Fix header file usage -- there were many unnecessary header files included in
[oweals/busybox.git] / coreutils / rm.c
1 /* vi: set sw=4 ts=4: */
2 /*
3  * Mini rm implementation for busybox
4  *
5  *
6  * Copyright (C) 1999,2000 by Lineo, inc.
7  * Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * This program is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17  * General Public License for more details.
18  *
19  * You should have received a copy of the GNU General Public License
20  * along with this program; if not, write to the Free Software
21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22  *
23  */
24
25 #include "busybox.h"
26 #include <stdio.h>
27 #include <time.h>
28 #include <utime.h>
29 #include <dirent.h>
30 #include <errno.h>
31 #include <unistd.h>
32 #include <stdlib.h>
33
34 static int recursiveFlag = FALSE;
35 static int forceFlag = FALSE;
36 static const char *srcName;
37
38
39 static int fileAction(const char *fileName, struct stat *statbuf, void* junk)
40 {
41         if (unlink(fileName) < 0) {
42                 perror_msg("%s", fileName);
43                 return (FALSE);
44         }
45         return (TRUE);
46 }
47
48 static int dirAction(const char *fileName, struct stat *statbuf, void* junk)
49 {
50         if (recursiveFlag == FALSE) {
51                 errno = EISDIR;
52                 perror_msg("%s", fileName);
53                 return (FALSE);
54         } 
55         if (rmdir(fileName) < 0) {
56                 perror_msg("%s", fileName);
57                 return (FALSE);
58         }
59         return (TRUE);
60 }
61
62 extern int rm_main(int argc, char **argv)
63 {
64         int status = EXIT_SUCCESS;
65         int stopIt=FALSE;
66         struct stat statbuf;
67
68         argc--;
69         argv++;
70
71         /* Parse any options */
72         while (argc > 0 && stopIt == FALSE) {
73                 if (**argv == '-') {
74                         while (*++(*argv))
75                                 switch (**argv) {
76                                         case 'R':
77                                         case 'r':
78                                                 recursiveFlag = TRUE;
79                                                 break;
80                                         case 'f':
81                                                 forceFlag = TRUE;
82                                                 break;
83                                         case '-':
84                                                 stopIt = TRUE;
85                                                 break;
86                                         default:
87                                                 usage(rm_usage);
88                                 }
89                         argc--;
90                         argv++;
91                 }
92                 else
93                         break;
94         }
95
96         if (argc < 1 && forceFlag == FALSE) {
97                 usage(rm_usage);
98         }
99
100         while (argc-- > 0) {
101                 srcName = *(argv++);
102                 if (forceFlag == TRUE && lstat(srcName, &statbuf) != 0
103                         && errno == ENOENT) {
104                         /* do not reports errors for non-existent files if -f, just skip them */
105                 } else {
106                         if (recursive_action(srcName, recursiveFlag, FALSE,
107                                                                 TRUE, fileAction, dirAction, NULL) == FALSE) {
108                                 status = EXIT_FAILURE;
109                         }
110                 }
111         }
112         return status;
113 }