/*
 * rcsnum_parse()
 *
 * Parse a string specifying an RCS number and return the corresponding RCSNUM.
 */
RCSNUM *
rcsnum_parse(const char *str)
{
	char *ep;
	RCSNUM *num;

	num = rcsnum_alloc();
	if (rcsnum_aton(str, &ep, num) < 0 || *ep != '\0') {
		rcsnum_free(num);
		num = NULL;
	}

	return (num);
}
Exemple #2
0
/*
 * rcs_main()
 *
 * Handler for the `rcs' program.
 * Returns 0 on success, or >0 on error.
 */
int
rcs_main(int argc, char **argv)
{
	int fd;
	int i, j, ch, flags, kflag, lkmode;
	const char *nflag, *oldfilename, *orange;
	char fpath[PATH_MAX];
	char *logstr, *logmsg, *descfile;
	char *alist, *comment, *elist, *lrev, *urev;
	mode_t fmode;
	RCSFILE *file;
	RCSNUM *logrev;
	struct rcs_access *acp;
	time_t rcs_mtime = -1;

	kflag = RCS_KWEXP_ERR;
	lkmode = RCS_LOCK_INVAL;
	fmode =  S_IRUSR|S_IRGRP|S_IROTH;
	flags = RCS_RDWR|RCS_PARSE_FULLY;
	lrev = urev = descfile = NULL;
	logstr = alist = comment = elist = NULL;
	nflag = oldfilename = orange = NULL;

	/* match GNU */
	if (1 < argc && argv[1][0] != '-')
		warnx("warning: No options were given; "
		    "this usage is obsolescent.");

	while ((ch = rcs_getopt(argc, argv, RCSPROG_OPTSTRING)) != -1) {
		switch (ch) {
		case 'A':
			oldfilename = rcs_optarg;
			rcsflags |= CO_ACLAPPEND;
			break;
		case 'a':
			alist = rcs_optarg;
			break;
		case 'c':
			comment = rcs_optarg;
			break;
		case 'e':
			elist = rcs_optarg;
			rcsflags |= RCSPROG_EFLAG;
			break;
		case 'I':
			rcsflags |= INTERACTIVE;
			break;
		case 'i':
			flags |= RCS_CREATE;
			break;
		case 'k':
			kflag = rcs_kflag_get(rcs_optarg);
			if (RCS_KWEXP_INVAL(kflag)) {
				warnx("invalid RCS keyword substitution mode");
				(usage)();
			}
			break;
		case 'L':
			if (lkmode == RCS_LOCK_LOOSE)
				warnx("-U overridden by -L");
			lkmode = RCS_LOCK_STRICT;
			break;
		case 'l':
			if (rcsflags & RCSPROG_UFLAG)
				warnx("-u overridden by -l");
			lrev = rcs_optarg;
			rcsflags &= ~RCSPROG_UFLAG;
			rcsflags |= RCSPROG_LFLAG;
			break;
		case 'm':
			free(logstr);
			logstr = xstrdup(rcs_optarg);
			break;
		case 'M':
			/* ignore for the moment */
			break;
		case 'n':
			nflag = rcs_optarg;
			break;
		case 'N':
			nflag = rcs_optarg;
			rcsflags |= RCSPROG_NFLAG;
			break;
		case 'o':
			orange = rcs_optarg;
			break;
		case 'q':
			rcsflags |= QUIET;
			break;
		case 't':
			descfile = rcs_optarg;
			rcsflags |= DESCRIPTION;
			break;
		case 'T':
			rcsflags |= PRESERVETIME;
			break;
		case 'U':
			if (lkmode == RCS_LOCK_STRICT)
				warnx("-L overridden by -U");
			lkmode = RCS_LOCK_LOOSE;
			break;
		case 'u':
			if (rcsflags & RCSPROG_LFLAG)
				warnx("-l overridden by -u");
			urev = rcs_optarg;
			rcsflags &= ~RCSPROG_LFLAG;
			rcsflags |= RCSPROG_UFLAG;
			break;
		case 'V':
			printf("%s\n", rcs_version);
			exit(0);
		case 'x':
			/* Use blank extension if none given. */
			rcs_suffixes = rcs_optarg ? rcs_optarg : "";
			break;
		case 'z':
			/*
			 * kept for compatibility
			 */
			break;
		default:
			(usage)();
		}
	}

	argc -= rcs_optind;
	argv += rcs_optind;

	if (argc == 0) {
		warnx("no input file");
		(usage)();
	}

	for (i = 0; i < argc; i++) {
		fd = rcs_choosefile(argv[i], fpath, sizeof(fpath));
		if (fd < 0 && !(flags & RCS_CREATE)) {
			warn("%s", fpath);
			continue;
		}

		if (!(rcsflags & QUIET))
			(void)fprintf(stderr, "RCS file: %s\n", fpath);

		if ((file = rcs_open(fpath, fd, flags, fmode)) == NULL) {
			close(fd);
			continue;
		}

		if (rcsflags & DESCRIPTION) {
			if (rcs_set_description(file, descfile, rcsflags) == -1) {
				warn("%s", descfile);
				rcs_close(file);
				continue;
			}
		}
		else if (flags & RCS_CREATE) {
			if (rcs_set_description(file, NULL, rcsflags) == -1) {
				warn("stdin");
				rcs_close(file);
				continue;
			}
		}

		if (rcsflags & PRESERVETIME)
			rcs_mtime = rcs_get_mtime(file);

		if (nflag != NULL)
			rcs_attach_symbol(file, nflag);

		if (logstr != NULL) {
			if ((logmsg = strchr(logstr, ':')) == NULL) {
				warnx("missing log message");
				rcs_close(file);
				continue;
			}

			*logmsg++ = '\0';
			if ((logrev = rcsnum_parse(logstr)) == NULL) {
				warnx("`%s' bad revision number", logstr);
				rcs_close(file);
				continue;
			}

			if (rcs_rev_setlog(file, logrev, logmsg) < 0) {
				warnx("failed to set logmsg for `%s' to `%s'",
				    logstr, logmsg);
				rcs_close(file);
				rcsnum_free(logrev);
				continue;
			}

			rcsnum_free(logrev);
		}

		/* entries to add from <oldfile> */
		if (rcsflags & CO_ACLAPPEND) {
			RCSFILE *oldfile;
			int ofd;
			char ofpath[PATH_MAX];

			ofd = rcs_choosefile(oldfilename, ofpath, sizeof(ofpath));
			if (ofd < 0) {
				if (!(flags & RCS_CREATE))
					warn("%s", ofpath);
				exit(1);
			}
			if ((oldfile = rcs_open(ofpath, ofd, RCS_READ)) == NULL)
				exit(1);

			TAILQ_FOREACH(acp, &(oldfile->rf_access), ra_list)
				rcs_access_add(file, acp->ra_name);

			rcs_close(oldfile);
			(void)close(ofd);
		}

		/* entries to add to the access list */
		if (alist != NULL) {
			struct rcs_argvector *aargv;

			aargv = rcs_strsplit(alist, ",");
			for (j = 0; aargv->argv[j] != NULL; j++)
				rcs_access_add(file, aargv->argv[j]);

			rcs_argv_destroy(aargv);
		}

		if (comment != NULL)
			rcs_comment_set(file, comment);

		if (elist != NULL) {
			struct rcs_argvector *eargv;

			eargv = rcs_strsplit(elist, ",");
			for (j = 0; eargv->argv[j] != NULL; j++)
				rcs_access_remove(file, eargv->argv[j]);

			rcs_argv_destroy(eargv);
		} else if (rcsflags & RCSPROG_EFLAG) {
			struct rcs_access *rap;

			/* XXX rcs_access_remove(file, NULL); ?? */
			while (!TAILQ_EMPTY(&(file->rf_access))) {
				rap = TAILQ_FIRST(&(file->rf_access));
				TAILQ_REMOVE(&(file->rf_access), rap, ra_list);
				free(rap->ra_name);
				free(rap);
			}
			/* not synced anymore */
			file->rf_flags &= ~RCS_SYNCED;
		}

		rcs_kwexp_set(file, kflag);

		if (lkmode != RCS_LOCK_INVAL)
			(void)rcs_lock_setmode(file, lkmode);

		if (rcsflags & RCSPROG_LFLAG) {
			RCSNUM *rev;
			const char *username;
			char rev_str[RCS_REV_BUFSZ];

			if (file->rf_head == NULL) {
				warnx("%s contains no revisions", fpath);
				rcs_close(file);
				continue;
			}

			if ((username = getlogin()) == NULL)
				err(1, "getlogin");
			if (lrev == NULL) {
				rev = rcsnum_alloc();
				rcsnum_cpy(file->rf_head, rev, 0);
			} else if ((rev = rcsnum_parse(lrev)) == NULL) {
				warnx("unable to unlock file");
				rcs_close(file);
				continue;
			}
			rcsnum_tostr(rev, rev_str, sizeof(rev_str));
			/* Make sure revision exists. */
			if (rcs_findrev(file, rev) == NULL)
				errx(1, "%s: cannot lock nonexisting "
				    "revision %s", fpath, rev_str);
			if (rcs_lock_add(file, username, rev) != -1 &&
			    !(rcsflags & QUIET))
				(void)fprintf(stderr, "%s locked\n", rev_str);
			rcsnum_free(rev);
		}

		if (rcsflags & RCSPROG_UFLAG) {
			RCSNUM *rev;
			const char *username;
			char rev_str[RCS_REV_BUFSZ];

			if (file->rf_head == NULL) {
				warnx("%s contains no revisions", fpath);
				rcs_close(file);
				continue;
			}

			if ((username = getlogin()) == NULL)
				err(1, "getlogin");
			if (urev == NULL) {
				rev = rcsnum_alloc();
				rcsnum_cpy(file->rf_head, rev, 0);
			} else if ((rev = rcsnum_parse(urev)) == NULL) {
				warnx("unable to unlock file");
				rcs_close(file);
				continue;
			}
			rcsnum_tostr(rev, rev_str, sizeof(rev_str));
			/* Make sure revision exists. */
			if (rcs_findrev(file, rev) == NULL)
				errx(1, "%s: cannot unlock nonexisting "
				    "revision %s", fpath, rev_str);
			if (rcs_lock_remove(file, username, rev) == -1 &&
			    !(rcsflags & QUIET))
				warnx("%s: warning: No locks are set.", fpath);
			else {
				if (!(rcsflags & QUIET))
					(void)fprintf(stderr,
					    "%s unlocked\n", rev_str);
			}
			rcsnum_free(rev);
		}

		if (orange != NULL) {
			struct rcs_delta *rdp, *nrdp;
			char b[RCS_REV_BUFSZ];

			rcs_rev_select(file, orange);
			for (rdp = TAILQ_FIRST(&(file->rf_delta));
			    rdp != NULL; rdp = nrdp) {
				nrdp = TAILQ_NEXT(rdp, rd_list);

				/*
				 * Delete selected revisions.
				 */
				if (rdp->rd_flags & RCS_RD_SELECT) {
					rcsnum_tostr(rdp->rd_num, b, sizeof(b));
					if (!(rcsflags & QUIET)) {
						(void)fprintf(stderr, "deleting"
						    " revision %s\n", b);
					}
					(void)rcs_rev_remove(file, rdp->rd_num);
				}
			}
		}

		rcs_write(file);

		if (rcsflags & PRESERVETIME)
			rcs_set_mtime(file, rcs_mtime);

		rcs_close(file);

		if (!(rcsflags & QUIET))
			(void)fprintf(stderr, "done\n");
	}

	return (0);
}
Exemple #3
0
void
cvs_admin_local(struct cvs_file *cf)
{
	int i;
	RCSNUM *rev;

	cvs_log(LP_TRACE, "cvs_admin_local(%s)", cf->file_path);

	cvs_file_classify(cf, cvs_directory_tag);

	if (cf->file_type == CVS_DIR) {
		if (verbosity > 1)
			cvs_log(LP_NOTICE, "Administrating %s", cf->file_name);
		return;
	}

	if (cf->file_ent == NULL)
		return;
	else if (cf->file_status == FILE_ADDED) {
		cvs_log(LP_ERR, "cannot admin newly added file `%s'",
		    cf->file_name);
		return;
	}

	if (cf->file_rcs == NULL) {
		cvs_log(LP_ERR, "lost RCS file for `%s'", cf->file_path);
		return;
	}

	if (verbosity > 0)
		cvs_printf("RCS file: %s\n", cf->file_rcs->rf_path);

	if (oldfilename != NULL) {
		struct cvs_file *ocf;
		struct rcs_access *acp;
		int ofd;
		char *d, *f, fpath[MAXPATHLEN], repo[MAXPATHLEN];


		if ((f = basename(oldfilename)) == NULL)
			fatal("cvs_admin_local: basename failed");
		if ((d = dirname(oldfilename)) == NULL)
			fatal("cvs_admin_local: dirname failed");

		cvs_get_repository_path(d, repo, MAXPATHLEN);

		(void)xsnprintf(fpath, MAXPATHLEN, "%s/%s", repo, f);

		if (strlcat(fpath, RCS_FILE_EXT, MAXPATHLEN) >= MAXPATHLEN)
			fatal("cvs_admin_local: truncation");

		if ((ofd = open(fpath, O_RDONLY)) == -1)
			fatal("cvs_admin_local: open: `%s': %s", fpath,
			    strerror(errno));

		/* XXX: S_ISREG() check instead of blindly using CVS_FILE? */
		ocf = cvs_file_get_cf(d, f, oldfilename, ofd, CVS_FILE, 0);

		ocf->file_rcs = rcs_open(fpath, ofd, RCS_READ, 0444);
		if (ocf->file_rcs == NULL)
			fatal("cvs_admin_local: rcs_open failed");

		TAILQ_FOREACH(acp, &(ocf->file_rcs->rf_access), ra_list)
			rcs_access_add(cf->file_rcs, acp->ra_name);

		cvs_file_free(ocf);
	}

	if (alist != NULL) {
		struct cvs_argvector *aargv;

		aargv = cvs_strsplit(alist, ",");
		for (i = 0; aargv->argv[i] != NULL; i++)
			rcs_access_add(cf->file_rcs, aargv->argv[i]);

		cvs_argv_destroy(aargv);
	}

	if (comment != NULL)
		rcs_comment_set(cf->file_rcs, comment);

	if (elist != NULL) {
		struct cvs_argvector *eargv;

		eargv = cvs_strsplit(elist, ",");
		for (i = 0; eargv->argv[i] != NULL; i++)
			rcs_access_remove(cf->file_rcs, eargv->argv[i]);

		cvs_argv_destroy(eargv);
	} else if (runflags & ADM_EFLAG) {
		struct rcs_access *rap;

		while (!TAILQ_EMPTY(&(cf->file_rcs->rf_access))) {
			rap = TAILQ_FIRST(&(cf->file_rcs->rf_access));
			TAILQ_REMOVE(&(cf->file_rcs->rf_access), rap, ra_list);
			xfree(rap->ra_name);
			xfree(rap);
		}
		/* no synced anymore */
		cf->file_rcs->rf_flags &= ~RCS_SYNCED;
	}

	/* Default `-kv' is accepted here. */
	if (kflag) {
		if (cf->file_rcs->rf_expand == NULL ||
		    strcmp(cf->file_rcs->rf_expand, koptstr) != 0)
			rcs_kwexp_set(cf->file_rcs, kflag);
	}

	if (logstr != NULL) {
		if ((logmsg = strchr(logstr, ':')) == NULL) {
			cvs_log(LP_ERR, "missing log message");
			return;
		}

		*logmsg++ = '\0';
		if ((rev = rcsnum_parse(logstr)) == NULL) {
			cvs_log(LP_ERR, "`%s' bad revision number", logstr);
			return;
		}

		if (rcs_rev_setlog(cf->file_rcs, rev, logmsg) < 0) {
			cvs_log(LP_ERR, "failed to set logmsg for `%s' to `%s'",
			    logstr, logmsg);
			rcsnum_free(rev);
			return;
		}

		rcsnum_free(rev);
	}

	if (orange != NULL) {
		struct rcs_delta *rdp, *nrdp;
		char b[CVS_REV_BUFSZ];

		cvs_revision_select(cf->file_rcs, orange);
		for (rdp = TAILQ_FIRST(&(cf->file_rcs->rf_delta));
		    rdp != NULL; rdp = nrdp) {
			nrdp = TAILQ_NEXT(rdp, rd_list);

			/*
			 * Delete selected revisions.
			 */
			if (rdp->rd_flags & RCS_RD_SELECT) {
				rcsnum_tostr(rdp->rd_num, b, sizeof(b));
				if (verbosity > 0)
					cvs_printf("deleting revision %s\n", b);

				(void)rcs_rev_remove(cf->file_rcs, rdp->rd_num);
			}
		}
	}

	if (state != NULL) {
		if (staterevstr != NULL) {
			if ((rev = rcsnum_parse(staterevstr)) == NULL) {
				cvs_log(LP_ERR, "`%s' bad revision number",
				    staterevstr);
				return;
			}
		} else if (cf->file_rcs->rf_head != NULL) {
			rev = rcsnum_alloc();
			rcsnum_cpy(cf->file_rcs->rf_head, rev, 0);
		} else {
			cvs_log(LP_ERR, "head revision missing");
			return;
		}

		(void)rcs_state_set(cf->file_rcs, rev, state);

		rcsnum_free(rev);
	}

	if (lkmode != RCS_LOCK_INVAL)
		(void)rcs_lock_setmode(cf->file_rcs, lkmode);

	rcs_write(cf->file_rcs);

	if (verbosity > 0)
		cvs_printf("done\n");
}
Exemple #4
0
int
rcsdiff_main(int argc, char **argv)
{
	int fd, i, ch, dflags, status;
	RCSNUM *rev1, *rev2;
	RCSFILE *file;
	char fpath[MAXPATHLEN], *rev_str1, *rev_str2;
	const char *errstr;

	rev1 = rev2 = NULL;
	rev_str1 = rev_str2 = NULL;
	status = D_SAME;
	dflags = 0;

	if (strlcpy(diffargs, "diff", sizeof(diffargs)) >= sizeof(diffargs))
		errx(D_ERROR, "diffargs too long");

	while ((ch = rcs_getopt(argc, argv, "abC:cdI:ik:npqr:TtU:uVwx::z::")) != -1) {
		switch (ch) {
		case 'a':
			if (strlcat(diffargs, " -a", sizeof(diffargs)) >=
			    sizeof(diffargs))
				errx(D_ERROR, "diffargs too long");
			dflags |= D_FORCEASCII;
			break;
		case 'b':
			if (strlcat(diffargs, " -b", sizeof(diffargs)) >=
			    sizeof(diffargs))
				errx(D_ERROR, "diffargs too long");
			dflags |= D_FOLDBLANKS;
			break;
		case 'C':
			(void)strlcat(diffargs, " -C", sizeof(diffargs));
			if (strlcat(diffargs, rcs_optarg, sizeof(diffargs)) >=
			    sizeof(diffargs))
				errx(D_ERROR, "diffargs too long");
			diff_context = strtonum(rcs_optarg, 0, INT_MAX, &errstr);
			if (errstr)
				errx(D_ERROR, "context is %s: %s",
				    errstr, rcs_optarg);
			diff_format = D_CONTEXT;
			break;
		case 'c':
			if (strlcat(diffargs, " -c", sizeof(diffargs)) >=
			    sizeof(diffargs))
				errx(D_ERROR, "diffargs too long");
			diff_format = D_CONTEXT;
			break;
		case 'd':
			if (strlcat(diffargs, " -d", sizeof(diffargs)) >=
			    sizeof(diffargs))
				errx(D_ERROR, "diffargs too long");
			dflags |= D_MINIMAL;
			break;
		case 'i':
			if (strlcat(diffargs, " -i", sizeof(diffargs)) >=
			    sizeof(diffargs))
				errx(D_ERROR, "diffargs too long");
			dflags |= D_IGNORECASE;
			break;
		case 'I':
			(void)strlcat(diffargs, " -I", sizeof(diffargs));
			if (strlcat(diffargs, rcs_optarg, sizeof(diffargs)) >=
			    sizeof(diffargs))
				errx(D_ERROR, "diffargs too long");
			push_ignore_pats(rcs_optarg);
			break;
		case 'k':
			kflag = rcs_kflag_get(rcs_optarg);
			if (RCS_KWEXP_INVAL(kflag)) {
				warnx("invalid RCS keyword substitution mode");
				(usage)();
				exit(D_ERROR);
			}
			break;
		case 'n':
			if (strlcat(diffargs, " -n", sizeof(diffargs)) >=
			    sizeof(diffargs))
				errx(D_ERROR, "diffargs too long");
			diff_format = D_RCSDIFF;
			break;
		case 'p':
			if (strlcat(diffargs, " -p", sizeof(diffargs)) >=
			    sizeof(diffargs))
				errx(D_ERROR, "diffargs too long");
			dflags |= D_PROTOTYPE;
			break;
		case 'q':
			quiet = 1;
			break;
		case 'r':
			rcs_setrevstr2(&rev_str1, &rev_str2, rcs_optarg);
			break;
		case 'T':
			/*
			 * kept for compatibility
			 */
			break;
		case 't':
			if (strlcat(diffargs, " -t", sizeof(diffargs)) >=
			    sizeof(diffargs))
				errx(D_ERROR, "diffargs too long");
			dflags |= D_EXPANDTABS;
			break;
		case 'U':
			(void)strlcat(diffargs, " -U", sizeof(diffargs));
			if (strlcat(diffargs, rcs_optarg, sizeof(diffargs)) >=
			    sizeof(diffargs))
				errx(D_ERROR, "diffargs too long");
			diff_context = strtonum(rcs_optarg, 0, INT_MAX, &errstr);
			if (errstr)
				errx(D_ERROR, "context is %s: %s",
				    errstr, rcs_optarg);
			diff_format = D_UNIFIED;
			break;
		case 'u':
			if (strlcat(diffargs, " -u", sizeof(diffargs)) >=
			    sizeof(diffargs))
				errx(D_ERROR, "diffargs too long");
			diff_format = D_UNIFIED;
			break;
		case 'V':
			printf("%s\n", rcs_version);
			exit(0);
		case 'w':
			if (strlcat(diffargs, " -w", sizeof(diffargs)) >=
			    sizeof(diffargs))
				errx(D_ERROR, "diffargs too long");
			dflags |= D_IGNOREBLANKS;
			break;
		case 'x':
			/* Use blank extension if none given. */
			rcs_suffixes = rcs_optarg ? rcs_optarg : "";
			break;
		case 'z':
			timezone_flag = rcs_optarg;
			break;
		default:
			(usage)();
			exit(D_ERROR);
		}
	}

	argc -= rcs_optind;
	argv += rcs_optind;

	if (argc == 0) {
		warnx("no input file");
		(usage)();
		exit(D_ERROR);
	}

	if (diff_ignore_pats != NULL) {
		char buf[BUFSIZ];
		int error;

		diff_ignore_re = xmalloc(sizeof(*diff_ignore_re));
		if ((error = regcomp(diff_ignore_re, diff_ignore_pats,
		    REG_NEWLINE | REG_EXTENDED)) != 0) {
			regerror(error, diff_ignore_re, buf, sizeof(buf));
			if (*diff_ignore_pats != '\0')
				errx(D_ERROR, "%s: %s", diff_ignore_pats, buf);
			else
				errx(D_ERROR, "%s", buf);
		}
	}

	for (i = 0; i < argc; i++) {
		fd = rcs_choosefile(argv[i], fpath, sizeof(fpath));
		if (fd < 0) {
			warn("%s", fpath);
			continue;
		}

		if ((file = rcs_open(fpath, fd,
		    RCS_READ|RCS_PARSE_FULLY)) == NULL)
			continue;

		rcs_kwexp_set(file, kflag);

		if (rev_str1 != NULL) {
			if ((rev1 = rcs_getrevnum(rev_str1, file)) == NULL)
				errx(D_ERROR, "bad revision number");
		}
		if (rev_str2 != NULL) {
			if ((rev2 = rcs_getrevnum(rev_str2, file)) == NULL)
				errx(D_ERROR, "bad revision number");
		}

		if (!quiet) {
			fprintf(stderr, "%s\n", RCS_DIFF_DIV);
			fprintf(stderr, "RCS file: %s\n", fpath);
		}

		diff_file = argv[i];

		/* No revisions given. */
		if (rev_str1 == NULL)
			status = rcsdiff_file(file, file->rf_head, argv[i],
			    dflags);
		/* One revision given. */
		else if (rev_str2 == NULL)
			status = rcsdiff_file(file, rev1, argv[i], dflags);
		/* Two revisions given. */
		else
			status = rcsdiff_rev(file, rev1, rev2, dflags);

		rcs_close(file);

		if (rev1 != NULL) {
			rcsnum_free(rev1);
			rev1 = NULL;
		}
		if (rev2 != NULL) {
			rcsnum_free(rev2);
			rev2 = NULL;
		}
	}

	return (status);
}
Exemple #5
0
static void
import_new(struct cvs_file *cf)
{
	int i;
	BUF *bp;
	mode_t mode;
	time_t tstamp;
	struct stat st;
	struct rcs_branch *brp;
	struct rcs_delta *rdp;
	RCSNUM *branch, *brev;

	tstamp = -1;

	cvs_log(LP_TRACE, "import_new(%s)", cf->file_name);

	if (cvs_noexec == 1) {
		import_printf("N %s/%s\n", import_repository, cf->file_path);
		return;
	}

	if (fstat(cf->fd, &st) == -1)
		fatal("import_new: %s", strerror(errno));

	mode = st.st_mode;

	if (dflag == 1)
		tstamp = st.st_mtime;

	if ((branch = rcsnum_parse(import_branch)) == NULL)
		fatal("import_new: failed to parse branch");

	bp = buf_load_fd(cf->fd);

	if ((brev = rcsnum_brtorev(branch)) == NULL)
		fatal("import_new: failed to get first branch revision");

	cf->repo_fd = open(cf->file_rpath, O_CREAT | O_RDONLY);
	if (cf->repo_fd < 0)
		fatal("import_new: %s: %s", cf->file_rpath, strerror(errno));

	cf->file_rcs = rcs_open(cf->file_rpath, cf->repo_fd, RCS_CREATE,
	    (mode & ~(S_IWUSR | S_IWGRP | S_IWOTH)));
	if (cf->file_rcs == NULL)
		fatal("import_new: failed to create RCS file for %s",
		    cf->file_path);

	rcs_branch_set(cf->file_rcs, branch);

	if (rcs_sym_add(cf->file_rcs, vendor_tag, branch) == -1)
		fatal("import_new: failed to add vendor tag");

	for (i = 0; i < tagcount; i++) {
		if (rcs_sym_add(cf->file_rcs, release_tags[i], brev) == -1)
			fatal("import_new: failed to add release tag");
	}

	if (rcs_rev_add(cf->file_rcs, brev, logmsg, tstamp, NULL) == -1)
		fatal("import_new: failed to create first branch revision");

	if (rcs_rev_add(cf->file_rcs, RCS_HEAD_REV, "Initial revision",
	    tstamp, NULL) == -1)
		fatal("import_new: failed to create first revision");

	if ((rdp = rcs_findrev(cf->file_rcs, cf->file_rcs->rf_head)) == NULL)
		fatal("import_new: cannot find newly added revision");

	brp = xmalloc(sizeof(*brp));
	brp->rb_num = rcsnum_alloc();
	rcsnum_cpy(brev, brp->rb_num, 0);
	TAILQ_INSERT_TAIL(&(rdp->rd_branches), brp, rb_list);

	if (rcs_deltatext_set(cf->file_rcs,
	    cf->file_rcs->rf_head, bp) == -1)
		fatal("import_new: failed to set deltatext");

	if (kflag)
		rcs_kwexp_set(cf->file_rcs, kflag);

	rcs_write(cf->file_rcs);
	import_printf("N %s/%s\n", import_repository, cf->file_path);

	rcsnum_free(branch);
	rcsnum_free(brev);
}
Exemple #6
0
static void
import_update(struct cvs_file *cf)
{
	int ret;
	BUF *b1, *b2, *d;
	char branch[CVS_REV_BUFSZ];
	RCSNUM *newrev, *rev, *brev;

	cvs_log(LP_TRACE, "import_update(%s)", cf->file_path);

	if (cf->file_rcs->rf_head == NULL)
		fatal("no head revision in RCS file for `%s'", cf->file_path);

	if ((rev = rcs_translate_tag(import_branch, cf->file_rcs)) == NULL)
		fatal("import_update: could not translate tag `%s'",
		    import_branch);

	if ((brev = rcsnum_parse(import_branch)) == NULL)
		fatal("import_update: rcsnum_parse failed");

	b1 = rcs_rev_getbuf(cf->file_rcs, rev, RCS_KWEXP_NONE);
	b2 = buf_load_fd(cf->fd);

	ret = buf_differ(b1, b2);
	buf_free(b1);
	buf_free(b2);
	if (ret == 0) {
		import_tag(cf, brev, rev);
		rcsnum_free(brev);
		if (cvs_noexec != 1)
			rcs_write(cf->file_rcs);
		import_printf("U %s/%s\n", import_repository, cf->file_path);
		return;
	}

	if (cf->file_rcs->rf_branch != NULL)
		rcsnum_tostr(cf->file_rcs->rf_branch, branch, sizeof(branch));

	if (cf->file_rcs->rf_branch == NULL || cf->in_attic == 1 ||
	    strcmp(branch, import_branch)) {
		import_conflicts++;
		import_printf("C %s/%s\n", import_repository, cf->file_path);
	} else {
		import_printf("U %s/%s\n", import_repository, cf->file_path);
	}

	if (cvs_noexec == 1)
		return;

	d = import_get_rcsdiff(cf, rev);
	newrev = rcsnum_inc(rev);

	if (rcs_rev_add(cf->file_rcs, newrev, logmsg, -1, NULL) == -1)
		fatal("import_update: failed to add new revision");

	if (rcs_deltatext_set(cf->file_rcs, newrev, d) == -1)
		fatal("import_update: failed to set deltatext");

	import_tag(cf, brev, newrev);

	if (kflag)
		rcs_kwexp_set(cf->file_rcs, kflag);

	rcsnum_free(brev);
	rcs_write(cf->file_rcs);
}
Exemple #7
0
void
cvs_annotate_local(struct cvs_file *cf)
{
	int i;
	char date[10], rnum[13], *p;
	RCSNUM *bnum, *rev;
	struct rcs_line *line;
	struct rcs_line **alines;

	cvs_log(LP_TRACE, "cvs_annotate_local(%s)", cf->file_path);

	cvs_file_classify(cf, cvs_directory_tag);

	if (cf->file_rcs == NULL || cf->file_rcs->rf_head == NULL)
		return;

	if (cvs_specified_tag != NULL) {
		if ((rev = rcs_translate_tag(cvs_specified_tag,
		    cf->file_rcs)) == NULL) {
			if (!force_head)
				/* Stick at weird GNU cvs, ignore error. */
				return;

			/* -f is not allowed for unknown symbols */
			rev = rcsnum_parse(cvs_specified_tag);
			if (rev == NULL)
				fatal("no such tag %s", cvs_specified_tag);
                        rcsnum_free(rev);
			rev = rcsnum_alloc();
			rcsnum_cpy(cf->file_rcs->rf_head, rev, 0);
		}

		/*
		 * If this is a revision in a branch, we have to go first
		 * from HEAD to branch, then down to 1.1. After that, take
		 * annotated branch and go up to branch revision. This must
		 * be done this way due to different handling of "a" and
		 * "d" in rcs file for annotation.
		 */
		if (!RCSNUM_ISBRANCHREV(rev)) {
			bnum = rev;
		} else {
			bnum = rcsnum_alloc();
			rcsnum_cpy(rev, bnum, 2);
		}

		rcs_rev_getlines(cf->file_rcs, bnum, &alines);

		/*
		 * Go into branch and receive annotations for branch revision,
		 * with inverted "a" and "d" meaning.
		 */
		if (bnum != rev) {
			rcs_annotate_getlines(cf->file_rcs, rev, &alines);
			rcsnum_free(bnum);
		}
		rcsnum_free(rev);
	} else {
		rcs_rev_getlines(cf->file_rcs, (cvs_specified_date != -1 ||
		    cvs_directory_date != -1) ? cf->file_rcsrev :
		    cf->file_rcs->rf_head, &alines);
	}

	/* Stick at weird GNU cvs, ignore error. */
	if (alines == NULL)
		return;

	cvs_log(LP_RCS, "Annotations for %s", cf->file_path);
	cvs_log(LP_RCS, "***************");

	for (i = 0; alines[i] != NULL; i++) {
		line = alines[i];

		rcsnum_tostr(line->l_delta->rd_num, rnum, sizeof(rnum));
		strftime(date, sizeof(date), "%d-%b-%y",
		    &(line->l_delta->rd_date));
		if (line->l_len && line->l_line[line->l_len - 1] == '\n')
			line->l_line[line->l_len - 1] = '\0';
		else {
			p = xmalloc(line->l_len + 1);
			memcpy(p, line->l_line, line->l_len);
			p[line->l_len] = '\0';

			if (line->l_needsfree)
				xfree(line->l_line);
			line->l_line = p;
			line->l_len++;
			line->l_needsfree = 1;
		}
		cvs_printf("%-12.12s (%-8.8s %s): %s\n", rnum,
		    line->l_delta->rd_author, date, line->l_line);

		if (line->l_needsfree)
			xfree(line->l_line);
		xfree(line);
	}

	xfree(alines);
}
Exemple #8
0
int
rcsmerge_main(int argc, char **argv)
{
	int fd, ch, flags, kflag, status;
	char fpath[PATH_MAX], r1[RCS_REV_BUFSZ], r2[RCS_REV_BUFSZ];
	char *rev_str1, *rev_str2;
	RCSFILE *file;
	RCSNUM *rev1, *rev2;
	BUF *bp;

	flags = 0;
	status = D_ERROR;
	rev1 = rev2 = NULL;
	rev_str1 = rev_str2 = NULL;

	while ((ch = rcs_getopt(argc, argv, "AEek:p::q::r::TVx::z:")) != -1) {
		switch (ch) {
		case 'A':
			/*
			 * kept for compatibility
			 */
			break;
		case 'E':
			flags |= MERGE_EFLAG;
			flags |= MERGE_OFLAG;
			break;
		case 'e':
			flags |= MERGE_EFLAG;
			break;
		case 'k':
			kflag = rcs_kflag_get(rcs_optarg);
			if (RCS_KWEXP_INVAL(kflag)) {
				warnx("invalid RCS keyword substitution mode");
				(usage)();
			}
			break;
		case 'p':
			rcs_setrevstr2(&rev_str1, &rev_str2, rcs_optarg);
			flags |= PIPEOUT;
			break;
		case 'q':
			rcs_setrevstr2(&rev_str1, &rev_str2, rcs_optarg);
			flags |= QUIET;
			break;
		case 'r':
			rcs_setrevstr2(&rev_str1, &rev_str2,
			    rcs_optarg ? rcs_optarg : "");
			break;
		case 'T':
			/*
			 * kept for compatibility
			 */
			break;
		case 'V':
			printf("%s\n", rcs_version);
			exit(0);
		case 'x':
			/* Use blank extension if none given. */
			rcs_suffixes = rcs_optarg ? rcs_optarg : "";
			break;
		case 'z':
			timezone_flag = rcs_optarg;
			break;
		default:
			(usage)();
		}
	}

	argc -= rcs_optind;
	argv += rcs_optind;

	if (rev_str1 == NULL) {
		warnx("no base revision number given");
		(usage)();
	}

	if (argc < 1) {
		warnx("no input file");
		(usage)();
	}

	if (argc > 2 || (argc == 2 && argv[1] != NULL))
		warnx("warning: excess arguments ignored");

	if ((fd = rcs_choosefile(argv[0], fpath, sizeof(fpath))) < 0)
		err(status, "%s", fpath);

	if (!(flags & QUIET))
		(void)fprintf(stderr, "RCS file: %s\n", fpath);

	if ((file = rcs_open(fpath, fd, RCS_READ)) == NULL)
		return (status);

	if (strcmp(rev_str1, "") == 0) {
		rev1 = rcsnum_alloc();
		rcsnum_cpy(file->rf_head, rev1, 0);
	} else if ((rev1 = rcs_getrevnum(rev_str1, file)) == NULL)
		errx(D_ERROR, "invalid revision: %s", rev_str1);

	if (rev_str2 != NULL && strcmp(rev_str2, "") != 0) {
		if ((rev2 = rcs_getrevnum(rev_str2, file)) == NULL)
			errx(D_ERROR, "invalid revision: %s", rev_str2);
	} else {
		rev2 = rcsnum_alloc();
		rcsnum_cpy(file->rf_head, rev2, 0);
	}

	if (rcsnum_cmp(rev1, rev2, 0) == 0)
		goto out;

	if ((bp = rcs_diff3(file, argv[0], rev1, rev2, flags)) == NULL)
		errx(D_ERROR, "failed to merge");

	if (!(flags & QUIET)) {
		(void)rcsnum_tostr(rev1, r1, sizeof(r1));
		(void)rcsnum_tostr(rev2, r2, sizeof(r2));

		(void)fprintf(stderr, "Merging differences between %s and "
		    "%s into %s%s\n", r1, r2, argv[0],
		    (flags & PIPEOUT) ? "; result to stdout":"");
	}

	if (diff3_conflicts != 0)
		status = D_OVERLAPS;
	else
		status = 0;

	if (flags & PIPEOUT)
		buf_write_fd(bp, STDOUT_FILENO);
	else {
		/* XXX mode */
		if (buf_write(bp, argv[0], 0644) < 0)
			warnx("buf_write failed");

	}

	buf_free(bp);

out:
	rcs_close(file);
	rcsnum_free(rev1);
	rcsnum_free(rev2);
	return (status);
}
Exemple #9
0
static void
add_file(struct cvs_file *cf)
{
	int nb, stop;
	char revbuf[CVS_REV_BUFSZ];
	RCSNUM *head = NULL;
	char *tag;

	cvs_parse_tagfile(cf->file_wd, &tag, NULL, &nb);
	if (nb) {
		cvs_log(LP_ERR, "cannot add file on non-branch tag %s", tag);
		return;
	}

	if (cf->file_rcs != NULL) {
		head = rcs_head_get(cf->file_rcs);
		if (head == NULL) {
			cvs_log(LP_NOTICE, "no head revision in RCS file for "
			    "%s", cf->file_path);
		}
		rcsnum_tostr(head, revbuf, sizeof(revbuf));
	}

	stop = 0;
	switch (cf->file_status) {
	case FILE_ADDED:
	case FILE_CHECKOUT:
		if (verbosity > 1)
			cvs_log(LP_NOTICE, "%s has already been entered",
			    cf->file_path);
		stop = 1;
		break;
	case FILE_REMOVED:
		if (cf->file_rcs == NULL) {
			cvs_log(LP_NOTICE, "cannot resurrect %s; "
			    "RCS file removed by second party", cf->file_name);
		} else if (!(cf->file_flags & FILE_ON_DISK)) {
			add_entry(cf);

			/* Restore the file. */
			cvs_checkout_file(cf, head, NULL, 0);

			cvs_printf("U %s\n", cf->file_path);

			cvs_log(LP_NOTICE, "%s, version %s, resurrected",
			    cf->file_name, revbuf);

			cf->file_status = FILE_UPTODATE;
		}
		stop = 1;
		break;
	case FILE_CONFLICT:
	case FILE_LOST:
	case FILE_MODIFIED:
	case FILE_UPTODATE:
		if (cf->file_rcs != NULL && cf->file_rcs->rf_dead == 0) {
			cvs_log(LP_NOTICE, "%s already exists, with version "
			     "number %s", cf->file_path, revbuf);
			stop = 1;
		}
		break;
	case FILE_UNKNOWN:
		if (cf->file_rcs != NULL && cf->file_rcs->rf_dead == 1) {
			cvs_log(LP_NOTICE, "re-adding file %s "
			    "(instead of dead revision %s)",
			    cf->file_path, revbuf);
			added_files++;
		} else if (cf->file_flags & FILE_ON_DISK) {
			cvs_log(LP_NOTICE, "scheduling file '%s' for addition",
			    cf->file_path);
			added_files++;
		} else {
			stop = 1;
		}
		break;
	default:
		break;
	}

	if (head != NULL)
		rcsnum_free(head);

	if (stop == 1)
		return;

	add_entry(cf);
}
void
cvs_history_add(int type, struct cvs_file *cf, const char *argument)
{
	BUF *buf;
	FILE *fp;
	RCSNUM *hrev;
	size_t len;
	int fd;
	char *cwd, *p, *rev;
	char revbuf[CVS_REV_BUFSZ], repo[MAXPATHLEN], fpath[MAXPATHLEN];
	char timebuf[CVS_TIME_BUFSZ];
	struct tm datetm;

	if (cvs_nolog == 1)
		return;

	if (cvs_cmdop == CVS_OP_CHECKOUT || cvs_cmdop == CVS_OP_EXPORT) {
		if (type != CVS_HISTORY_CHECKOUT &&
		    type != CVS_HISTORY_EXPORT)
			return;
	}

	cvs_log(LP_TRACE, "cvs_history_add(`%c', `%s', `%s')",
	    historytab[type], (cf != NULL) ? cf->file_name : "", argument);

	/* construct repository field */
	if (cvs_cmdop != CVS_OP_CHECKOUT && cvs_cmdop != CVS_OP_EXPORT) {
		cvs_get_repository_name((cf != NULL) ? cf->file_wd : ".",
		    repo, sizeof(repo));
	} else {
		cvs_get_repository_name(argument, repo, sizeof(repo));
	}

	if (cvs_server_active == 1) {
		cwd = "<remote>";
	} else {
		if (getcwd(fpath, sizeof(fpath)) == NULL)
			fatal("cvs_history_add: getcwd: %s", strerror(errno));
		p = fpath;
		if (cvs_cmdop == CVS_OP_CHECKOUT ||
		    cvs_cmdop == CVS_OP_EXPORT) {
			if (strlcat(fpath, "/", sizeof(fpath)) >=
			    sizeof(fpath) || strlcat(fpath, argument,
			    sizeof(fpath)) >= sizeof(fpath))
				fatal("cvs_history_add: string truncation");
		}
		if (cvs_homedir != NULL && cvs_homedir[0] != '\0') {
			len = strlen(cvs_homedir);
			if (strncmp(cvs_homedir, fpath, len) == 0 &&
			    fpath[len] == '/') {
				p += len - 1;
				*p = '~';
			}
		}

		history_compress(p, repo);
		cwd = xstrdup(p);
	}

	/* construct revision field */
	revbuf[0] = '\0';
	rev = revbuf;
	switch (type) {
	case CVS_HISTORY_TAG:
		strlcpy(revbuf, argument, sizeof(revbuf));
		break;
	case CVS_HISTORY_CHECKOUT:
	case CVS_HISTORY_EXPORT:
		/*
		 * cvs_buf_alloc uses xcalloc(), so we are safe even
		 * if neither cvs_specified_tag nor cvs_specified_date
		 * have been supplied.
		 */
		buf = cvs_buf_alloc(128);
		if (cvs_specified_tag != NULL) {
			cvs_buf_puts(buf, cvs_specified_tag);
			if (cvs_specified_date != -1)
				cvs_buf_putc(buf, ':');
		}
		if (cvs_specified_date != -1) {
			gmtime_r(&cvs_specified_date, &datetm);
			strftime(timebuf, sizeof(timebuf),
			    "%Y.%m.%d.%H.%M.%S", &datetm);
			cvs_buf_puts(buf, timebuf);
		}
		rev = cvs_buf_release(buf);
		break;
	case CVS_HISTORY_UPDATE_MERGED:
	case CVS_HISTORY_UPDATE_MERGED_ERR:
	case CVS_HISTORY_COMMIT_MODIFIED:
	case CVS_HISTORY_COMMIT_ADDED:
	case CVS_HISTORY_COMMIT_REMOVED:
	case CVS_HISTORY_UPDATE_CO:
		if ((hrev = rcs_head_get(cf->file_rcs)) == NULL)
			fatal("cvs_history_add: rcs_head_get failed");
		rcsnum_tostr(hrev, revbuf, sizeof(revbuf));
		rcsnum_free(hrev);
		break;
	}

	(void)xsnprintf(fpath, sizeof(fpath), "%s/%s",
	    current_cvsroot->cr_dir, CVS_PATH_HISTORY);

	if ((fd = open(fpath, O_WRONLY|O_APPEND)) == -1) {
		if (errno != ENOENT)
			cvs_log(LP_ERR, "failed to open history file");
	} else {
		if ((fp = fdopen(fd, "a")) != NULL) {
			fprintf(fp, "%c%x|%s|%s|%s|%s|%s\n",
			    historytab[type], time(NULL), getlogin(), cwd,
			    repo, rev, (cf != NULL) ? cf->file_name :
			    argument);
			(void)fclose(fp);
		} else {
			cvs_log(LP_ERR, "failed to add entry to history file");
			(void)close(fd);
		}
	}

	if (rev != revbuf)
		xfree(rev);
	if (cvs_server_active != 1)
		xfree(cwd);
}
Exemple #11
0
void
cvs_diff_local(struct cvs_file *cf)
{
	BUF *b1;
	int fd1, fd2;
	struct stat st;
	struct timespec tv[2], tv2[2];
	struct tm datetm;
	char rbuf[CVS_REV_BUFSZ], tbuf[CVS_TIME_BUFSZ], *p1, *p2;

	b1 = NULL;
	fd1 = fd2 = -1;
	p1 = p2 = NULL;

	cvs_log(LP_TRACE, "cvs_diff_local(%s)", cf->file_path);

	if (cf->file_type == CVS_DIR) {
		if (verbosity > 1)
			cvs_log(LP_ERR, "Diffing inside %s", cf->file_path);
		return;
	}

	cvs_file_classify(cf, cvs_directory_tag);

	if (cvs_cmdop == CVS_OP_DIFF) {
		if (cf->file_ent == NULL) {
			cvs_log(LP_ERR, "I know nothing about %s",
			    cf->file_path);
			return;
		}

		switch (cf->file_ent->ce_status) {
		case CVS_ENT_ADDED:
			if (Nflag == 0) {
				cvs_log(LP_ERR, "%s is a new entry, no "
				    "comparison available", cf->file_path);
				return;
			}
			if (!(cf->file_flags & FILE_ON_DISK)) {
				cvs_log(LP_ERR, "cannot find %s",
				    cf->file_path);
				return;
			}
			break;
		case CVS_ENT_REMOVED:
			if (Nflag == 0) {
				cvs_log(LP_ERR, "%s was removed, no "
				    "comparison available", cf->file_path);
				return;
			}
			if (cf->file_rcs == NULL) {
				cvs_log(LP_ERR, "cannot find RCS file for %s",
				    cf->file_path);
				return;
			}
			break;
		default:
			if (!(cf->file_flags & FILE_ON_DISK)) {
				cvs_printf("? %s\n", cf->file_path);
				return;
			}

			if (cf->file_rcs == NULL) {
				cvs_log(LP_ERR, "cannot find RCS file for %s",
				    cf->file_path);
				return;
			}
			break;
		}
	}

	if (cf->file_status == FILE_UPTODATE && rev1 == NULL && rev2 == NULL &&
	    date1 == -1 && date2 == -1)
		return;

	if (cf->file_rcs != NULL && cf->file_rcs->rf_head == NULL) {
		cvs_log(LP_ERR, "no head revision in RCS file for %s\n",
		    cf->file_path);
		return;
	}

	if (kflag && cf->file_rcs != NULL)
		rcs_kwexp_set(cf->file_rcs, kflag);

	if (cf->file_rcs == NULL)
		diff_rev1 = NULL;
	else if (rev1 != NULL || date1 != -1) {
		cvs_specified_date = date1;
		diff_rev1 = rcs_translate_tag(rev1, cf->file_rcs);
		if (diff_rev1 == NULL && cvs_cmdop == CVS_OP_DIFF) {
			if (rev1 != NULL) {
				cvs_log(LP_ERR, "tag %s not in file %s", rev1,
				    cf->file_path);
				goto cleanup;
			} else if (Nflag) {
				diff_rev1 = NULL;
			} else {
				gmtime_r(&cvs_specified_date, &datetm);
				strftime(tbuf, sizeof(tbuf),
				    "%Y.%m.%d.%H.%M.%S", &datetm);
				cvs_log(LP_ERR, "no revision for date %s in "
				    "file %s", tbuf, cf->file_path);
				goto cleanup;
			}
		} else if (diff_rev1 == NULL && cvs_cmdop == CVS_OP_RDIFF &&
		    force_head) {
			/* -f is not allowed for unknown symbols */
			if ((diff_rev1 = rcsnum_parse(rev1)) == NULL)
				fatal("no such tag %s", rev1);
			rcsnum_free(diff_rev1);

			diff_rev1 = cf->file_rcs->rf_head;
		}
		cvs_specified_date = -1;
	} else if (cvs_cmdop == CVS_OP_DIFF) {
		if (cf->file_ent->ce_status == CVS_ENT_ADDED)
			diff_rev1 = NULL;
		else
			diff_rev1 = cf->file_ent->ce_rev;
	}

	if (cf->file_rcs == NULL)
		diff_rev2 = NULL;
	else if (rev2 != NULL || date2 != -1) {
		cvs_specified_date = date2;
		diff_rev2 = rcs_translate_tag(rev2, cf->file_rcs);
		if (diff_rev2 == NULL && cvs_cmdop == CVS_OP_DIFF) {
			if (rev2 != NULL) {
				cvs_log(LP_ERR, "tag %s not in file %s", rev2,
				    cf->file_path);
				goto cleanup;
			} else if (Nflag) {
				diff_rev2 = NULL;
			} else {
				gmtime_r(&cvs_specified_date, &datetm);
				strftime(tbuf, sizeof(tbuf),
				    "%Y.%m.%d.%H.%M.%S", &datetm);
				cvs_log(LP_ERR, "no revision for date %s in "
				    "file %s", tbuf, cf->file_path);
				goto cleanup;
			}
		} else if (diff_rev2 == NULL && cvs_cmdop == CVS_OP_RDIFF &&
		    force_head) {
			/* -f is not allowed for unknown symbols */
			if ((diff_rev2 = rcsnum_parse(rev2)) == NULL)
				fatal("no such tag %s", rev2);
			rcsnum_free(diff_rev2);

			diff_rev2 = cf->file_rcs->rf_head;
		}
		cvs_specified_date = -1;
	} else if (cvs_cmdop == CVS_OP_RDIFF)
		diff_rev2 = cf->file_rcs->rf_head;
	else if (cf->file_ent->ce_status == CVS_ENT_REMOVED)
		diff_rev2 = NULL;

	if (diff_rev1 != NULL && diff_rev2 != NULL &&
	    rcsnum_cmp(diff_rev1, diff_rev2, 0) == 0)
		goto cleanup;

	switch (cvs_cmdop) {
	case CVS_OP_DIFF:
		if (cf->file_status == FILE_UPTODATE) {
			if (diff_rev2 == NULL &&
			    !rcsnum_cmp(diff_rev1, cf->file_rcsrev, 0))
				goto cleanup;
		}
		break;
	case CVS_OP_RDIFF:
		if (diff_rev1 == NULL && diff_rev2 == NULL)
			goto cleanup;
		break;
	}

	cvs_printf("Index: %s\n", cf->file_path);
	if (cvs_cmdop == CVS_OP_DIFF)
		cvs_printf("%s\nRCS file: %s\n", RCS_DIFF_DIV,
		    cf->file_rcs != NULL ? cf->file_rpath : cf->file_path);

	if (diff_rev1 != NULL) {
		if (cvs_cmdop == CVS_OP_DIFF && diff_rev1 != NULL) {
			(void)rcsnum_tostr(diff_rev1, rbuf, sizeof(rbuf));
			cvs_printf("retrieving revision %s\n", rbuf);
		}

		tv[0].tv_sec = rcs_rev_getdate(cf->file_rcs, diff_rev1);
		tv[0].tv_nsec = 0;
		tv[1] = tv[0];

		(void)xasprintf(&p1, "%s/diff1.XXXXXXXXXX", cvs_tmpdir);
		fd1 = rcs_rev_write_stmp(cf->file_rcs, diff_rev1, p1, 0);
		if (futimens(fd1, tv) == -1)
			fatal("cvs_diff_local: futimens failed");
	}

	if (diff_rev2 != NULL) {
		if (cvs_cmdop == CVS_OP_DIFF && rev2 != NULL) {
			(void)rcsnum_tostr(diff_rev2, rbuf, sizeof(rbuf));
			cvs_printf("retrieving revision %s\n", rbuf);
		}

		tv2[0].tv_sec = rcs_rev_getdate(cf->file_rcs, diff_rev2);
		tv2[0].tv_nsec = 0;
		tv2[1] = tv2[0];

		(void)xasprintf(&p2, "%s/diff2.XXXXXXXXXX", cvs_tmpdir);
		fd2 = rcs_rev_write_stmp(cf->file_rcs, diff_rev2, p2, 0);
		if (futimens(fd2, tv2) == -1)
			fatal("cvs_diff_local: futimens failed");
	} else if (cvs_cmdop == CVS_OP_DIFF &&
	    (cf->file_flags & FILE_ON_DISK) &&
	    cf->file_ent->ce_status != CVS_ENT_REMOVED) {
		(void)xasprintf(&p2, "%s/diff2.XXXXXXXXXX", cvs_tmpdir);
		if (cvs_server_active == 1 && cf->fd == -1) {
			tv2[0].tv_sec = rcs_rev_getdate(cf->file_rcs,
			    cf->file_ent->ce_rev);
			tv2[0].tv_nsec = 0;
			tv2[1] = tv2[0];

			fd2 = rcs_rev_write_stmp(cf->file_rcs,
			    cf->file_ent->ce_rev, p2, 0);
			if (futimens(fd2, tv2) == -1)
				fatal("cvs_diff_local: futimens failed");
		} else {
			if (fstat(cf->fd, &st) == -1)
				fatal("fstat failed %s", strerror(errno));
			b1 = buf_load_fd(cf->fd);

			tv2[0].tv_sec = st.st_mtime;
			tv2[0].tv_nsec = 0;
			tv2[1] = tv2[0];

			fd2 = buf_write_stmp(b1, p2, tv2);
			buf_free(b1);
		}
	}

	switch (cvs_cmdop) {
	case CVS_OP_DIFF:
		cvs_printf("%s", diffargs);

		if (rev1 != NULL && diff_rev1 != NULL) {
			(void)rcsnum_tostr(diff_rev1, rbuf, sizeof(rbuf));
			cvs_printf(" -r%s", rbuf);

			if (rev2 != NULL && diff_rev2 != NULL) {
				(void)rcsnum_tostr(diff_rev2, rbuf,
				    sizeof(rbuf));
				cvs_printf(" -r%s", rbuf);
			}
		}

		if (diff_rev2 == NULL)
			cvs_printf(" %s", cf->file_path);
		cvs_printf("\n");
		break;
	case CVS_OP_RDIFF:
		cvs_printf("diff ");
		switch (diff_format) {
		case D_CONTEXT:
			cvs_printf("-c ");
			break;
		case D_RCSDIFF:
			cvs_printf("-n ");
			break;
		case D_UNIFIED:
			cvs_printf("-u ");
			break;
		default:
			break;
		}
		if (diff_rev1 == NULL) {
			cvs_printf("%s ", CVS_PATH_DEVNULL);
		} else {
			(void)rcsnum_tostr(diff_rev1, rbuf, sizeof(rbuf));
			cvs_printf("%s:%s ", cf->file_path, rbuf);
		}

		if (diff_rev2 == NULL) {
			cvs_printf("%s:removed\n", cf->file_path);
		} else {
			(void)rcsnum_tostr(diff_rev2 != NULL ? diff_rev2 :
			    cf->file_rcs->rf_head, rbuf, sizeof(rbuf));
			cvs_printf("%s:%s\n", cf->file_path, rbuf);
		}
		break;
	}

	if (fd1 == -1) {
		if ((fd1 = open(CVS_PATH_DEVNULL, O_RDONLY, 0)) == -1)
			fatal("cannot open %s", CVS_PATH_DEVNULL);
	}
	if (fd2 == -1) {
		if ((fd2 = open(CVS_PATH_DEVNULL, O_RDONLY, 0)) == -1)
			fatal("cannot open %s", CVS_PATH_DEVNULL);
	}

	if (diffreg(p1 != NULL ? cf->file_path : CVS_PATH_DEVNULL,
	    p2 != NULL ? cf->file_path : CVS_PATH_DEVNULL, fd1, fd2, NULL,
	    dflags) == D_ERROR)
		fatal("cvs_diff_local: failed to get RCS patch");

	close(fd1);
	close(fd2);

	worklist_run(&temp_files, worklist_unlink);

	if (p1 != NULL)
		xfree(p1);
	if (p2 != NULL)
		xfree(p2);

cleanup:
	if (diff_rev1 != NULL &&
	    (cf->file_rcs == NULL || diff_rev1 != cf->file_rcs->rf_head) &&
	    (cf->file_ent == NULL || diff_rev1 != cf->file_ent->ce_rev))
		xfree(diff_rev1);
	diff_rev1 = NULL;

	if (diff_rev2 != NULL &&
	    (cf->file_rcs == NULL || diff_rev2 != cf->file_rcs->rf_head))
		xfree(diff_rev2);
	diff_rev2 = NULL;
}