Annotation of src/usr.bin/ar/delete.c, Revision 1.3
1.3 ! kstailey 1: /* $OpenBSD: delete.c,v 1.2 1996/06/26 05:31:19 deraadt Exp $ */
1.1 deraadt 2: /* $NetBSD: delete.c,v 1.5 1995/03/26 03:27:52 glass Exp $ */
3:
4: /*-
5: * Copyright (c) 1990, 1993, 1994
6: * The Regents of the University of California. All rights reserved.
7: *
8: * This code is derived from software contributed to Berkeley by
9: * Hugh Smith at The University of Guelph.
10: *
11: * Redistribution and use in source and binary forms, with or without
12: * modification, are permitted provided that the following conditions
13: * are met:
14: * 1. Redistributions of source code must retain the above copyright
15: * notice, this list of conditions and the following disclaimer.
16: * 2. Redistributions in binary form must reproduce the above copyright
17: * notice, this list of conditions and the following disclaimer in the
18: * documentation and/or other materials provided with the distribution.
19: * 3. All advertising materials mentioning features or use of this software
20: * must display the following acknowledgement:
21: * This product includes software developed by the University of
22: * California, Berkeley and its contributors.
23: * 4. Neither the name of the University nor the names of its contributors
24: * may be used to endorse or promote products derived from this software
25: * without specific prior written permission.
26: *
27: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
28: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
31: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
35: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
36: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
37: * SUCH DAMAGE.
38: */
39:
40: #ifndef lint
41: #if 0
42: static char sccsid[] = "@(#)delete.c 8.3 (Berkeley) 4/2/94";
43: #else
1.3 ! kstailey 44: static char rcsid[] = "$OpenBSD: delete.c,v 1.2 1996/06/26 05:31:19 deraadt Exp $";
1.1 deraadt 45: #endif
46: #endif /* not lint */
47:
48: #include <sys/param.h>
49: #include <sys/stat.h>
50:
51: #include <ar.h>
52: #include <dirent.h>
53: #include <fcntl.h>
54: #include <stdio.h>
55: #include <unistd.h>
56:
57: #include "archive.h"
58: #include "extern.h"
59: #include "pathnames.h"
60:
61: /*-
62: * delete --
63: * Deletes named members from the archive.
64: */
65: int
66: delete(argv)
67: char **argv;
68: {
69: CF cf;
70: off_t size;
71: int afd, tfd;
72: char *file;
73:
74: afd = open_archive(O_RDWR);
75: tfd = tmp();
76:
77: /* Read and write to an archive; pad on both. */
78: SETCF(afd, archive, tfd, tname, RPAD|WPAD);
79: while (get_arobj(afd)) {
80: if (*argv && (file = files(argv))) {
81: if (options & AR_V)
82: (void)printf("d - %s\n", file);
83: skip_arobj(afd);
84: continue;
85: }
1.3 ! kstailey 86: put_arobj(&cf, NULL);
1.1 deraadt 87: }
88:
89: size = lseek(tfd, (off_t)0, SEEK_CUR);
90: (void)lseek(tfd, (off_t)0, SEEK_SET);
91: (void)lseek(afd, (off_t)SARMAG, SEEK_SET);
92: SETCF(tfd, tname, afd, archive, NOPAD);
93: copy_ar(&cf, size);
94: (void)close(tfd);
95: (void)ftruncate(afd, size + SARMAG);
96: close_archive(afd);
97:
98: if (*argv) {
99: orphans(argv);
100: return (1);
101: }
102: return (0);
103: }