| 1 | /*-
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| 2 | * Copyright (c) 1992, 1993, 1994
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| 3 | * The Regents of the University of California. All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | * 1. Redistributions of source code must retain the above copyright
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| 9 | * notice, this list of conditions and the following disclaimer.
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| 10 | * 2. Redistributions in binary form must reproduce the above copyright
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| 11 | * notice, this list of conditions and the following disclaimer in the
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| 12 | * documentation and/or other materials provided with the distribution.
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| 13 | * 4. Neither the name of the University nor the names of its contributors
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| 14 | * may be used to endorse or promote products derived from this software
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| 15 | * without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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| 18 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 19 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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| 21 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 22 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 23 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 24 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 25 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 26 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 27 | * SUCH DAMAGE.
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| 28 | */
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| 29 |
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| 30 | #if 0
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| 31 | #ifndef lint
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| 32 | static char const copyright[] =
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| 33 | "@(#) Copyright (c) 1992, 1993, 1994\n\
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| 34 | The Regents of the University of California. All rights reserved.\n";
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| 35 | #endif /* not lint */
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| 36 |
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| 37 | #ifndef lint
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| 38 | static char sccsid[] = "@(#)rmdir.c 8.3 (Berkeley) 4/2/94";
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| 39 | #endif /* not lint */
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| 40 | #endif
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| 41 | #if 0
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| 42 | #include <sys/cdefs.h>
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| 43 | __FBSDID("$FreeBSD: src/bin/rmdir/rmdir.c,v 1.20 2005/01/26 06:51:28 ssouhlal Exp $");
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| 44 | #endif
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| 45 |
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| 46 |
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| 47 | /*********************************************************************************************************************************
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| 48 | * Header Files *
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| 49 | *********************************************************************************************************************************/
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| 50 | #include "config.h"
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| 51 | #include "err.h"
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| 52 | #include <stdio.h>
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| 53 | #include <stdlib.h>
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| 54 | #include <string.h>
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| 55 | #include <errno.h>
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| 56 | #include <unistd.h>
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| 57 | #ifdef HAVE_ALLOCA_H
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| 58 | # include <alloca.h>
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| 59 | #endif
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| 60 | #include "getopt.h"
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| 61 | #include "kmkbuiltin.h"
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| 62 |
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| 63 | #ifdef _MSC_VER
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| 64 | # include "mscfakes.h"
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| 65 | #endif
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| 66 |
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| 67 |
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| 68 | /*********************************************************************************************************************************
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| 69 | * Structures and Typedefs *
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| 70 | *********************************************************************************************************************************/
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| 71 | typedef struct RMDIRINSTANCE
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| 72 | {
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| 73 | PKMKBUILTINCTX pCtx;
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| 74 | int pflag;
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| 75 | int vflag;
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| 76 | int ignore_fail_on_non_empty;
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| 77 | int ignore_fail_on_not_exist;
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| 78 | } RMDIRINSTANCE;
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| 79 | typedef RMDIRINSTANCE *PRMDIRINSTANCE;
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| 80 |
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| 81 |
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| 82 | /*********************************************************************************************************************************
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| 83 | * Global Variables *
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| 84 | *********************************************************************************************************************************/
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| 85 | static struct option long_options[] =
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| 86 | {
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| 87 | { "help", no_argument, 0, 262 },
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| 88 | { "ignore-fail-on-non-empty", no_argument, 0, 260 },
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| 89 | { "ignore-fail-on-not-exist", no_argument, 0, 261 },
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| 90 | { "parents", no_argument, 0, 'p' },
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| 91 | { "verbose", no_argument, 0, 'v' },
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| 92 | { "version", no_argument, 0, 263 },
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| 93 | { 0, 0, 0, 0 },
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| 94 | };
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| 95 |
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| 96 |
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| 97 |
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| 98 | /*********************************************************************************************************************************
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| 99 | * Internal Functions *
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| 100 | *********************************************************************************************************************************/
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| 101 | #if !defined(KMK_BUILTIN_STANDALONE) && defined(KBUILD_OS_WINDOWS)
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| 102 | extern int dir_cache_deleted_directory(const char *pszDir);
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| 103 | #endif
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| 104 | static int rm_path(PRMDIRINSTANCE, char *);
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| 105 | static int usage(PKMKBUILTINCTX, int);
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| 106 |
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| 107 |
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| 108 | int
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| 109 | kmk_builtin_rmdir(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx)
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| 110 | {
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| 111 | RMDIRINSTANCE This;
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| 112 | int ch, errors;
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| 113 |
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| 114 | /* Initialize global instance. */
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| 115 | This.pCtx = pCtx;
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| 116 | This.ignore_fail_on_not_exist = 0;
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| 117 | This.ignore_fail_on_non_empty = 0;
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| 118 | This.vflag = 0;
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| 119 | This.pflag = 0;
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| 120 |
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| 121 | /* kmk: reset getopt and set progname */
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| 122 | opterr = 1;
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| 123 | optarg = NULL;
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| 124 | optopt = 0;
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| 125 | optind = 0; /* init */
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| 126 | while ((ch = getopt_long(argc, argv, "pv", long_options, NULL)) != -1)
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| 127 | switch(ch) {
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| 128 | case 'p':
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| 129 | This.pflag = 1;
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| 130 | break;
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| 131 | case 'v':
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| 132 | This.vflag = 1;
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| 133 | break;
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| 134 | case 260:
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| 135 | This.ignore_fail_on_non_empty = 1;
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| 136 | break;
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| 137 | case 261:
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| 138 | This.ignore_fail_on_not_exist = 1;
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| 139 | break;
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| 140 | case 262:
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| 141 | usage(pCtx, 0);
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| 142 | return 0;
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| 143 | case 263:
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| 144 | return kbuild_version(argv[0]);
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| 145 | case '?':
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| 146 | default:
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| 147 | return usage(pCtx, 1);
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| 148 | }
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| 149 | argc -= optind;
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| 150 | argv += optind;
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| 151 |
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| 152 | if (argc == 0)
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| 153 | return /*usage(stderr)*/0;
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| 154 |
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| 155 | for (errors = 0; *argv; argv++) {
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| 156 | if (rmdir(*argv) < 0) {
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| 157 | if ( ( !This.ignore_fail_on_non_empty
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| 158 | || (errno != ENOTEMPTY && errno != EPERM && errno != EACCES && errno != EINVAL && errno != EEXIST))
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| 159 | && ( !This.ignore_fail_on_not_exist
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| 160 | || errno != ENOENT)) {
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| 161 | warn(pCtx, "rmdir: %s", *argv);
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| 162 | errors = 1;
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| 163 | continue;
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| 164 | }
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| 165 | if (!This.ignore_fail_on_not_exist || errno != ENOENT)
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| 166 | continue;
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| 167 | /* (only ignored doesn't exist errors fall thru) */
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| 168 | } else {
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| 169 | #if !defined(KMK_BUILTIN_STANDALONE) && defined(KBUILD_OS_WINDOWS)
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| 170 | dir_cache_deleted_directory(*argv);
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| 171 | #endif
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| 172 | if (This.vflag)
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| 173 | kmk_builtin_ctx_printf(pCtx, 0, "%s\n", *argv);
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| 174 | }
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| 175 | if (This.pflag)
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| 176 | errors |= rm_path(&This, *argv);
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| 177 | }
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| 178 |
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| 179 | return errors;
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| 180 | }
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| 181 |
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| 182 | #ifdef KMK_BUILTIN_STANDALONE
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| 183 | int main(int argc, char **argv, char **envp)
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| 184 | {
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| 185 | KMKBUILTINCTX Ctx = { "kmk_rmdir", NULL };
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| 186 | return kmk_builtin_rmdir(argc, argv, envp, &Ctx);
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| 187 | }
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| 188 | #endif
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| 189 |
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| 190 | static int
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| 191 | rm_path(PRMDIRINSTANCE pThis, char *path)
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| 192 | {
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| 193 | char *p;
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| 194 | const size_t len = strlen(path);
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| 195 | p = alloca(len + 1);
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| 196 | path = memcpy(p, path, len + 1);
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| 197 |
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| 198 | #if defined(_MSC_VER) || defined(__EMX__)
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| 199 | p = strchr(path, '\\');
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| 200 | while (p) {
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| 201 | *p++ = '/';
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| 202 | p = strchr(p, '\\');
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| 203 | }
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| 204 | #endif
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| 205 |
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| 206 | p = path + len;
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| 207 | while (--p > path && *p == '/')
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| 208 | ;
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| 209 | *++p = '\0';
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| 210 | while ((p = strrchr(path, '/')) != NULL) {
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| 211 | /* Delete trailing slashes. */
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| 212 | while (--p >= path && *p == '/')
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| 213 | ;
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| 214 | *++p = '\0';
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| 215 | if (p == path)
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| 216 | break;
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| 217 | #if defined(_MSC_VER) || defined(__EMX__)
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| 218 | if (p[-1] == ':' && p - 2 == path)
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| 219 | break;
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| 220 | #endif
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| 221 |
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| 222 | if (rmdir(path) < 0) {
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| 223 | if ( pThis->ignore_fail_on_non_empty
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| 224 | && ( errno == ENOTEMPTY || errno == EPERM || errno == EACCES || errno == EINVAL || errno == EEXIST))
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| 225 | break;
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| 226 | if (!pThis->ignore_fail_on_not_exist || errno != ENOENT) {
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| 227 | warn(pThis->pCtx, "rmdir: %s", path);
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| 228 | return (1);
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| 229 | }
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| 230 | }
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| 231 | #if defined(KMK) && defined(KBUILD_OS_WINDOWS)
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| 232 | else {
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| 233 | dir_cache_deleted_directory(path);
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| 234 | }
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| 235 | #endif
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| 236 | if (pThis->vflag)
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| 237 | kmk_builtin_ctx_printf(pThis->pCtx, 0, "%s\n", path);
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| 238 | }
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| 239 |
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| 240 | return (0);
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| 241 | }
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| 242 |
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| 243 | static int
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| 244 | usage(PKMKBUILTINCTX pCtx, int fIsErr)
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| 245 | {
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| 246 | kmk_builtin_ctx_printf(pCtx, fIsErr,
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| 247 | "usage: %s [-pv --ignore-fail-on-non-empty --ignore-fail-on-not-exist] directory ...\n"
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| 248 | " or: %s --help\n"
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| 249 | " or: %s --version\n",
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| 250 | pCtx->pszProgName, pCtx->pszProgName, pCtx->pszProgName);
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| 251 | return 1;
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| 252 | }
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| 253 |
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