diff options
Diffstat (limited to 'chgrp.c')
-rw-r--r-- | chgrp.c | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/chgrp.c b/chgrp.c new file mode 100644 index 000000000..038c665dd --- /dev/null +++ b/chgrp.c | |||
@@ -0,0 +1,89 @@ | |||
1 | /* | ||
2 | * Mini chgrp implementation for busybox | ||
3 | * | ||
4 | * Copyright (C) 1998 by Erik Andersen <andersee@debian.org> | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License as published by | ||
8 | * the Free Software Foundation; either version 2 of the License, or | ||
9 | * (at your option) any later version. | ||
10 | * | ||
11 | * This program is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
14 | * General Public License for more details. | ||
15 | * | ||
16 | * You should have received a copy of the GNU General Public License | ||
17 | * along with this program; if not, write to the Free Software | ||
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
19 | * | ||
20 | */ | ||
21 | |||
22 | #include "internal.h" | ||
23 | #include <grp.h> | ||
24 | #include <stdio.h> | ||
25 | |||
26 | const char chgrp_usage[] = "chgrp [OPTION]... GROUP FILE...\n" | ||
27 | "Change the group membership of each FILE to GROUP.\n" | ||
28 | "\n\tOptions:\n" "\t-R\tchange files and directories recursively\n"; | ||
29 | |||
30 | int chgrp_main(int argc, char **argv) | ||
31 | { | ||
32 | const char *cp; | ||
33 | int gid; | ||
34 | struct group *grp; | ||
35 | struct stat statBuf; | ||
36 | |||
37 | if (argc < 2) { | ||
38 | fprintf(stderr, "Usage: %s %s", *argv, chgrp_usage); | ||
39 | return 1; | ||
40 | } | ||
41 | argc--; | ||
42 | argv++; | ||
43 | |||
44 | cp = argv[1]; | ||
45 | if (isDecimal(*cp)) { | ||
46 | gid = 0; | ||
47 | while (isDecimal(*cp)) | ||
48 | gid = gid * 10 + (*cp++ - '0'); | ||
49 | if (*cp) { | ||
50 | fprintf(stderr, "Bad gid value\n"); | ||
51 | return -1; | ||
52 | } | ||
53 | } else { | ||
54 | grp = getgrnam(cp); | ||
55 | if (grp == NULL) { | ||
56 | fprintf(stderr, "Unknown group name\n"); | ||
57 | return -1; | ||
58 | } | ||
59 | gid = grp->gr_gid; | ||
60 | } | ||
61 | argc--; | ||
62 | argv++; | ||
63 | while (argc-- > 1) { | ||
64 | argv++; | ||
65 | if ((stat(*argv, &statBuf) < 0) || | ||
66 | (chown(*argv, statBuf.st_uid, gid) < 0)) { | ||
67 | perror(*argv); | ||
68 | } | ||
69 | } | ||
70 | return 1; | ||
71 | } | ||
72 | |||
73 | |||
74 | |||
75 | |||
76 | |||
77 | |||
78 | |||
79 | |||
80 | |||
81 | #if 0 | ||
82 | int | ||
83 | recursive(const char *fileName, BOOL followLinks, const char *pattern, | ||
84 | int (*fileAction) (const char *fileName, | ||
85 | const struct stat * statbuf), | ||
86 | int (*dirAction) (const char *fileName, | ||
87 | const struct stat * statbuf)) | ||
88 | |||
89 | #endif | ||