1/* 2 * Copyright (c) 1999 Apple Computer, Inc. All rights reserved. 3 * 4 * @APPLE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. Please obtain a copy of the License at 10 * http://www.opensource.apple.com/apsl/ and read it before using this 11 * file. 12 * 13 * The Original Code and all software distributed under the License are 14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 18 * Please see the License for the specific language governing rights and 19 * limitations under the License. 20 * 21 * @APPLE_LICENSE_HEADER_END@ 22 */ 23/*- 24 * Copyright (c) 1995 25 * The Regents of the University of California. All rights reserved. 26 * 27 * Redistribution and use in source and binary forms, with or without 28 * modification, are permitted provided that the following conditions 29 * are met: 30 * 1. Redistributions of source code must retain the above copyright 31 * notice, this list of conditions and the following disclaimer. 32 * 2. Redistributions in binary form must reproduce the above copyright 33 * notice, this list of conditions and the following disclaimer in the 34 * documentation and/or other materials provided with the distribution. 35 * 3. All advertising materials mentioning features or use of this software 36 * must display the following acknowledgement: 37 * This product includes software developed by the University of 38 * California, Berkeley and its contributors. 39 * 4. Neither the name of the University nor the names of its contributors 40 * may be used to endorse or promote products derived from this software 41 * without specific prior written permission. 42 * 43 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 44 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 45 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 46 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 47 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 48 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 49 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 50 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 51 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 52 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 53 * SUCH DAMAGE. 54 */ 55 56 57#include <stdlib.h> 58#include <string.h> 59#include <unistd.h> 60#include <err.h> 61 62int checkvfsname __P((const char *, const char **)); 63const char **makevfslist __P((char *)); 64static int skipvfs; 65 66int 67checkvfsname(vfsname, vfslist) 68 const char *vfsname; 69 const char **vfslist; 70{ 71 72 if (vfslist == NULL) 73 return (0); 74 while (*vfslist != NULL) { 75 if (strcmp(vfsname, *vfslist) == 0) 76 return (skipvfs); 77 ++vfslist; 78 } 79 return (!skipvfs); 80} 81 82const char ** 83makevfslist(fslist) 84 char *fslist; 85{ 86 const char **av; 87 int i; 88 char *nextcp; 89 90 if (fslist == NULL) 91 return (NULL); 92 if (fslist[0] == 'n' && fslist[1] == 'o') { 93 fslist += 2; 94 skipvfs = 1; 95 } 96 for (i = 0, nextcp = fslist; *nextcp; nextcp++) 97 if (*nextcp == ',') 98 i++; 99 if ((av = malloc((size_t)(i + 2) * sizeof(char *))) == NULL) { 100 warn(NULL); 101 return (NULL); 102 } 103 nextcp = fslist; 104 i = 0; 105 av[i++] = nextcp; 106 while ((nextcp = strchr(nextcp, ',')) != NULL) { 107 *nextcp++ = '\0'; 108 av[i++] = nextcp; 109 } 110 av[i++] = NULL; 111 return (av); 112} 113