Annotation of src/usr.bin/cvs/file.c, Revision 1.29
1.1 jfb 1: /* $OpenBSD$ */
2: /*
3: * Copyright (c) 2004 Jean-Francois Brousseau <jfb@openbsd.org>
1.26 jfb 4: * All rights reserved.
1.1 jfb 5: *
1.26 jfb 6: * Redistribution and use in source and binary forms, with or without
7: * modification, are permitted provided that the following conditions
8: * are met:
1.1 jfb 9: *
1.26 jfb 10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
1.1 jfb 12: * 2. The name of the author may not be used to endorse or promote products
1.26 jfb 13: * derived from this software without specific prior written permission.
1.1 jfb 14: *
15: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
16: * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
17: * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
18: * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
21: * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
22: * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
23: * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
1.26 jfb 24: * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
1.1 jfb 25: */
26:
27: #include <sys/types.h>
28: #include <sys/queue.h>
29: #include <sys/stat.h>
30:
31: #include <pwd.h>
32: #include <errno.h>
33: #include <stdio.h>
34: #include <fcntl.h>
35: #include <dirent.h>
36: #include <stdlib.h>
37: #include <unistd.h>
38: #include <string.h>
39: #include <fnmatch.h>
40:
41: #include "cvs.h"
42: #include "log.h"
1.14 jfb 43: #include "file.h"
1.1 jfb 44:
45:
46: #define CVS_IGN_STATIC 0x01 /* pattern is static, no need to glob */
47:
48: #define CVS_CHAR_ISMETA(c) ((c == '*') || (c == '?') || (c == '['))
49:
50:
51: /* ignore pattern */
52: struct cvs_ignpat {
53: char ip_pat[MAXNAMLEN];
54: int ip_flags;
55: TAILQ_ENTRY (cvs_ignpat) ip_list;
56: };
57:
58:
59: /*
60: * Standard patterns to ignore.
61: */
62:
63: static const char *cvs_ign_std[] = {
64: ".",
65: "..",
66: "*.o",
67: "*.so",
68: "*.bak",
69: "*.orig",
70: "*.rej",
71: "*.exe",
72: "*.depend",
73: "CVS",
74: "core",
1.8 jfb 75: ".#*",
1.1 jfb 76: #ifdef OLD_SMELLY_CRUFT
77: "RCSLOG",
78: "tags",
79: "TAGS",
80: "RCS",
81: "SCCS",
82: "#*",
83: ",*",
84: #endif
85: };
86:
87:
1.11 jfb 88: /*
89: * Entries in the CVS/Entries file with a revision of '0' have only been
90: * added. Compare against this revision to see if this is the case
91: */
1.4 jfb 92: static RCSNUM *cvs_addedrev;
93:
94:
1.1 jfb 95: TAILQ_HEAD(, cvs_ignpat) cvs_ign_pats;
96:
97:
1.14 jfb 98: static int cvs_file_getdir (CVSFILE *, int);
1.6 jfb 99: static void cvs_file_freedir (struct cvs_dir *);
1.16 jfb 100: static int cvs_file_sort (struct cvs_flist *, u_int);
1.6 jfb 101: static int cvs_file_cmp (const void *, const void *);
1.23 jfb 102: static int cvs_file_cmpname (const char *, const char *);
1.6 jfb 103: static CVSFILE* cvs_file_alloc (const char *, u_int);
1.14 jfb 104: static CVSFILE* cvs_file_lget (const char *, int, CVSFILE *);
1.3 jfb 105:
106:
107:
1.1 jfb 108: /*
109: * cvs_file_init()
110: *
111: */
112:
113: int
114: cvs_file_init(void)
115: {
116: int i;
117: size_t len;
118: char path[MAXPATHLEN], buf[MAXNAMLEN];
119: FILE *ifp;
120: struct passwd *pwd;
121:
122: TAILQ_INIT(&cvs_ign_pats);
123:
1.4 jfb 124: cvs_addedrev = rcsnum_alloc();
125: rcsnum_aton("0", NULL, cvs_addedrev);
126:
1.1 jfb 127: /* standard patterns to ignore */
1.10 jfb 128: for (i = 0; i < (int)(sizeof(cvs_ign_std)/sizeof(char *)); i++)
1.26 jfb 129: cvs_file_ignore(cvs_ign_std[i]);
1.1 jfb 130:
131: /* read the cvsignore file in the user's home directory, if any */
132: pwd = getpwuid(getuid());
133: if (pwd != NULL) {
134: snprintf(path, sizeof(path), "%s/.cvsignore", pwd->pw_dir);
135: ifp = fopen(path, "r");
136: if (ifp == NULL) {
137: if (errno != ENOENT)
138: cvs_log(LP_ERRNO, "failed to open `%s'", path);
139: }
140: else {
141: while (fgets(buf, sizeof(buf), ifp) != NULL) {
142: len = strlen(buf);
143: if (len == 0)
144: continue;
145: if (buf[len - 1] != '\n') {
146: cvs_log(LP_ERR, "line too long in `%s'",
147: path);
148: }
149: buf[--len] = '\0';
150: cvs_file_ignore(buf);
151: }
152: (void)fclose(ifp);
153: }
154: }
155:
156: return (0);
157: }
158:
159:
160: /*
161: * cvs_file_ignore()
162: *
163: * Add the pattern <pat> to the list of patterns for files to ignore.
164: * Returns 0 on success, or -1 on failure.
165: */
166:
167: int
168: cvs_file_ignore(const char *pat)
169: {
170: char *cp;
171: struct cvs_ignpat *ip;
172:
173: ip = (struct cvs_ignpat *)malloc(sizeof(*ip));
174: if (ip == NULL) {
175: cvs_log(LP_ERR, "failed to allocate space for ignore pattern");
176: return (-1);
177: }
178:
179: strlcpy(ip->ip_pat, pat, sizeof(ip->ip_pat));
180:
181: /* check if we will need globbing for that pattern */
182: ip->ip_flags = CVS_IGN_STATIC;
183: for (cp = ip->ip_pat; *cp != '\0'; cp++) {
184: if (CVS_CHAR_ISMETA(*cp)) {
185: ip->ip_flags &= ~CVS_IGN_STATIC;
186: break;
187: }
188: }
189:
190: TAILQ_INSERT_TAIL(&cvs_ign_pats, ip, ip_list);
191:
192: return (0);
193: }
194:
195:
196: /*
1.5 jfb 197: * cvs_file_chkign()
1.1 jfb 198: *
199: * Returns 1 if the filename <file> is matched by one of the ignore
200: * patterns, or 0 otherwise.
201: */
202:
203: int
1.5 jfb 204: cvs_file_chkign(const char *file)
1.1 jfb 205: {
1.23 jfb 206: int flags;
1.1 jfb 207: struct cvs_ignpat *ip;
208:
1.23 jfb 209: flags = FNM_PERIOD;
210: if (cvs_nocase)
211: flags |= FNM_CASEFOLD;
212:
1.1 jfb 213: TAILQ_FOREACH(ip, &cvs_ign_pats, ip_list) {
214: if (ip->ip_flags & CVS_IGN_STATIC) {
1.23 jfb 215: if (cvs_file_cmpname(file, ip->ip_pat) == 0)
1.1 jfb 216: return (1);
217: }
1.23 jfb 218: else if (fnmatch(ip->ip_pat, file, flags) == 0)
1.1 jfb 219: return (1);
220: }
221:
222: return (0);
223: }
224:
225:
226: /*
1.6 jfb 227: * cvs_file_create()
1.1 jfb 228: *
1.6 jfb 229: * Create a new file whose path is specified in <path> and of type <type>.
1.26 jfb 230: * If the type is DT_DIR, the CVS administrative repository and files will be
231: * created.
1.25 jfb 232: * Returns the created file on success, or NULL on failure.
1.1 jfb 233: */
234:
1.6 jfb 235: CVSFILE*
236: cvs_file_create(const char *path, u_int type, mode_t mode)
1.1 jfb 237: {
1.6 jfb 238: int fd;
239: CVSFILE *cfp;
1.1 jfb 240:
1.6 jfb 241: cfp = cvs_file_alloc(path, type);
242: if (cfp == NULL)
243: return (NULL);
1.26 jfb 244:
1.6 jfb 245: cfp->cf_type = type;
1.22 jfb 246: cfp->cf_mode = mode;
1.26 jfb 247: cfp->cf_ddat->cd_root = cvsroot_get(path);
1.28 jfb 248: cfp->cf_ddat->cd_repo = strdup(cfp->cf_path);
1.1 jfb 249:
1.6 jfb 250: if (type == DT_DIR) {
1.26 jfb 251: if ((mkdir(path, mode) == -1) || (cvs_mkadmin(cfp, mode) < 0)) {
1.6 jfb 252: cvs_file_free(cfp);
253: return (NULL);
254: }
1.26 jfb 255:
1.27 jfb 256: cfp->cf_ddat->cd_ent = cvs_ent_open(path, O_RDWR);
257:
1.1 jfb 258: }
1.6 jfb 259: else {
260: fd = open(path, O_WRONLY|O_CREAT|O_EXCL, mode);
261: if (fd == -1) {
262: cvs_file_free(cfp);
1.1 jfb 263: return (NULL);
264: }
1.6 jfb 265: (void)close(fd);
1.1 jfb 266: }
267:
1.6 jfb 268: return (cfp);
1.3 jfb 269: }
270:
271:
272: /*
273: * cvs_file_get()
274: *
275: * Load a cvs_file structure with all the information pertaining to the file
276: * <path>.
1.4 jfb 277: * The <flags> parameter specifies various flags that alter the behaviour of
1.21 jfb 278: * the function. The CF_RECURSE flag causes the function to recursively load
279: * subdirectories when <path> is a directory.
280: * The CF_SORT flag causes the files to be sorted in alphabetical order upon
281: * loading. The special case of "." as a path specification generates
282: * recursion for a single level and is equivalent to calling cvs_file_get() on
283: * all files of that directory.
1.3 jfb 284: * Returns a pointer to the cvs file structure, which must later be freed
285: * with cvs_file_free().
286: */
287:
1.14 jfb 288: CVSFILE*
1.3 jfb 289: cvs_file_get(const char *path, int flags)
290: {
1.14 jfb 291: return cvs_file_lget(path, flags, NULL);
1.9 jfb 292: }
293:
294:
295: /*
296: * cvs_file_getspec()
297: *
298: * Load a specific set of files whose paths are given in the vector <fspec>,
299: * whose size is given in <fsn>.
300: * Returns a pointer to the lowest common subdirectory to all specified
301: * files.
302: */
303:
304: CVSFILE*
305: cvs_file_getspec(char **fspec, int fsn, int flags)
306: {
1.26 jfb 307: int i;
308: char *sp, *np, pcopy[MAXPATHLEN];
309: CVSFILE *base, *cf, *nf;
310:
311: base = cvs_file_get(".", 0);
312: if (base == NULL)
313: return (NULL);
314:
315: for (i = 0; i < fsn; i++) {
316: strlcpy(pcopy, fspec[i], sizeof(pcopy));
317: cf = base;
318: sp = pcopy;
319:
320: do {
321: np = strchr(sp, '/');
322: if (np != NULL)
323: *np = '\0';
324: nf = cvs_file_find(cf, sp);
325: if (nf == NULL) {
326: nf = cvs_file_lget(pcopy, 0, cf);
327: if (nf == NULL) {
328: cvs_file_free(base);
329: return (NULL);
330: }
331:
332: cvs_file_attach(cf, nf);
333: }
334:
335: if (np != NULL) {
336: *np = '/';
337: sp = np + 1;
338: }
339:
340: cf = nf;
341: } while (np != NULL);
342: }
343:
344: return (base);
1.3 jfb 345: }
346:
347:
348: /*
1.13 jfb 349: * cvs_file_find()
350: *
351: * Find the pointer to a CVS file entry within the file hierarchy <hier>.
352: * The file's pathname <path> must be relative to the base of <hier>.
353: * Returns the entry on success, or NULL on failure.
354: */
355:
356: CVSFILE*
357: cvs_file_find(CVSFILE *hier, const char *path)
358: {
359: char *pp, *sp, pbuf[MAXPATHLEN];
360: CVSFILE *sf, *cf;
361:
362: strlcpy(pbuf, path, sizeof(pbuf));
363:
364: cf = hier;
365: pp = pbuf;
366: do {
367: sp = strchr(pp, '/');
368: if (sp != NULL)
1.24 jfb 369: *(sp++) = '\0';
1.13 jfb 370:
371: /* special case */
372: if (*pp == '.') {
373: if ((*(pp + 1) == '.') && (*(pp + 2) == '\0')) {
374: /* request to go back to parent */
375: if (cf->cf_parent == NULL) {
376: cvs_log(LP_NOTICE,
377: "path %s goes back too far", path);
378: return (NULL);
379: }
380: cf = cf->cf_parent;
381: continue;
382: }
383: else if (*(pp + 1) == '\0')
384: continue;
385: }
386:
387: TAILQ_FOREACH(sf, &(cf->cf_ddat->cd_files), cf_list)
1.23 jfb 388: if (cvs_file_cmpname(pp, sf->cf_name) == 0)
1.13 jfb 389: break;
390: if (sf == NULL)
391: return (NULL);
392:
393: cf = sf;
394: pp = sp;
395: } while (sp != NULL);
396:
1.24 jfb 397: return (cf);
1.13 jfb 398: }
399:
400:
401: /*
1.22 jfb 402: * cvs_file_attach()
403: *
404: * Attach the file <file> as one of the children of parent <parent>, which
405: * has to be a file of type DT_DIR.
406: * Returns 0 on success, or -1 on failure.
407: */
408:
409: int
410: cvs_file_attach(CVSFILE *parent, CVSFILE *file)
411: {
1.23 jfb 412: struct cvs_dir *dp;
1.22 jfb 413:
414: if (parent->cf_type != DT_DIR)
415: return (-1);
416:
1.23 jfb 417: dp = parent->cf_ddat;
418:
419: TAILQ_INSERT_TAIL(&(dp->cd_files), file, cf_list);
420: dp->cd_nfiles++;
1.22 jfb 421: file->cf_parent = parent;
422:
423: return (0);
424: }
425:
426:
427: /*
1.3 jfb 428: * cvs_file_getdir()
429: *
430: * Get a cvs directory structure for the directory whose path is <dir>.
431: */
432:
1.6 jfb 433: static int
1.14 jfb 434: cvs_file_getdir(CVSFILE *cf, int flags)
1.3 jfb 435: {
1.13 jfb 436: int ret, fd;
1.16 jfb 437: u_int ndirs;
1.3 jfb 438: long base;
1.13 jfb 439: void *dp, *ep;
1.11 jfb 440: char fbuf[2048], pbuf[MAXPATHLEN];
1.3 jfb 441: struct dirent *ent;
1.14 jfb 442: CVSFILE *cfp;
1.20 jfb 443: struct stat st;
1.3 jfb 444: struct cvs_dir *cdp;
1.10 jfb 445: struct cvs_flist dirs;
1.3 jfb 446:
1.18 jfb 447: ndirs = 0;
1.10 jfb 448: TAILQ_INIT(&dirs);
1.7 jfb 449: cdp = cf->cf_ddat;
450:
1.26 jfb 451: if (cf->cf_cvstat != CVS_FST_UNKNOWN) {
452: cdp->cd_root = cvsroot_get(cf->cf_path);
453: if (cdp->cd_root == NULL) {
454: cvs_file_freedir(cdp);
455: return (-1);
456: }
1.3 jfb 457:
1.26 jfb 458: if (flags & CF_MKADMIN)
459: cvs_mkadmin(cf, 0755);
1.14 jfb 460:
1.26 jfb 461: /* if the CVS administrative directory exists, load the info */
462: snprintf(pbuf, sizeof(pbuf), "%s/" CVS_PATH_CVSDIR,
463: cf->cf_path);
464: if ((stat(pbuf, &st) == 0) && S_ISDIR(st.st_mode)) {
465: if (cvs_readrepo(cf->cf_path, pbuf,
466: sizeof(pbuf)) == 0) {
467: cdp->cd_repo = strdup(pbuf);
468: if (cdp->cd_repo == NULL) {
1.28 jfb 469: cvs_log(LP_ERRNO,
470: "failed to dup repository string");
1.26 jfb 471: free(cdp);
472: return (-1);
473: }
1.20 jfb 474: }
1.26 jfb 475:
476: cdp->cd_ent = cvs_ent_open(cf->cf_path, O_RDWR);
1.20 jfb 477: }
478: }
1.14 jfb 479:
1.26 jfb 480: if (!(flags & CF_RECURSE) || (cf->cf_cvstat == CVS_FST_UNKNOWN))
481: return (0);
482:
1.3 jfb 483: fd = open(cf->cf_path, O_RDONLY);
484: if (fd == -1) {
485: cvs_log(LP_ERRNO, "failed to open `%s'", cf->cf_path);
486: cvs_file_freedir(cdp);
1.6 jfb 487: return (-1);
1.3 jfb 488: }
489:
1.11 jfb 490: do {
491: ret = getdirentries(fd, fbuf, sizeof(fbuf), &base);
492: if (ret == -1) {
493: cvs_log(LP_ERRNO, "failed to get directory entries");
494: (void)close(fd);
495: cvs_file_freedir(cdp);
496: return (-1);
497: }
1.10 jfb 498:
1.11 jfb 499: dp = fbuf;
500: ep = fbuf + (size_t)ret;
501: while (dp < ep) {
502: ent = (struct dirent *)dp;
503: dp += ent->d_reclen;
504:
505: if ((flags & CF_IGNORE) && cvs_file_chkign(ent->d_name))
1.24 jfb 506: continue;
507:
508: if ((flags & CF_NOSYMS) && (ent->d_type == DT_LNK))
1.11 jfb 509: continue;
510:
511: snprintf(pbuf, sizeof(pbuf), "%s/%s",
512: cf->cf_path, ent->d_name);
1.14 jfb 513: cfp = cvs_file_lget(pbuf, flags, cf);
1.11 jfb 514: if (cfp != NULL) {
1.26 jfb 515: if (cfp->cf_type == DT_DIR) {
516: TAILQ_INSERT_TAIL(&dirs, cfp, cf_list);
1.16 jfb 517: ndirs++;
518: }
519: else {
1.26 jfb 520: TAILQ_INSERT_TAIL(&(cdp->cd_files), cfp,
1.11 jfb 521: cf_list);
1.16 jfb 522: cdp->cd_nfiles++;
523: }
1.11 jfb 524: }
1.4 jfb 525: }
1.11 jfb 526: } while (ret > 0);
1.14 jfb 527:
1.10 jfb 528: if (flags & CF_SORT) {
1.16 jfb 529: cvs_file_sort(&(cdp->cd_files), cdp->cd_nfiles);
530: cvs_file_sort(&dirs, ndirs);
1.10 jfb 531: }
1.26 jfb 532:
533: while (!TAILQ_EMPTY(&dirs)) {
534: cfp = TAILQ_FIRST(&dirs);
535: TAILQ_REMOVE(&dirs, cfp, cf_list);
1.10 jfb 536: TAILQ_INSERT_TAIL(&(cdp->cd_files), cfp, cf_list);
1.26 jfb 537: }
1.16 jfb 538: cdp->cd_nfiles += ndirs;
1.3 jfb 539:
540: (void)close(fd);
541:
1.6 jfb 542: return (0);
1.3 jfb 543: }
544:
545:
546: /*
547: * cvs_file_free()
548: *
549: * Free a cvs_file structure and its contents.
550: */
551:
552: void
1.14 jfb 553: cvs_file_free(CVSFILE *cf)
1.3 jfb 554: {
555: if (cf->cf_path != NULL)
556: free(cf->cf_path);
557: if (cf->cf_ddat != NULL)
558: cvs_file_freedir(cf->cf_ddat);
559: free(cf);
1.5 jfb 560: }
561:
562:
563: /*
564: * cvs_file_examine()
565: *
566: * Examine the contents of the CVS file structure <cf> with the function
567: * <exam>. The function is called for all subdirectories and files of the
568: * root file.
569: */
570:
571: int
572: cvs_file_examine(CVSFILE *cf, int (*exam)(CVSFILE *, void *), void *arg)
573: {
574: int ret;
1.14 jfb 575: CVSFILE *fp;
1.5 jfb 576:
577: if (cf->cf_type == DT_DIR) {
578: ret = (*exam)(cf, arg);
1.10 jfb 579: TAILQ_FOREACH(fp, &(cf->cf_ddat->cd_files), cf_list) {
1.5 jfb 580: ret = cvs_file_examine(fp, exam, arg);
581: if (ret == -1)
1.13 jfb 582: break;
1.5 jfb 583: }
584: }
585: else
1.13 jfb 586: ret = (*exam)(cf, arg);
587:
588: return (ret);
1.3 jfb 589: }
590:
591:
592: /*
593: * cvs_file_freedir()
594: *
595: * Free a cvs_dir structure and its contents.
596: */
597:
598: static void
599: cvs_file_freedir(struct cvs_dir *cd)
600: {
1.14 jfb 601: CVSFILE *cfp;
1.3 jfb 602:
603: if (cd->cd_root != NULL)
604: cvsroot_free(cd->cd_root);
605: if (cd->cd_repo != NULL)
606: free(cd->cd_repo);
607:
1.14 jfb 608: if (cd->cd_ent != NULL)
609: cvs_ent_close(cd->cd_ent);
610:
1.10 jfb 611: while (!TAILQ_EMPTY(&(cd->cd_files))) {
612: cfp = TAILQ_FIRST(&(cd->cd_files));
613: TAILQ_REMOVE(&(cd->cd_files), cfp, cf_list);
1.3 jfb 614: cvs_file_free(cfp);
615: }
616: }
617:
618:
619: /*
620: * cvs_file_sort()
621: *
1.16 jfb 622: * Sort a list of cvs file structures according to their filename. The list
623: * <flp> is modified according to the sorting algorithm. The number of files
624: * in the list must be given by <nfiles>.
625: * Returns 0 on success, or -1 on failure.
1.3 jfb 626: */
627:
628: static int
1.16 jfb 629: cvs_file_sort(struct cvs_flist *flp, u_int nfiles)
1.3 jfb 630: {
631: int i;
632: size_t nb;
1.16 jfb 633: CVSFILE *cf, **cfvec;
634:
635: cfvec = (CVSFILE **)calloc(nfiles, sizeof(CVSFILE *));
636: if (cfvec == NULL) {
637: cvs_log(LP_ERRNO, "failed to allocate sorting vector");
638: return (-1);
639: }
1.3 jfb 640:
641: i = 0;
1.10 jfb 642: TAILQ_FOREACH(cf, flp, cf_list) {
1.16 jfb 643: if (i == (int)nfiles) {
1.3 jfb 644: cvs_log(LP_WARN, "too many files to sort");
1.16 jfb 645: /* rebuild the list and abort sorting */
646: while (--i >= 0)
647: TAILQ_INSERT_HEAD(flp, cfvec[i], cf_list);
648: free(cfvec);
1.3 jfb 649: return (-1);
650: }
1.16 jfb 651: cfvec[i++] = cf;
1.3 jfb 652:
653: /* now unlink it from the list,
654: * we'll put it back in order later
655: */
1.10 jfb 656: TAILQ_REMOVE(flp, cf, cf_list);
1.3 jfb 657: }
658:
659: /* clear the list just in case */
1.10 jfb 660: TAILQ_INIT(flp);
1.3 jfb 661: nb = (size_t)i;
662:
663: heapsort(cfvec, nb, sizeof(cf), cvs_file_cmp);
664:
665: /* rebuild the list from the bottom up */
666: for (i = (int)nb - 1; i >= 0; i--)
1.10 jfb 667: TAILQ_INSERT_HEAD(flp, cfvec[i], cf_list);
1.3 jfb 668:
1.16 jfb 669: free(cfvec);
1.3 jfb 670: return (0);
671: }
672:
673:
674: static int
675: cvs_file_cmp(const void *f1, const void *f2)
676: {
1.14 jfb 677: CVSFILE *cf1, *cf2;
678: cf1 = *(CVSFILE **)f1;
679: cf2 = *(CVSFILE **)f2;
1.23 jfb 680: return cvs_file_cmpname(cf1->cf_name, cf2->cf_name);
1.6 jfb 681: }
682:
683:
684: CVSFILE*
685: cvs_file_alloc(const char *path, u_int type)
686: {
687: size_t len;
688: char pbuf[MAXPATHLEN];
689: CVSFILE *cfp;
690: struct cvs_dir *ddat;
691:
1.14 jfb 692: cfp = (CVSFILE *)malloc(sizeof(*cfp));
1.6 jfb 693: if (cfp == NULL) {
694: cvs_log(LP_ERRNO, "failed to allocate CVS file data");
695: return (NULL);
696: }
697: memset(cfp, 0, sizeof(*cfp));
698:
699: /* ditch trailing slashes */
700: strlcpy(pbuf, path, sizeof(pbuf));
701: len = strlen(pbuf);
702: while (pbuf[len - 1] == '/')
703: pbuf[--len] = '\0';
704:
705: cfp->cf_path = strdup(pbuf);
706: if (cfp->cf_path == NULL) {
707: free(cfp);
708: return (NULL);
709: }
710:
711: cfp->cf_name = strrchr(cfp->cf_path, '/');
712: if (cfp->cf_name == NULL)
713: cfp->cf_name = cfp->cf_path;
714: else
715: cfp->cf_name++;
716:
717: cfp->cf_type = type;
718: cfp->cf_cvstat = CVS_FST_UNKNOWN;
719:
720: if (type == DT_DIR) {
721: ddat = (struct cvs_dir *)malloc(sizeof(*ddat));
722: if (ddat == NULL) {
723: cvs_file_free(cfp);
724: return (NULL);
725: }
726: memset(ddat, 0, sizeof(*ddat));
1.10 jfb 727: TAILQ_INIT(&(ddat->cd_files));
1.6 jfb 728: cfp->cf_ddat = ddat;
729: }
730: return (cfp);
1.1 jfb 731: }
1.14 jfb 732:
733:
734: /*
735: * cvs_file_lget()
736: *
737: * Get the file and link it with the parent right away.
1.22 jfb 738: * Returns a pointer to the created file structure on success, or NULL on
739: * failure.
1.14 jfb 740: */
741:
742: static CVSFILE*
743: cvs_file_lget(const char *path, int flags, CVSFILE *parent)
744: {
745: int cwd;
746: struct stat st;
747: CVSFILE *cfp;
748: struct cvs_ent *ent;
749:
750: ent = NULL;
751:
752: if (strcmp(path, ".") == 0)
753: cwd = 1;
754: else
755: cwd = 0;
756:
757: if (stat(path, &st) == -1) {
758: cvs_log(LP_ERRNO, "failed to stat %s", path);
759: return (NULL);
760: }
761:
762: cfp = cvs_file_alloc(path, IFTODT(st.st_mode));
763: if (cfp == NULL) {
764: cvs_log(LP_ERRNO, "failed to allocate CVS file data");
765: return (NULL);
766: }
767: cfp->cf_parent = parent;
1.22 jfb 768: cfp->cf_mode = st.st_mode & ACCESSPERMS;
769: cfp->cf_mtime = st.st_mtime;
1.14 jfb 770:
771: if ((parent != NULL) && (CVS_DIR_ENTRIES(parent) != NULL)) {
1.15 jfb 772: ent = cvs_ent_get(CVS_DIR_ENTRIES(parent), cfp->cf_name);
1.14 jfb 773: }
774:
1.26 jfb 775: if (ent == NULL) {
1.14 jfb 776: cfp->cf_cvstat = (cwd == 1) ?
777: CVS_FST_UPTODATE : CVS_FST_UNKNOWN;
1.26 jfb 778: }
1.14 jfb 779: else {
780: /* always show directories as up-to-date */
781: if (ent->ce_type == CVS_ENT_DIR)
782: cfp->cf_cvstat = CVS_FST_UPTODATE;
783: else if (rcsnum_cmp(ent->ce_rev, cvs_addedrev, 2) == 0)
784: cfp->cf_cvstat = CVS_FST_ADDED;
785: else {
786: /* check last modified time */
1.28 jfb 787: if (ent->ce_mtime == st.st_mtime)
1.14 jfb 788: cfp->cf_cvstat = CVS_FST_UPTODATE;
789: else
790: cfp->cf_cvstat = CVS_FST_MODIFIED;
791: }
792: }
793:
1.26 jfb 794: if ((cfp->cf_type == DT_DIR) && (cvs_file_getdir(cfp, flags) < 0)) {
795: cvs_file_free(cfp);
796: return (NULL);
1.14 jfb 797: }
798:
799: return (cfp);
1.23 jfb 800: }
801:
802:
803: static int
804: cvs_file_cmpname(const char *name1, const char *name2)
805: {
806: return (cvs_nocase == 0) ? (strcmp(name1, name2)) :
807: (strcasecmp(name1, name2));
1.14 jfb 808: }