2 * Copyright (c) 1990, 1993, 1994
3 * The Regents of the University of California. All rights reserved.
5 * This code is derived from software contributed to Berkeley by
6 * Hugh Smith at The University of Guelph.
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9 * modification, are permitted provided that the following conditions
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13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 * must display the following acknowledgement:
18 * This product includes software developed by the University of
19 * California, Berkeley and its contributors.
20 * 4. Neither the name of the University nor the names of its contributors
21 * may be used to endorse or promote products derived from this software
22 * without specific prior written permission.
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36 * @(#)move.c 8.3 (Berkeley) 4/2/94
38 * $DragonFly: src/usr.bin/ar/Attic/move.c,v 1.3 2003/10/02 17:42:25 hmp Exp $
41 #include <sys/param.h>
53 #include "pathnames.h"
57 * Change location of named members in archive - if 'b' or 'i' option
58 * selected then named members are placed before 'posname'. If 'a'
59 * option selected members go after 'posname'. If no options, members
60 * are moved to end of archive.
67 int afd, curfd, mods, tfd1, tfd2, tfd3;
70 afd = open_archive(O_RDWR);
71 mods = options & (AR_A|AR_B);
73 tfd1 = tmp(); /* Files before key file. */
74 tfd2 = tmp(); /* Files selected by user. */
75 tfd3 = tmp(); /* Files after key file. */
78 * Break archive into three parts -- selected entries and entries
79 * before and after the key entry. If positioning before the key,
80 * place the key at the beginning of the after key entries and if
81 * positioning after the key, place the key at the end of the before
82 * key entries. Put it all back together at the end.
85 /* Read and write to an archive; pad on both. */
86 SETCF(afd, archive, 0, tname, RPAD|WPAD);
87 for (curfd = tfd1; get_arobj(afd);) {
88 if (*argv && (file = files(argv))) {
90 (void)printf("m - %s\n", file);
92 put_arobj(&cf, (struct stat *)NULL);
95 if (mods && compare(posname)) {
100 put_arobj(&cf, (struct stat *)NULL);
105 put_arobj(&cf, (struct stat *)NULL);
110 warnx("%s: archive member not found", posarg);
114 (void)lseek(afd, (off_t)SARMAG, SEEK_SET);
116 SETCF(tfd1, tname, afd, archive, NOPAD);
117 tsize = size = lseek(tfd1, (off_t)0, SEEK_CUR);
118 (void)lseek(tfd1, (off_t)0, SEEK_SET);
121 tsize += size = lseek(tfd2, (off_t)0, SEEK_CUR);
122 (void)lseek(tfd2, (off_t)0, SEEK_SET);
126 tsize += size = lseek(tfd3, (off_t)0, SEEK_CUR);
127 (void)lseek(tfd3, (off_t)0, SEEK_SET);
131 (void)ftruncate(afd, tsize + SARMAG);