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 | #define FAKES_NO_GETOPT_H /* bird */
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51 | #include "config.h"
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52 | #include "err.h"
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53 | #include <stdio.h>
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54 | #include <stdlib.h>
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55 | #include <string.h>
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56 | #include <errno.h>
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57 | #include <unistd.h>
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58 | #ifdef HAVE_ALLOCA_H
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59 | # include <alloca.h>
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60 | #endif
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61 | #include "getopt_r.h"
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62 | #include "kmkbuiltin.h"
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63 |
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64 | #ifdef _MSC_VER
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65 | # include "mscfakes.h"
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66 | #endif
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67 |
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68 |
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69 | /*********************************************************************************************************************************
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70 | * Structures and Typedefs *
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71 | *********************************************************************************************************************************/
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72 | typedef struct RMDIRINSTANCE
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73 | {
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74 | PKMKBUILTINCTX pCtx;
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75 | int pflag;
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76 | int vflag;
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77 | int ignore_fail_on_non_empty;
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78 | int ignore_fail_on_not_exist;
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79 | } RMDIRINSTANCE;
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80 | typedef RMDIRINSTANCE *PRMDIRINSTANCE;
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81 |
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82 |
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83 | /*********************************************************************************************************************************
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84 | * Global Variables *
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85 | *********************************************************************************************************************************/
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86 | static struct option long_options[] =
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87 | {
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88 | { "help", no_argument, 0, 262 },
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89 | { "ignore-fail-on-non-empty", no_argument, 0, 260 },
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90 | { "ignore-fail-on-not-exist", no_argument, 0, 261 },
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91 | { "parents", no_argument, 0, 'p' },
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92 | { "verbose", no_argument, 0, 'v' },
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93 | { "version", no_argument, 0, 263 },
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94 | { 0, 0, 0, 0 },
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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 | /*********************************************************************************************************************************
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100 | * Internal Functions *
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101 | *********************************************************************************************************************************/
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102 | #if !defined(KMK_BUILTIN_STANDALONE) && defined(KBUILD_OS_WINDOWS)
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103 | extern int dir_cache_deleted_directory(const char *pszDir);
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104 | #endif
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105 | static int rm_path(PRMDIRINSTANCE, char *);
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106 | static int usage(PKMKBUILTINCTX, int);
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107 |
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108 |
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109 | int
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110 | kmk_builtin_rmdir(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx)
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111 | {
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112 | RMDIRINSTANCE This;
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113 | struct getopt_state_r gos;
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114 | int ch, errors;
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115 |
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116 | /* Initialize global instance. */
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117 | This.pCtx = pCtx;
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118 | This.ignore_fail_on_not_exist = 0;
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119 | This.ignore_fail_on_non_empty = 0;
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120 | This.vflag = 0;
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121 | This.pflag = 0;
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122 |
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123 | getopt_initialize_r(&gos, argc, argv, "pv", long_options, envp, pCtx);
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124 | while ((ch = getopt_long_r(&gos, NULL)) != -1)
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125 | switch(ch) {
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126 | case 'p':
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127 | This.pflag = 1;
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128 | break;
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129 | case 'v':
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130 | This.vflag = 1;
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131 | break;
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132 | case 260:
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133 | This.ignore_fail_on_non_empty = 1;
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134 | break;
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135 | case 261:
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136 | This.ignore_fail_on_not_exist = 1;
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137 | break;
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138 | case 262:
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139 | usage(pCtx, 0);
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140 | return 0;
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141 | case 263:
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142 | return kbuild_version(argv[0]);
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143 | case '?':
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144 | default:
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145 | return usage(pCtx, 1);
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146 | }
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147 | argc -= gos.optind;
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148 | argv += gos.optind;
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149 |
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150 | if (argc == 0)
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151 | return /*usage(stderr)*/0;
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152 |
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153 | for (errors = 0; *argv; argv++) {
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154 | if (rmdir(*argv) < 0) {
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155 | if ( ( !This.ignore_fail_on_non_empty
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156 | || (errno != ENOTEMPTY && errno != EPERM && errno != EACCES && errno != EINVAL && errno != EEXIST))
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157 | && ( !This.ignore_fail_on_not_exist
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158 | || errno != ENOENT)) {
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159 | warn(pCtx, "rmdir: %s", *argv);
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160 | errors = 1;
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161 | continue;
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162 | }
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163 | if (!This.ignore_fail_on_not_exist || errno != ENOENT)
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164 | continue;
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165 | /* (only ignored doesn't exist errors fall thru) */
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166 | } else {
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167 | #if !defined(KMK_BUILTIN_STANDALONE) && defined(KBUILD_OS_WINDOWS)
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168 | dir_cache_deleted_directory(*argv);
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169 | #endif
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170 | if (This.vflag)
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171 | kmk_builtin_ctx_printf(pCtx, 0, "%s\n", *argv);
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172 | }
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173 | if (This.pflag)
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174 | errors |= rm_path(&This, *argv);
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175 | }
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176 |
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177 | return errors;
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178 | }
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179 |
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180 | #ifdef KMK_BUILTIN_STANDALONE
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181 | int main(int argc, char **argv, char **envp)
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182 | {
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183 | KMKBUILTINCTX Ctx = { "kmk_rmdir", NULL };
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184 | return kmk_builtin_rmdir(argc, argv, envp, &Ctx);
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185 | }
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186 | #endif
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187 |
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188 | static int
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189 | rm_path(PRMDIRINSTANCE pThis, char *path)
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190 | {
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191 | char *p;
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192 | const size_t len = strlen(path);
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193 | p = alloca(len + 1);
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194 | path = memcpy(p, path, len + 1);
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195 |
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196 | #if defined(_MSC_VER) || defined(__EMX__)
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197 | p = strchr(path, '\\');
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198 | while (p) {
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199 | *p++ = '/';
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200 | p = strchr(p, '\\');
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201 | }
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202 | #endif
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203 |
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204 | p = path + len;
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205 | while (--p > path && *p == '/')
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206 | ;
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207 | *++p = '\0';
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208 | while ((p = strrchr(path, '/')) != NULL) {
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209 | /* Delete trailing slashes. */
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210 | while (--p >= path && *p == '/')
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211 | ;
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212 | *++p = '\0';
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213 | if (p == path)
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214 | break;
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215 | #if defined(_MSC_VER) || defined(__EMX__)
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216 | if (p[-1] == ':' && p - 2 == path)
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217 | break;
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218 | #endif
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219 |
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220 | if (rmdir(path) < 0) {
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221 | if ( pThis->ignore_fail_on_non_empty
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222 | && ( errno == ENOTEMPTY || errno == EPERM || errno == EACCES || errno == EINVAL || errno == EEXIST))
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223 | break;
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224 | if (!pThis->ignore_fail_on_not_exist || errno != ENOENT) {
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225 | warn(pThis->pCtx, "rmdir: %s", path);
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226 | return (1);
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227 | }
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228 | }
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229 | #if defined(KMK) && defined(KBUILD_OS_WINDOWS)
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230 | else {
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231 | dir_cache_deleted_directory(path);
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232 | }
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233 | #endif
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234 | if (pThis->vflag)
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235 | kmk_builtin_ctx_printf(pThis->pCtx, 0, "%s\n", path);
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236 | }
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237 |
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238 | return (0);
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239 | }
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240 |
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241 | static int
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242 | usage(PKMKBUILTINCTX pCtx, int fIsErr)
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243 | {
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244 | kmk_builtin_ctx_printf(pCtx, fIsErr,
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245 | "usage: %s [-pv --ignore-fail-on-non-empty --ignore-fail-on-not-exist] directory ...\n"
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246 | " or: %s --help\n"
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247 | " or: %s --version\n",
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248 | pCtx->pszProgName, pCtx->pszProgName, pCtx->pszProgName);
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249 | return 1;
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250 | }
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251 |
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