Annotation of src/usr.bin/rcs/rcsclean.c, Revision 1.33
1.33 ! deraadt 1: /* $OpenBSD: rcsclean.c,v 1.32 2006/04/13 16:23:31 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:
1.31 ray 32: static void rcsclean_file(char *, const char *);
1.28 xsa 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;
1.30 ray 44: char *rev_str;
1.1 joris 45: DIR *dirp;
46: struct dirent *dp;
47:
1.30 ray 48: rev_str = NULL;
1.1 joris 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':
1.30 ray 62: rcs_setrevstr(&rev_str, rcs_optarg);
1.3 joris 63: nflag = 1;
64: break;
1.1 joris 65: case 'q':
1.30 ray 66: rcs_setrevstr(&rev_str, rcs_optarg);
1.1 joris 67: verbose = 0;
68: break;
1.2 joris 69: case 'r':
1.30 ray 70: rcs_setrevstr(&rev_str, rcs_optarg);
1.16 xsa 71: break;
72: case 'T':
73: flags |= PRESERVETIME;
1.2 joris 74: break;
1.11 xsa 75: case 'u':
1.30 ray 76: rcs_setrevstr(&rev_str, rcs_optarg);
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;
1.31 ray 108: rcsclean_file(dp->d_name, rev_str);
1.1 joris 109: }
110:
111: closedir(dirp);
1.30 ray 112: } else
1.31 ray 113: for (i = 0; i < argc; i++)
114: rcsclean_file(argv[i], rev_str);
1.1 joris 115:
116: return (0);
117: }
118:
119: void
120: rcsclean_usage(void)
121: {
1.5 deraadt 122: fprintf(stderr,
1.24 jmc 123: "usage: rcsclean [-TV] [-kmode] [-n[rev]] [-q[rev]]\n"
124: " [-rrev] [-u[rev]] [-xsuffixes] [-ztz] [file] ...\n");
1.1 joris 125: }
126:
1.28 xsa 127: static void
1.31 ray 128: rcsclean_file(char *fname, const char *rev_str)
1.1 joris 129: {
130: int match;
131: RCSFILE *file;
1.11 xsa 132: char fpath[MAXPATHLEN], numb[64];
1.31 ray 133: RCSNUM *rev;
1.1 joris 134: BUF *b1, *b2;
1.31 ray 135: char *c1, *c2;
1.3 joris 136: struct stat st;
1.17 xsa 137: time_t rcs_mtime = -1;
1.1 joris 138:
139: match = 1;
1.3 joris 140:
141: if (stat(fname, &st) == -1)
1.28 xsa 142: return;
1.3 joris 143:
1.1 joris 144: if (rcs_statfile(fname, fpath, sizeof(fpath)) < 0)
1.28 xsa 145: return;
1.1 joris 146:
147: if ((file = rcs_open(fpath, RCS_RDWR)) == NULL)
1.28 xsa 148: return;
1.1 joris 149:
1.17 xsa 150: if (flags & PRESERVETIME)
151: rcs_mtime = rcs_get_mtime(file->rf_path);
152:
1.29 xsa 153: rcs_kwexp_set(file, kflag);
1.3 joris 154:
1.31 ray 155: if (rev_str == NULL)
156: rev = file->rf_head;
157: else if ((rev = rcs_getrevnum(rev_str, file)) == NULL) {
158: cvs_log(LP_ERR, "%s: Symbolic name `%s' is undefined.",
159: fpath, rev_str);
160: rcs_close(file);
161: return;
162: }
1.1 joris 163:
1.31 ray 164: if ((b1 = rcs_getrev(file, rev)) == NULL) {
1.1 joris 165: cvs_log(LP_ERR, "failed to get needed revision");
166: rcs_close(file);
1.28 xsa 167: return;
1.1 joris 168: }
169:
170: if ((b2 = cvs_buf_load(fname, BUF_AUTOEXT)) == NULL) {
171: cvs_log(LP_ERRNO, "failed to load '%s'", fname);
172: rcs_close(file);
1.28 xsa 173: return;
1.1 joris 174: }
175:
176: cvs_buf_putc(b1, '\0');
177: cvs_buf_putc(b2, '\0');
178:
179: c1 = cvs_buf_release(b1);
180: c2 = cvs_buf_release(b2);
181:
1.31 ray 182: /* XXX - Compare using cvs_buf_len() first. */
183: if (strcmp(c1, c2) != 0)
184: match = 0;
1.1 joris 185:
1.20 joris 186: xfree(c1);
187: xfree(c2);
1.1 joris 188:
1.9 xsa 189: if (match == 1) {
1.33 ! deraadt 190: if (uflag == 1 && !TAILQ_EMPTY(&(file->rf_locks))) {
! 191: if (verbose == 1 && nflag == 0) {
1.11 xsa 192: printf("rcs -u%s %s\n",
1.31 ray 193: rcsnum_tostr(rev, numb, sizeof(numb)),
1.11 xsa 194: fpath);
195: }
1.31 ray 196: (void)rcs_lock_remove(file, locker, rev);
1.11 xsa 197: }
198:
1.14 xsa 199: if (TAILQ_EMPTY(&(file->rf_locks))) {
200: if (verbose == 1)
201: printf("rm -f %s\n", fname);
1.11 xsa 202:
1.14 xsa 203: if (nflag == 0)
204: (void)unlink(fname);
205: }
1.1 joris 206: }
207:
208: rcs_close(file);
1.17 xsa 209:
210: if (flags & PRESERVETIME)
211: rcs_set_mtime(fpath, rcs_mtime);
1.1 joris 212: }