118 lines
3.2 KiB
C
118 lines
3.2 KiB
C
/* $NetBSD: misc.c,v 1.8 1997/10/19 13:40:17 lukem Exp $ */
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/*-
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* Copyright (c) 1990, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Hugh Smith at The University of Guelph.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)misc.c 8.1 (Berkeley) 6/6/93";
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#else
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__RCSID("$NetBSD: misc.c,v 1.8 1997/10/19 13:40:17 lukem Exp $");
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#endif
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#endif /* not lint */
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#include <sys/param.h>
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#include <dirent.h>
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#include <err.h>
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#include <errno.h>
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#include <signal.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <archive.h>
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#include "extern.h"
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#include "pathnames.h"
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char *tname = "temporary file";
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int
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tmp()
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{
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static char *envtmp;
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sigset_t set, oset;
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static int first;
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int fd;
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char path[MAXPATHLEN];
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if (!first) {
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envtmp = getenv("TMPDIR");
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first = 1;
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}
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if (envtmp)
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(void)snprintf(path, MAXPATHLEN, "%s/%s", envtmp,
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strrchr(_NAME_RANTMP, '/'));
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else
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memmove(path, _PATH_RANTMP, sizeof(_PATH_RANTMP));
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sigfillset(&set);
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(void)sigprocmask(SIG_BLOCK, &set, &oset);
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if ((fd = mkstemp(path)) == -1)
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err(1, "mkstemp %s", path);
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(void)unlink(path);
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(void)sigprocmask(SIG_SETMASK, &oset, NULL);
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return(fd);
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}
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void *
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emalloc(len)
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size_t len;
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{
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void *p;
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if ((p = malloc((u_int)len)) == NULL)
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err(1, "malloc");
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return(p);
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}
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char *
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rname(path)
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char *path;
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{
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char *ind;
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return((ind = strrchr(path, '/')) ? ind + 1 : path);
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}
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void
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badfmt()
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{
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errno = EFTYPE;
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err(1, "%s", archive);
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}
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