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- /*-
- * Copyright (c) 1990 The Regents of the University of California.
- * All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Hugh Smith at The University of Guelph.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
- #ifndef lint
- static char sccsid[] = "@(#)move.c 5.6 (Berkeley) 3/12/91";
- #endif /* not lint */
-
- #include <sys/param.h>
- #include <sys/stat.h>
- #include <fcntl.h>
- #include <dirent.h>
- #include <unistd.h>
- #include <stdio.h>
- #include <ar.h>
- #include "archive.h"
- #include "extern.h"
- #include "pathnames.h"
-
- extern CHDR chdr; /* converted header */
- extern char *archive; /* archive name */
- extern char *tname; /* temporary file "name" */
-
- /*
- * move --
- * Change location of named members in archive - if 'b' or 'i' option
- * selected then named members are placed before 'posname'. If 'a'
- * option selected members go after 'posname'. If no options, members
- * are moved to end of archive.
- */
- move(argv)
- char **argv;
- {
- extern char *posarg, *posname; /* positioning file names */
- CF cf;
- off_t size, tsize;
- int afd, curfd, mods, tfd1, tfd2, tfd3;
- char *file;
-
- afd = open_archive(O_RDWR);
- mods = options & (AR_A|AR_B);
-
- tfd1 = tmp(); /* Files before key file. */
- tfd2 = tmp(); /* Files selected by user. */
- tfd3 = tmp(); /* Files after key file. */
-
- /*
- * Break archive into three parts -- selected entries and entries
- * before and after the key entry. If positioning before the key,
- * place the key at the beginning of the after key entries and if
- * positioning after the key, place the key at the end of the before
- * key entries. Put it all back together at the end.
- */
-
- /* Read and write to an archive; pad on both. */
- SETCF(afd, archive, 0, tname, RPAD|WPAD);
- for (curfd = tfd1; get_arobj(afd);) {
- if (*argv && (file = files(argv))) {
- if (options & AR_V)
- (void)printf("m - %s\n", file);
- cf.wfd = tfd2;
- put_arobj(&cf, (struct stat *)NULL);
- continue;
- }
- if (mods && compare(posname)) {
- mods = 0;
- if (options & AR_B)
- curfd = tfd3;
- cf.wfd = curfd;
- put_arobj(&cf, (struct stat *)NULL);
- if (options & AR_A)
- curfd = tfd3;
- } else {
- cf.wfd = curfd;
- put_arobj(&cf, (struct stat *)NULL);
- }
- }
-
- if (mods) {
- (void)fprintf(stderr, "ar: %s: archive member not found.\n",
- posarg);
- close_archive(afd);
- return(1);
- }
- (void)lseek(afd, (off_t)SARMAG, SEEK_SET);
-
- SETCF(tfd1, tname, afd, archive, NOPAD);
- tsize = size = lseek(tfd1, (off_t)0, SEEK_CUR);
- (void)lseek(tfd1, (off_t)0, SEEK_SET);
- copy_ar(&cf, size);
-
- tsize += size = lseek(tfd2, (off_t)0, SEEK_CUR);
- (void)lseek(tfd2, (off_t)0, SEEK_SET);
- cf.rfd = tfd2;
- copy_ar(&cf, size);
-
- tsize += size = lseek(tfd3, (off_t)0, SEEK_CUR);
- (void)lseek(tfd3, (off_t)0, SEEK_SET);
- cf.rfd = tfd3;
- copy_ar(&cf, size);
-
- (void)ftruncate(afd, tsize + SARMAG);
- close_archive(afd);
-
- if (*argv) {
- orphans(argv);
- return(1);
- }
- return(0);
- }
-