source: trunk/src/kmk/kmkbuiltin/rmdir.c@ 3686

Last change on this file since 3686 was 3216, checked in by bird, 8 years ago

kmk_rm, kmk_rmdir: changed to use getopt_r.
  • Property svn:eol-style set to native
File size: 7.9 KB
Line 
1/*-
2 * Copyright (c) 1992, 1993, 1994
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 4. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30#if 0
31#ifndef lint
32static char const copyright[] =
33"@(#) Copyright (c) 1992, 1993, 1994\n\
34 The Regents of the University of California. All rights reserved.\n";
35#endif /* not lint */
36
37#ifndef lint
38static char sccsid[] = "@(#)rmdir.c 8.3 (Berkeley) 4/2/94";
39#endif /* not lint */
40#endif
41#if 0
42#include <sys/cdefs.h>
43__FBSDID("$FreeBSD: src/bin/rmdir/rmdir.c,v 1.20 2005/01/26 06:51:28 ssouhlal Exp $");
44#endif
45
46
47/*********************************************************************************************************************************
48* Header Files *
49*********************************************************************************************************************************/
50#define FAKES_NO_GETOPT_H /* bird */
51#include "config.h"
52#include "err.h"
53#include <stdio.h>
54#include <stdlib.h>
55#include <string.h>
56#include <errno.h>
57#include <unistd.h>
58#ifdef HAVE_ALLOCA_H
59# include <alloca.h>
60#endif
61#include "getopt_r.h"
62#include "kmkbuiltin.h"
63
64#ifdef _MSC_VER
65# include "mscfakes.h"
66#endif
67
68
69/*********************************************************************************************************************************
70* Structures and Typedefs *
71*********************************************************************************************************************************/
72typedef struct RMDIRINSTANCE
73{
74 PKMKBUILTINCTX pCtx;
75 int pflag;
76 int vflag;
77 int ignore_fail_on_non_empty;
78 int ignore_fail_on_not_exist;
79} RMDIRINSTANCE;
80typedef RMDIRINSTANCE *PRMDIRINSTANCE;
81
82
83/*********************************************************************************************************************************
84* Global Variables *
85*********************************************************************************************************************************/
86static struct option long_options[] =
87{
88 { "help", no_argument, 0, 262 },
89 { "ignore-fail-on-non-empty", no_argument, 0, 260 },
90 { "ignore-fail-on-not-exist", no_argument, 0, 261 },
91 { "parents", no_argument, 0, 'p' },
92 { "verbose", no_argument, 0, 'v' },
93 { "version", no_argument, 0, 263 },
94 { 0, 0, 0, 0 },
95};
96
97
98
99/*********************************************************************************************************************************
100* Internal Functions *
101*********************************************************************************************************************************/
102#if !defined(KMK_BUILTIN_STANDALONE) && defined(KBUILD_OS_WINDOWS)
103extern int dir_cache_deleted_directory(const char *pszDir);
104#endif
105static int rm_path(PRMDIRINSTANCE, char *);
106static int usage(PKMKBUILTINCTX, int);
107
108
109int
110kmk_builtin_rmdir(int argc, char **argv, char **envp, PKMKBUILTINCTX pCtx)
111{
112 RMDIRINSTANCE This;
113 struct getopt_state_r gos;
114 int ch, errors;
115
116 /* Initialize global instance. */
117 This.pCtx = pCtx;
118 This.ignore_fail_on_not_exist = 0;
119 This.ignore_fail_on_non_empty = 0;
120 This.vflag = 0;
121 This.pflag = 0;
122
123 getopt_initialize_r(&gos, argc, argv, "pv", long_options, envp, pCtx);
124 while ((ch = getopt_long_r(&gos, NULL)) != -1)
125 switch(ch) {
126 case 'p':
127 This.pflag = 1;
128 break;
129 case 'v':
130 This.vflag = 1;
131 break;
132 case 260:
133 This.ignore_fail_on_non_empty = 1;
134 break;
135 case 261:
136 This.ignore_fail_on_not_exist = 1;
137 break;
138 case 262:
139 usage(pCtx, 0);
140 return 0;
141 case 263:
142 return kbuild_version(argv[0]);
143 case '?':
144 default:
145 return usage(pCtx, 1);
146 }
147 argc -= gos.optind;
148 argv += gos.optind;
149
150 if (argc == 0)
151 return /*usage(stderr)*/0;
152
153 for (errors = 0; *argv; argv++) {
154 if (rmdir(*argv) < 0) {
155 if ( ( !This.ignore_fail_on_non_empty
156 || (errno != ENOTEMPTY && errno != EPERM && errno != EACCES && errno != EINVAL && errno != EEXIST))
157 && ( !This.ignore_fail_on_not_exist
158 || errno != ENOENT)) {
159 warn(pCtx, "rmdir: %s", *argv);
160 errors = 1;
161 continue;
162 }
163 if (!This.ignore_fail_on_not_exist || errno != ENOENT)
164 continue;
165 /* (only ignored doesn't exist errors fall thru) */
166 } else {
167#if !defined(KMK_BUILTIN_STANDALONE) && defined(KBUILD_OS_WINDOWS)
168 dir_cache_deleted_directory(*argv);
169#endif
170 if (This.vflag)
171 kmk_builtin_ctx_printf(pCtx, 0, "%s\n", *argv);
172 }
173 if (This.pflag)
174 errors |= rm_path(&This, *argv);
175 }
176
177 return errors;
178}
179
180#ifdef KMK_BUILTIN_STANDALONE
181int main(int argc, char **argv, char **envp)
182{
183 KMKBUILTINCTX Ctx = { "kmk_rmdir", NULL };
184 return kmk_builtin_rmdir(argc, argv, envp, &Ctx);
185}
186#endif
187
188static int
189rm_path(PRMDIRINSTANCE pThis, char *path)
190{
191 char *p;
192 const size_t len = strlen(path);
193 p = alloca(len + 1);
194 path = memcpy(p, path, len + 1);
195
196#if defined(_MSC_VER) || defined(__EMX__)
197 p = strchr(path, '\\');
198 while (p) {
199 *p++ = '/';
200 p = strchr(p, '\\');
201 }
202#endif
203
204 p = path + len;
205 while (--p > path && *p == '/')
206 ;
207 *++p = '\0';
208 while ((p = strrchr(path, '/')) != NULL) {
209 /* Delete trailing slashes. */
210 while (--p >= path && *p == '/')
211 ;
212 *++p = '\0';
213 if (p == path)
214 break;
215#if defined(_MSC_VER) || defined(__EMX__)
216 if (p[-1] == ':' && p - 2 == path)
217 break;
218#endif
219
220 if (rmdir(path) < 0) {
221 if ( pThis->ignore_fail_on_non_empty
222 && ( errno == ENOTEMPTY || errno == EPERM || errno == EACCES || errno == EINVAL || errno == EEXIST))
223 break;
224 if (!pThis->ignore_fail_on_not_exist || errno != ENOENT) {
225 warn(pThis->pCtx, "rmdir: %s", path);
226 return (1);
227 }
228 }
229#if defined(KMK) && defined(KBUILD_OS_WINDOWS)
230 else {
231 dir_cache_deleted_directory(path);
232 }
233#endif
234 if (pThis->vflag)
235 kmk_builtin_ctx_printf(pThis->pCtx, 0, "%s\n", path);
236 }
237
238 return (0);
239}
240
241static int
242usage(PKMKBUILTINCTX pCtx, int fIsErr)
243{
244 kmk_builtin_ctx_printf(pCtx, fIsErr,
245 "usage: %s [-pv --ignore-fail-on-non-empty --ignore-fail-on-not-exist] directory ...\n"
246 " or: %s --help\n"
247 " or: %s --version\n",
248 pCtx->pszProgName, pCtx->pszProgName, pCtx->pszProgName);
249 return 1;
250}
251
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