Annotation of src/usr.bin/cvs/file.c, Revision 1.26
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);
1.1 jfb 248:
1.6 jfb 249: if (type == DT_DIR) {
1.26 ! jfb 250: if ((mkdir(path, mode) == -1) || (cvs_mkadmin(cfp, mode) < 0)) {
1.6 jfb 251: cvs_file_free(cfp);
252: return (NULL);
253: }
1.26 ! jfb 254:
1.1 jfb 255: }
1.6 jfb 256: else {
257: fd = open(path, O_WRONLY|O_CREAT|O_EXCL, mode);
258: if (fd == -1) {
259: cvs_file_free(cfp);
1.1 jfb 260: return (NULL);
261: }
1.6 jfb 262: (void)close(fd);
1.1 jfb 263: }
264:
1.6 jfb 265: return (cfp);
1.3 jfb 266: }
267:
268:
269: /*
270: * cvs_file_get()
271: *
272: * Load a cvs_file structure with all the information pertaining to the file
273: * <path>.
1.4 jfb 274: * The <flags> parameter specifies various flags that alter the behaviour of
1.21 jfb 275: * the function. The CF_RECURSE flag causes the function to recursively load
276: * subdirectories when <path> is a directory.
277: * The CF_SORT flag causes the files to be sorted in alphabetical order upon
278: * loading. The special case of "." as a path specification generates
279: * recursion for a single level and is equivalent to calling cvs_file_get() on
280: * all files of that directory.
1.3 jfb 281: * Returns a pointer to the cvs file structure, which must later be freed
282: * with cvs_file_free().
283: */
284:
1.14 jfb 285: CVSFILE*
1.3 jfb 286: cvs_file_get(const char *path, int flags)
287: {
1.14 jfb 288: return cvs_file_lget(path, flags, NULL);
1.9 jfb 289: }
290:
291:
292: /*
293: * cvs_file_getspec()
294: *
295: * Load a specific set of files whose paths are given in the vector <fspec>,
296: * whose size is given in <fsn>.
297: * Returns a pointer to the lowest common subdirectory to all specified
298: * files.
299: */
300:
301: CVSFILE*
302: cvs_file_getspec(char **fspec, int fsn, int flags)
303: {
1.26 ! jfb 304: int i;
! 305: char *sp, *np, pcopy[MAXPATHLEN];
! 306: CVSFILE *base, *cf, *nf;
! 307:
! 308: base = cvs_file_get(".", 0);
! 309: if (base == NULL)
! 310: return (NULL);
! 311:
! 312: for (i = 0; i < fsn; i++) {
! 313: strlcpy(pcopy, fspec[i], sizeof(pcopy));
! 314: cf = base;
! 315: sp = pcopy;
! 316:
! 317: do {
! 318: np = strchr(sp, '/');
! 319: if (np != NULL)
! 320: *np = '\0';
! 321: nf = cvs_file_find(cf, sp);
! 322: if (nf == NULL) {
! 323: nf = cvs_file_lget(pcopy, 0, cf);
! 324: if (nf == NULL) {
! 325: cvs_file_free(base);
! 326: return (NULL);
! 327: }
! 328:
! 329: cvs_file_attach(cf, nf);
! 330: }
! 331:
! 332: if (np != NULL) {
! 333: *np = '/';
! 334: sp = np + 1;
! 335: }
! 336:
! 337: cf = nf;
! 338: } while (np != NULL);
! 339: }
! 340:
! 341: return (base);
1.3 jfb 342: }
343:
344:
345: /*
1.13 jfb 346: * cvs_file_find()
347: *
348: * Find the pointer to a CVS file entry within the file hierarchy <hier>.
349: * The file's pathname <path> must be relative to the base of <hier>.
350: * Returns the entry on success, or NULL on failure.
351: */
352:
353: CVSFILE*
354: cvs_file_find(CVSFILE *hier, const char *path)
355: {
356: char *pp, *sp, pbuf[MAXPATHLEN];
357: CVSFILE *sf, *cf;
358:
359: strlcpy(pbuf, path, sizeof(pbuf));
360:
361: cf = hier;
362: pp = pbuf;
363: do {
364: sp = strchr(pp, '/');
365: if (sp != NULL)
1.24 jfb 366: *(sp++) = '\0';
1.13 jfb 367:
368: /* special case */
369: if (*pp == '.') {
370: if ((*(pp + 1) == '.') && (*(pp + 2) == '\0')) {
371: /* request to go back to parent */
372: if (cf->cf_parent == NULL) {
373: cvs_log(LP_NOTICE,
374: "path %s goes back too far", path);
375: return (NULL);
376: }
377: cf = cf->cf_parent;
378: continue;
379: }
380: else if (*(pp + 1) == '\0')
381: continue;
382: }
383:
384: TAILQ_FOREACH(sf, &(cf->cf_ddat->cd_files), cf_list)
1.23 jfb 385: if (cvs_file_cmpname(pp, sf->cf_name) == 0)
1.13 jfb 386: break;
387: if (sf == NULL)
388: return (NULL);
389:
390: cf = sf;
391: pp = sp;
392: } while (sp != NULL);
393:
1.24 jfb 394: return (cf);
1.13 jfb 395: }
396:
397:
398: /*
1.22 jfb 399: * cvs_file_attach()
400: *
401: * Attach the file <file> as one of the children of parent <parent>, which
402: * has to be a file of type DT_DIR.
403: * Returns 0 on success, or -1 on failure.
404: */
405:
406: int
407: cvs_file_attach(CVSFILE *parent, CVSFILE *file)
408: {
1.23 jfb 409: struct cvs_dir *dp;
410: struct cvs_ent *ent;
1.22 jfb 411:
412: if (parent->cf_type != DT_DIR)
413: return (-1);
414:
1.23 jfb 415: dp = parent->cf_ddat;
416:
417: TAILQ_INSERT_TAIL(&(dp->cd_files), file, cf_list);
418: dp->cd_nfiles++;
1.22 jfb 419: file->cf_parent = parent;
420:
421: return (0);
422: }
423:
424:
425: /*
1.3 jfb 426: * cvs_file_getdir()
427: *
428: * Get a cvs directory structure for the directory whose path is <dir>.
429: */
430:
1.6 jfb 431: static int
1.14 jfb 432: cvs_file_getdir(CVSFILE *cf, int flags)
1.3 jfb 433: {
1.13 jfb 434: int ret, fd;
1.16 jfb 435: u_int ndirs;
1.3 jfb 436: long base;
1.13 jfb 437: void *dp, *ep;
1.11 jfb 438: char fbuf[2048], pbuf[MAXPATHLEN];
1.3 jfb 439: struct dirent *ent;
1.14 jfb 440: CVSFILE *cfp;
1.20 jfb 441: struct stat st;
1.3 jfb 442: struct cvs_dir *cdp;
1.10 jfb 443: struct cvs_flist dirs;
1.3 jfb 444:
1.18 jfb 445: ndirs = 0;
1.10 jfb 446: TAILQ_INIT(&dirs);
1.7 jfb 447: cdp = cf->cf_ddat;
448:
1.26 ! jfb 449: if (cf->cf_cvstat != CVS_FST_UNKNOWN) {
! 450: cdp->cd_root = cvsroot_get(cf->cf_path);
! 451: if (cdp->cd_root == NULL) {
! 452: cvs_file_freedir(cdp);
! 453: return (-1);
! 454: }
1.3 jfb 455:
1.26 ! jfb 456: if (flags & CF_MKADMIN)
! 457: cvs_mkadmin(cf, 0755);
1.14 jfb 458:
1.26 ! jfb 459: /* if the CVS administrative directory exists, load the info */
! 460: snprintf(pbuf, sizeof(pbuf), "%s/" CVS_PATH_CVSDIR,
! 461: cf->cf_path);
! 462: if ((stat(pbuf, &st) == 0) && S_ISDIR(st.st_mode)) {
! 463: if (cvs_readrepo(cf->cf_path, pbuf,
! 464: sizeof(pbuf)) == 0) {
! 465: cdp->cd_repo = strdup(pbuf);
! 466: if (cdp->cd_repo == NULL) {
! 467: free(cdp);
! 468: return (-1);
! 469: }
1.20 jfb 470: }
1.26 ! jfb 471:
! 472: cdp->cd_ent = cvs_ent_open(cf->cf_path, O_RDWR);
1.20 jfb 473: }
474:
475: }
1.14 jfb 476:
1.26 ! jfb 477: if (!(flags & CF_RECURSE) || (cf->cf_cvstat == CVS_FST_UNKNOWN))
! 478: return (0);
! 479:
1.3 jfb 480: fd = open(cf->cf_path, O_RDONLY);
481: if (fd == -1) {
482: cvs_log(LP_ERRNO, "failed to open `%s'", cf->cf_path);
483: cvs_file_freedir(cdp);
1.6 jfb 484: return (-1);
1.3 jfb 485: }
486:
1.11 jfb 487: do {
488: ret = getdirentries(fd, fbuf, sizeof(fbuf), &base);
489: if (ret == -1) {
490: cvs_log(LP_ERRNO, "failed to get directory entries");
491: (void)close(fd);
492: cvs_file_freedir(cdp);
493: return (-1);
494: }
1.10 jfb 495:
1.11 jfb 496: dp = fbuf;
497: ep = fbuf + (size_t)ret;
498: while (dp < ep) {
499: ent = (struct dirent *)dp;
500: dp += ent->d_reclen;
501:
502: if ((flags & CF_IGNORE) && cvs_file_chkign(ent->d_name))
1.24 jfb 503: continue;
504:
505: if ((flags & CF_NOSYMS) && (ent->d_type == DT_LNK))
1.11 jfb 506: continue;
507:
508: snprintf(pbuf, sizeof(pbuf), "%s/%s",
509: cf->cf_path, ent->d_name);
1.14 jfb 510: cfp = cvs_file_lget(pbuf, flags, cf);
1.11 jfb 511: if (cfp != NULL) {
1.26 ! jfb 512: if (cfp->cf_type == DT_DIR) {
! 513: TAILQ_INSERT_TAIL(&dirs, cfp, cf_list);
1.16 jfb 514: ndirs++;
515: }
516: else {
1.26 ! jfb 517: TAILQ_INSERT_TAIL(&(cdp->cd_files), cfp,
1.11 jfb 518: cf_list);
1.16 jfb 519: cdp->cd_nfiles++;
520: }
1.11 jfb 521: }
1.4 jfb 522: }
1.11 jfb 523: } while (ret > 0);
1.14 jfb 524:
1.10 jfb 525: if (flags & CF_SORT) {
1.16 jfb 526: cvs_file_sort(&(cdp->cd_files), cdp->cd_nfiles);
527: cvs_file_sort(&dirs, ndirs);
1.10 jfb 528: }
1.26 ! jfb 529:
! 530: while (!TAILQ_EMPTY(&dirs)) {
! 531: cfp = TAILQ_FIRST(&dirs);
! 532: TAILQ_REMOVE(&dirs, cfp, cf_list);
1.10 jfb 533: TAILQ_INSERT_TAIL(&(cdp->cd_files), cfp, cf_list);
1.26 ! jfb 534: }
1.16 jfb 535: cdp->cd_nfiles += ndirs;
1.3 jfb 536:
537: (void)close(fd);
538:
1.6 jfb 539: return (0);
1.3 jfb 540: }
541:
542:
543: /*
544: * cvs_file_free()
545: *
546: * Free a cvs_file structure and its contents.
547: */
548:
549: void
1.14 jfb 550: cvs_file_free(CVSFILE *cf)
1.3 jfb 551: {
552: if (cf->cf_path != NULL)
553: free(cf->cf_path);
554: if (cf->cf_ddat != NULL)
555: cvs_file_freedir(cf->cf_ddat);
556: free(cf);
1.5 jfb 557: }
558:
559:
560: /*
561: * cvs_file_examine()
562: *
563: * Examine the contents of the CVS file structure <cf> with the function
564: * <exam>. The function is called for all subdirectories and files of the
565: * root file.
566: */
567:
568: int
569: cvs_file_examine(CVSFILE *cf, int (*exam)(CVSFILE *, void *), void *arg)
570: {
571: int ret;
1.14 jfb 572: CVSFILE *fp;
1.5 jfb 573:
574: if (cf->cf_type == DT_DIR) {
575: ret = (*exam)(cf, arg);
1.10 jfb 576: TAILQ_FOREACH(fp, &(cf->cf_ddat->cd_files), cf_list) {
1.5 jfb 577: ret = cvs_file_examine(fp, exam, arg);
578: if (ret == -1)
1.13 jfb 579: break;
1.5 jfb 580: }
581: }
582: else
1.13 jfb 583: ret = (*exam)(cf, arg);
584:
585: return (ret);
1.3 jfb 586: }
587:
588:
589: /*
590: * cvs_file_freedir()
591: *
592: * Free a cvs_dir structure and its contents.
593: */
594:
595: static void
596: cvs_file_freedir(struct cvs_dir *cd)
597: {
1.14 jfb 598: CVSFILE *cfp;
1.3 jfb 599:
600: if (cd->cd_root != NULL)
601: cvsroot_free(cd->cd_root);
602: if (cd->cd_repo != NULL)
603: free(cd->cd_repo);
604:
1.14 jfb 605: if (cd->cd_ent != NULL)
606: cvs_ent_close(cd->cd_ent);
607:
1.10 jfb 608: while (!TAILQ_EMPTY(&(cd->cd_files))) {
609: cfp = TAILQ_FIRST(&(cd->cd_files));
610: TAILQ_REMOVE(&(cd->cd_files), cfp, cf_list);
1.3 jfb 611: cvs_file_free(cfp);
612: }
613: }
614:
615:
616: /*
617: * cvs_file_sort()
618: *
1.16 jfb 619: * Sort a list of cvs file structures according to their filename. The list
620: * <flp> is modified according to the sorting algorithm. The number of files
621: * in the list must be given by <nfiles>.
622: * Returns 0 on success, or -1 on failure.
1.3 jfb 623: */
624:
625: static int
1.16 jfb 626: cvs_file_sort(struct cvs_flist *flp, u_int nfiles)
1.3 jfb 627: {
628: int i;
629: size_t nb;
1.16 jfb 630: CVSFILE *cf, **cfvec;
631:
632: cfvec = (CVSFILE **)calloc(nfiles, sizeof(CVSFILE *));
633: if (cfvec == NULL) {
634: cvs_log(LP_ERRNO, "failed to allocate sorting vector");
635: return (-1);
636: }
1.3 jfb 637:
638: i = 0;
1.10 jfb 639: TAILQ_FOREACH(cf, flp, cf_list) {
1.16 jfb 640: if (i == (int)nfiles) {
1.3 jfb 641: cvs_log(LP_WARN, "too many files to sort");
1.16 jfb 642: /* rebuild the list and abort sorting */
643: while (--i >= 0)
644: TAILQ_INSERT_HEAD(flp, cfvec[i], cf_list);
645: free(cfvec);
1.3 jfb 646: return (-1);
647: }
1.16 jfb 648: cfvec[i++] = cf;
1.3 jfb 649:
650: /* now unlink it from the list,
651: * we'll put it back in order later
652: */
1.10 jfb 653: TAILQ_REMOVE(flp, cf, cf_list);
1.3 jfb 654: }
655:
656: /* clear the list just in case */
1.10 jfb 657: TAILQ_INIT(flp);
1.3 jfb 658: nb = (size_t)i;
659:
660: heapsort(cfvec, nb, sizeof(cf), cvs_file_cmp);
661:
662: /* rebuild the list from the bottom up */
663: for (i = (int)nb - 1; i >= 0; i--)
1.10 jfb 664: TAILQ_INSERT_HEAD(flp, cfvec[i], cf_list);
1.3 jfb 665:
1.16 jfb 666: free(cfvec);
1.3 jfb 667: return (0);
668: }
669:
670:
671: static int
672: cvs_file_cmp(const void *f1, const void *f2)
673: {
1.14 jfb 674: CVSFILE *cf1, *cf2;
675: cf1 = *(CVSFILE **)f1;
676: cf2 = *(CVSFILE **)f2;
1.23 jfb 677: return cvs_file_cmpname(cf1->cf_name, cf2->cf_name);
1.6 jfb 678: }
679:
680:
681: CVSFILE*
682: cvs_file_alloc(const char *path, u_int type)
683: {
684: size_t len;
685: char pbuf[MAXPATHLEN];
686: CVSFILE *cfp;
687: struct cvs_dir *ddat;
688:
1.14 jfb 689: cfp = (CVSFILE *)malloc(sizeof(*cfp));
1.6 jfb 690: if (cfp == NULL) {
691: cvs_log(LP_ERRNO, "failed to allocate CVS file data");
692: return (NULL);
693: }
694: memset(cfp, 0, sizeof(*cfp));
695:
696: /* ditch trailing slashes */
697: strlcpy(pbuf, path, sizeof(pbuf));
698: len = strlen(pbuf);
699: while (pbuf[len - 1] == '/')
700: pbuf[--len] = '\0';
701:
702: cfp->cf_path = strdup(pbuf);
703: if (cfp->cf_path == NULL) {
704: free(cfp);
705: return (NULL);
706: }
707:
708: cfp->cf_name = strrchr(cfp->cf_path, '/');
709: if (cfp->cf_name == NULL)
710: cfp->cf_name = cfp->cf_path;
711: else
712: cfp->cf_name++;
713:
714: cfp->cf_type = type;
715: cfp->cf_cvstat = CVS_FST_UNKNOWN;
716:
717: if (type == DT_DIR) {
718: ddat = (struct cvs_dir *)malloc(sizeof(*ddat));
719: if (ddat == NULL) {
720: cvs_file_free(cfp);
721: return (NULL);
722: }
723: memset(ddat, 0, sizeof(*ddat));
1.10 jfb 724: TAILQ_INIT(&(ddat->cd_files));
1.6 jfb 725: cfp->cf_ddat = ddat;
726: }
727: return (cfp);
1.1 jfb 728: }
1.14 jfb 729:
730:
731: /*
732: * cvs_file_lget()
733: *
734: * Get the file and link it with the parent right away.
1.22 jfb 735: * Returns a pointer to the created file structure on success, or NULL on
736: * failure.
1.14 jfb 737: */
738:
739: static CVSFILE*
740: cvs_file_lget(const char *path, int flags, CVSFILE *parent)
741: {
742: int cwd;
743: size_t len;
744: char buf[32];
745: struct stat st;
746: struct tm lmtm;
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 */
787: if ((gmtime_r((time_t *)&(st.st_mtime),
788: &lmtm) == NULL) ||
789: (asctime_r(&lmtm, buf) == NULL)) {
790: cvs_log(LP_ERR,
791: "failed to generate file timestamp");
792: /* fake an up to date file */
793: strlcpy(buf, ent->ce_timestamp, sizeof(buf));
794: }
795: len = strlen(buf);
796: if ((len > 0) && (buf[len - 1] == '\n'))
797: buf[--len] = '\0';
798:
799: if (strcmp(buf, ent->ce_timestamp) == 0)
800: cfp->cf_cvstat = CVS_FST_UPTODATE;
801: else
802: cfp->cf_cvstat = CVS_FST_MODIFIED;
803: }
804: }
805:
1.26 ! jfb 806: if ((cfp->cf_type == DT_DIR) && (cvs_file_getdir(cfp, flags) < 0)) {
! 807: cvs_file_free(cfp);
! 808: return (NULL);
1.14 jfb 809: }
810:
811: return (cfp);
1.23 jfb 812: }
813:
814:
815: static int
816: cvs_file_cmpname(const char *name1, const char *name2)
817: {
818: return (cvs_nocase == 0) ? (strcmp(name1, name2)) :
819: (strcasecmp(name1, name2));
1.14 jfb 820: }