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author | nobody <nobody@localhost> | 2004-10-13 09:42:10 +0000 |
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committer | nobody <nobody@localhost> | 2004-10-13 09:42:10 +0000 |
commit | 8c59a0bf0e9e2d87b0ff273ea3f0bf05bbbf6373 (patch) | |
tree | 1826706cd4fd009fcd14f4f8021005ec8ec0fa59 /busybox/coreutils/mv.c | |
download | busybox-w32-8c59a0bf0e9e2d87b0ff273ea3f0bf05bbbf6373.tar.gz busybox-w32-8c59a0bf0e9e2d87b0ff273ea3f0bf05bbbf6373.tar.bz2 busybox-w32-8c59a0bf0e9e2d87b0ff273ea3f0bf05bbbf6373.zip |
This commit was manufactured by cvs2svn to create tag 'busybox_1_00'.
Diffstat (limited to 'busybox/coreutils/mv.c')
-rw-r--r-- | busybox/coreutils/mv.c | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/busybox/coreutils/mv.c b/busybox/coreutils/mv.c new file mode 100644 index 000000000..4f08dedc0 --- /dev/null +++ b/busybox/coreutils/mv.c | |||
@@ -0,0 +1,139 @@ | |||
1 | /* vi: set sw=4 ts=4: */ | ||
2 | /* | ||
3 | * Mini mv implementation for busybox | ||
4 | * | ||
5 | * Copyright (C) 2000 by Matt Kraai <kraai@alumni.carnegiemellon.edu> | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or modify | ||
8 | * it under the terms of the GNU General Public License as published by | ||
9 | * the Free Software Foundation; either version 2 of the License, or | ||
10 | * (at your option) any later version. | ||
11 | * | ||
12 | * This program is distributed in the hope that it will be useful, | ||
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
15 | * General Public License for more details. | ||
16 | * | ||
17 | * You should have received a copy of the GNU General Public License | ||
18 | * along with this program; if not, write to the Free Software | ||
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
20 | * | ||
21 | */ | ||
22 | |||
23 | /* Mar 16, 2003 Manuel Novoa III (mjn3@codepoet.org) | ||
24 | * | ||
25 | * Size reduction and improved error checking. | ||
26 | */ | ||
27 | |||
28 | #include <sys/types.h> | ||
29 | #include <sys/stat.h> | ||
30 | #include <unistd.h> | ||
31 | #include <dirent.h> | ||
32 | #include <errno.h> | ||
33 | #include <stdlib.h> | ||
34 | #include <getopt.h> | ||
35 | #include "busybox.h" | ||
36 | #include "libcoreutils/coreutils.h" | ||
37 | |||
38 | static const struct option mv_long_options[] = { | ||
39 | { "interactive", 0, NULL, 'i' }, | ||
40 | { "force", 0, NULL, 'f' }, | ||
41 | { 0, 0, 0, 0 } | ||
42 | }; | ||
43 | |||
44 | #define OPT_FILEUTILS_FORCE 1 | ||
45 | #define OPT_FILEUTILS_INTERACTIVE 2 | ||
46 | |||
47 | static const char fmt[] = "cannot overwrite %sdirectory with %sdirectory"; | ||
48 | |||
49 | extern int mv_main(int argc, char **argv) | ||
50 | { | ||
51 | struct stat dest_stat; | ||
52 | const char *last; | ||
53 | const char *dest; | ||
54 | unsigned long flags; | ||
55 | int dest_exists; | ||
56 | int status = 0; | ||
57 | |||
58 | bb_applet_long_options = mv_long_options; | ||
59 | bb_opt_complementaly = "f-i:i-f"; | ||
60 | flags = bb_getopt_ulflags(argc, argv, "fi"); | ||
61 | if (optind + 2 > argc) { | ||
62 | bb_show_usage(); | ||
63 | } | ||
64 | |||
65 | last = argv[argc - 1]; | ||
66 | argv += optind; | ||
67 | |||
68 | if (optind + 2 == argc) { | ||
69 | if ((dest_exists = cp_mv_stat(last, &dest_stat)) < 0) { | ||
70 | return 1; | ||
71 | } | ||
72 | |||
73 | if (!(dest_exists & 2)) { | ||
74 | dest = last; | ||
75 | goto DO_MOVE; | ||
76 | } | ||
77 | } | ||
78 | |||
79 | do { | ||
80 | dest = concat_path_file(last, bb_get_last_path_component(*argv)); | ||
81 | |||
82 | if ((dest_exists = cp_mv_stat(dest, &dest_stat)) < 0) { | ||
83 | goto RET_1; | ||
84 | } | ||
85 | |||
86 | DO_MOVE: | ||
87 | |||
88 | if (dest_exists && !(flags & OPT_FILEUTILS_FORCE) && | ||
89 | ((access(dest, W_OK) < 0 && isatty(0)) || | ||
90 | (flags & OPT_FILEUTILS_INTERACTIVE))) { | ||
91 | if (fprintf(stderr, "mv: overwrite `%s'? ", dest) < 0) { | ||
92 | goto RET_1; /* Ouch! fprintf failed! */ | ||
93 | } | ||
94 | if (!bb_ask_confirmation()) { | ||
95 | goto RET_0; | ||
96 | } | ||
97 | } | ||
98 | if (rename(*argv, dest) < 0) { | ||
99 | struct stat source_stat; | ||
100 | int source_exists; | ||
101 | |||
102 | if (errno != EXDEV) { | ||
103 | bb_perror_msg("unable to rename `%s'", *argv); | ||
104 | } | ||
105 | else if ((source_exists = cp_mv_stat(*argv, &source_stat)) >= 0) { | ||
106 | if (dest_exists) { | ||
107 | if (dest_exists == 3) { | ||
108 | if (source_exists != 3) { | ||
109 | bb_error_msg(fmt, "", "non-"); | ||
110 | goto RET_1; | ||
111 | } | ||
112 | } else { | ||
113 | if (source_exists == 3) { | ||
114 | bb_error_msg(fmt, "non-", ""); | ||
115 | goto RET_1; | ||
116 | } | ||
117 | } | ||
118 | if (unlink(dest) < 0) { | ||
119 | bb_perror_msg("cannot remove `%s'", dest); | ||
120 | goto RET_1; | ||
121 | } | ||
122 | } | ||
123 | if ((copy_file(*argv, dest, | ||
124 | FILEUTILS_RECUR | FILEUTILS_PRESERVE_STATUS) >= 0) && | ||
125 | (remove_file(*argv, FILEUTILS_RECUR | FILEUTILS_FORCE) >= 0)) { | ||
126 | goto RET_0; | ||
127 | } | ||
128 | } | ||
129 | RET_1: | ||
130 | status = 1; | ||
131 | } | ||
132 | RET_0: | ||
133 | if (dest != last) { | ||
134 | free((void *) dest); | ||
135 | } | ||
136 | } while (*++argv != last); | ||
137 | |||
138 | return (status); | ||
139 | } | ||