Contents of /trunk/mkinitrd-magellan/busybox/e2fsprogs/lsattr.c
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Sat Sep 1 22:45:15 2007 UTC (17 years ago) by niro
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Sat Sep 1 22:45:15 2007 UTC (17 years ago) by niro
File MIME type: text/plain
File size: 2416 byte(s)
-import if magellan mkinitrd; it is a fork of redhats mkinitrd-5.0.8 with all magellan patches and features; deprecates magellan-src/mkinitrd
1 | /* vi: set sw=4 ts=4: */ |
2 | /* |
3 | * lsattr.c - List file attributes on an ext2 file system |
4 | * |
5 | * Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr> |
6 | * Laboratoire MASI, Institut Blaise Pascal |
7 | * Universite Pierre et Marie Curie (Paris VI) |
8 | * |
9 | * This file can be redistributed under the terms of the GNU General |
10 | * Public License |
11 | */ |
12 | |
13 | /* |
14 | * History: |
15 | * 93/10/30 - Creation |
16 | * 93/11/13 - Replace stat() calls by lstat() to avoid loops |
17 | * 94/02/27 - Integrated in Ted's distribution |
18 | * 98/12/29 - Display version info only when -V specified (G M Sipe) |
19 | */ |
20 | |
21 | #include "busybox.h" |
22 | #include "e2fs_lib.h" |
23 | |
24 | enum { |
25 | OPT_RECUR = 0x1, |
26 | OPT_ALL = 0x2, |
27 | OPT_DIRS_OPT = 0x4, |
28 | OPT_PF_LONG = 0x8, |
29 | OPT_GENERATION = 0x10, |
30 | }; |
31 | |
32 | static void list_attributes(const char *name) |
33 | { |
34 | unsigned long fsflags; |
35 | unsigned long generation; |
36 | |
37 | if (fgetflags(name, &fsflags) == -1) |
38 | goto read_err; |
39 | |
40 | if (option_mask32 & OPT_GENERATION) { |
41 | if (fgetversion(name, &generation) == -1) |
42 | goto read_err; |
43 | printf("%5lu ", generation); |
44 | } |
45 | |
46 | if (option_mask32 & OPT_PF_LONG) { |
47 | printf("%-28s ", name); |
48 | print_flags(stdout, fsflags, PFOPT_LONG); |
49 | puts(""); |
50 | } else { |
51 | print_flags(stdout, fsflags, 0); |
52 | printf(" %s\n", name); |
53 | } |
54 | |
55 | return; |
56 | read_err: |
57 | bb_perror_msg("reading %s", name); |
58 | } |
59 | |
60 | static int lsattr_dir_proc(const char *dir_name, struct dirent *de, |
61 | void *private) |
62 | { |
63 | struct stat st; |
64 | char *path; |
65 | |
66 | path = concat_path_file(dir_name, de->d_name); |
67 | |
68 | if (lstat(path, &st) == -1) |
69 | bb_perror_msg("stat %s", path); |
70 | |
71 | else if (de->d_name[0] != '.' || (option_mask32 & OPT_ALL)) { |
72 | list_attributes(path); |
73 | if (S_ISDIR(st.st_mode) && (option_mask32 & OPT_RECUR) |
74 | && (de->d_name[0] != '.' |
75 | || (de->d_name[1] != '\0' && NOT_LONE_CHAR(de->d_name+1, '.'))) |
76 | ) { |
77 | printf("\n%s:\n", path); |
78 | iterate_on_dir(path, lsattr_dir_proc, NULL); |
79 | puts(""); |
80 | } |
81 | } |
82 | |
83 | free(path); |
84 | |
85 | return 0; |
86 | } |
87 | |
88 | static void lsattr_args(const char *name) |
89 | { |
90 | struct stat st; |
91 | |
92 | if (lstat(name, &st) == -1) { |
93 | bb_perror_msg("stat %s", name); |
94 | } else if (S_ISDIR(st.st_mode) && !(option_mask32 & OPT_DIRS_OPT)) { |
95 | iterate_on_dir(name, lsattr_dir_proc, NULL); |
96 | } else { |
97 | list_attributes(name); |
98 | } |
99 | } |
100 | |
101 | int lsattr_main(int argc, char **argv) |
102 | { |
103 | getopt32(argc, argv, "Radlv"); |
104 | argv += optind; |
105 | |
106 | if (!*argv) |
107 | lsattr_args("."); |
108 | else { |
109 | while (*argv) |
110 | lsattr_args(*argv++); |
111 | } |
112 | |
113 | return EXIT_SUCCESS; |
114 | } |