Annotation of src/usr.bin/cvs/update.c, Revision 1.99
1.99 ! niallo 1: /* $OpenBSD: update.c,v 1.98 2007/05/27 21:02:23 ray Exp $ */
1.1 jfb 2: /*
1.59 joris 3: * Copyright (c) 2006 Joris Vink <joris@openbsd.org>
1.1 jfb 4: *
1.59 joris 5: * Permission to use, copy, modify, and distribute this software for any
6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
1.1 jfb 8: *
1.59 joris 9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1 jfb 16: */
17:
1.97 otto 18: #include <sys/stat.h>
19:
20: #include <errno.h>
21: #include <fcntl.h>
22: #include <string.h>
23: #include <unistd.h>
1.1 jfb 24:
25: #include "cvs.h"
1.59 joris 26: #include "diff.h"
1.80 joris 27: #include "remote.h"
1.1 jfb 28:
1.60 joris 29: int prune_dirs = 0;
1.77 reyk 30: int print = 0;
1.63 joris 31: int build_dirs = 0;
1.70 joris 32: int reset_stickies = 0;
1.99 ! niallo 33: char *tag = NULL;
1.63 joris 34:
1.65 joris 35: static void update_clear_conflict(struct cvs_file *);
36:
1.29 jfb 37: struct cvs_cmd cvs_cmd_update = {
1.74 joris 38: CVS_OP_UPDATE, 0, "update",
1.29 jfb 39: { "up", "upd" },
40: "Bring work tree in sync with repository",
41: "[-ACdflPpR] [-D date | -r rev] [-I ign] [-j rev] [-k mode] "
42: "[-t id] ...",
1.35 xsa 43: "ACD:dfI:j:k:lPpQqRr:t:",
1.29 jfb 44: NULL,
1.59 joris 45: cvs_update
1.18 joris 46: };
1.2 jfb 47:
1.59 joris 48: int
49: cvs_update(int argc, char **argv)
1.1 jfb 50: {
1.18 joris 51: int ch;
1.59 joris 52: char *arg = ".";
1.61 joris 53: int flags;
1.59 joris 54: struct cvs_recursion cr;
1.2 jfb 55:
1.80 joris 56: flags = CR_RECURSE_DIRS;
1.61 joris 57:
1.59 joris 58: while ((ch = getopt(argc, argv, cvs_cmd_update.cmd_opts)) != -1) {
1.1 jfb 59: switch (ch) {
60: case 'A':
1.70 joris 61: reset_stickies = 1;
1.24 joris 62: break;
1.1 jfb 63: case 'C':
64: case 'D':
1.71 joris 65: tag = optarg;
1.32 xsa 66: break;
1.1 jfb 67: case 'd':
1.63 joris 68: build_dirs = 1;
1.24 joris 69: break;
1.1 jfb 70: case 'f':
1.2 jfb 71: break;
1.35 xsa 72: case 'I':
73: break;
74: case 'j':
75: break;
76: case 'k':
77: break;
1.1 jfb 78: case 'l':
1.61 joris 79: flags &= ~CR_RECURSE_DIRS;
1.2 jfb 80: break;
1.1 jfb 81: case 'P':
1.60 joris 82: prune_dirs = 1;
1.24 joris 83: break;
1.1 jfb 84: case 'p':
1.77 reyk 85: print = 1;
1.79 xsa 86: cvs_noexec = 1;
1.27 xsa 87: break;
1.1 jfb 88: case 'Q':
89: case 'q':
1.2 jfb 90: break;
1.1 jfb 91: case 'R':
1.2 jfb 92: break;
1.1 jfb 93: case 'r':
1.70 joris 94: tag = optarg;
1.1 jfb 95: break;
96: default:
1.59 joris 97: fatal("%s", cvs_cmd_update.cmd_synopsis);
1.1 jfb 98: }
1.32 xsa 99: }
100:
1.59 joris 101: argc -= optind;
102: argv += optind;
1.2 jfb 103:
1.80 joris 104: if (current_cvsroot->cr_method == CVS_METHOD_LOCAL) {
105: cr.enterdir = cvs_update_enterdir;
106: cr.leavedir = cvs_update_leavedir;
107: cr.fileproc = cvs_update_local;
108: flags |= CR_REPO;
109: } else {
1.82 joris 110: cvs_client_connect_to_server();
1.80 joris 111: if (reset_stickies)
112: cvs_client_send_request("Argument -A");
113: if (build_dirs)
114: cvs_client_send_request("Argument -d");
115: if (!(flags & CR_RECURSE_DIRS))
116: cvs_client_send_request("Argument -l");
117: if (prune_dirs)
118: cvs_client_send_request("Argument -P");
119: if (print)
120: cvs_client_send_request("Argument -p");
121:
122: cr.enterdir = NULL;
123: cr.leavedir = NULL;
124: cr.fileproc = cvs_client_sendfile;
125: }
126:
1.61 joris 127: cr.flags = flags;
1.49 joris 128:
1.59 joris 129: if (argc > 0)
130: cvs_file_run(argc, argv, &cr);
131: else
132: cvs_file_run(1, &arg, &cr);
1.80 joris 133:
134: if (current_cvsroot->cr_method != CVS_METHOD_LOCAL) {
135: cvs_client_send_files(argv, argc);
136: cvs_client_senddir(".");
137: cvs_client_send_request("update");
138: cvs_client_get_responses();
139: }
1.35 xsa 140:
1.24 joris 141: return (0);
142: }
1.2 jfb 143:
1.59 joris 144: void
145: cvs_update_enterdir(struct cvs_file *cf)
1.2 jfb 146: {
1.59 joris 147: char *entry;
148: CVSENTRIES *entlist;
149:
150: cvs_log(LP_TRACE, "cvs_update_enterdir(%s)", cf->file_path);
151:
1.93 joris 152: cvs_file_classify(cf, NULL);
1.59 joris 153:
1.63 joris 154: if (cf->file_status == DIR_CREATE && build_dirs == 1) {
1.59 joris 155: cvs_mkpath(cf->file_path);
156: if ((cf->fd = open(cf->file_path, O_RDONLY)) == -1)
1.87 xsa 157: fatal("cvs_update_enterdir: `%s': %s",
158: cf->file_path, strerror(errno));
1.59 joris 159:
1.98 ray 160: (void)xasprintf(&entry, "D/%s////", cf->file_name);
1.59 joris 161:
162: entlist = cvs_ent_open(cf->file_wd);
163: cvs_ent_add(entlist, entry);
164: cvs_ent_close(entlist, ENT_SYNC);
165: xfree(entry);
1.94 xsa 166: } else if ((cf->file_status == DIR_CREATE && build_dirs == 0) ||
167: cf->file_status == FILE_UNKNOWN) {
1.67 joris 168: cf->file_status = FILE_SKIP;
1.60 joris 169: }
170: }
171:
172: void
173: cvs_update_leavedir(struct cvs_file *cf)
174: {
175: long base;
176: int nbytes;
1.81 xsa 177: int isempty;
1.60 joris 178: size_t bufsize;
179: struct stat st;
180: struct dirent *dp;
181: char *buf, *ebuf, *cp;
182: struct cvs_ent *ent;
183: struct cvs_ent_line *line;
184: CVSENTRIES *entlist;
1.89 otto 185: char export[MAXPATHLEN];
1.60 joris 186:
1.67 joris 187: cvs_log(LP_TRACE, "cvs_update_leavedir(%s)", cf->file_path);
1.86 joris 188:
1.69 joris 189: if (cvs_cmdop == CVS_OP_EXPORT) {
1.96 xsa 190: (void)xsnprintf(export, MAXPATHLEN, "%s/%s",
191: cf->file_path, CVS_PATH_CVSDIR);
1.69 joris 192:
193: /* XXX */
194: if (cvs_rmdir(export) == -1)
195: fatal("cvs_update_leavedir: %s: %s:", export,
196: strerror(errno));
197:
198: return;
199: }
200:
1.60 joris 201: if (fstat(cf->fd, &st) == -1)
202: fatal("cvs_update_leavedir: %s", strerror(errno));
203:
204: bufsize = st.st_size;
205: if (bufsize < st.st_blksize)
206: bufsize = st.st_blksize;
207:
208: isempty = 1;
209: buf = xmalloc(bufsize);
210:
1.73 joris 211: if (lseek(cf->fd, 0, SEEK_SET) == -1)
1.60 joris 212: fatal("cvs_update_leavedir: %s", strerror(errno));
213:
214: while ((nbytes = getdirentries(cf->fd, buf, bufsize, &base)) > 0) {
215: ebuf = buf + nbytes;
216: cp = buf;
217:
218: while (cp < ebuf) {
219: dp = (struct dirent *)cp;
220: if (!strcmp(dp->d_name, ".") ||
221: !strcmp(dp->d_name, "..") ||
1.95 joris 222: dp->d_fileno == 0) {
1.60 joris 223: cp += dp->d_reclen;
224: continue;
225: }
226:
227: if (!strcmp(dp->d_name, CVS_PATH_CVSDIR)) {
228: entlist = cvs_ent_open(cf->file_path);
229: TAILQ_FOREACH(line, &(entlist->cef_ent),
230: entries_list) {
231: ent = cvs_ent_parse(line->buf);
232:
233: if (ent->ce_status == CVS_ENT_REMOVED) {
234: isempty = 0;
235: cvs_ent_free(ent);
236: break;
237: }
238:
239: cvs_ent_free(ent);
240: }
241: cvs_ent_close(entlist, ENT_NOSYNC);
242: } else {
243: isempty = 0;
244: }
245:
246: if (isempty == 0)
247: break;
248:
249: cp += dp->d_reclen;
250: }
251: }
252:
253: if (nbytes == -1)
254: fatal("cvs_update_leavedir: %s", strerror(errno));
255:
256: xfree(buf);
257:
258: if (isempty == 1 && prune_dirs == 1) {
1.69 joris 259: /* XXX */
1.60 joris 260: cvs_rmdir(cf->file_path);
261:
1.88 joris 262: if (cvs_server_active == 0) {
263: entlist = cvs_ent_open(cf->file_wd);
264: cvs_ent_remove(entlist, cf->file_name);
265: cvs_ent_close(entlist, ENT_SYNC);
266: }
1.2 jfb 267: }
268: }
269:
1.59 joris 270: void
271: cvs_update_local(struct cvs_file *cf)
1.2 jfb 272: {
1.70 joris 273: int ret, flags;
1.59 joris 274: CVSENTRIES *entlist;
1.76 reyk 275: char rbuf[16];
1.59 joris 276:
277: cvs_log(LP_TRACE, "cvs_update_local(%s)", cf->file_path);
1.37 joris 278:
1.59 joris 279: if (cf->file_type == CVS_DIR) {
1.67 joris 280: if (cf->file_status == FILE_SKIP)
1.63 joris 281: return;
282:
1.59 joris 283: if (cf->file_status != FILE_UNKNOWN &&
284: verbosity > 1)
285: cvs_log(LP_NOTICE, "Updating %s", cf->file_path);
286: return;
1.26 jfb 287: }
288:
1.70 joris 289: flags = 0;
1.93 joris 290: cvs_file_classify(cf, tag);
1.70 joris 291:
1.91 joris 292: if ((cf->file_status == FILE_UPTODATE ||
293: cf->file_status == FILE_MODIFIED) && cf->file_ent != NULL &&
1.70 joris 294: cf->file_ent->ce_tag != NULL && reset_stickies == 1) {
1.91 joris 295: if (cf->file_status == FILE_MODIFIED)
296: cf->file_status = FILE_MERGE;
297: else
298: cf->file_status = FILE_CHECKOUT;
1.70 joris 299: cf->file_rcsrev = rcs_head_get(cf->file_rcs);
1.76 reyk 300: }
301:
1.77 reyk 302: if (print && cf->file_status != FILE_UNKNOWN) {
1.76 reyk 303: rcsnum_tostr(cf->file_rcsrev, rbuf, sizeof(rbuf));
304: if (verbosity > 1)
305: cvs_printf("%s\nChecking out %s\n"
306: "RCS:\t%s\nVERS:\t%s\n***************\n",
307: RCS_DIFF_DIV, cf->file_path, cf->file_rpath, rbuf);
1.85 joris 308: cvs_checkout_file(cf, cf->file_rcsrev, CO_DUMP);
1.76 reyk 309: return;
1.70 joris 310: }
1.45 joris 311:
1.59 joris 312: switch (cf->file_status) {
313: case FILE_UNKNOWN:
314: cvs_printf("? %s\n", cf->file_path);
1.45 joris 315: break;
1.59 joris 316: case FILE_MODIFIED:
1.65 joris 317: ret = update_has_conflict_markers(cf);
318: if (cf->file_ent->ce_conflict != NULL && ret == 1) {
1.59 joris 319: cvs_printf("C %s\n", cf->file_path);
1.65 joris 320: } else {
321: if (cf->file_ent->ce_conflict != NULL && ret == 0)
322: update_clear_conflict(cf);
1.59 joris 323: cvs_printf("M %s\n", cf->file_path);
1.65 joris 324: }
1.45 joris 325: break;
1.59 joris 326: case FILE_ADDED:
327: cvs_printf("A %s\n", cf->file_path);
1.45 joris 328: break;
1.59 joris 329: case FILE_REMOVED:
330: cvs_printf("R %s\n", cf->file_path);
1.45 joris 331: break;
1.59 joris 332: case FILE_CONFLICT:
333: cvs_printf("C %s\n", cf->file_path);
334: break;
335: case FILE_LOST:
336: case FILE_CHECKOUT:
337: case FILE_PATCH:
1.70 joris 338: if (tag != NULL)
339: flags = CO_SETSTICKY;
340:
1.85 joris 341: cvs_checkout_file(cf, cf->file_rcsrev, flags);
1.65 joris 342: cvs_printf("U %s\n", cf->file_path);
1.59 joris 343: break;
344: case FILE_MERGE:
1.85 joris 345: cvs_checkout_file(cf, cf->file_rcsrev, CO_MERGE);
1.65 joris 346:
347: if (diff3_conflicts != 0) {
348: cvs_printf("C %s\n", cf->file_path);
349: } else {
350: update_clear_conflict(cf);
351: cvs_printf("M %s\n", cf->file_path);
352: }
1.59 joris 353: break;
354: case FILE_UNLINK:
355: (void)unlink(cf->file_path);
356: case FILE_REMOVE_ENTRY:
357: entlist = cvs_ent_open(cf->file_wd);
358: cvs_ent_remove(entlist, cf->file_name);
359: cvs_ent_close(entlist, ENT_SYNC);
1.45 joris 360: break;
361: default:
362: break;
363: }
1.65 joris 364: }
365:
366: static void
367: update_clear_conflict(struct cvs_file *cf)
368: {
369: time_t now;
370: CVSENTRIES *entlist;
371: char *entry, revbuf[16], timebuf[32];
372:
373: cvs_log(LP_TRACE, "update_clear_conflict(%s)", cf->file_path);
374:
375: time(&now);
376: ctime_r(&now, timebuf);
377: if (timebuf[strlen(timebuf) - 1] == '\n')
378: timebuf[strlen(timebuf) - 1] = '\0';
379:
380: rcsnum_tostr(cf->file_ent->ce_rev, revbuf, sizeof(revbuf));
381:
382: entry = xmalloc(CVS_ENT_MAXLINELEN);
1.92 xsa 383: (void)xsnprintf(entry, CVS_ENT_MAXLINELEN, "/%s/%s/%s//",
1.65 joris 384: cf->file_name, revbuf, timebuf);
385:
386: entlist = cvs_ent_open(cf->file_wd);
387: cvs_ent_add(entlist, entry);
388: cvs_ent_close(entlist, ENT_SYNC);
389: xfree(entry);
390: }
391:
392: /*
393: * XXX - this is the way GNU cvs checks for outstanding conflicts
394: * in a file after a merge. It is a very very bad approach and
395: * should be looked at once opencvs is working decently.
396: */
397: int
398: update_has_conflict_markers(struct cvs_file *cf)
399: {
400: BUF *bp;
401: int conflict;
402: char *content;
403: struct cvs_line *lp;
404: struct cvs_lines *lines;
1.83 niallo 405: size_t len;
1.65 joris 406:
407: cvs_log(LP_TRACE, "update_has_conflict_markers(%s)", cf->file_path);
1.78 joris 408:
409: if (cf->fd == -1)
410: return (0);
1.65 joris 411:
1.72 joris 412: if ((bp = cvs_buf_load_fd(cf->fd, BUF_AUTOEXT)) == NULL)
1.65 joris 413: fatal("update_has_conflict_markers: failed to load %s",
414: cf->file_path);
415:
416: cvs_buf_putc(bp, '\0');
1.83 niallo 417: len = cvs_buf_len(bp);
1.65 joris 418: content = cvs_buf_release(bp);
1.83 niallo 419: if ((lines = cvs_splitlines(content, len)) == NULL)
1.65 joris 420: fatal("update_has_conflict_markers: failed to split lines");
421:
422: conflict = 0;
423: TAILQ_FOREACH(lp, &(lines->l_lines), l_list) {
424: if (lp->l_line == NULL)
425: continue;
426:
427: if (!strncmp(lp->l_line, RCS_CONFLICT_MARKER1,
428: strlen(RCS_CONFLICT_MARKER1)) ||
429: !strncmp(lp->l_line, RCS_CONFLICT_MARKER2,
430: strlen(RCS_CONFLICT_MARKER2)) ||
431: !strncmp(lp->l_line, RCS_CONFLICT_MARKER3,
432: strlen(RCS_CONFLICT_MARKER3))) {
433: conflict = 1;
434: break;
435: }
436: }
437:
438: cvs_freelines(lines);
1.83 niallo 439: xfree(content);
1.65 joris 440: return (conflict);
1.1 jfb 441: }