Annotation of src/usr.bin/ar/misc.c, Revision 1.1
1.1 ! deraadt 1: /* $NetBSD: misc.c,v 1.6 1995/03/26 03:27:55 glass Exp $ */
! 2:
! 3: /*-
! 4: * Copyright (c) 1990, 1993, 1994
! 5: * The Regents of the University of California. All rights reserved.
! 6: *
! 7: * This code is derived from software contributed to Berkeley by
! 8: * Hugh Smith at The University of Guelph.
! 9: *
! 10: * Redistribution and use in source and binary forms, with or without
! 11: * modification, are permitted provided that the following conditions
! 12: * are met:
! 13: * 1. Redistributions of source code must retain the above copyright
! 14: * notice, this list of conditions and the following disclaimer.
! 15: * 2. Redistributions in binary form must reproduce the above copyright
! 16: * notice, this list of conditions and the following disclaimer in the
! 17: * documentation and/or other materials provided with the distribution.
! 18: * 3. All advertising materials mentioning features or use of this software
! 19: * must display the following acknowledgement:
! 20: * This product includes software developed by the University of
! 21: * California, Berkeley and its contributors.
! 22: * 4. Neither the name of the University nor the names of its contributors
! 23: * may be used to endorse or promote products derived from this software
! 24: * without specific prior written permission.
! 25: *
! 26: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
! 27: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 28: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 29: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
! 30: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 31: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 32: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 33: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 34: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 35: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 36: * SUCH DAMAGE.
! 37: */
! 38:
! 39: #ifndef lint
! 40: #if 0
! 41: static char sccsid[] = "@(#)misc.c 8.3 (Berkeley) 4/2/94";
! 42: #else
! 43: static char rcsid[] = "$NetBSD: misc.c,v 1.6 1995/03/26 03:27:55 glass Exp $";
! 44: #endif
! 45: #endif /* not lint */
! 46:
! 47: #include <sys/param.h>
! 48:
! 49: #include <dirent.h>
! 50: #include <err.h>
! 51: #include <errno.h>
! 52: #include <signal.h>
! 53: #include <stdio.h>
! 54: #include <stdlib.h>
! 55: #include <string.h>
! 56: #include <unistd.h>
! 57:
! 58: #include "archive.h"
! 59: #include "extern.h"
! 60: #include "pathnames.h"
! 61:
! 62: char *tname = "temporary file"; /* temporary file "name" */
! 63:
! 64: int
! 65: tmp()
! 66: {
! 67: extern char *envtmp;
! 68: sigset_t set, oset;
! 69: static int first;
! 70: int fd;
! 71: char path[MAXPATHLEN];
! 72:
! 73: if (!first && !envtmp) {
! 74: envtmp = getenv("TMPDIR");
! 75: first = 1;
! 76: }
! 77:
! 78: if (envtmp)
! 79: (void)sprintf(path, "%s/%s", envtmp, _NAME_ARTMP);
! 80: else
! 81: strcpy(path, _PATH_ARTMP);
! 82:
! 83: sigfillset(&set);
! 84: (void)sigprocmask(SIG_BLOCK, &set, &oset);
! 85: if ((fd = mkstemp(path)) == -1)
! 86: error(tname);
! 87: (void)unlink(path);
! 88: (void)sigprocmask(SIG_SETMASK, &oset, NULL);
! 89: return (fd);
! 90: }
! 91:
! 92: /*
! 93: * files --
! 94: * See if the current file matches any file in the argument list; if it
! 95: * does, remove it from the argument list.
! 96: */
! 97: char *
! 98: files(argv)
! 99: char **argv;
! 100: {
! 101: char **list, *p;
! 102:
! 103: for (list = argv; *list; ++list)
! 104: if (compare(*list)) {
! 105: p = *list;
! 106: for (; list[0] = list[1]; ++list)
! 107: continue;
! 108: return (p);
! 109: }
! 110: return (NULL);
! 111: }
! 112:
! 113: void
! 114: orphans(argv)
! 115: char **argv;
! 116: {
! 117:
! 118: for (; *argv; ++argv)
! 119: warnx("%s: not found in archive", *argv);
! 120: }
! 121:
! 122: char *
! 123: rname(path)
! 124: char *path;
! 125: {
! 126: char *ind;
! 127:
! 128: return ((ind = strrchr(path, '/')) ? ind + 1 : path);
! 129: }
! 130:
! 131: int
! 132: compare(dest)
! 133: char *dest;
! 134: {
! 135:
! 136: if (options & AR_TR)
! 137: return (!strncmp(chdr.name, rname(dest), OLDARMAXNAME));
! 138: return (!strcmp(chdr.name, rname(dest)));
! 139: }
! 140:
! 141: void
! 142: badfmt()
! 143: {
! 144:
! 145: errno = EFTYPE;
! 146: err(1, "%s", archive);
! 147: }
! 148:
! 149: void
! 150: error(name)
! 151: char *name;
! 152: {
! 153:
! 154: err(1, "%s", name);
! 155: }
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