr **files; |
c99ba90a BJ |
200 | int *r_edargc; |
201 | char ***r_edargv; | |
202 | { | |
58195f21 RH |
203 | char *name; |
204 | reg Eptr errorp; | |
205 | reg int fi; | |
206 | reg Eptr *erpp; | |
207 | int ntrueerrors; | |
208 | boolean scribbled; | |
209 | int n_pissed_on; /* # of file touched*/ | |
210 | int spread; | |
211 | ||
212 | FILEITERATE(fi, 1){ | |
213 | name = (*files[fi])->error_text[0]; | |
214 | spread = files[fi+1] - files[fi]; | |
215 | fprintf(stdout, terse | |
216 | ? "\"%s\" has %d error%s, " | |
217 | : "\nFile \"%s\" has %d error%s.\n" | |
218 | , name ,spread ,plural(spread)); | |
c99ba90a BJ |
219 | /* |
220 | * First, iterate through all error messages in this file | |
221 | * to see how many of the error messages really will | |
222 | * get inserted into the file. | |
223 | */ | |
58195f21 RH |
224 | ntrueerrors = 0; |
225 | EITERATE(erpp, files, fi){ | |
c99ba90a BJ |
226 | errorp = *erpp; |
227 | if (errorp->error_e_class == C_TRUE) | |
228 | ntrueerrors++; | |
229 | } | |
58195f21 RH |
230 | fprintf(stdout, terse |
231 | ? "insert %d\n" | |
232 | : "\t%d of these errors can be inserted into the file.\n", | |
c99ba90a BJ |
233 | ntrueerrors); |
234 | ||
58195f21 RH |
235 | hackfile(name, files, fi, ntrueerrors); |
236 | } | |
c99ba90a | 237 | scribbled = FALSE; |
58195f21 RH |
238 | n_pissed_on = 0; |
239 | FILEITERATE(fi, 1){ | |
240 | scribbled |= touchedfiles[fi]; | |
c99ba90a BJ |
241 | n_pissed_on++; |
242 | } | |
243 | if (scribbled){ | |
244 | /* | |
245 | * Construct an execv argument | |
c99ba90a | 246 | */ |
58195f21 | 247 | execvarg(n_pissed_on, r_edargc, r_edargv); |
c99ba90a BJ |
248 | return(TRUE); |
249 | } else { | |
58195f21 RH |
250 | if (!terse) |
251 | fprintf(stdout, "You didn't touch any files.\n"); | |
c99ba90a BJ |
252 | return(FALSE); |
253 | } | |
58195f21 | 254 | } |
c99ba90a | 255 | |
58195f21 RH |
256 | hackfile(name, files, ix, nerrors) |
257 | char *name; | |
258 | Eptr **files; | |
259 | int ix; | |
260 | { | |
261 | boolean previewed; | |
262 | int errordest; /* where errors go*/ | |
263 | ||
9cae33f5 RC |
264 | if (!oktotouch(name)) { |
265 | previewed = FALSE; | |
266 | errordest = TOSTDOUT; | |
267 | } else { | |
268 | previewed = preview(name, nerrors, files, ix); | |
269 | errordest = settotouch(name); | |
270 | } | |
58195f21 RH |
271 | |
272 | if (errordest != TOSTDOUT) | |
273 | touchedfiles[ix] = TRUE; | |
274 | ||
275 | if (previewed && (errordest == TOSTDOUT)) | |
276 | return; | |
277 | ||
278 | diverterrors(name, errordest, files, ix, previewed, nerrors); | |
279 | ||
d31142de RH |
280 | if (errordest == TOTHEFILE){ |
281 | /* | |
282 | * overwrite the original file | |
283 | */ | |
284 | writetouched(1); | |
285 | } | |
58195f21 RH |
286 | } |
287 | ||
288 | boolean preview(name, nerrors, files, ix) | |
289 | char *name; | |
290 | int nerrors; | |
291 | Eptr **files; | |
292 | int ix; | |
293 | { | |
294 | int back; | |
295 | reg Eptr *erpp; | |
296 | ||
58195f21 | 297 | if (nerrors <= 0) |
9cae33f5 RC |
298 | return(FALSE); |
299 | back = FALSE; | |
58195f21 RH |
300 | if(query){ |
301 | switch(inquire(terse | |
302 | ? "Preview? " | |
303 | : "Do you want to preview the errors first? ")){ | |
304 | case Q_YES: | |
305 | case Q_yes: | |
9cae33f5 | 306 | back = TRUE; |
58195f21 RH |
307 | EITERATE(erpp, files, ix){ |
308 | errorprint(stdout, *erpp, TRUE); | |
309 | } | |
310 | if (!terse) | |
311 | fprintf(stdout, "\n"); | |
312 | default: | |
313 | break; | |
314 | } | |
315 | } | |
316 | return(back); | |
317 | } | |
318 | ||
319 | int settotouch(name) | |
320 | char *name; | |
321 | { | |
322 | int dest = TOSTDOUT; | |
323 | ||
324 | if (query){ | |
325 | switch(touchstatus = inquire(terse | |
326 | ? "Touch? " | |
327 | : "Do you want to touch file \"%s\"? ", | |
328 | name)){ | |
329 | case Q_NO: | |
330 | case Q_no: | |
331 | return(dest); | |
332 | default: | |
333 | break; | |
334 | } | |
335 | } | |
336 | ||
337 | switch(probethisfile(name)){ | |
338 | case F_NOTREAD: | |
339 | dest = TOSTDOUT; | |
340 | fprintf(stdout, terse | |
341 | ? "\"%s\" unreadable\n" | |
342 | : "File \"%s\" is unreadable\n", | |
343 | name); | |
344 | break; | |
345 | case F_NOTWRITE: | |
346 | dest = TOSTDOUT; | |
347 | fprintf(stdout, terse | |
348 | ? "\"%s\" unwritable\n" | |
349 | : "File \"%s\" is unwritable\n", | |
350 | name); | |
351 | break; | |
352 | case F_NOTEXIST: | |
353 | dest = TOSTDOUT; | |
354 | fprintf(stdout, terse | |
355 | ? "\"%s\" not found\n" | |
356 | : "Can't find file \"%s\" to insert error messages into.\n", | |
357 | name); | |
358 | break; | |
359 | default: | |
360 | dest = edit(name) ? TOSTDOUT : TOTHEFILE; | |
361 | break; | |
362 | } | |
363 | return(dest); | |
364 | } | |
365 | ||
366 | diverterrors(name, dest, files, ix, previewed, nterrors) | |
367 | char *name; | |
368 | int dest; | |
369 | Eptr **files; | |
370 | int ix; | |
371 | boolean previewed; | |
372 | int nterrors; | |
373 | { | |
374 | int nerrors; | |
375 | reg Eptr *erpp; | |
376 | reg Eptr errorp; | |
377 | ||
378 | nerrors = files[ix+1] - files[ix]; | |
379 | ||
380 | if ( (nerrors != nterrors) | |
381 | && (!previewed) ){ | |
382 | fprintf(stdout, terse | |
383 | ? "Uninserted errors\n" | |
384 | : ">>Uninserted errors for file \"%s\" follow.\n", | |
385 | name); | |
386 | } | |
387 | ||
388 | EITERATE(erpp, files, ix){ | |
389 | errorp = *erpp; | |
390 | if (errorp->error_e_class != C_TRUE){ | |
391 | if (previewed || touchstatus == Q_NO) | |
392 | continue; | |
393 | errorprint(stdout, errorp, TRUE); | |
394 | continue; | |
395 | } | |
396 | switch (dest){ | |
397 | case TOSTDOUT: | |
398 | if (previewed || touchstatus == Q_NO) | |
399 | continue; | |
400 | errorprint(stdout,errorp, TRUE); | |
401 | break; | |
402 | case TOTHEFILE: | |
403 | insert(errorp->error_line); | |
404 | text(errorp, FALSE); | |
405 | break; | |
406 | } | |
407 | } | |
408 | } | |
409 | ||
410 | int oktotouch(filename) | |
c99ba90a BJ |
411 | char *filename; |
412 | { | |
413 | extern char *suffixlist; | |
58195f21 RH |
414 | reg char *src; |
415 | reg char *pat; | |
c99ba90a BJ |
416 | char *osrc; |
417 | ||
418 | pat = suffixlist; | |
419 | if (pat == 0) | |
420 | return(0); | |
421 | if (*pat == '*') | |
422 | return(1); | |
423 | while (*pat++ != '.') | |
424 | continue; | |
425 | --pat; /* point to the period */ | |
426 | ||
427 | for (src = &filename[strlen(filename)], --src; | |
428 | (src > filename) && (*src != '.'); --src) | |
429 | continue; | |
430 | if (*src != '.') | |
431 | return(0); | |
432 | ||
433 | for (src++, pat++, osrc = src; *src && *pat; src = osrc, pat++){ | |
434 | for (; *src /* not at end of the source */ | |
435 | && *pat /* not off end of pattern */ | |
436 | && *pat != '.' /* not off end of sub pattern */ | |
437 | && *pat != '*' /* not wild card */ | |
438 | && *src == *pat; /* and equal... */ | |
439 | src++, pat++) | |
440 | continue; | |
441 | if (*src == 0 && (*pat == 0 || *pat == '.' || *pat == '*')) | |
442 | return(1); | |
443 | if (*src != 0 && *pat == '*') | |
444 | return(1); | |
445 | while (*pat && *pat != '.') | |
446 | pat++; | |
447 | if (! *pat) | |
448 | return(0); | |
449 | } | |
450 | return(0); | |
451 | } | |
58195f21 RH |
452 | /* |
453 | * Construct an execv argument | |
454 | * We need 1 argument for the editor's name | |
455 | * We need 1 argument for the initial search string | |
456 | * We need n_pissed_on arguments for the file names | |
457 | * We need 1 argument that is a null for execv. | |
458 | * The caller fills in the editor's name. | |
459 | * We fill in the initial search string. | |
460 | * We fill in the arguments, and the null. | |
461 | */ | |
462 | execvarg(n_pissed_on, r_argc, r_argv) | |
463 | int n_pissed_on; | |
464 | int *r_argc; | |
465 | char ***r_argv; | |
466 | { | |
467 | Eptr p; | |
468 | char *sep; | |
469 | int fi; | |
470 | ||
471 | (*r_argv) = (char **)Calloc(n_pissed_on + 3, sizeof(char *)); | |
472 | (*r_argc) = n_pissed_on + 2; | |
473 | (*r_argv)[1] = "+1;/###/"; | |
474 | n_pissed_on = 2; | |
475 | if (!terse){ | |
476 | fprintf(stdout, "You touched file(s):"); | |
477 | sep = " "; | |
478 | } | |
479 | FILEITERATE(fi, 1){ | |
480 | if (!touchedfiles[fi]) | |
481 | continue; | |
482 | p = *(files[fi]); | |
483 | if (!terse){ | |
484 | fprintf(stdout,"%s\"%s\"", sep, p->error_text[0]); | |
485 | sep = ", "; | |
486 | } | |
487 | (*r_argv)[n_pissed_on++] = p->error_text[0]; | |
488 | } | |
489 | if (!terse) | |
490 | fprintf(stdout, "\n"); | |
491 | (*r_argv)[n_pissed_on] = 0; | |
492 | } | |
c99ba90a BJ |
493 | |
494 | FILE *o_touchedfile; /* the old file */ | |
495 | FILE *n_touchedfile; /* the new file */ | |
496 | char *o_name; | |
d31142de RH |
497 | char n_name[64]; |
498 | char *canon_name = "/tmp/ErrorXXXXXX"; | |
c99ba90a BJ |
499 | int o_lineno; |
500 | int n_lineno; | |
501 | boolean tempfileopen = FALSE; | |
502 | /* | |
503 | * open the file; guaranteed to be both readable and writable | |
504 | * Well, if it isn't, then return TRUE if something failed | |
505 | */ | |
506 | boolean edit(name) | |
507 | char *name; | |
508 | { | |
509 | o_name = name; | |
510 | if ( (o_touchedfile = fopen(name, "r")) == NULL){ | |
511 | fprintf(stderr, "%s: Can't open file \"%s\" to touch (read).\n", | |
512 | processname, name); | |
513 | return(TRUE); | |
514 | } | |
58195f21 RH |
515 | (void)strcpy(n_name, canon_name); |
516 | (void)mktemp(n_name); | |
c99ba90a BJ |
517 | if ( (n_touchedfile = fopen(n_name, "w")) == NULL){ |
518 | fprintf(stderr,"%s: Can't open file \"%s\" to touch (write).\n", | |
519 | processname, name); | |
520 | return(TRUE); | |
521 | } | |
522 | tempfileopen = TRUE; | |
523 | n_lineno = 0; | |
524 | o_lineno = 0; | |
525 | return(FALSE); | |
526 | } | |
527 | /* | |
528 | * Position to the line (before, after) the line given by place | |
529 | */ | |
58195f21 | 530 | char edbuf[BUFSIZ]; |
c99ba90a BJ |
531 | insert(place) |
532 | int place; | |
533 | { | |
534 | --place; /* always insert messages before the offending line*/ | |
535 | for(; o_lineno < place; o_lineno++, n_lineno++){ | |
58195f21 | 536 | if(fgets(edbuf, BUFSIZ, o_touchedfile) == NULL) |
c99ba90a | 537 | return; |
58195f21 | 538 | fputs(edbuf, n_touchedfile); |
c99ba90a BJ |
539 | } |
540 | } | |
541 | ||
58195f21 RH |
542 | text(p, use_all) |
543 | reg Eptr p; | |
544 | boolean use_all; | |
c99ba90a BJ |
545 | { |
546 | int offset = use_all ? 0 : 2; | |
58195f21 RH |
547 | |
548 | fputs(lang_table[p->error_language].lang_incomment, n_touchedfile); | |
c99ba90a | 549 | fprintf(n_touchedfile, "%d [%s] ", |
58195f21 RH |
550 | p->error_line, |
551 | lang_table[p->error_language].lang_name); | |
552 | wordvprint(n_touchedfile, p->error_lgtext-offset, p->error_text+offset); | |
553 | fputs(lang_table[p->error_language].lang_outcomment,n_touchedfile); | |
c99ba90a BJ |
554 | n_lineno++; |
555 | } | |
556 | ||
d31142de RH |
557 | /* |
558 | * write the touched file to its temporary copy, | |
559 | * then bring the temporary in over the local file | |
560 | */ | |
561 | writetouched(overwrite) | |
562 | int overwrite; | |
c99ba90a | 563 | { |
d31142de RH |
564 | reg int nread; |
565 | reg FILE *localfile; | |
566 | reg FILE *tmpfile; | |
567 | int botch; | |
d3cda45e | 568 | int oktorm; |
58195f21 | 569 | |
d3cda45e RH |
570 | botch = 0; |
571 | oktorm = 1; | |
58195f21 | 572 | while((nread = fread(edbuf, 1, sizeof(edbuf), o_touchedfile)) != NULL){ |
d3cda45e RH |
573 | if (nread != fwrite(edbuf, 1, nread, n_touchedfile)){ |
574 | /* | |
575 | * Catastrophe in temporary area: file system full? | |
576 | */ | |
577 | botch = 1; | |
578 | fprintf(stderr, | |
579 | "%s: write failure: No errors inserted in \"%s\"\n", | |
580 | processname, o_name); | |
581 | } | |
c99ba90a BJ |
582 | } |
583 | fclose(n_touchedfile); | |
584 | fclose(o_touchedfile); | |
d31142de RH |
585 | /* |
586 | * Now, copy the temp file back over the original | |
587 | * file, thus preserving links, etc | |
588 | */ | |
d3cda45e | 589 | if (botch == 0 && overwrite){ |
d31142de RH |
590 | botch = 0; |
591 | localfile = NULL; | |
592 | tmpfile = NULL; | |
593 | if ((localfile = fopen(o_name, "w")) == NULL){ | |
594 | fprintf(stderr, | |
595 | "%s: Can't open file \"%s\" to overwrite.\n", | |
596 | processname, o_name); | |
597 | botch++; | |
598 | } | |
599 | if ((tmpfile = fopen(n_name, "r")) == NULL){ | |
600 | fprintf(stderr, "%s: Can't open file \"%s\" to read.\n", | |
601 | processname, n_name); | |
602 | botch++; | |
603 | } | |
d3cda45e RH |
604 | if (!botch) |
605 | oktorm = mustoverwrite(localfile, tmpfile); | |
d31142de RH |
606 | if (localfile != NULL) |
607 | fclose(localfile); | |
608 | if (tmpfile != NULL) | |
609 | fclose(tmpfile); | |
610 | } | |
d3cda45e RH |
611 | if (oktorm == 0){ |
612 | fprintf(stderr, "%s: Catastrophe: A copy of \"%s\: was saved in \"%s\"\n", | |
613 | processname, o_name, n_name); | |
614 | exit(1); | |
615 | } | |
d31142de RH |
616 | /* |
617 | * Kiss the temp file good bye | |
618 | */ | |
c99ba90a BJ |
619 | unlink(n_name); |
620 | tempfileopen = FALSE; | |
d31142de | 621 | return(TRUE); |
c99ba90a | 622 | } |
d3cda45e RH |
623 | /* |
624 | * return 1 if the tmpfile can be removed after writing it out | |
625 | */ | |
626 | int mustoverwrite(preciousfile, tmpfile) | |
627 | FILE *preciousfile; | |
628 | FILE *tmpfile; | |
629 | { | |
630 | int nread; | |
631 | ||
632 | while((nread = fread(edbuf, 1, sizeof(edbuf), tmpfile)) != NULL){ | |
633 | if (mustwrite(edbuf, nread, preciousfile) == 0) | |
634 | return(0); | |
635 | } | |
636 | return(1); | |
637 | } | |
638 | /* | |
639 | * return 0 on catastrophe | |
640 | */ | |
641 | mustwrite(base, n, preciousfile) | |
642 | char *base; | |
643 | int n; | |
644 | FILE *preciousfile; | |
645 | { | |
646 | int nwrote; | |
647 | ||
648 | if (n <= 0) | |
649 | return(1); | |
650 | nwrote = fwrite(base, 1, n, preciousfile); | |
651 | if (nwrote == n) | |
652 | return(1); | |
653 | perror(processname); | |
654 | switch(inquire(terse | |
655 | ? "Botch overwriting: retry? " | |
656 | : "Botch overwriting the source file: retry? ")){ | |
657 | case Q_YES: | |
658 | case Q_yes: | |
659 | mustwrite(base + nwrote, n - nwrote, preciousfile); | |
660 | return(1); | |
661 | case Q_NO: | |
662 | case Q_no: | |
663 | switch(inquire("Are you sure? ")){ | |
664 | case Q_YES: | |
665 | case Q_yes: | |
666 | return(0); | |
667 | case Q_NO: | |
668 | case Q_no: | |
669 | mustwrite(base + nwrote, n - nwrote, preciousfile); | |
670 | return(1); | |
671 | } | |
7799334e RC |
672 | default: |
673 | return(0); | |
d3cda45e RH |
674 | } |
675 | } | |
58195f21 | 676 | |
c99ba90a BJ |
677 | onintr() |
678 | { | |
58195f21 RH |
679 | switch(inquire(terse |
680 | ? "\nContinue? " | |
681 | : "\nInterrupt: Do you want to continue? ")){ | |
682 | case Q_YES: | |
683 | case Q_yes: | |
c99ba90a BJ |
684 | signal(SIGINT, onintr); |
685 | return; | |
58195f21 | 686 | default: |
d31142de RH |
687 | if (tempfileopen){ |
688 | /* | |
689 | * Don't overwrite the original file! | |
690 | */ | |
691 | writetouched(0); | |
692 | } | |
58195f21 | 693 | exit(1); |
c99ba90a | 694 | } |
58195f21 | 695 | /*NOTREACHED*/ |
c99ba90a | 696 | } |
58195f21 | 697 | |
c99ba90a BJ |
698 | errorprint(place, errorp, print_all) |
699 | FILE *place; | |
58195f21 | 700 | Eptr errorp; |
c99ba90a BJ |
701 | boolean print_all; |
702 | { | |
703 | int offset = print_all ? 0 : 2; | |
704 | ||
705 | if (errorp->error_e_class == C_IGNORE) | |
706 | return; | |
707 | fprintf(place, "[%s] ", lang_table[errorp->error_language].lang_name); | |
708 | wordvprint(place,errorp->error_lgtext-offset,errorp->error_text+offset); | |
709 | putc('\n', place); | |
710 | } | |
711 | ||
58195f21 | 712 | int inquire(fmt, a1, a2) |
c99ba90a BJ |
713 | char *fmt; |
714 | /*VARARGS1*/ | |
715 | { | |
716 | char buffer[128]; | |
7799334e RC |
717 | |
718 | if (queryfile == NULL) | |
719 | return(0); | |
c99ba90a BJ |
720 | for(;;){ |
721 | do{ | |
722 | fflush(stdout); | |
723 | fprintf(stderr, fmt, a1, a2); | |
724 | fflush(stderr); | |
725 | } while (fgets(buffer, 127, queryfile) == NULL); | |
58195f21 RH |
726 | switch(buffer[0]){ |
727 | case 'Y': return(Q_YES); | |
728 | case 'y': return(Q_yes); | |
729 | case 'N': return(Q_NO); | |
730 | case 'n': return(Q_no); | |
731 | default: fprintf(stderr, "Yes or No only!\n"); | |
732 | } | |
c99ba90a BJ |
733 | } |
734 | } | |
735 | ||
58195f21 RH |
736 | int probethisfile(name) |
737 | char *name; | |
c99ba90a BJ |
738 | { |
739 | struct stat statbuf; | |
58195f21 RH |
740 | if (stat(name, &statbuf) < 0) |
741 | return(F_NOTEXIST); | |
742 | if((statbuf.st_mode & S_IREAD) == 0) | |
743 | return(F_NOTREAD); | |
744 | if((statbuf.st_mode & S_IWRITE) == 0) | |
745 | return(F_NOTWRITE); | |
746 | return(F_TOUCHIT); | |
c99ba90a | 747 | } |