Commit | Line | Data |
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442fe3bf DF |
1 | /* |
2 | * Copyright (c) 1980 Regents of the University of California. | |
c9bf2796 KB |
3 | * All rights reserved. |
4 | * | |
6ecf3d85 | 5 | * %sccs.include.redist.c% |
442fe3bf DF |
6 | */ |
7 | ||
8 | #ifndef lint | |
d04ff68f | 9 | static char sccsid[] = "@(#)touch.c 5.7 (Berkeley) %G%"; |
c9bf2796 | 10 | #endif /* not lint */ |
442fe3bf | 11 | |
c99ba90a BJ |
12 | #include <sys/types.h> |
13 | #include <sys/stat.h> | |
d04ff68f KB |
14 | #include <signal.h> |
15 | #include <unistd.h> | |
dc0e9d50 KB |
16 | #include <stdio.h> |
17 | #include <ctype.h> | |
d04ff68f KB |
18 | #include <stdlib.h> |
19 | #include <string.h> | |
c99ba90a | 20 | #include "error.h" |
dc0e9d50 | 21 | #include "pathnames.h" |
c99ba90a | 22 | |
58195f21 RH |
23 | /* |
24 | * Iterate through errors | |
25 | */ | |
26 | #define EITERATE(p, fv, i) for (p = fv[i]; p < fv[i+1]; p++) | |
27 | #define ECITERATE(ei, p, lb) for (ei = lb; p = errors[ei],ei < nerrors; ei++) | |
28 | ||
29 | #define FILEITERATE(fi, lb) for (fi = lb; fi <= nfiles; fi++) | |
30 | int touchstatus = Q_YES; | |
31 | ||
c99ba90a | 32 | findfiles(nerrors, errors, r_nfiles, r_files) |
58195f21 RH |
33 | int nerrors; |
34 | Eptr *errors; | |
35 | int *r_nfiles; | |
36 | Eptr ***r_files; | |
c99ba90a | 37 | { |
58195f21 RH |
38 | int nfiles; |
39 | Eptr **files; | |
c99ba90a | 40 | |
58195f21 RH |
41 | char *name; |
42 | reg int ei; | |
43 | int fi; | |
44 | reg Eptr errorp; | |
45 | ||
46 | nfiles = countfiles(errors); | |
47 | ||
48 | files = (Eptr**)Calloc(nfiles + 3, sizeof (Eptr*)); | |
c99ba90a BJ |
49 | touchedfiles = (boolean *)Calloc(nfiles+3, sizeof(boolean)); |
50 | /* | |
58195f21 | 51 | * Now, partition off the error messages |
c99ba90a BJ |
52 | * into those that are synchronization, discarded or |
53 | * not specific to any file, and those that were | |
54 | * nulled or true errors. | |
55 | */ | |
56 | files[0] = &errors[0]; | |
58195f21 RH |
57 | ECITERATE(ei, errorp, 0){ |
58 | if ( ! (NOTSORTABLE(errorp->error_e_class))) | |
59 | break; | |
c99ba90a BJ |
60 | } |
61 | /* | |
58195f21 | 62 | * Now, and partition off all error messages |
c99ba90a BJ |
63 | * for a given file. |
64 | */ | |
58195f21 | 65 | files[1] = &errors[ei]; |
c99ba90a | 66 | touchedfiles[0] = touchedfiles[1] = FALSE; |
58195f21 RH |
67 | name = "\1"; |
68 | fi = 1; | |
69 | ECITERATE(ei, errorp, ei){ | |
70 | if ( (errorp->error_e_class == C_NULLED) | |
71 | || (errorp->error_e_class == C_TRUE) ){ | |
72 | if (strcmp(errorp->error_text[0], name) != 0){ | |
73 | name = errorp->error_text[0]; | |
74 | touchedfiles[fi] = FALSE; | |
75 | files[fi] = &errors[ei]; | |
76 | fi++; | |
c99ba90a BJ |
77 | } |
78 | } | |
79 | } | |
58195f21 | 80 | files[fi] = &errors[nerrors]; |
c99ba90a BJ |
81 | *r_nfiles = nfiles; |
82 | *r_files = files; | |
83 | } | |
84 | ||
58195f21 RH |
85 | int countfiles(errors) |
86 | Eptr *errors; | |
87 | { | |
88 | char *name; | |
89 | int ei; | |
90 | reg Eptr errorp; | |
91 | ||
92 | int nfiles; | |
93 | nfiles = 0; | |
94 | name = "\1"; | |
95 | ECITERATE(ei, errorp, 0){ | |
96 | if (SORTABLE(errorp->error_e_class)){ | |
97 | if (strcmp(errorp->error_text[0],name) != 0){ | |
98 | nfiles++; | |
99 | name = errorp->error_text[0]; | |
100 | } | |
101 | } | |
102 | } | |
103 | return(nfiles); | |
104 | } | |
c99ba90a BJ |
105 | char *class_table[] = { |
106 | /*C_UNKNOWN 0 */ "Unknown", | |
107 | /*C_IGNORE 1 */ "ignore", | |
108 | /*C_SYNC 2 */ "synchronization", | |
109 | /*C_DISCARD 3 */ "discarded", | |
110 | /*C_NONSPEC 4 */ "non specific", | |
111 | /*C_THISFILE 5 */ "specific to this file", | |
112 | /*C_NULLED 6 */ "nulled", | |
113 | /*C_TRUE 7 */ "true", | |
114 | /*C_DUPL 8 */ "duplicated" | |
115 | }; | |
116 | ||
117 | int class_count[C_LAST - C_FIRST] = {0}; | |
118 | ||
119 | filenames(nfiles, files) | |
120 | int nfiles; | |
58195f21 | 121 | Eptr **files; |
c99ba90a | 122 | { |
58195f21 RH |
123 | reg int fi; |
124 | char *sep = " "; | |
125 | extern char *class_table[]; | |
126 | int someerrors; | |
c99ba90a BJ |
127 | |
128 | /* | |
58195f21 | 129 | * first, simply dump out errors that |
c99ba90a BJ |
130 | * don't pertain to any file |
131 | */ | |
58195f21 RH |
132 | someerrors = nopertain(files); |
133 | ||
c99ba90a BJ |
134 | if (nfiles){ |
135 | someerrors++; | |
58195f21 RH |
136 | fprintf(stdout, terse |
137 | ? "%d file%s" | |
138 | : "%d file%s contain%s errors", | |
139 | nfiles, plural(nfiles), verbform(nfiles)); | |
140 | if (!terse){ | |
141 | FILEITERATE(fi, 1){ | |
142 | fprintf(stdout, "%s\"%s\" (%d)", | |
143 | sep, (*files[fi])->error_text[0], | |
144 | files[fi+1] - files[fi]); | |
145 | sep = ", "; | |
146 | } | |
c99ba90a BJ |
147 | } |
148 | fprintf(stdout, "\n"); | |
149 | } | |
150 | if (!someerrors) | |
151 | fprintf(stdout, "No errors.\n"); | |
152 | } | |
153 | ||
58195f21 RH |
154 | /* |
155 | * Dump out errors that don't pertain to any file | |
156 | */ | |
157 | int nopertain(files) | |
158 | Eptr **files; | |
159 | { | |
160 | int type; | |
161 | int someerrors = 0; | |
162 | reg Eptr *erpp; | |
163 | reg Eptr errorp; | |
164 | ||
165 | if (files[1] - files[0] <= 0) | |
166 | return(0); | |
167 | for(type = C_UNKNOWN; NOTSORTABLE(type); type++){ | |
168 | if (class_count[type] <= 0) | |
169 | continue; | |
170 | if (type > C_SYNC) | |
171 | someerrors++; | |
172 | if (terse){ | |
173 | fprintf(stdout, "\t%d %s errors NOT PRINTED\n", | |
174 | class_count[type], class_table[type]); | |
175 | } else { | |
176 | fprintf(stdout, "\n\t%d %s errors follow\n", | |
177 | class_count[type], class_table[type]); | |
178 | EITERATE(erpp, files, 0){ | |
179 | errorp = *erpp; | |
180 | if (errorp->error_e_class == type){ | |
181 | errorprint(stdout, errorp, TRUE); | |
182 | } | |
183 | } | |
184 | } | |
185 | } | |
186 | return(someerrors); | |
187 | } | |
188 | ||
c99ba90a BJ |
189 | extern boolean notouch; |
190 | ||
191 | boolean touchfiles(nfiles, files, r_edargc, r_edargv) | |
192 | int nfiles; | |
58195f21 | 193 | Eptr **files; |
c99ba90a BJ |
194 | int *r_edargc; |
195 | char ***r_edargv; | |
196 | { | |
58195f21 RH |
197 | char *name; |
198 | reg Eptr errorp; | |
199 | reg int fi; | |
200 | reg Eptr *erpp; | |
201 | int ntrueerrors; | |
202 | boolean scribbled; | |
203 | int n_pissed_on; /* # of file touched*/ | |
204 | int spread; | |
205 | ||
206 | FILEITERATE(fi, 1){ | |
207 | name = (*files[fi])->error_text[0]; | |
208 | spread = files[fi+1] - files[fi]; | |
209 | fprintf(stdout, terse | |
210 | ? "\"%s\" has %d error%s, " | |
211 | : "\nFile \"%s\" has %d error%s.\n" | |
212 | , name ,spread ,plural(spread)); | |
c99ba90a BJ |
213 | /* |
214 | * First, iterate through all error messages in this file | |
215 | * to see how many of the error messages really will | |
216 | * get inserted into the file. | |
217 | */ | |
58195f21 RH |
218 | ntrueerrors = 0; |
219 | EITERATE(erpp, files, fi){ | |
c99ba90a BJ |
220 | errorp = *erpp; |
221 | if (errorp->error_e_class == C_TRUE) | |
222 | ntrueerrors++; | |
223 | } | |
58195f21 RH |
224 | fprintf(stdout, terse |
225 | ? "insert %d\n" | |
226 | : "\t%d of these errors can be inserted into the file.\n", | |
c99ba90a BJ |
227 | ntrueerrors); |
228 | ||
58195f21 RH |
229 | hackfile(name, files, fi, ntrueerrors); |
230 | } | |
c99ba90a | 231 | scribbled = FALSE; |
58195f21 RH |
232 | n_pissed_on = 0; |
233 | FILEITERATE(fi, 1){ | |
234 | scribbled |= touchedfiles[fi]; | |
c99ba90a BJ |
235 | n_pissed_on++; |
236 | } | |
237 | if (scribbled){ | |
238 | /* | |
239 | * Construct an execv argument | |
c99ba90a | 240 | */ |
58195f21 | 241 | execvarg(n_pissed_on, r_edargc, r_edargv); |
c99ba90a BJ |
242 | return(TRUE); |
243 | } else { | |
58195f21 RH |
244 | if (!terse) |
245 | fprintf(stdout, "You didn't touch any files.\n"); | |
c99ba90a BJ |
246 | return(FALSE); |
247 | } | |
58195f21 | 248 | } |
c99ba90a | 249 | |
58195f21 RH |
250 | hackfile(name, files, ix, nerrors) |
251 | char *name; | |
252 | Eptr **files; | |
253 | int ix; | |
254 | { | |
255 | boolean previewed; | |
256 | int errordest; /* where errors go*/ | |
257 | ||
9cae33f5 RC |
258 | if (!oktotouch(name)) { |
259 | previewed = FALSE; | |
260 | errordest = TOSTDOUT; | |
261 | } else { | |
262 | previewed = preview(name, nerrors, files, ix); | |
263 | errordest = settotouch(name); | |
264 | } | |
58195f21 RH |
265 | |
266 | if (errordest != TOSTDOUT) | |
267 | touchedfiles[ix] = TRUE; | |
268 | ||
269 | if (previewed && (errordest == TOSTDOUT)) | |
270 | return; | |
271 | ||
272 | diverterrors(name, errordest, files, ix, previewed, nerrors); | |
273 | ||
d31142de RH |
274 | if (errordest == TOTHEFILE){ |
275 | /* | |
276 | * overwrite the original file | |
277 | */ | |
278 | writetouched(1); | |
279 | } | |
58195f21 RH |
280 | } |
281 | ||
282 | boolean preview(name, nerrors, files, ix) | |
283 | char *name; | |
284 | int nerrors; | |
285 | Eptr **files; | |
286 | int ix; | |
287 | { | |
288 | int back; | |
289 | reg Eptr *erpp; | |
290 | ||
58195f21 | 291 | if (nerrors <= 0) |
9cae33f5 RC |
292 | return(FALSE); |
293 | back = FALSE; | |
58195f21 RH |
294 | if(query){ |
295 | switch(inquire(terse | |
296 | ? "Preview? " | |
297 | : "Do you want to preview the errors first? ")){ | |
298 | case Q_YES: | |
299 | case Q_yes: | |
9cae33f5 | 300 | back = TRUE; |
58195f21 RH |
301 | EITERATE(erpp, files, ix){ |
302 | errorprint(stdout, *erpp, TRUE); | |
303 | } | |
304 | if (!terse) | |
305 | fprintf(stdout, "\n"); | |
306 | default: | |
307 | break; | |
308 | } | |
309 | } | |
310 | return(back); | |
311 | } | |
312 | ||
313 | int settotouch(name) | |
314 | char *name; | |
315 | { | |
316 | int dest = TOSTDOUT; | |
317 | ||
318 | if (query){ | |
319 | switch(touchstatus = inquire(terse | |
320 | ? "Touch? " | |
321 | : "Do you want to touch file \"%s\"? ", | |
322 | name)){ | |
323 | case Q_NO: | |
324 | case Q_no: | |
325 | return(dest); | |
326 | default: | |
327 | break; | |
328 | } | |
329 | } | |
330 | ||
331 | switch(probethisfile(name)){ | |
332 | case F_NOTREAD: | |
333 | dest = TOSTDOUT; | |
334 | fprintf(stdout, terse | |
335 | ? "\"%s\" unreadable\n" | |
336 | : "File \"%s\" is unreadable\n", | |
337 | name); | |
338 | break; | |
339 | case F_NOTWRITE: | |
340 | dest = TOSTDOUT; | |
341 | fprintf(stdout, terse | |
342 | ? "\"%s\" unwritable\n" | |
343 | : "File \"%s\" is unwritable\n", | |
344 | name); | |
345 | break; | |
346 | case F_NOTEXIST: | |
347 | dest = TOSTDOUT; | |
348 | fprintf(stdout, terse | |
349 | ? "\"%s\" not found\n" | |
350 | : "Can't find file \"%s\" to insert error messages into.\n", | |
351 | name); | |
352 | break; | |
353 | default: | |
354 | dest = edit(name) ? TOSTDOUT : TOTHEFILE; | |
355 | break; | |
356 | } | |
357 | return(dest); | |
358 | } | |
359 | ||
360 | diverterrors(name, dest, files, ix, previewed, nterrors) | |
361 | char *name; | |
362 | int dest; | |
363 | Eptr **files; | |
364 | int ix; | |
365 | boolean previewed; | |
366 | int nterrors; | |
367 | { | |
368 | int nerrors; | |
369 | reg Eptr *erpp; | |
370 | reg Eptr errorp; | |
371 | ||
372 | nerrors = files[ix+1] - files[ix]; | |
373 | ||
374 | if ( (nerrors != nterrors) | |
375 | && (!previewed) ){ | |
376 | fprintf(stdout, terse | |
377 | ? "Uninserted errors\n" | |
378 | : ">>Uninserted errors for file \"%s\" follow.\n", | |
379 | name); | |
380 | } | |
381 | ||
382 | EITERATE(erpp, files, ix){ | |
383 | errorp = *erpp; | |
384 | if (errorp->error_e_class != C_TRUE){ | |
385 | if (previewed || touchstatus == Q_NO) | |
386 | continue; | |
387 | errorprint(stdout, errorp, TRUE); | |
388 | continue; | |
389 | } | |
390 | switch (dest){ | |
391 | case TOSTDOUT: | |
392 | if (previewed || touchstatus == Q_NO) | |
393 | continue; | |
394 | errorprint(stdout,errorp, TRUE); | |
395 | break; | |
396 | case TOTHEFILE: | |
397 | insert(errorp->error_line); | |
398 | text(errorp, FALSE); | |
399 | break; | |
400 | } | |
401 | } | |
402 | } | |
403 | ||
404 | int oktotouch(filename) | |
c99ba90a BJ |
405 | char *filename; |
406 | { | |
407 | extern char *suffixlist; | |
58195f21 RH |
408 | reg char *src; |
409 | reg char *pat; | |
c99ba90a BJ |
410 | char *osrc; |
411 | ||
412 | pat = suffixlist; | |
413 | if (pat == 0) | |
414 | return(0); | |
415 | if (*pat == '*') | |
416 | return(1); | |
417 | while (*pat++ != '.') | |
418 | continue; | |
419 | --pat; /* point to the period */ | |
420 | ||
421 | for (src = &filename[strlen(filename)], --src; | |
422 | (src > filename) && (*src != '.'); --src) | |
423 | continue; | |
424 | if (*src != '.') | |
425 | return(0); | |
426 | ||
427 | for (src++, pat++, osrc = src; *src && *pat; src = osrc, pat++){ | |
428 | for (; *src /* not at end of the source */ | |
429 | && *pat /* not off end of pattern */ | |
430 | && *pat != '.' /* not off end of sub pattern */ | |
431 | && *pat != '*' /* not wild card */ | |
432 | && *src == *pat; /* and equal... */ | |
433 | src++, pat++) | |
434 | continue; | |
435 | if (*src == 0 && (*pat == 0 || *pat == '.' || *pat == '*')) | |
436 | return(1); | |
437 | if (*src != 0 && *pat == '*') | |
438 | return(1); | |
439 | while (*pat && *pat != '.') | |
440 | pat++; | |
441 | if (! *pat) | |
442 | return(0); | |
443 | } | |
444 | return(0); | |
445 | } | |
58195f21 RH |
446 | /* |
447 | * Construct an execv argument | |
448 | * We need 1 argument for the editor's name | |
449 | * We need 1 argument for the initial search string | |
450 | * We need n_pissed_on arguments for the file names | |
451 | * We need 1 argument that is a null for execv. | |
452 | * The caller fills in the editor's name. | |
453 | * We fill in the initial search string. | |
454 | * We fill in the arguments, and the null. | |
455 | */ | |
456 | execvarg(n_pissed_on, r_argc, r_argv) | |
457 | int n_pissed_on; | |
458 | int *r_argc; | |
459 | char ***r_argv; | |
460 | { | |
461 | Eptr p; | |
462 | char *sep; | |
463 | int fi; | |
464 | ||
465 | (*r_argv) = (char **)Calloc(n_pissed_on + 3, sizeof(char *)); | |
466 | (*r_argc) = n_pissed_on + 2; | |
467 | (*r_argv)[1] = "+1;/###/"; | |
468 | n_pissed_on = 2; | |
469 | if (!terse){ | |
470 | fprintf(stdout, "You touched file(s):"); | |
471 | sep = " "; | |
472 | } | |
473 | FILEITERATE(fi, 1){ | |
474 | if (!touchedfiles[fi]) | |
475 | continue; | |
476 | p = *(files[fi]); | |
477 | if (!terse){ | |
478 | fprintf(stdout,"%s\"%s\"", sep, p->error_text[0]); | |
479 | sep = ", "; | |
480 | } | |
481 | (*r_argv)[n_pissed_on++] = p->error_text[0]; | |
482 | } | |
483 | if (!terse) | |
484 | fprintf(stdout, "\n"); | |
485 | (*r_argv)[n_pissed_on] = 0; | |
486 | } | |
c99ba90a BJ |
487 | |
488 | FILE *o_touchedfile; /* the old file */ | |
489 | FILE *n_touchedfile; /* the new file */ | |
490 | char *o_name; | |
d31142de | 491 | char n_name[64]; |
dc0e9d50 | 492 | char *canon_name = _PATH_TMP; |
c99ba90a BJ |
493 | int o_lineno; |
494 | int n_lineno; | |
495 | boolean tempfileopen = FALSE; | |
496 | /* | |
497 | * open the file; guaranteed to be both readable and writable | |
498 | * Well, if it isn't, then return TRUE if something failed | |
499 | */ | |
500 | boolean edit(name) | |
501 | char *name; | |
502 | { | |
503 | o_name = name; | |
504 | if ( (o_touchedfile = fopen(name, "r")) == NULL){ | |
505 | fprintf(stderr, "%s: Can't open file \"%s\" to touch (read).\n", | |
506 | processname, name); | |
507 | return(TRUE); | |
508 | } | |
58195f21 RH |
509 | (void)strcpy(n_name, canon_name); |
510 | (void)mktemp(n_name); | |
c99ba90a BJ |
511 | if ( (n_touchedfile = fopen(n_name, "w")) == NULL){ |
512 | fprintf(stderr,"%s: Can't open file \"%s\" to touch (write).\n", | |
513 | processname, name); | |
514 | return(TRUE); | |
515 | } | |
516 | tempfileopen = TRUE; | |
517 | n_lineno = 0; | |
518 | o_lineno = 0; | |
519 | return(FALSE); | |
520 | } | |
521 | /* | |
522 | * Position to the line (before, after) the line given by place | |
523 | */ | |
58195f21 | 524 | char edbuf[BUFSIZ]; |
c99ba90a BJ |
525 | insert(place) |
526 | int place; | |
527 | { | |
528 | --place; /* always insert messages before the offending line*/ | |
529 | for(; o_lineno < place; o_lineno++, n_lineno++){ | |
58195f21 | 530 | if(fgets(edbuf, BUFSIZ, o_touchedfile) == NULL) |
c99ba90a | 531 | return; |
58195f21 | 532 | fputs(edbuf, n_touchedfile); |
c99ba90a BJ |
533 | } |
534 | } | |
535 | ||
58195f21 RH |
536 | text(p, use_all) |
537 | reg Eptr p; | |
538 | boolean use_all; | |
c99ba90a BJ |
539 | { |
540 | int offset = use_all ? 0 : 2; | |
58195f21 RH |
541 | |
542 | fputs(lang_table[p->error_language].lang_incomment, n_touchedfile); | |
c99ba90a | 543 | fprintf(n_touchedfile, "%d [%s] ", |
58195f21 RH |
544 | p->error_line, |
545 | lang_table[p->error_language].lang_name); | |
546 | wordvprint(n_touchedfile, p->error_lgtext-offset, p->error_text+offset); | |
547 | fputs(lang_table[p->error_language].lang_outcomment,n_touchedfile); | |
c99ba90a BJ |
548 | n_lineno++; |
549 | } | |
550 | ||
d31142de RH |
551 | /* |
552 | * write the touched file to its temporary copy, | |
553 | * then bring the temporary in over the local file | |
554 | */ | |
555 | writetouched(overwrite) | |
556 | int overwrite; | |
c99ba90a | 557 | { |
d31142de RH |
558 | reg int nread; |
559 | reg FILE *localfile; | |
560 | reg FILE *tmpfile; | |
561 | int botch; | |
d3cda45e | 562 | int oktorm; |
58195f21 | 563 | |
d3cda45e RH |
564 | botch = 0; |
565 | oktorm = 1; | |
58195f21 | 566 | while((nread = fread(edbuf, 1, sizeof(edbuf), o_touchedfile)) != NULL){ |
d3cda45e RH |
567 | if (nread != fwrite(edbuf, 1, nread, n_touchedfile)){ |
568 | /* | |
569 | * Catastrophe in temporary area: file system full? | |
570 | */ | |
571 | botch = 1; | |
572 | fprintf(stderr, | |
573 | "%s: write failure: No errors inserted in \"%s\"\n", | |
574 | processname, o_name); | |
575 | } | |
c99ba90a BJ |
576 | } |
577 | fclose(n_touchedfile); | |
578 | fclose(o_touchedfile); | |
d31142de RH |
579 | /* |
580 | * Now, copy the temp file back over the original | |
581 | * file, thus preserving links, etc | |
582 | */ | |
d3cda45e | 583 | if (botch == 0 && overwrite){ |
d31142de RH |
584 | botch = 0; |
585 | localfile = NULL; | |
586 | tmpfile = NULL; | |
587 | if ((localfile = fopen(o_name, "w")) == NULL){ | |
588 | fprintf(stderr, | |
589 | "%s: Can't open file \"%s\" to overwrite.\n", | |
590 | processname, o_name); | |
591 | botch++; | |
592 | } | |
593 | if ((tmpfile = fopen(n_name, "r")) == NULL){ | |
594 | fprintf(stderr, "%s: Can't open file \"%s\" to read.\n", | |
595 | processname, n_name); | |
596 | botch++; | |
597 | } | |
d3cda45e RH |
598 | if (!botch) |
599 | oktorm = mustoverwrite(localfile, tmpfile); | |
d31142de RH |
600 | if (localfile != NULL) |
601 | fclose(localfile); | |
602 | if (tmpfile != NULL) | |
603 | fclose(tmpfile); | |
604 | } | |
d3cda45e | 605 | if (oktorm == 0){ |
bdbc9c90 | 606 | fprintf(stderr, "%s: Catastrophe: A copy of \"%s\": was saved in \"%s\"\n", |
d3cda45e RH |
607 | processname, o_name, n_name); |
608 | exit(1); | |
609 | } | |
d31142de RH |
610 | /* |
611 | * Kiss the temp file good bye | |
612 | */ | |
c99ba90a BJ |
613 | unlink(n_name); |
614 | tempfileopen = FALSE; | |
d31142de | 615 | return(TRUE); |
c99ba90a | 616 | } |
d3cda45e RH |
617 | /* |
618 | * return 1 if the tmpfile can be removed after writing it out | |
619 | */ | |
620 | int mustoverwrite(preciousfile, tmpfile) | |
621 | FILE *preciousfile; | |
622 | FILE *tmpfile; | |
623 | { | |
624 | int nread; | |
625 | ||
626 | while((nread = fread(edbuf, 1, sizeof(edbuf), tmpfile)) != NULL){ | |
627 | if (mustwrite(edbuf, nread, preciousfile) == 0) | |
628 | return(0); | |
629 | } | |
630 | return(1); | |
631 | } | |
632 | /* | |
633 | * return 0 on catastrophe | |
634 | */ | |
635 | mustwrite(base, n, preciousfile) | |
636 | char *base; | |
637 | int n; | |
638 | FILE *preciousfile; | |
639 | { | |
640 | int nwrote; | |
641 | ||
642 | if (n <= 0) | |
643 | return(1); | |
644 | nwrote = fwrite(base, 1, n, preciousfile); | |
645 | if (nwrote == n) | |
646 | return(1); | |
647 | perror(processname); | |
648 | switch(inquire(terse | |
649 | ? "Botch overwriting: retry? " | |
650 | : "Botch overwriting the source file: retry? ")){ | |
651 | case Q_YES: | |
652 | case Q_yes: | |
653 | mustwrite(base + nwrote, n - nwrote, preciousfile); | |
654 | return(1); | |
655 | case Q_NO: | |
656 | case Q_no: | |
657 | switch(inquire("Are you sure? ")){ | |
658 | case Q_YES: | |
659 | case Q_yes: | |
660 | return(0); | |
661 | case Q_NO: | |
662 | case Q_no: | |
663 | mustwrite(base + nwrote, n - nwrote, preciousfile); | |
664 | return(1); | |
665 | } | |
7799334e RC |
666 | default: |
667 | return(0); | |
d3cda45e RH |
668 | } |
669 | } | |
58195f21 | 670 | |
d04ff68f | 671 | void |
c99ba90a BJ |
672 | onintr() |
673 | { | |
58195f21 RH |
674 | switch(inquire(terse |
675 | ? "\nContinue? " | |
676 | : "\nInterrupt: Do you want to continue? ")){ | |
677 | case Q_YES: | |
678 | case Q_yes: | |
c99ba90a BJ |
679 | signal(SIGINT, onintr); |
680 | return; | |
58195f21 | 681 | default: |
d31142de RH |
682 | if (tempfileopen){ |
683 | /* | |
684 | * Don't overwrite the original file! | |
685 | */ | |
686 | writetouched(0); | |
687 | } | |
58195f21 | 688 | exit(1); |
c99ba90a | 689 | } |
58195f21 | 690 | /*NOTREACHED*/ |
c99ba90a | 691 | } |
58195f21 | 692 | |
c99ba90a BJ |
693 | errorprint(place, errorp, print_all) |
694 | FILE *place; | |
58195f21 | 695 | Eptr errorp; |
c99ba90a BJ |
696 | boolean print_all; |
697 | { | |
698 | int offset = print_all ? 0 : 2; | |
699 | ||
700 | if (errorp->error_e_class == C_IGNORE) | |
701 | return; | |
702 | fprintf(place, "[%s] ", lang_table[errorp->error_language].lang_name); | |
703 | wordvprint(place,errorp->error_lgtext-offset,errorp->error_text+offset); | |
704 | putc('\n', place); | |
705 | } | |
706 | ||
58195f21 | 707 | int inquire(fmt, a1, a2) |
c99ba90a BJ |
708 | char *fmt; |
709 | /*VARARGS1*/ | |
710 | { | |
711 | char buffer[128]; | |
7799334e RC |
712 | |
713 | if (queryfile == NULL) | |
714 | return(0); | |
c99ba90a BJ |
715 | for(;;){ |
716 | do{ | |
717 | fflush(stdout); | |
718 | fprintf(stderr, fmt, a1, a2); | |
719 | fflush(stderr); | |
720 | } while (fgets(buffer, 127, queryfile) == NULL); | |
58195f21 RH |
721 | switch(buffer[0]){ |
722 | case 'Y': return(Q_YES); | |
723 | case 'y': return(Q_yes); | |
724 | case 'N': return(Q_NO); | |
725 | case 'n': return(Q_no); | |
726 | default: fprintf(stderr, "Yes or No only!\n"); | |
727 | } | |
c99ba90a BJ |
728 | } |
729 | } | |
730 | ||
58195f21 RH |
731 | int probethisfile(name) |
732 | char *name; | |
c99ba90a BJ |
733 | { |
734 | struct stat statbuf; | |
58195f21 RH |
735 | if (stat(name, &statbuf) < 0) |
736 | return(F_NOTEXIST); | |
737 | if((statbuf.st_mode & S_IREAD) == 0) | |
738 | return(F_NOTREAD); | |
739 | if((statbuf.st_mode & S_IWRITE) == 0) | |
740 | return(F_NOTWRITE); | |
741 | return(F_TOUCHIT); | |
c99ba90a | 742 | } |