Annotation of src/usr.bin/rcs/rcsclean.c, Revision 1.14
1.14 ! xsa 1: /* $OpenBSD: rcsclean.c,v 1.13 2005/11/16 11:42:03 xsa 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:
27: #include <sys/param.h>
28: #include <sys/stat.h>
29:
30: #include <dirent.h>
31: #include <stdio.h>
32: #include <stdlib.h>
33: #include <string.h>
34: #include <unistd.h>
35:
36: #include "log.h"
37: #include "rcs.h"
1.4 niallo 38: #include "diff.h"
1.1 joris 39: #include "rcsprog.h"
40:
41: static int rcsclean_file(char *, RCSNUM *);
1.3 joris 42: static int nflag = 0;
43: static int kflag = RCS_KWEXP_ERR;
1.11 xsa 44: static int uflag = 0;
1.1 joris 45:
46: int
47: rcsclean_main(int argc, char **argv)
48: {
49: int i, ch;
50: RCSNUM *rev;
51: DIR *dirp;
52: struct dirent *dp;
53:
54: rev = RCS_HEAD_REV;
55:
1.12 xsa 56: while ((ch = rcs_getopt(argc, argv, "k:n::q::r:u::V")) != -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)) {
61: cvs_log(LP_ERR,
62: "invalid RCS keyword expansion mode");
63: (usage)();
64: exit(1);
65: }
66: break;
67: case 'n':
1.12 xsa 68: rcs_set_rev(rcs_optarg, &rev);
1.3 joris 69: nflag = 1;
70: break;
1.1 joris 71: case 'q':
1.12 xsa 72: rcs_set_rev(rcs_optarg, &rev);
1.1 joris 73: verbose = 0;
74: break;
1.2 joris 75: case 'r':
1.8 joris 76: rcs_set_rev(rcs_optarg, &rev);
1.2 joris 77: break;
1.11 xsa 78: case 'u':
1.12 xsa 79: rcs_set_rev(rcs_optarg, &rev);
1.11 xsa 80: uflag = 1;
81: break;
1.1 joris 82: case 'V':
83: printf("%s\n", rcs_version);
84: exit(0);
85: default:
86: break;
87: }
88: }
89:
1.7 joris 90: argc -= rcs_optind;
91: argv += rcs_optind;
1.1 joris 92:
93: if (argc == 0) {
94: if ((dirp = opendir(".")) == NULL) {
95: cvs_log(LP_ERRNO, "failed to open directory '.'");
96: (usage)();
97: exit(1);
98: }
99:
100: while ((dp = readdir(dirp)) != NULL) {
101: if (dp->d_type == DT_DIR)
102: continue;
103: rcsclean_file(dp->d_name, rev);
104: }
105:
106: closedir(dirp);
107: } else {
108: for (i = 0; i < argc; i++)
109: rcsclean_file(argv[i], rev);
110: }
111:
112: return (0);
113: }
114:
115: void
116: rcsclean_usage(void)
117: {
1.5 deraadt 118: fprintf(stderr,
1.12 xsa 119: "usage: rcsclean [-V] [-kmode] [-n[rev]] [-q[rev]]\n"
120: " [-rrev] [-u[rev]] [file] ...\n");
1.1 joris 121: }
122:
123: static int
124: rcsclean_file(char *fname, RCSNUM *rev)
125: {
126: int match;
127: RCSFILE *file;
1.11 xsa 128: char fpath[MAXPATHLEN], numb[64];
1.1 joris 129: RCSNUM *frev;
130: BUF *b1, *b2;
131: char *s1, *s2, *c1, *c2;
1.3 joris 132: struct stat st;
1.1 joris 133:
134: match = 1;
1.3 joris 135:
136: if (stat(fname, &st) == -1)
137: return (-1);
138:
1.1 joris 139: if (rcs_statfile(fname, fpath, sizeof(fpath)) < 0)
140: return (-1);
141:
142: if ((file = rcs_open(fpath, RCS_RDWR)) == NULL)
143: return (-1);
144:
1.3 joris 145: if (!RCS_KWEXP_INVAL(kflag))
146: rcs_kwexp_set(file, kflag);
147:
1.1 joris 148: if (rev == RCS_HEAD_REV)
149: frev = file->rf_head;
150: else
151: frev = rev;
152:
153: if ((b1 = rcs_getrev(file, frev)) == NULL) {
154: cvs_log(LP_ERR, "failed to get needed revision");
155: rcs_close(file);
156: return (-1);
157: }
158:
159: if ((b2 = cvs_buf_load(fname, BUF_AUTOEXT)) == NULL) {
160: cvs_log(LP_ERRNO, "failed to load '%s'", fname);
161: rcs_close(file);
162: return (-1);
163: }
164:
165: cvs_buf_putc(b1, '\0');
166: cvs_buf_putc(b2, '\0');
167:
168: c1 = cvs_buf_release(b1);
169: c2 = cvs_buf_release(b2);
170:
171: for (s1 = c1, s2 = c2; *s1 && *s2; *s1++, *s2++) {
172: if (*s1 != *s2) {
173: match = 0;
174: break;
175: }
176: }
177:
178: free(c1);
179: free(c2);
180:
1.9 xsa 181: if (match == 1) {
1.13 xsa 182: if ((uflag == 1) && (!TAILQ_EMPTY(&(file->rf_locks)))) {
1.11 xsa 183: if ((verbose == 1) && (nflag == 0)) {
184: printf("rcs -u%s %s\n",
185: rcsnum_tostr(frev, numb, sizeof(numb)),
186: fpath);
187: }
188: (void)rcs_lock_remove(file, frev);
189: }
190:
1.14 ! xsa 191: if (TAILQ_EMPTY(&(file->rf_locks))) {
! 192: if (verbose == 1)
! 193: printf("rm -f %s\n", fname);
1.11 xsa 194:
1.14 ! xsa 195: if (nflag == 0)
! 196: (void)unlink(fname);
! 197: }
1.1 joris 198: }
199:
200: rcs_close(file);
201: return (0);
202: }