Annotation of src/usr.bin/rcs/rcsclean.c, Revision 1.55
1.55 ! nicm 1: /* $OpenBSD: rcsclean.c,v 1.54 2015/01/16 06:40:11 deraadt 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:
1.48 xsa 27: #include <sys/types.h>
28:
29: #include <dirent.h>
30: #include <err.h>
31: #include <stdio.h>
32: #include <stdlib.h>
33: #include <unistd.h>
1.1 joris 34:
1.23 xsa 35: #include "rcsprog.h"
1.4 niallo 36: #include "diff.h"
1.1 joris 37:
1.31 ray 38: static void rcsclean_file(char *, const char *);
1.28 xsa 39:
1.3 joris 40: static int nflag = 0;
41: static int kflag = RCS_KWEXP_ERR;
1.11 xsa 42: static int uflag = 0;
1.17 xsa 43: static int flags = 0;
1.19 joris 44: static char *locker = NULL;
1.1 joris 45:
46: int
47: rcsclean_main(int argc, char **argv)
48: {
1.17 xsa 49: int i, ch;
1.30 ray 50: char *rev_str;
1.1 joris 51: DIR *dirp;
52: struct dirent *dp;
53:
1.30 ray 54: rev_str = NULL;
1.1 joris 55:
1.42 ray 56: while ((ch = rcs_getopt(argc, argv, "k:n::q::r::Tu::Vx::")) != -1) {
1.1 joris 57: switch (ch) {
1.3 joris 58: case 'k':
1.7 joris 59: kflag = rcs_kflag_get(rcs_optarg);
1.3 joris 60: if (RCS_KWEXP_INVAL(kflag)) {
1.40 xsa 61: warnx("invalid RCS keyword substitution mode");
1.3 joris 62: (usage)();
63: }
64: break;
65: case 'n':
1.30 ray 66: rcs_setrevstr(&rev_str, rcs_optarg);
1.3 joris 67: nflag = 1;
68: break;
1.1 joris 69: case 'q':
1.30 ray 70: rcs_setrevstr(&rev_str, rcs_optarg);
1.37 xsa 71: flags |= QUIET;
1.1 joris 72: break;
1.2 joris 73: case 'r':
1.30 ray 74: rcs_setrevstr(&rev_str, rcs_optarg);
1.16 xsa 75: break;
76: case 'T':
77: flags |= PRESERVETIME;
1.2 joris 78: break;
1.11 xsa 79: case 'u':
1.30 ray 80: rcs_setrevstr(&rev_str, rcs_optarg);
1.11 xsa 81: uflag = 1;
82: break;
1.1 joris 83: case 'V':
84: printf("%s\n", rcs_version);
85: exit(0);
1.15 xsa 86: case 'x':
1.27 ray 87: /* Use blank extension if none given. */
88: rcs_suffixes = rcs_optarg ? rcs_optarg : "";
1.15 xsa 89: break;
1.1 joris 90: default:
1.35 ray 91: (usage)();
1.1 joris 92: }
93: }
94:
1.7 joris 95: argc -= rcs_optind;
96: argv += rcs_optind;
1.1 joris 97:
1.19 joris 98: if ((locker = getlogin()) == NULL)
1.43 xsa 99: err(1, "getlogin");
1.19 joris 100:
1.1 joris 101: if (argc == 0) {
102: if ((dirp = opendir(".")) == NULL) {
1.38 xsa 103: warn("opendir");
1.1 joris 104: (usage)();
105: }
106:
107: while ((dp = readdir(dirp)) != NULL) {
108: if (dp->d_type == DT_DIR)
109: continue;
1.31 ray 110: rcsclean_file(dp->d_name, rev_str);
1.1 joris 111: }
112:
1.38 xsa 113: (void)closedir(dirp);
1.30 ray 114: } else
1.31 ray 115: for (i = 0; i < argc; i++)
116: rcsclean_file(argv[i], rev_str);
1.1 joris 117:
118: return (0);
119: }
120:
1.53 otto 121: __dead void
1.1 joris 122: rcsclean_usage(void)
123: {
1.5 deraadt 124: fprintf(stderr,
1.41 jmc 125: "usage: rcsclean [-TV] [-kmode] [-n[rev]] [-q[rev]] [-r[rev]]\n"
1.49 xsa 126: " [-u[rev]] [-xsuffixes] [-ztz] [file ...]\n");
1.53 otto 127:
128: exit(1);
1.1 joris 129: }
130:
1.28 xsa 131: static void
1.31 ray 132: rcsclean_file(char *fname, const char *rev_str)
1.1 joris 133: {
1.45 joris 134: int fd, match;
1.1 joris 135: RCSFILE *file;
1.54 deraadt 136: char fpath[PATH_MAX], numb[RCS_REV_BUFSZ];
1.31 ray 137: RCSNUM *rev;
1.1 joris 138: BUF *b1, *b2;
1.17 xsa 139: time_t rcs_mtime = -1;
1.1 joris 140:
1.34 ray 141: b1 = b2 = NULL;
142: file = NULL;
143: rev = NULL;
1.3 joris 144:
1.47 ray 145: if ((fd = rcs_choosefile(fname, fpath, sizeof(fpath))) < 0)
1.34 ray 146: goto out;
1.1 joris 147:
1.45 joris 148: if ((file = rcs_open(fpath, fd, RCS_RDWR)) == NULL)
1.34 ray 149: goto out;
1.1 joris 150:
1.17 xsa 151: if (flags & PRESERVETIME)
1.45 joris 152: rcs_mtime = rcs_get_mtime(file);
1.17 xsa 153:
1.29 xsa 154: rcs_kwexp_set(file, kflag);
1.3 joris 155:
1.31 ray 156: if (rev_str == NULL)
157: rev = file->rf_head;
158: else if ((rev = rcs_getrevnum(rev_str, file)) == NULL) {
1.38 xsa 159: warnx("%s: Symbolic name `%s' is undefined.", fpath, rev_str);
1.34 ray 160: goto out;
1.31 ray 161: }
1.1 joris 162:
1.31 ray 163: if ((b1 = rcs_getrev(file, rev)) == NULL) {
1.38 xsa 164: warnx("failed to get needed revision");
1.34 ray 165: goto out;
1.1 joris 166: }
1.52 ray 167: if ((b2 = buf_load(fname)) == NULL) {
1.38 xsa 168: warnx("failed to load `%s'", fname);
1.34 ray 169: goto out;
1.1 joris 170: }
171:
1.34 ray 172: /* If buffer lengths are the same, compare contents as well. */
1.51 ray 173: if (buf_len(b1) != buf_len(b2))
1.34 ray 174: match = 0;
175: else {
176: size_t len, n;
1.1 joris 177:
1.51 ray 178: len = buf_len(b1);
1.1 joris 179:
1.34 ray 180: match = 1;
181: for (n = 0; n < len; ++n)
1.51 ray 182: if (buf_getc(b1, n) != buf_getc(b2, n)) {
1.34 ray 183: match = 0;
184: break;
185: }
186: }
1.1 joris 187:
1.9 xsa 188: if (match == 1) {
1.33 deraadt 189: if (uflag == 1 && !TAILQ_EMPTY(&(file->rf_locks))) {
1.37 xsa 190: if (!(flags & QUIET) && nflag == 0) {
1.11 xsa 191: printf("rcs -u%s %s\n",
1.31 ray 192: rcsnum_tostr(rev, numb, sizeof(numb)),
1.11 xsa 193: fpath);
194: }
1.31 ray 195: (void)rcs_lock_remove(file, locker, rev);
1.11 xsa 196: }
197:
1.14 xsa 198: if (TAILQ_EMPTY(&(file->rf_locks))) {
1.37 xsa 199: if (!(flags & QUIET))
1.14 xsa 200: printf("rm -f %s\n", fname);
1.11 xsa 201:
1.14 xsa 202: if (nflag == 0)
203: (void)unlink(fname);
204: }
1.1 joris 205: }
206:
1.45 joris 207: rcs_write(file);
1.17 xsa 208: if (flags & PRESERVETIME)
1.45 joris 209: rcs_set_mtime(file, rcs_mtime);
1.34 ray 210:
211: out:
1.55 ! nicm 212: buf_free(b1);
! 213: buf_free(b2);
1.34 ray 214: if (file != NULL)
215: rcs_close(file);
1.1 joris 216: }
![[BACK]](/icons/back.gif){kind=icon}
Return to rcsclean.c CVS log ![[TXT]](/icons/text.gif){kind=icon}
![[DIR]](/icons/dir.gif){kind=icon}
Up to [local] / src / usr.bin / rcs