Annotation of src/usr.bin/cvs/resp.c, Revision 1.19
1.19 ! jfb 1: /* $OpenBSD: resp.c,v 1.18 2004/12/13 22:53:48 jfb Exp $ */
1.1 jfb 2: /*
3: * Copyright (c) 2004 Jean-Francois Brousseau <jfb@openbsd.org>
4: * All rights reserved.
5: *
6: * Redistribution and use in source and binary forms, with or without
7: * modification, are permitted provided that the following conditions
8: * are met:
9: *
10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
12: * 2. The name of the author may not be used to endorse or promote products
13: * derived from this software without specific prior written permission.
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
24: * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25: */
26:
27:
28: #include <sys/types.h>
29: #include <sys/stat.h>
1.2 jfb 30: #include <sys/time.h>
1.1 jfb 31:
32: #include <fcntl.h>
33: #include <stdio.h>
34: #include <errno.h>
35: #include <dirent.h>
36: #include <stdlib.h>
37: #include <unistd.h>
38: #include <string.h>
1.16 jfb 39: #include <libgen.h>
1.1 jfb 40: #include <sysexits.h>
41:
42: #include "buf.h"
43: #include "cvs.h"
44: #include "log.h"
45: #include "file.h"
46: #include "proto.h"
47:
48:
49: #define CVS_MTSTK_MAXDEPTH 16
50:
51:
1.4 jfb 52: #define STRIP_SLASH(p) \
53: do { \
54: size_t len; \
55: len = strlen(p); \
56: while ((len > 0) && (p[len - 1] == '/')) \
57: p[--len] = '\0'; \
58: } while (0)
59:
60:
1.1 jfb 61: static int cvs_resp_validreq (struct cvsroot *, int, char *);
62: static int cvs_resp_cksum (struct cvsroot *, int, char *);
63: static int cvs_resp_modtime (struct cvsroot *, int, char *);
64: static int cvs_resp_m (struct cvsroot *, int, char *);
65: static int cvs_resp_ok (struct cvsroot *, int, char *);
66: static int cvs_resp_error (struct cvsroot *, int, char *);
67: static int cvs_resp_statdir (struct cvsroot *, int, char *);
68: static int cvs_resp_sticky (struct cvsroot *, int, char *);
69: static int cvs_resp_newentry (struct cvsroot *, int, char *);
70: static int cvs_resp_updated (struct cvsroot *, int, char *);
71: static int cvs_resp_removed (struct cvsroot *, int, char *);
72: static int cvs_resp_mode (struct cvsroot *, int, char *);
73: static int cvs_resp_modxpand (struct cvsroot *, int, char *);
74: static int cvs_resp_rcsdiff (struct cvsroot *, int, char *);
75: static int cvs_resp_template (struct cvsroot *, int, char *);
1.14 jfb 76: static int cvs_resp_copyfile (struct cvsroot *, int, char *);
1.1 jfb 77:
78:
79: struct cvs_resphdlr {
80: int (*hdlr)(struct cvsroot *, int, char *);
81: } cvs_resp_swtab[CVS_RESP_MAX + 1] = {
82: { NULL },
83: { cvs_resp_ok },
84: { cvs_resp_error },
85: { cvs_resp_validreq },
86: { cvs_resp_newentry },
87: { cvs_resp_newentry },
88: { cvs_resp_cksum },
1.14 jfb 89: { cvs_resp_copyfile },
1.1 jfb 90: { cvs_resp_updated },
91: { cvs_resp_updated },
92: { cvs_resp_updated }, /* 10 */
93: { cvs_resp_updated },
94: { cvs_resp_updated },
95: { cvs_resp_rcsdiff },
96: { cvs_resp_mode },
97: { cvs_resp_modtime },
98: { cvs_resp_removed },
99: { cvs_resp_removed },
100: { cvs_resp_statdir },
101: { cvs_resp_statdir },
102: { cvs_resp_sticky }, /* 20 */
103: { cvs_resp_sticky },
104: { cvs_resp_template },
105: { NULL },
106: { NULL },
107: { NULL },
108: { cvs_resp_modxpand },
109: { NULL },
110: { cvs_resp_m },
111: { cvs_resp_m },
112: { cvs_resp_m }, /* 30 */
113: { cvs_resp_m },
114: { cvs_resp_m },
115: };
116:
117:
118:
119: /*
120: * The MT command uses scoping to tag the data. Whenever we encouter a '+',
121: * we push the name of the tag on the stack, and we pop it when we encounter
122: * a '-' with the same name.
123: */
124:
125: static char *cvs_mt_stack[CVS_MTSTK_MAXDEPTH];
126: static u_int cvs_mtstk_depth = 0;
127:
1.12 jfb 128: static time_t cvs_modtime = CVS_DATE_DMSEC;
1.1 jfb 129:
130:
131: /* last checksum received */
132: char *cvs_fcksum = NULL;
133:
134: mode_t cvs_lastmode = 0;
135:
136: /* hack to receive the remote version without outputting it */
137: extern u_int cvs_version_sent;
138:
139:
140: /*
141: * cvs_resp_handle()
142: *
143: * Generic response handler dispatcher. The handler expects the first line
144: * of the command as single argument.
145: * Returns the return value of the command on success, or -1 on failure.
146: */
147: int
148: cvs_resp_handle(struct cvsroot *root, char *line)
149: {
1.15 jfb 150: int ret;
1.1 jfb 151: char *cp, *cmd;
152: struct cvs_resp *resp;
153:
154: cmd = line;
155:
156: cp = strchr(cmd, ' ');
157: if (cp != NULL)
158: *(cp++) = '\0';
159:
160: resp = cvs_resp_getbyname(cmd);
161: if (resp == NULL) {
162: return (-1);
1.11 deraadt 163: } else if (cvs_resp_swtab[resp->resp_id].hdlr == NULL) {
1.1 jfb 164: cvs_log(LP_ERRNO, "handler for `%s' not implemented", cmd);
165: return (-1);
166: }
167:
1.15 jfb 168: ret = (*cvs_resp_swtab[resp->resp_id].hdlr)(root, resp->resp_id, cp);
169:
170: if (ret == -1)
171: cvs_log(LP_ERR, "error in handling of `%s' response", cmd);
172:
173: return (ret);
1.1 jfb 174: }
175:
176:
177: /*
178: * cvs_resp_validreq()
179: *
180: * Handler for the `Valid-requests' response. The list of valid requests is
181: * split on spaces and each request's entry in the valid request array is set
182: * to 1 to indicate the validity.
183: * Returns 0 on success, or -1 on failure.
184: */
185: static int
186: cvs_resp_validreq(struct cvsroot *root, int type, char *line)
187: {
188: char *sp, *ep;
189: struct cvs_req *req;
190:
191: /* parse the requests */
192: sp = line;
193: do {
194: ep = strchr(sp, ' ');
195: if (ep != NULL)
196: *ep = '\0';
197:
198: req = cvs_req_getbyname(sp);
199: if (req != NULL)
200: CVS_SETVR(root, req->req_id);
201:
202: if (ep != NULL)
203: sp = ep + 1;
204: } while (ep != NULL);
205:
206: return (0);
207: }
208:
209:
210: /*
211: * cvs_resp_m()
212: *
213: * Handler for the `M', 'MT', `F' and `E' responses.
214: */
215: static int
216: cvs_resp_m(struct cvsroot *root, int type, char *line)
217: {
218: char *cp;
219: FILE *stream;
220:
221: stream = NULL;
222:
223: switch (type) {
224: case CVS_RESP_F:
225: fflush(stderr);
226: return (0);
227: case CVS_RESP_M:
228: if (cvs_version_sent) {
229: /*
230: * Instead of outputting the line, we save it as the
231: * remote server's version string.
232: */
233: cvs_version_sent = 0;
234: root->cr_version = strdup(line);
235: return (0);
236: }
237: stream = stdout;
238: break;
239: case CVS_RESP_E:
240: stream = stderr;
241: break;
242: case CVS_RESP_MT:
243: if (*line == '+') {
244: if (cvs_mtstk_depth == CVS_MTSTK_MAXDEPTH) {
245: cvs_log(LP_ERR,
246: "MT scope stack has reached max depth");
247: return (-1);
248: }
249: cvs_mt_stack[cvs_mtstk_depth] = strdup(line + 1);
250: if (cvs_mt_stack[cvs_mtstk_depth] == NULL)
251: return (-1);
252: cvs_mtstk_depth++;
1.11 deraadt 253: } else if (*line == '-') {
1.1 jfb 254: if (cvs_mtstk_depth == 0) {
255: cvs_log(LP_ERR, "MT scope stack underflow");
256: return (-1);
1.11 deraadt 257: } else if (strcmp(line + 1,
1.1 jfb 258: cvs_mt_stack[cvs_mtstk_depth - 1]) != 0) {
259: cvs_log(LP_ERR, "mismatch in MT scope stack");
260: return (-1);
261: }
262: free(cvs_mt_stack[cvs_mtstk_depth--]);
1.11 deraadt 263: } else {
1.1 jfb 264: if (strcmp(line, "newline") == 0)
265: putc('\n', stdout);
266: else if (strncmp(line, "fname ", 6) == 0)
267: printf("%s", line + 6);
268: else {
269: /* assume text */
270: cp = strchr(line, ' ');
271: if (cp != NULL)
272: printf("%s", cp + 1);
273: }
274: }
275:
276: return (0);
277: case CVS_RESP_MBINARY:
278: cvs_log(LP_WARN, "Mbinary not supported in client yet");
279: break;
280: }
281:
282: fputs(line, stream);
283: fputc('\n', stream);
284:
285: return (0);
286: }
287:
288:
289: /*
290: * cvs_resp_ok()
291: *
1.13 tedu 292: * Handler for the `ok' response. This handler's job is to
1.1 jfb 293: */
294: static int
295: cvs_resp_ok(struct cvsroot *root, int type, char *line)
296: {
1.13 tedu 297:
1.1 jfb 298: return (1);
299: }
300:
301:
302: /*
303: * cvs_resp_error()
304: *
1.13 tedu 305: * Handler for the `error' response. This handler's job is to
1.1 jfb 306: */
307: static int
308: cvs_resp_error(struct cvsroot *root, int type, char *line)
309: {
1.13 tedu 310:
1.7 jfb 311: fprintf(stderr, "%s\n", line);
1.1 jfb 312: return (1);
313: }
314:
315:
316: /*
317: * cvs_resp_statdir()
318: *
319: * Handler for the `Clear-static-directory' and `Set-static-directory'
320: * responses.
321: */
322: static int
323: cvs_resp_statdir(struct cvsroot *root, int type, char *line)
324: {
325: int fd;
326: char rpath[MAXPATHLEN], statpath[MAXPATHLEN];
327:
1.3 jfb 328: /* remote directory line */
329: if (cvs_getln(root, rpath, sizeof(rpath)) < 0)
330: return (-1);
1.1 jfb 331:
332: snprintf(statpath, sizeof(statpath), "%s/%s", line,
333: CVS_PATH_STATICENTRIES);
334:
335: if ((type == CVS_RESP_CLRSTATDIR) &&
336: (unlink(statpath) == -1) && (errno != ENOENT)) {
337: cvs_log(LP_ERRNO, "failed to unlink %s file",
338: CVS_PATH_STATICENTRIES);
339: return (-1);
1.11 deraadt 340: } else if (type == CVS_RESP_SETSTATDIR) {
1.1 jfb 341: fd = open(statpath, O_CREAT|O_TRUNC|O_WRONLY, 0400);
342: if (fd == -1) {
1.3 jfb 343: cvs_log(LP_ERRNO,
344: "failed to set static directory on %s", line);
1.1 jfb 345: return (-1);
346: }
347: (void)close(fd);
348:
349: }
350:
351: return (0);
352: }
353:
354: /*
355: * cvs_resp_sticky()
356: *
1.4 jfb 357: * Handler for the `Clear-sticky' and `Set-sticky' responses. If the
358: * specified directory doesn't exist, we create it and attach it to the
359: * global file structure.
1.1 jfb 360: */
361: static int
362: cvs_resp_sticky(struct cvsroot *root, int type, char *line)
363: {
1.5 jfb 364: char buf[MAXPATHLEN], subdir[MAXPATHLEN], *file;
365: struct cvs_ent *ent;
1.4 jfb 366: CVSFILE *cf, *sdir;
367:
368: /* get the remote path */
1.5 jfb 369: if (cvs_getln(root, buf, sizeof(buf)) < 0)
1.4 jfb 370: return (-1);
1.1 jfb 371:
1.4 jfb 372: STRIP_SLASH(line);
1.1 jfb 373:
1.4 jfb 374: cvs_splitpath(line, subdir, sizeof(subdir), &file);
375: sdir = cvs_file_find(cvs_files, subdir);
376: if (sdir == NULL) {
377: cvs_log(LP_ERR, "failed to find %s", subdir);
378: return (-1);
379: }
1.1 jfb 380:
1.4 jfb 381: cf = cvs_file_find(sdir, file);
382: if (cf == NULL) {
1.1 jfb 383: /* attempt to create it */
1.8 jfb 384: cf = cvs_file_create(sdir, line, DT_DIR, 0755);
1.4 jfb 385: if (cf == NULL)
386: return (-1);
387: cf->cf_ddat->cd_repo = strdup(line);
1.19 ! jfb 388: if (cf->cf_ddat->cd_repo == NULL) {
! 389: cvs_log(LP_ERRNO, "failed to duplicate `%s'", line);
! 390: cvs_file_free(cf);
! 391: return (-1);
! 392: }
1.4 jfb 393: cf->cf_ddat->cd_root = root;
394: root->cr_ref++;
1.1 jfb 395:
1.4 jfb 396: cvs_file_attach(sdir, cf);
1.5 jfb 397:
398: /* add a directory entry to the parent */
399: if (CVS_DIR_ENTRIES(sdir) != NULL) {
1.8 jfb 400: snprintf(buf, sizeof(buf), "D/%s////",
401: CVS_FILE_NAME(cf));
1.5 jfb 402: ent = cvs_ent_parse(buf);
403: if (ent == NULL)
404: cvs_log(LP_ERR,
405: "failed to create directory entry");
406: else
407: cvs_ent_add(CVS_DIR_ENTRIES(sdir), ent);
408: }
1.1 jfb 409: }
410:
1.4 jfb 411: if (type == CVS_RESP_CLRSTICKY)
412: cf->cf_ddat->cd_flags &= ~CVS_DIRF_STICKY;
413: else if (type == CVS_RESP_SETSTICKY)
414: cf->cf_ddat->cd_flags |= CVS_DIRF_STICKY;
1.1 jfb 415:
416: return (0);
417: }
418:
419:
420: /*
421: * cvs_resp_newentry()
422: *
423: * Handler for the `New-entry' response and `Checked-in' responses.
1.9 jfb 424: * In the case of `New-entry', we expect the entry line
1.1 jfb 425: */
426: static int
427: cvs_resp_newentry(struct cvsroot *root, int type, char *line)
428: {
429: char entbuf[128];
1.9 jfb 430: struct cvs_ent *ent;
1.1 jfb 431: CVSENTRIES *entfile;
432:
433: /* get the remote path */
434: cvs_getln(root, entbuf, sizeof(entbuf));
435:
436: /* get the new Entries line */
437: if (cvs_getln(root, entbuf, sizeof(entbuf)) < 0)
438: return (-1);
439:
440: entfile = cvs_ent_open(line, O_WRONLY);
441: if (entfile == NULL)
442: return (-1);
1.9 jfb 443: if (type == CVS_RESP_NEWENTRY) {
444: cvs_ent_addln(entfile, entbuf);
1.11 deraadt 445: } else if (type == CVS_RESP_CHECKEDIN) {
1.9 jfb 446: ent = cvs_ent_parse(entbuf);
447: if (ent == NULL) {
448: cvs_log(LP_ERR, "failed to parse entry");
449: cvs_ent_close(entfile);
450: return (-1);
451: }
452:
453: /* timestamp it to now */
454: ent->ce_mtime = time(&(ent->ce_mtime));
455:
456: /* replace the current entry with the one we just received */
457: if (cvs_ent_remove(entfile, ent->ce_name) < 0)
458: cvs_log(LP_WARN, "failed to remove `%s' entry",
459: ent->ce_name);
460:
461: cvs_ent_add(entfile, ent);
462: }
1.1 jfb 463: cvs_ent_close(entfile);
464:
465: return (0);
466: }
467:
468:
469: /*
470: * cvs_resp_cksum()
471: *
472: * Handler for the `Checksum' response. We store the checksum received for
473: * the next file in a dynamically-allocated buffer pointed to by <cvs_fcksum>.
474: * Upon next file reception, the handler checks to see if there is a stored
475: * checksum.
476: * The file handler must make sure that the checksums match and free the
477: * checksum buffer once it's done to indicate there is no further checksum.
478: */
479: static int
480: cvs_resp_cksum(struct cvsroot *root, int type, char *line)
481: {
482: if (cvs_fcksum != NULL) {
483: cvs_log(LP_WARN, "unused checksum");
484: free(cvs_fcksum);
485: }
486:
487: cvs_fcksum = strdup(line);
488: if (cvs_fcksum == NULL) {
489: cvs_log(LP_ERRNO, "failed to copy checksum string");
1.14 jfb 490: return (-1);
491: }
492:
493: return (0);
494: }
495:
496:
497: /*
498: * cvs_resp_copyfile()
499: *
500: * Handler for the `Copy-file' response, which is used to copy the contents
501: * of a file to another file for which the name is provided. The CVS protocol
502: * documentation states that this response is only used prior to a `Merged'
503: * response to create a backup of the file.
504: */
505: static int
506: cvs_resp_copyfile(struct cvsroot *root, int type, char *line)
507: {
1.16 jfb 508: char path[MAXPATHLEN], newpath[MAXPATHLEN], newname[MAXNAMLEN], *file;
1.14 jfb 509:
1.16 jfb 510: /* read the remote path of the file to copy and its new name */
511: if ((cvs_getln(root, path, sizeof(path)) < 0) ||
512: (cvs_getln(root, newname, sizeof(newname)) < 0))
1.14 jfb 513: return (-1);
514:
1.16 jfb 515: if ((file = basename(path)) == NULL) {
516: cvs_log(LP_ERR, "no base file name in Copy-file path");
517: return (-1);
518: }
519:
520: snprintf(path, sizeof(path), "%s%s", line, file);
521: snprintf(newpath, sizeof(newpath), "%s%s", line, newname);
522:
523: if (rename(path, newpath) == -1) {
1.14 jfb 524: cvs_log(LP_ERRNO, "failed to rename %s to %s", line, newname);
1.1 jfb 525: return (-1);
526: }
527:
528: return (0);
529: }
530:
531:
532: /*
533: * cvs_resp_modtime()
534: *
535: * Handler for the `Mod-time' file update modifying response. The timestamp
536: * given is used to set the last modification time on the next file that
537: * will be received.
538: */
539: static int
540: cvs_resp_modtime(struct cvsroot *root, int type, char *line)
541: {
1.4 jfb 542: cvs_modtime = cvs_datesec(line, CVS_DATE_RFC822, 1);
1.1 jfb 543: return (0);
544: }
545:
546:
547: /*
548: * cvs_resp_updated()
549: *
1.4 jfb 550: * Handler for the `Updated', `Update-existing', `Created', `Merged' and
551: * `Patched' responses, which all have a very similar format.
1.1 jfb 552: */
553: static int
554: cvs_resp_updated(struct cvsroot *root, int type, char *line)
555: {
1.17 jfb 556: int ret;
1.1 jfb 557: mode_t fmode;
1.4 jfb 558: char path[MAXPATHLEN], cksum_buf[CVS_CKSUM_LEN];
1.1 jfb 559: BUF *fbuf;
1.12 jfb 560: CVSENTRIES *entfile;
1.1 jfb 561: struct cvs_ent *ep;
1.2 jfb 562: struct timeval tv[2];
1.1 jfb 563:
1.17 jfb 564: ret = 0;
1.4 jfb 565: STRIP_SLASH(line);
566:
1.1 jfb 567: /* read the remote path of the file */
1.4 jfb 568: if (cvs_getln(root, path, sizeof(path)) < 0)
569: return (-1);
1.1 jfb 570:
571: /* read the new entry */
1.4 jfb 572: if (cvs_getln(root, path, sizeof(path)) < 0)
1.1 jfb 573: return (-1);
1.4 jfb 574:
575: if ((ep = cvs_ent_parse(path)) == NULL)
576: return (-1);
577: snprintf(path, sizeof(path), "%s/%s", line, ep->ce_name);
1.1 jfb 578:
1.12 jfb 579: entfile = cvs_ent_open(line, O_WRONLY);
580: if (entfile == NULL) {
581: cvs_ent_free(ep);
582: return (-1);
583: }
584:
1.15 jfb 585: if (cvs_modtime != CVS_DATE_DMSEC) {
1.4 jfb 586: ep->ce_mtime = cvs_modtime;
1.15 jfb 587: cvs_modtime = CVS_DATE_DMSEC; /* invalidate */
588: } else
589: ep->ce_mtime = time(&(ep->ce_mtime));
590:
591: if ((type == CVS_RESP_UPDEXIST) || (type == CVS_RESP_UPDATED) ||
1.18 jfb 592: (type == CVS_RESP_MERGED) || (type == CVS_RESP_CREATED)) {
1.12 jfb 593: if (cvs_ent_remove(entfile, ep->ce_name) < 0)
594: cvs_log(LP_WARN, "failed to remove entry for `%s'",
595: ep->ce_name);
1.15 jfb 596: }
1.12 jfb 597:
1.15 jfb 598: if (cvs_ent_add(entfile, ep) < 0) {
599: cvs_ent_free(ep);
600: cvs_ent_close(entfile);
601: return (-1);
1.1 jfb 602: }
1.15 jfb 603:
604: cvs_ent_close(entfile);
1.1 jfb 605:
1.17 jfb 606: if ((fbuf = cvs_recvfile(root, &fmode)) == NULL)
607: return (-1);
608: if (cvs_buf_write(fbuf, path, fmode) < 0) {
609: cvs_buf_free(fbuf);
1.1 jfb 610: return (-1);
1.17 jfb 611: }
612: cvs_buf_free(fbuf);
1.2 jfb 613:
1.12 jfb 614: if (cvs_modtime != CVS_DATE_DMSEC) {
615: tv[0].tv_sec = (long)cvs_modtime;
616: tv[0].tv_usec = 0;
617: tv[1].tv_sec = (long)cvs_modtime;
618: tv[1].tv_usec = 0;
619: if (utimes(path, tv) == -1)
620: cvs_log(LP_ERRNO, "failed to set file timestamps");
621: }
1.1 jfb 622:
623: /* now see if there is a checksum */
624: if (cvs_fcksum != NULL) {
1.17 jfb 625: if (cvs_cksum(path, cksum_buf, sizeof(cksum_buf)) < 0)
626: ret = -1;
627: else if (strcmp(cksum_buf, cvs_fcksum) != 0) {
1.1 jfb 628: cvs_log(LP_ERR, "checksum error on received file");
629: (void)unlink(line);
1.17 jfb 630: ret = -1;
1.1 jfb 631: }
632:
633: free(cvs_fcksum);
634: cvs_fcksum = NULL;
635: }
636:
1.17 jfb 637: return (ret);
1.1 jfb 638: }
639:
640:
641: /*
642: * cvs_resp_removed()
643: *
1.10 jfb 644: * Handler for the `Removed' and `Remove-entry' responses. The `Removed'
645: * response is received when both a file and its entry need to be removed from
646: * the local copy. The `Remove-entry' is received in cases where the file is
647: * already gone but there is still an entry to remove in the Entries file.
1.1 jfb 648: */
649: static int
650: cvs_resp_removed(struct cvsroot *root, int type, char *line)
651: {
1.3 jfb 652: char base[MAXPATHLEN], *file;
1.1 jfb 653: CVSENTRIES *ef;
654:
1.3 jfb 655: cvs_splitpath(line, base, sizeof(base), &file);
1.1 jfb 656: ef = cvs_ent_open(base, O_RDWR);
1.10 jfb 657: if (ef == NULL) {
658: cvs_log(LP_ERR, "error handling `Removed' response");
659: if (type == CVS_RESP_RMENTRY)
660: return (-1);
661: } else {
662: (void)cvs_ent_remove(ef, file);
663: cvs_ent_close(ef);
664: }
665:
666: if ((type == CVS_RESP_REMOVED) && (unlink(line) == -1)) {
667: cvs_log(LP_ERRNO, "failed to unlink `%s'", line);
1.1 jfb 668: return (-1);
1.10 jfb 669: }
1.1 jfb 670:
671: return (0);
672: }
673:
674:
675: /*
676: * cvs_resp_mode()
677: *
678: * Handler for the `Mode' response.
679: */
680: static int
681: cvs_resp_mode(struct cvsroot *root, int type, char *line)
682: {
683: if (cvs_strtomode(line, &cvs_lastmode) < 0) {
1.12 jfb 684: cvs_log(LP_ERR, "error handling Mode response");
1.1 jfb 685: return (-1);
686: }
687: return (0);
688: }
689:
690:
691: /*
692: * cvs_resp_modxpand()
693: *
694: * Handler for the `Module-expansion' response.
695: */
696: static int
697: cvs_resp_modxpand(struct cvsroot *root, int type, char *line)
698: {
699: return (0);
700: }
701:
702: /*
703: * cvs_resp_rcsdiff()
704: *
705: * Handler for the `Rcs-diff' response.
706: */
707: static int
708: cvs_resp_rcsdiff(struct cvsroot *root, int type, char *line)
709: {
710: char file[MAXPATHLEN], buf[MAXPATHLEN], cksum_buf[CVS_CKSUM_LEN];
711: char *fname, *orig, *patch;
712: mode_t fmode;
713: BUF *res, *fcont, *patchbuf;
714: CVSENTRIES *entf;
715: struct cvs_ent *ent;
716:
717: /* get remote path and build local path of file to be patched */
718: cvs_getln(root, buf, sizeof(buf));
719: fname = strrchr(buf, '/');
720: if (fname == NULL)
721: fname = buf;
722: snprintf(file, sizeof(file), "%s%s", line, fname);
723:
724: /* get updated entry fields */
725: cvs_getln(root, buf, sizeof(buf));
726: ent = cvs_ent_parse(buf);
1.13 tedu 727: if (ent == NULL)
1.1 jfb 728: return (-1);
729:
730: patchbuf = cvs_recvfile(root, &fmode);
731: fcont = cvs_buf_load(file, BUF_AUTOEXT);
732: if (fcont == NULL)
733: return (-1);
734:
735: cvs_buf_putc(patchbuf, '\0');
736: cvs_buf_putc(fcont, '\0');
737: orig = cvs_buf_release(fcont);
738: patch = cvs_buf_release(patchbuf);
739:
740: res = rcs_patch(orig, patch);
741: if (res == NULL)
742: return (-1);
743:
744: cvs_buf_write(res, file, fmode);
745:
746: /* now see if there is a checksum */
747: if (cvs_fcksum != NULL) {
748: if (cvs_cksum(file, cksum_buf, sizeof(cksum_buf)) < 0) {
749: }
750:
751: if (strcmp(cksum_buf, cvs_fcksum) != 0) {
752: cvs_log(LP_ERR, "checksum error on received file");
753: (void)unlink(file);
754: }
755:
756: free(cvs_fcksum);
757: cvs_fcksum = NULL;
758: }
759:
760: /* update revision in entries */
761: entf = cvs_ent_open(line, O_WRONLY);
762: if (entf == NULL)
763: return (-1);
764:
765: cvs_ent_close(entf);
766:
767: return (0);
768: }
769:
770:
771: /*
772: * cvs_resp_template()
773: *
774: * Handler for the `Template' response.
775: */
776: static int
777: cvs_resp_template(struct cvsroot *root, int type, char *line)
778: {
779: mode_t mode;
780: BUF *tmpl;
781:
782: tmpl = cvs_recvfile(root, &mode);
783: if (tmpl == NULL)
784: return (-1);
785:
786: return (0);
787: }
![[BACK]](/icons/back.gif){kind=icon}
Return to resp.c CVS log ![[TXT]](/icons/text.gif){kind=icon}
![[DIR]](/icons/dir.gif){kind=icon}
Up to [local] / src / usr.bin / cvs