Annotation of src/usr.bin/rcs/rcsclean.c, Revision 1.28
1.28 ! xsa 1: /* $OpenBSD: rcsclean.c,v 1.27 2006/03/24 05:14:48 ray Exp $ */
1.1 joris 2: /*
3: * Copyright (c) 2005 Joris Vink <joris@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:
1.22 xsa 27: #include "includes.h"
1.1 joris 28:
1.23 xsa 29: #include "rcsprog.h"
1.4 niallo 30: #include "diff.h"
1.1 joris 31:
1.28 ! xsa 32: static void rcsclean_file(char *, RCSNUM *);
! 33:
1.3 joris 34: static int nflag = 0;
35: static int kflag = RCS_KWEXP_ERR;
1.11 xsa 36: static int uflag = 0;
1.17 xsa 37: static int flags = 0;
1.19 joris 38: static char *locker = NULL;
1.1 joris 39:
40: int
41: rcsclean_main(int argc, char **argv)
42: {
1.17 xsa 43: int i, ch;
1.1 joris 44: RCSNUM *rev;
45: DIR *dirp;
46: struct dirent *dp;
47:
48: rev = RCS_HEAD_REV;
49:
1.27 ray 50: while ((ch = rcs_getopt(argc, argv, "k:n::q::r:Tu::Vx::")) != -1) {
1.1 joris 51: switch (ch) {
1.3 joris 52: case 'k':
1.7 joris 53: kflag = rcs_kflag_get(rcs_optarg);
1.3 joris 54: if (RCS_KWEXP_INVAL(kflag)) {
55: cvs_log(LP_ERR,
56: "invalid RCS keyword expansion mode");
57: (usage)();
58: exit(1);
59: }
60: break;
61: case 'n':
1.12 xsa 62: rcs_set_rev(rcs_optarg, &rev);
1.3 joris 63: nflag = 1;
64: break;
1.1 joris 65: case 'q':
1.12 xsa 66: rcs_set_rev(rcs_optarg, &rev);
1.1 joris 67: verbose = 0;
68: break;
1.2 joris 69: case 'r':
1.8 joris 70: rcs_set_rev(rcs_optarg, &rev);
1.16 xsa 71: break;
72: case 'T':
73: flags |= PRESERVETIME;
1.2 joris 74: break;
1.11 xsa 75: case 'u':
1.12 xsa 76: rcs_set_rev(rcs_optarg, &rev);
1.11 xsa 77: uflag = 1;
78: break;
1.1 joris 79: case 'V':
80: printf("%s\n", rcs_version);
81: exit(0);
1.26 ray 82: /* NOTREACHED */
1.15 xsa 83: case 'x':
1.27 ray 84: /* Use blank extension if none given. */
85: rcs_suffixes = rcs_optarg ? rcs_optarg : "";
1.15 xsa 86: break;
1.1 joris 87: default:
88: break;
89: }
90: }
91:
1.7 joris 92: argc -= rcs_optind;
93: argv += rcs_optind;
1.1 joris 94:
1.19 joris 95: if ((locker = getlogin()) == NULL)
1.21 xsa 96: fatal("getlogin failed");
1.19 joris 97:
1.1 joris 98: if (argc == 0) {
99: if ((dirp = opendir(".")) == NULL) {
100: cvs_log(LP_ERRNO, "failed to open directory '.'");
101: (usage)();
102: exit(1);
103: }
104:
105: while ((dp = readdir(dirp)) != NULL) {
106: if (dp->d_type == DT_DIR)
107: continue;
108: rcsclean_file(dp->d_name, rev);
109: }
110:
111: closedir(dirp);
112: } else {
113: for (i = 0; i < argc; i++)
114: rcsclean_file(argv[i], rev);
115: }
116:
117: return (0);
118: }
119:
120: void
121: rcsclean_usage(void)
122: {
1.5 deraadt 123: fprintf(stderr,
1.24 jmc 124: "usage: rcsclean [-TV] [-kmode] [-n[rev]] [-q[rev]]\n"
125: " [-rrev] [-u[rev]] [-xsuffixes] [-ztz] [file] ...\n");
1.1 joris 126: }
127:
1.28 ! xsa 128: static void
1.1 joris 129: rcsclean_file(char *fname, RCSNUM *rev)
130: {
131: int match;
132: RCSFILE *file;
1.11 xsa 133: char fpath[MAXPATHLEN], numb[64];
1.1 joris 134: RCSNUM *frev;
135: BUF *b1, *b2;
136: char *s1, *s2, *c1, *c2;
1.3 joris 137: struct stat st;
1.17 xsa 138: time_t rcs_mtime = -1;
1.1 joris 139:
140: match = 1;
1.3 joris 141:
142: if (stat(fname, &st) == -1)
1.28 ! xsa 143: return;
1.3 joris 144:
1.1 joris 145: if (rcs_statfile(fname, fpath, sizeof(fpath)) < 0)
1.28 ! xsa 146: return;
1.1 joris 147:
148: if ((file = rcs_open(fpath, RCS_RDWR)) == NULL)
1.28 ! xsa 149: return;
1.1 joris 150:
1.17 xsa 151: if (flags & PRESERVETIME)
152: rcs_mtime = rcs_get_mtime(file->rf_path);
153:
1.3 joris 154: if (!RCS_KWEXP_INVAL(kflag))
155: rcs_kwexp_set(file, kflag);
156:
1.1 joris 157: if (rev == RCS_HEAD_REV)
158: frev = file->rf_head;
159: else
160: frev = rev;
161:
162: if ((b1 = rcs_getrev(file, frev)) == NULL) {
163: cvs_log(LP_ERR, "failed to get needed revision");
164: rcs_close(file);
1.28 ! xsa 165: return;
1.1 joris 166: }
167:
168: if ((b2 = cvs_buf_load(fname, BUF_AUTOEXT)) == NULL) {
169: cvs_log(LP_ERRNO, "failed to load '%s'", fname);
170: rcs_close(file);
1.28 ! xsa 171: return;
1.1 joris 172: }
173:
174: cvs_buf_putc(b1, '\0');
175: cvs_buf_putc(b2, '\0');
176:
177: c1 = cvs_buf_release(b1);
178: c2 = cvs_buf_release(b2);
179:
1.25 deraadt 180: for (s1 = c1, s2 = c2; *s1 && *s2; s1++, s2++) {
1.1 joris 181: if (*s1 != *s2) {
182: match = 0;
183: break;
184: }
185: }
186:
1.20 joris 187: xfree(c1);
188: xfree(c2);
1.1 joris 189:
1.9 xsa 190: if (match == 1) {
1.13 xsa 191: if ((uflag == 1) && (!TAILQ_EMPTY(&(file->rf_locks)))) {
1.11 xsa 192: if ((verbose == 1) && (nflag == 0)) {
193: printf("rcs -u%s %s\n",
194: rcsnum_tostr(frev, numb, sizeof(numb)),
195: fpath);
196: }
1.19 joris 197: (void)rcs_lock_remove(file, locker, frev);
1.11 xsa 198: }
199:
1.14 xsa 200: if (TAILQ_EMPTY(&(file->rf_locks))) {
201: if (verbose == 1)
202: printf("rm -f %s\n", fname);
1.11 xsa 203:
1.14 xsa 204: if (nflag == 0)
205: (void)unlink(fname);
206: }
1.1 joris 207: }
208:
209: rcs_close(file);
1.17 xsa 210:
211: if (flags & PRESERVETIME)
212: rcs_set_mtime(fpath, rcs_mtime);
1.1 joris 213: }
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