Return to misc.c CVS log

Up to [local] / src / usr.bin / ranlib

Annotation of src/usr.bin/ranlib/misc.c, Revision 1.1.1.1

1.1       deraadt     1: /*-
                      2:  * Copyright (c) 1990 The Regents of the University of California.
                      3:  * All rights reserved.
                      4:  *
                      5:  * This code is derived from software contributed to Berkeley by
                      6:  * Hugh Smith at The University of Guelph.
                      7:  *
                      8:  * Redistribution and use in source and binary forms, with or without
                      9:  * modification, are permitted provided that the following conditions
                     10:  * are met:
                     11:  * 1. Redistributions of source code must retain the above copyright
                     12:  *    notice, this list of conditions and the following disclaimer.
                     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.
                     23:  *
                     24:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     25:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     26:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     27:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     28:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     29:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     30:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     31:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     32:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     33:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     34:  * SUCH DAMAGE.
                     35:  */
                     36:
                     37: #ifndef lint
                     38: /*static char sccsid[] = "from: @(#)misc.c     5.2 (Berkeley) 2/26/91";*/
                     39: static char rcsid[] = "$Id: misc.c,v 1.5 1995/06/27 00:28:40 jtc Exp $";
                     40: #endif /* not lint */
                     41:
                     42: #include <sys/param.h>
                     43: #include <signal.h>
                     44: #include <errno.h>
                     45: #include <unistd.h>
                     46: #include <stdio.h>
                     47: #include <stdlib.h>
                     48: #include <string.h>
                     49: #include "pathnames.h"
                     50:
                     51: extern char    *archive;                       /* archive name */
                     52: char           *tname = "temporary file";
                     53:
                     54: tmp()
                     55: {
                     56:        static char *envtmp;
                     57:        sigset_t set, oset;
                     58:        static int first;
                     59:        int fd;
                     60:        char path[MAXPATHLEN];
                     61:
                     62:        if (!first) {
                     63:                envtmp = getenv("TMPDIR");
                     64:                first = 1;
                     65:        }
                     66:
                     67:        if (envtmp)
                     68:                (void)snprintf(path, MAXPATHLEN, "%s/%s", envtmp, _NAME_RANTMP);
                     69:        else
                     70:                bcopy(_PATH_RANTMP, path, sizeof(_PATH_RANTMP));
                     71:
                     72:        sigemptyset(&set);
                     73:        sigaddset(&set, SIGHUP);
                     74:        sigaddset(&set, SIGINT);
                     75:        sigaddset(&set, SIGQUIT);
                     76:        sigaddset(&set, SIGTERM);
                     77:        (void)sigprocmask(SIG_BLOCK, &set, &oset);
                     78:        if ((fd = mkstemp(path)) == -1)
                     79:                error(tname);
                     80:         (void)unlink(path);
                     81:        (void)sigprocmask(SIG_SETMASK, &oset, (sigset_t *)NULL);
                     82:        return(fd);
                     83: }
                     84:
                     85: void *
                     86: emalloc(len)
                     87:        int len;
                     88: {
                     89:        char *p;
                     90:
                     91:        if (!(p = malloc((u_int)len)))
                     92:                error(archive);
                     93:        return(p);
                     94: }
                     95:
                     96: char *
                     97: rname(path)
                     98:        char *path;
                     99: {
                    100:        register char *ind;
                    101:
                    102:        return((ind = rindex(path, '/')) ? ind + 1 : path);
                    103: }
                    104:
                    105: badfmt()
                    106: {
                    107:        errno = EFTYPE;
                    108:        error(archive);
                    109: }
                    110:
                    111: error(name)
                    112:        char *name;
                    113: {
                    114:        (void)fprintf(stderr, "ranlib: %s: %s\n", name, strerror(errno));
                    115:        exit(1);
                    116: }