Annotation of src/usr.bin/cvs/file.c, Revision 1.77
1.77 ! jfb 1: /* $OpenBSD: file.c,v 1.76 2005/05/22 17:47:53 joris Exp $ */
1.1 jfb 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>
1.51 jfb 35: #include <libgen.h>
1.1 jfb 36: #include <dirent.h>
37: #include <stdlib.h>
38: #include <unistd.h>
39: #include <string.h>
40: #include <fnmatch.h>
41:
42: #include "cvs.h"
43: #include "log.h"
1.14 jfb 44: #include "file.h"
1.57 jfb 45: #include "strtab.h"
1.1 jfb 46:
47:
48: #define CVS_IGN_STATIC 0x01 /* pattern is static, no need to glob */
49:
50: #define CVS_CHAR_ISMETA(c) ((c == '*') || (c == '?') || (c == '['))
51:
52:
53: /* ignore pattern */
54: struct cvs_ignpat {
55: char ip_pat[MAXNAMLEN];
56: int ip_flags;
57: TAILQ_ENTRY (cvs_ignpat) ip_list;
58: };
59:
60:
61: /*
62: * Standard patterns to ignore.
63: */
64: static const char *cvs_ign_std[] = {
65: ".",
66: "..",
67: "*.o",
68: "*.so",
1.45 xsa 69: "*.a",
1.1 jfb 70: "*.bak",
71: "*.orig",
72: "*.rej",
1.45 xsa 73: "*.old",
1.1 jfb 74: "*.exe",
75: "*.depend",
1.45 xsa 76: "*.obj",
77: "*.elc",
78: "*.ln",
79: "*.olb",
1.1 jfb 80: "CVS",
81: "core",
1.49 jfb 82: "*.core",
1.8 jfb 83: ".#*",
1.45 xsa 84: "*~",
85: "_$*",
86: "*$",
1.1 jfb 87: #ifdef OLD_SMELLY_CRUFT
88: "RCSLOG",
89: "tags",
90: "TAGS",
91: "RCS",
92: "SCCS",
1.45 xsa 93: "cvslog.*", /* to ignore CVS_CLIENT_LOG output */
1.1 jfb 94: "#*",
95: ",*",
96: #endif
97: };
98:
99:
1.11 jfb 100: /*
101: * Entries in the CVS/Entries file with a revision of '0' have only been
102: * added. Compare against this revision to see if this is the case
103: */
1.4 jfb 104: static RCSNUM *cvs_addedrev;
105:
106:
1.1 jfb 107: TAILQ_HEAD(, cvs_ignpat) cvs_ign_pats;
108:
109:
1.73 joris 110: static int cvs_file_getdir(CVSFILE *, int, char *, int (*)(CVSFILE *, void *), void *);
1.69 joris 111: static int cvs_load_dirinfo (CVSFILE *, int);
1.62 jfb 112: static int cvs_file_sort (struct cvs_flist *, u_int);
113: static int cvs_file_cmp (const void *, const void *);
114: static int cvs_file_cmpname (const char *, const char *);
115: static CVSFILE* cvs_file_alloc (const char *, u_int);
116: static CVSFILE* cvs_file_lget (const char *, int, CVSFILE *, struct cvs_ent *);
1.3 jfb 117:
118:
119:
1.1 jfb 120: /*
121: * cvs_file_init()
122: *
123: */
124: int
125: cvs_file_init(void)
126: {
1.61 xsa 127: int i, l;
1.1 jfb 128: size_t len;
129: char path[MAXPATHLEN], buf[MAXNAMLEN];
130: FILE *ifp;
131: struct passwd *pwd;
132:
133: TAILQ_INIT(&cvs_ign_pats);
134:
1.53 jfb 135: if ((cvs_addedrev = rcsnum_parse("0")) == NULL)
1.46 jfb 136: return (-1);
1.4 jfb 137:
1.1 jfb 138: /* standard patterns to ignore */
1.10 jfb 139: for (i = 0; i < (int)(sizeof(cvs_ign_std)/sizeof(char *)); i++)
1.26 jfb 140: cvs_file_ignore(cvs_ign_std[i]);
1.1 jfb 141:
142: /* read the cvsignore file in the user's home directory, if any */
143: pwd = getpwuid(getuid());
144: if (pwd != NULL) {
1.61 xsa 145: l = snprintf(path, sizeof(path), "%s/.cvsignore", pwd->pw_dir);
146: if (l == -1 || l >= (int)sizeof(path)) {
147: errno = ENAMETOOLONG;
148: cvs_log(LP_ERRNO, "%s", path);
149: return (-1);
150: }
151:
1.1 jfb 152: ifp = fopen(path, "r");
153: if (ifp == NULL) {
154: if (errno != ENOENT)
1.34 jfb 155: cvs_log(LP_ERRNO,
156: "failed to open user's cvsignore", path);
1.38 deraadt 157: } else {
1.1 jfb 158: while (fgets(buf, sizeof(buf), ifp) != NULL) {
159: len = strlen(buf);
160: if (len == 0)
161: continue;
162: if (buf[len - 1] != '\n') {
163: cvs_log(LP_ERR, "line too long in `%s'",
164: path);
165: }
166: buf[--len] = '\0';
167: cvs_file_ignore(buf);
168: }
169: (void)fclose(ifp);
170: }
171: }
172:
173: return (0);
174: }
175:
176:
177: /*
178: * cvs_file_ignore()
179: *
180: * Add the pattern <pat> to the list of patterns for files to ignore.
181: * Returns 0 on success, or -1 on failure.
182: */
183: int
184: cvs_file_ignore(const char *pat)
185: {
186: char *cp;
187: struct cvs_ignpat *ip;
188:
189: ip = (struct cvs_ignpat *)malloc(sizeof(*ip));
190: if (ip == NULL) {
191: cvs_log(LP_ERR, "failed to allocate space for ignore pattern");
192: return (-1);
193: }
194:
195: strlcpy(ip->ip_pat, pat, sizeof(ip->ip_pat));
196:
197: /* check if we will need globbing for that pattern */
198: ip->ip_flags = CVS_IGN_STATIC;
199: for (cp = ip->ip_pat; *cp != '\0'; cp++) {
200: if (CVS_CHAR_ISMETA(*cp)) {
201: ip->ip_flags &= ~CVS_IGN_STATIC;
202: break;
203: }
204: }
205:
206: TAILQ_INSERT_TAIL(&cvs_ign_pats, ip, ip_list);
207:
208: return (0);
209: }
210:
211:
212: /*
1.5 jfb 213: * cvs_file_chkign()
1.1 jfb 214: *
215: * Returns 1 if the filename <file> is matched by one of the ignore
216: * patterns, or 0 otherwise.
217: */
218: int
1.5 jfb 219: cvs_file_chkign(const char *file)
1.1 jfb 220: {
1.23 jfb 221: int flags;
1.1 jfb 222: struct cvs_ignpat *ip;
223:
1.23 jfb 224: flags = FNM_PERIOD;
225: if (cvs_nocase)
226: flags |= FNM_CASEFOLD;
227:
1.1 jfb 228: TAILQ_FOREACH(ip, &cvs_ign_pats, ip_list) {
229: if (ip->ip_flags & CVS_IGN_STATIC) {
1.23 jfb 230: if (cvs_file_cmpname(file, ip->ip_pat) == 0)
1.1 jfb 231: return (1);
1.38 deraadt 232: } else if (fnmatch(ip->ip_pat, file, flags) == 0)
1.1 jfb 233: return (1);
234: }
235:
236: return (0);
237: }
238:
239:
240: /*
1.6 jfb 241: * cvs_file_create()
1.1 jfb 242: *
1.6 jfb 243: * Create a new file whose path is specified in <path> and of type <type>.
1.26 jfb 244: * If the type is DT_DIR, the CVS administrative repository and files will be
245: * created.
1.25 jfb 246: * Returns the created file on success, or NULL on failure.
1.1 jfb 247: */
1.6 jfb 248: CVSFILE*
1.34 jfb 249: cvs_file_create(CVSFILE *parent, const char *path, u_int type, mode_t mode)
1.1 jfb 250: {
1.6 jfb 251: int fd;
1.34 jfb 252: char fp[MAXPATHLEN];
1.6 jfb 253: CVSFILE *cfp;
1.62 jfb 254: CVSENTRIES *ent;
1.1 jfb 255:
1.6 jfb 256: cfp = cvs_file_alloc(path, type);
257: if (cfp == NULL)
258: return (NULL);
1.26 jfb 259:
1.22 jfb 260: cfp->cf_mode = mode;
1.34 jfb 261: cfp->cf_parent = parent;
1.1 jfb 262:
1.34 jfb 263: if (type == DT_DIR) {
1.62 jfb 264: cfp->cf_root = cvsroot_get(path);
265: cfp->cf_repo = strdup(cvs_file_getpath(cfp,
1.34 jfb 266: fp, sizeof(fp)));
1.62 jfb 267: if (cfp->cf_repo == NULL) {
1.34 jfb 268: cvs_file_free(cfp);
269: return (NULL);
270: }
1.33 joris 271:
1.26 jfb 272: if ((mkdir(path, mode) == -1) || (cvs_mkadmin(cfp, mode) < 0)) {
1.6 jfb 273: cvs_file_free(cfp);
274: return (NULL);
275: }
1.26 jfb 276:
1.62 jfb 277: ent = cvs_ent_open(path, O_RDWR);
278: if (ent != NULL) {
279: cvs_ent_close(ent);
1.50 jfb 280: }
1.38 deraadt 281: } else {
1.6 jfb 282: fd = open(path, O_WRONLY|O_CREAT|O_EXCL, mode);
283: if (fd == -1) {
284: cvs_file_free(cfp);
1.1 jfb 285: return (NULL);
286: }
1.6 jfb 287: (void)close(fd);
1.1 jfb 288: }
289:
1.6 jfb 290: return (cfp);
1.3 jfb 291: }
292:
293:
294: /*
1.35 jfb 295: * cvs_file_copy()
296: *
297: * Allocate space to create a copy of the file <orig>. The copy inherits all
298: * of the original's attributes, but does not inherit its children if the
299: * original file is a directory. Note that files copied using this mechanism
300: * are linked to their parent, but the parent has no link to the file. This
301: * is so cvs_file_getpath() works.
302: * Returns the copied file on success, or NULL on failure. The returned
303: * structure should be freed using cvs_file_free().
304: */
305: CVSFILE*
306: cvs_file_copy(CVSFILE *orig)
307: {
308: char path[MAXPATHLEN];
309: CVSFILE *cfp;
310:
311: cvs_file_getpath(orig, path, sizeof(path));
312:
313: cfp = cvs_file_alloc(path, orig->cf_type);
314: if (cfp == NULL)
315: return (NULL);
316:
317: cfp->cf_parent = orig->cf_parent;
318: cfp->cf_mode = orig->cf_mode;
319: cfp->cf_cvstat = orig->cf_cvstat;
320:
1.62 jfb 321: if (orig->cf_type == DT_REG)
322: cfp->cf_mtime = orig->cf_mtime;
323: else if (orig->cf_type == DT_DIR) {
1.35 jfb 324: /* XXX copy CVS directory attributes */
325: }
326:
327: return (cfp);
328: }
329:
330:
331: /*
1.3 jfb 332: * cvs_file_get()
333: *
334: * Load a cvs_file structure with all the information pertaining to the file
335: * <path>.
1.4 jfb 336: * The <flags> parameter specifies various flags that alter the behaviour of
1.21 jfb 337: * the function. The CF_RECURSE flag causes the function to recursively load
338: * subdirectories when <path> is a directory.
339: * The CF_SORT flag causes the files to be sorted in alphabetical order upon
340: * loading. The special case of "." as a path specification generates
341: * recursion for a single level and is equivalent to calling cvs_file_get() on
342: * all files of that directory.
1.3 jfb 343: * Returns a pointer to the cvs file structure, which must later be freed
344: * with cvs_file_free().
345: */
346:
1.14 jfb 347: CVSFILE*
1.73 joris 348: cvs_file_get(const char *path, int flags, int (*cb)(CVSFILE *, void *),
349: void *arg)
1.3 jfb 350: {
1.68 joris 351: char *files[1];
352:
353: files[0] = path;
1.73 joris 354: return cvs_file_getspec(files, 1, flags, cb, arg);
1.9 jfb 355: }
356:
357:
358: /*
359: * cvs_file_getspec()
360: *
361: * Load a specific set of files whose paths are given in the vector <fspec>,
362: * whose size is given in <fsn>.
363: * Returns a pointer to the lowest common subdirectory to all specified
364: * files.
365: */
366: CVSFILE*
1.73 joris 367: cvs_file_getspec(char **fspec, int fsn, int flags, int (*cb)(CVSFILE *, void *),
368: void *arg)
1.9 jfb 369: {
1.26 jfb 370: int i;
1.68 joris 371: int pwd;
1.26 jfb 372: char *sp, *np, pcopy[MAXPATHLEN];
1.68 joris 373: CVSFILE *base, *nf;
374: CVSENTRIES *entfile;
375: struct cvs_ent *ent;
1.26 jfb 376:
1.68 joris 377: entfile = cvs_ent_open(".", O_RDONLY);
378: base = cvs_file_lget(".", 0, NULL, NULL);
1.26 jfb 379: if (base == NULL)
380: return (NULL);
381:
1.73 joris 382: /* XXX - needed for some commands */
383: if (cb != NULL) {
384: if (cb(base, arg) != CVS_EX_OK) {
385: cvs_file_free(base);
386: return (NULL);
387: }
388: }
389:
1.26 jfb 390: for (i = 0; i < fsn; i++) {
391: strlcpy(pcopy, fspec[i], sizeof(pcopy));
392: sp = pcopy;
1.68 joris 393: pwd = (!strcmp(pcopy, "."));
1.26 jfb 394:
1.68 joris 395: np = strchr(sp, '/');
396: if (np != NULL)
397: *np = '\0';
398:
399: if (pwd) {
400: nf = base;
401: } else {
402: nf = cvs_file_find(base, pcopy);
1.26 jfb 403: if (nf == NULL) {
1.68 joris 404: if (entfile != NULL)
405: ent = cvs_ent_get(entfile, pcopy);
406: else
407: ent = NULL;
408: nf = cvs_file_lget(pcopy, 0, base, ent);
1.26 jfb 409: if (nf == NULL) {
410: cvs_file_free(base);
411: return (NULL);
412: }
413:
1.68 joris 414: if (cvs_file_attach(base, nf) < 0) {
1.59 joris 415: cvs_file_free(base);
416: return (NULL);
417: }
1.26 jfb 418: }
1.68 joris 419: }
1.26 jfb 420:
1.68 joris 421: if (nf->cf_type == DT_DIR) {
422: if (np != NULL)
423: *np++;
424:
1.73 joris 425: if (cvs_file_getdir(nf, flags, np, cb, arg) < 0) {
1.68 joris 426: cvs_file_free(base);
427: return (NULL);
1.26 jfb 428: }
1.73 joris 429: } else {
430: if (cb != NULL) {
1.75 joris 431: if (cb(nf, arg) != CVS_EX_OK) {
432: cvs_file_free(base);
1.73 joris 433: return (NULL);
1.75 joris 434: }
1.73 joris 435: }
1.68 joris 436: }
1.26 jfb 437: }
438:
439: return (base);
1.3 jfb 440: }
441:
442:
443: /*
1.13 jfb 444: * cvs_file_find()
445: *
446: * Find the pointer to a CVS file entry within the file hierarchy <hier>.
447: * The file's pathname <path> must be relative to the base of <hier>.
448: * Returns the entry on success, or NULL on failure.
449: */
450: CVSFILE*
451: cvs_file_find(CVSFILE *hier, const char *path)
452: {
453: char *pp, *sp, pbuf[MAXPATHLEN];
454: CVSFILE *sf, *cf;
455:
456: strlcpy(pbuf, path, sizeof(pbuf));
457:
458: cf = hier;
459: pp = pbuf;
460: do {
461: sp = strchr(pp, '/');
462: if (sp != NULL)
1.24 jfb 463: *(sp++) = '\0';
1.13 jfb 464:
465: /* special case */
466: if (*pp == '.') {
467: if ((*(pp + 1) == '.') && (*(pp + 2) == '\0')) {
468: /* request to go back to parent */
469: if (cf->cf_parent == NULL) {
470: cvs_log(LP_NOTICE,
471: "path %s goes back too far", path);
472: return (NULL);
473: }
474: cf = cf->cf_parent;
475: continue;
1.38 deraadt 476: } else if (*(pp + 1) == '\0')
1.13 jfb 477: continue;
478: }
479:
1.62 jfb 480: SIMPLEQ_FOREACH(sf, &(cf->cf_files), cf_list)
1.34 jfb 481: if (cvs_file_cmpname(pp, CVS_FILE_NAME(sf)) == 0)
1.13 jfb 482: break;
483: if (sf == NULL)
484: return (NULL);
485:
486: cf = sf;
487: pp = sp;
488: } while (sp != NULL);
489:
1.24 jfb 490: return (cf);
1.13 jfb 491: }
492:
493:
494: /*
1.34 jfb 495: * cvs_file_getpath()
496: *
497: * Get the full path of the file <file> and store it in <buf>, which is of
498: * size <len>. For portability, it is recommended that <buf> always be
499: * at least MAXPATHLEN bytes long.
500: * Returns a pointer to the start of the path on success, or NULL on failure.
501: */
502: char*
503: cvs_file_getpath(CVSFILE *file, char *buf, size_t len)
504: {
505: u_int i;
1.77 ! jfb 506: const char *fp, *namevec[CVS_FILE_MAXDEPTH];
1.34 jfb 507: CVSFILE *top;
508:
509: buf[0] = '\0';
510: i = CVS_FILE_MAXDEPTH;
511: memset(namevec, 0, sizeof(namevec));
512:
513: /* find the top node */
514: for (top = file; (top != NULL) && (i > 0); top = top->cf_parent) {
515: fp = CVS_FILE_NAME(top);
516:
517: /* skip self-references */
518: if ((fp[0] == '.') && (fp[1] == '\0'))
519: continue;
520: namevec[--i] = fp;
521: }
522:
523: if (i == 0)
524: return (NULL);
525: else if (i == CVS_FILE_MAXDEPTH) {
526: strlcpy(buf, ".", len);
527: return (buf);
528: }
529:
530: while (i < CVS_FILE_MAXDEPTH - 1) {
531: strlcat(buf, namevec[i++], len);
532: strlcat(buf, "/", len);
533: }
534: strlcat(buf, namevec[i], len);
535:
536: return (buf);
537: }
538:
539:
540: /*
1.22 jfb 541: * cvs_file_attach()
542: *
543: * Attach the file <file> as one of the children of parent <parent>, which
544: * has to be a file of type DT_DIR.
545: * Returns 0 on success, or -1 on failure.
546: */
547: int
548: cvs_file_attach(CVSFILE *parent, CVSFILE *file)
549: {
550: if (parent->cf_type != DT_DIR)
551: return (-1);
552:
1.62 jfb 553: SIMPLEQ_INSERT_TAIL(&(parent->cf_files), file, cf_list);
1.22 jfb 554: file->cf_parent = parent;
555:
556: return (0);
557: }
558:
559:
560: /*
1.68 joris 561: * Load directory information
1.3 jfb 562: */
1.6 jfb 563: static int
1.69 joris 564: cvs_load_dirinfo(CVSFILE *cf, int flags)
1.3 jfb 565: {
1.68 joris 566: char fpath[MAXPATHLEN];
567: char pbuf[MAXPATHLEN];
1.20 jfb 568: struct stat st;
1.68 joris 569: int l;
1.7 jfb 570:
1.34 jfb 571: cvs_file_getpath(cf, fpath, sizeof(fpath));
1.62 jfb 572: cf->cf_root = cvsroot_get(fpath);
573: if (cf->cf_root == NULL)
1.48 jfb 574: return (-1);
575:
1.74 joris 576: if (flags & CF_MKADMIN)
577: cvs_mkadmin(cf, 0755);
1.69 joris 578:
1.74 joris 579: /* if the CVS administrative directory exists, load the info */
580: l = snprintf(pbuf, sizeof(pbuf), "%s/" CVS_PATH_CVSDIR, fpath);
581: if (l == -1 || l >= (int)sizeof(pbuf)) {
582: errno = ENAMETOOLONG;
583: cvs_log(LP_ERRNO, "%s", pbuf);
584: return (-1);
585: }
1.61 xsa 586:
1.74 joris 587: if ((stat(pbuf, &st) == 0) && S_ISDIR(st.st_mode)) {
588: if (cvs_readrepo(fpath, pbuf, sizeof(pbuf)) == 0) {
589: cf->cf_repo = strdup(pbuf);
590: if (cf->cf_repo == NULL) {
591: cvs_log(LP_ERRNO,
592: "failed to dup repository string");
593: return (-1);
1.20 jfb 594: }
1.68 joris 595: }
596: }
1.26 jfb 597:
1.68 joris 598: return (0);
599: }
600:
601: /*
602: * cvs_file_getdir()
603: *
604: * Get a cvs directory structure for the directory whose path is <dir>.
605: * This function should not free the directory information on error, as this
606: * is performed by cvs_file_free().
607: */
608: static int
1.73 joris 609: cvs_file_getdir(CVSFILE *cf, int flags, char *path, int (*cb)(CVSFILE *, void *), void *arg)
1.68 joris 610: {
611: int l;
612: int check_entry;
613: u_int ndirs, nfiles;
614: char *cur, *np;
615: char pbuf[MAXPATHLEN], fpath[MAXPATHLEN];
616: struct dirent *ent;
1.76 joris 617: CVSFILE *cfp;
1.68 joris 618: struct cvs_ent *cvsent;
619: struct cvs_flist dirs;
620: DIR *dirp;
621: CVSENTRIES *entfile;
622:
623: check_entry = ndirs = nfiles = 0;
624: SIMPLEQ_INIT(&dirs);
625:
626: cvs_file_getpath(cf, fpath, sizeof(fpath));
627: entfile = cvs_ent_open(fpath, O_RDONLY);
628:
629: cf->cf_root = cvsroot_get(fpath);
630: if (cf->cf_root == NULL)
631: return (-1);
632:
633: cur = np = NULL;
634: if (path != NULL) {
635: cur = strchr(path, '/');
636: if (cur != NULL) {
637: *cur = '\0';
638: np = cur + 1;
639: if (np != NULL && *np == '\0')
640: np = NULL;
1.20 jfb 641: }
642: }
1.14 jfb 643:
1.56 jfb 644: if ((flags & CF_KNOWN) && (cf->cf_cvstat == CVS_FST_UNKNOWN))
1.26 jfb 645: return (0);
646:
1.73 joris 647: /* callback for the directory entry */
648: if (cb != NULL) {
649: if (cb(cf, arg) != CVS_EX_OK)
650: return (-1);
651: }
652:
1.68 joris 653: dirp = opendir(fpath);
654: if (dirp == NULL) {
655: cvs_log(LP_ERRNO, "failed to open directory %s", fpath);
1.6 jfb 656: return (-1);
1.3 jfb 657: }
658:
1.68 joris 659: while ((ent = readdir(dirp)) != NULL) {
660: if ((flags & CF_IGNORE) && cvs_file_chkign(ent->d_name))
661: continue;
1.11 jfb 662:
1.68 joris 663: if ((flags & CF_NOSYMS) && (ent->d_type == DT_LNK))
664: continue;
1.24 jfb 665:
1.68 joris 666: if (!(flags & CF_RECURSE) && (ent->d_type == DT_DIR)) {
667: if (entfile != NULL)
668: (void)cvs_ent_remove(entfile,
669: ent->d_name);
670: continue;
671: }
1.70 joris 672:
673: if ((ent->d_type != DT_DIR) && (flags & CF_NOFILES))
674: continue;
1.56 jfb 675:
1.68 joris 676: if (path != NULL) {
677: if (strcmp(path, ent->d_name))
1.56 jfb 678: continue;
1.68 joris 679: }
1.11 jfb 680:
1.68 joris 681: l = snprintf(pbuf, sizeof(pbuf), "%s/%s", fpath,
682: ent->d_name);
683: if (l == -1 || l >= (int)sizeof(pbuf)) {
684: errno = ENAMETOOLONG;
685: cvs_log(LP_ERRNO, "%s", pbuf);
686: closedir(dirp);
687: return (-1);
688: }
1.61 xsa 689:
1.68 joris 690: cfp = cvs_file_find(cf, ent->d_name);
691: if (cfp == NULL) {
1.62 jfb 692: if (entfile != NULL)
693: cvsent = cvs_ent_get(entfile, ent->d_name);
1.71 joris 694: else
695: cvsent = NULL;
696:
1.62 jfb 697: cfp = cvs_file_lget(pbuf, flags, cf, cvsent);
1.68 joris 698:
1.55 jfb 699: if (cfp == NULL) {
1.68 joris 700: closedir(dirp);
1.55 jfb 701: return (-1);
702: }
1.62 jfb 703: if (entfile != NULL)
704: cvs_ent_remove(entfile, cfp->cf_name);
1.55 jfb 705:
1.68 joris 706: if (cfp->cf_type != DT_DIR) {
1.62 jfb 707: SIMPLEQ_INSERT_TAIL(&(cf->cf_files), cfp,
1.68 joris 708: cf_list);
1.62 jfb 709: nfiles++;
1.11 jfb 710: }
1.68 joris 711: } else {
712: cfp->cf_flags |= CVS_GDIR_IGNORE;
1.4 jfb 713: }
1.14 jfb 714:
1.68 joris 715: if (cfp->cf_type == DT_DIR) {
716: ndirs++;
717: SIMPLEQ_INSERT_TAIL(&dirs, cfp, cf_list);
1.73 joris 718: } else {
719: /* callback for the file */
720: if (cb != NULL) {
721: if (cb(cfp, arg) != CVS_EX_OK) {
722: closedir(dirp);
723: return (-1);
724: }
725: }
1.68 joris 726: }
727:
728: if (path != NULL) {
729: check_entry = 0;
730: break;
731: }
732: }
733:
734: closedir(dirp);
735:
736: if (entfile != NULL && check_entry) {
1.62 jfb 737: while ((cvsent = cvs_ent_next(entfile)) != NULL) {
1.68 joris 738: if (path != NULL) {
739: if (strcmp(cvsent->ce_name, path))
740: continue;
741: }
742:
1.61 xsa 743: l = snprintf(pbuf, sizeof(pbuf), "%s/%s", fpath,
1.44 jfb 744: cvsent->ce_name);
1.61 xsa 745: if (l == -1 || l >= (int)sizeof(pbuf)) {
746: errno = ENAMETOOLONG;
747: cvs_log(LP_ERRNO, "%s", pbuf);
748: return (-1);
749: }
750:
1.68 joris 751: cfp = cvs_file_find(cf, cvsent->ce_name);
752: if (cfp == NULL) {
753: cfp = cvs_file_lget(pbuf, flags, cf, cvsent);
754: if (cfp == NULL)
755: continue;
756:
757: if (cfp->cf_type != DT_DIR) {
758: SIMPLEQ_INSERT_TAIL(&(cf->cf_files),
759: cfp, cf_list);
1.62 jfb 760: nfiles++;
1.44 jfb 761: }
1.68 joris 762: } else {
763: cfp->cf_flags |= CVS_GDIR_IGNORE;
764: }
765:
766: if (cfp->cf_type == DT_DIR) {
767: ndirs++;
768: SIMPLEQ_INSERT_TAIL(&dirs, cfp,
769: cf_list);
1.73 joris 770: } else {
771: /* callback for the file */
772: if (cb != NULL) {
773: if (cb(cfp, arg) != CVS_EX_OK)
774: return (-1);
775: }
1.44 jfb 776: }
1.68 joris 777:
778: if (path != NULL)
779: break;
1.44 jfb 780: }
1.62 jfb 781: cvs_ent_close(entfile);
1.40 jfb 782: }
1.34 jfb 783:
1.10 jfb 784: if (flags & CF_SORT) {
1.68 joris 785: if (nfiles > 0)
786: cvs_file_sort(&(cf->cf_files), nfiles);
787: if (ndirs > 0)
788: cvs_file_sort(&dirs, ndirs);
1.10 jfb 789: }
1.26 jfb 790:
1.62 jfb 791: while (!SIMPLEQ_EMPTY(&dirs)) {
792: cfp = SIMPLEQ_FIRST(&dirs);
793: SIMPLEQ_REMOVE_HEAD(&dirs, cf_list);
1.68 joris 794:
795: if (!(cfp->cf_flags & CVS_GDIR_IGNORE))
796: SIMPLEQ_INSERT_TAIL(&(cf->cf_files), cfp, cf_list);
797: else
798: cfp->cf_flags &= ~CVS_GDIR_IGNORE;
799:
1.73 joris 800: if (cvs_file_getdir(cfp, flags, np, cb, arg) < 0) {
1.68 joris 801: cvs_log(LP_ERROR, "failed to get %s",
802: CVS_FILE_NAME(cfp));
803: continue;
804: }
1.26 jfb 805: }
1.3 jfb 806:
1.6 jfb 807: return (0);
1.3 jfb 808: }
809:
810:
811: /*
812: * cvs_file_free()
813: *
814: * Free a cvs_file structure and its contents.
815: */
816: void
1.14 jfb 817: cvs_file_free(CVSFILE *cf)
1.3 jfb 818: {
1.62 jfb 819: CVSFILE *child;
820:
1.47 jfb 821: if (cf->cf_name != NULL)
1.57 jfb 822: cvs_strfree(cf->cf_name);
1.62 jfb 823:
824: if (cf->cf_type == DT_DIR) {
825: if (cf->cf_root != NULL)
826: cvsroot_free(cf->cf_root);
827: if (cf->cf_repo != NULL)
828: free(cf->cf_repo);
829: while (!SIMPLEQ_EMPTY(&(cf->cf_files))) {
830: child = SIMPLEQ_FIRST(&(cf->cf_files));
831: SIMPLEQ_REMOVE_HEAD(&(cf->cf_files), cf_list);
832: cvs_file_free(child);
833: }
1.64 joris 834: } else {
835: if (cf->cf_tag != NULL)
836: cvs_strfree(cf->cf_tag);
1.77 ! jfb 837: if (cf->cf_opts != NULL)
! 838: cvs_strfree(cf->cf_opts);
1.62 jfb 839: }
1.64 joris 840:
1.3 jfb 841: free(cf);
1.5 jfb 842: }
843:
844:
845: /*
846: * cvs_file_examine()
847: *
848: * Examine the contents of the CVS file structure <cf> with the function
849: * <exam>. The function is called for all subdirectories and files of the
850: * root file.
851: */
852: int
853: cvs_file_examine(CVSFILE *cf, int (*exam)(CVSFILE *, void *), void *arg)
854: {
855: int ret;
1.14 jfb 856: CVSFILE *fp;
1.5 jfb 857:
858: if (cf->cf_type == DT_DIR) {
859: ret = (*exam)(cf, arg);
1.62 jfb 860: SIMPLEQ_FOREACH(fp, &(cf->cf_files), cf_list) {
1.5 jfb 861: ret = cvs_file_examine(fp, exam, arg);
1.60 joris 862: if (ret != 0)
1.13 jfb 863: break;
1.5 jfb 864: }
1.38 deraadt 865: } else
1.13 jfb 866: ret = (*exam)(cf, arg);
867:
868: return (ret);
1.3 jfb 869: }
870:
871: /*
872: * cvs_file_sort()
873: *
1.16 jfb 874: * Sort a list of cvs file structures according to their filename. The list
875: * <flp> is modified according to the sorting algorithm. The number of files
876: * in the list must be given by <nfiles>.
877: * Returns 0 on success, or -1 on failure.
1.3 jfb 878: */
879: static int
1.16 jfb 880: cvs_file_sort(struct cvs_flist *flp, u_int nfiles)
1.3 jfb 881: {
882: int i;
883: size_t nb;
1.16 jfb 884: CVSFILE *cf, **cfvec;
885:
886: cfvec = (CVSFILE **)calloc(nfiles, sizeof(CVSFILE *));
887: if (cfvec == NULL) {
888: cvs_log(LP_ERRNO, "failed to allocate sorting vector");
889: return (-1);
890: }
1.3 jfb 891:
892: i = 0;
1.62 jfb 893: SIMPLEQ_FOREACH(cf, flp, cf_list) {
1.16 jfb 894: if (i == (int)nfiles) {
1.3 jfb 895: cvs_log(LP_WARN, "too many files to sort");
1.16 jfb 896: /* rebuild the list and abort sorting */
897: while (--i >= 0)
1.62 jfb 898: SIMPLEQ_INSERT_HEAD(flp, cfvec[i], cf_list);
1.16 jfb 899: free(cfvec);
1.3 jfb 900: return (-1);
901: }
1.16 jfb 902: cfvec[i++] = cf;
1.3 jfb 903:
904: /* now unlink it from the list,
905: * we'll put it back in order later
906: */
1.62 jfb 907: SIMPLEQ_REMOVE_HEAD(flp, cf_list);
1.3 jfb 908: }
909:
910: /* clear the list just in case */
1.62 jfb 911: SIMPLEQ_INIT(flp);
1.3 jfb 912: nb = (size_t)i;
913:
914: heapsort(cfvec, nb, sizeof(cf), cvs_file_cmp);
915:
916: /* rebuild the list from the bottom up */
917: for (i = (int)nb - 1; i >= 0; i--)
1.62 jfb 918: SIMPLEQ_INSERT_HEAD(flp, cfvec[i], cf_list);
1.3 jfb 919:
1.16 jfb 920: free(cfvec);
1.3 jfb 921: return (0);
922: }
923:
924:
925: static int
926: cvs_file_cmp(const void *f1, const void *f2)
927: {
1.41 jfb 928: const CVSFILE *cf1, *cf2;
1.62 jfb 929: cf1 = *(CVSFILE * const *)f1;
930: cf2 = *(CVSFILE * const *)f2;
1.34 jfb 931: return cvs_file_cmpname(CVS_FILE_NAME(cf1), CVS_FILE_NAME(cf2));
1.6 jfb 932: }
933:
934:
1.34 jfb 935: /*
936: * cvs_file_alloc()
937: *
938: * Allocate a CVSFILE structure and initialize its internals.
939: */
1.6 jfb 940: CVSFILE*
941: cvs_file_alloc(const char *path, u_int type)
942: {
943: CVSFILE *cfp;
944:
1.14 jfb 945: cfp = (CVSFILE *)malloc(sizeof(*cfp));
1.6 jfb 946: if (cfp == NULL) {
947: cvs_log(LP_ERRNO, "failed to allocate CVS file data");
948: return (NULL);
949: }
950: memset(cfp, 0, sizeof(*cfp));
951:
1.62 jfb 952: cfp->cf_type = type;
953: cfp->cf_cvstat = CVS_FST_UNKNOWN;
954:
955: if (type == DT_DIR) {
956: SIMPLEQ_INIT(&(cfp->cf_files));
957: }
958:
1.57 jfb 959: cfp->cf_name = cvs_strdup(basename(path));
1.34 jfb 960: if (cfp->cf_name == NULL) {
1.57 jfb 961: cvs_log(LP_ERR, "failed to copy file name");
1.58 tedu 962: cvs_file_free(cfp);
1.6 jfb 963: return (NULL);
964: }
965:
966: return (cfp);
1.1 jfb 967: }
1.14 jfb 968:
969:
970: /*
971: * cvs_file_lget()
972: *
973: * Get the file and link it with the parent right away.
1.22 jfb 974: * Returns a pointer to the created file structure on success, or NULL on
975: * failure.
1.14 jfb 976: */
977: static CVSFILE*
1.62 jfb 978: cvs_file_lget(const char *path, int flags, CVSFILE *parent, struct cvs_ent *ent)
1.14 jfb 979: {
1.44 jfb 980: int ret, cwd;
981: u_int type;
1.14 jfb 982: struct stat st;
983: CVSFILE *cfp;
984:
1.44 jfb 985: type = DT_UNKNOWN;
986: cwd = (strcmp(path, ".") == 0) ? 1 : 0;
1.62 jfb 987:
1.44 jfb 988: ret = stat(path, &st);
989: if (ret == 0)
990: type = IFTODT(st.st_mode);
1.14 jfb 991:
1.44 jfb 992: if ((cfp = cvs_file_alloc(path, type)) == NULL)
1.14 jfb 993: return (NULL);
994: cfp->cf_parent = parent;
1.54 joris 995:
996: if ((cfp->cf_type == DT_DIR) && (cfp->cf_parent == NULL))
1.62 jfb 997: cfp->cf_flags |= CVS_DIRF_BASE;
1.14 jfb 998:
1.44 jfb 999: if (ret == 0) {
1000: cfp->cf_mode = st.st_mode & ACCESSPERMS;
1.62 jfb 1001: if (cfp->cf_type == DT_REG)
1002: cfp->cf_mtime = st.st_mtime;
1.44 jfb 1003:
1004: if (ent == NULL)
1005: cfp->cf_cvstat = (cwd == 1) ?
1006: CVS_FST_UPTODATE : CVS_FST_UNKNOWN;
1.14 jfb 1007: else {
1.44 jfb 1008: /* always show directories as up-to-date */
1009: if (ent->ce_type == CVS_ENT_DIR)
1.14 jfb 1010: cfp->cf_cvstat = CVS_FST_UPTODATE;
1.44 jfb 1011: else if (rcsnum_cmp(ent->ce_rev, cvs_addedrev, 2) == 0)
1012: cfp->cf_cvstat = CVS_FST_ADDED;
1013: else {
1014: /* check last modified time */
1015: if (ent->ce_mtime >= (time_t)st.st_mtime)
1016: cfp->cf_cvstat = CVS_FST_UPTODATE;
1017: else
1018: cfp->cf_cvstat = CVS_FST_MODIFIED;
1019: }
1.14 jfb 1020: }
1.44 jfb 1021: } else {
1022: if (ent == NULL) {
1023: cvs_log(LP_ERR, "no Entry and no file for `%s'",
1024: CVS_FILE_NAME(cfp));
1025: cvs_file_free(cfp);
1026: return (NULL);
1.66 joris 1027: } else {
1028: if (ent->ce_type == CVS_ENT_FILE)
1029: cfp->cf_type = DT_REG;
1030: else if (ent->ce_type == CVS_ENT_DIR)
1031: cfp->cf_type = DT_DIR;
1032: else
1033: cvs_log(LP_WARN, "unknown ce_type %d",
1034: ent->ce_type);
1.67 joris 1035:
1036: if (ent->ce_status == CVS_ENT_REMOVED)
1037: cfp->cf_cvstat = CVS_FST_REMOVED;
1038: else
1039: cfp->cf_cvstat = CVS_FST_LOST;
1.66 joris 1040: }
1.14 jfb 1041: }
1.52 jfb 1042:
1.62 jfb 1043: if (ent != NULL) {
1044: /* steal the RCSNUM */
1045: cfp->cf_lrev = ent->ce_rev;
1.72 jfb 1046: ent->ce_rev = NULL;
1047:
1.77 ! jfb 1048: if (ent->ce_type == CVS_ENT_FILE) {
! 1049: if (ent->ce_tag[0] != '\0') {
! 1050: cfp->cf_tag = cvs_strdup(ent->ce_tag);
! 1051: if (cfp->cf_tag == NULL) {
! 1052: cvs_file_free(cfp);
! 1053: return (NULL);
! 1054: }
! 1055: }
! 1056:
! 1057: if (ent->ce_opts[0] != '\0') {
! 1058: cfp->cf_opts = cvs_strdup(ent->ce_opts);
! 1059: if (cfp->cf_opts == NULL) {
! 1060: cvs_file_free(cfp);
! 1061: return (NULL);
! 1062: }
1.65 joris 1063: }
1.62 jfb 1064: }
1065: }
1.14 jfb 1066:
1.69 joris 1067: if ((cfp->cf_type == DT_DIR) && (cvs_load_dirinfo(cfp, flags) < 0)) {
1.26 jfb 1068: cvs_file_free(cfp);
1069: return (NULL);
1.14 jfb 1070: }
1.74 joris 1071:
1072: if ((cfp->cf_repo != NULL) && (cfp->cf_type == DT_DIR) &&
1073: !strcmp(cfp->cf_repo, path))
1074: cfp->cf_cvstat = CVS_FST_UPTODATE;
1.14 jfb 1075:
1076: return (cfp);
1.23 jfb 1077: }
1078:
1079:
1080: static int
1081: cvs_file_cmpname(const char *name1, const char *name2)
1082: {
1083: return (cvs_nocase == 0) ? (strcmp(name1, name2)) :
1084: (strcasecmp(name1, name2));
1.14 jfb 1085: }
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