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/*-
* Copyright (c) 1990, 1993, 1994
* 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.
*/
#if 0
#ifndef lint
static char sccsid[] = "@(#)misc.c 8.3 (Berkeley) 4/2/94";
#endif
#endif
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <dirent.h>
#include <err.h>
#include <errno.h>
#include <libgen.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "archive.h"
#include "extern.h"
#include "pathnames.h"
const char *tname = "temporary file"; /* temporary file "name" */
int
tmp()
{
extern char *envtmp;
sigset_t set, oset;
static int first;
int fd;
char path[MAXPATHLEN];
if (!first && !envtmp) {
envtmp = getenv("TMPDIR");
first = 1;
}
if (envtmp)
(void)snprintf(path, sizeof(path), "%s/%s", envtmp,
_NAME_ARTMP);
else
strlcpy(path, _PATH_ARTMP, sizeof(path));
sigfillset(&set);
(void)sigprocmask(SIG_BLOCK, &set, &oset);
if ((fd = mkstemp(path)) == -1)
error(tname);
(void)unlink(path);
(void)sigprocmask(SIG_SETMASK, &oset, NULL);
return (fd);
}
/*
* files --
* See if the current file matches any file in the argument list; if it
* does, remove it from the argument list.
*/
char *
files(argv)
char **argv;
{
char **list, *p;
for (list = argv; *list; ++list)
if (compare(*list)) {
p = *list;
for (; (list[0] = list[1]); ++list)
continue;
return (p);
}
return (NULL);
}
void
orphans(argv)
char **argv;
{
for (; *argv; ++argv)
warnx("%s: not found in archive", *argv);
}
int
compare(dest)
char *dest;
{
int maxname = (options & AR_TR) ? OLDARMAXNAME : MAXNAMLEN;
return (!strncmp(chdr.name, basename(dest), maxname));
}
void
badfmt()
{
errx(1, "%s: %s", archive, strerror(EFTYPE));
}
void
error(name)
const char *name;
{
err(1, "%s", name);
}
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