1 /* vi: set sw=4 ts=4: */
3 * lsattr.c - List file attributes on an ext2 file system
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)
9 * This file can be redistributed under the terms of the GNU General
12 //config:config LSATTR
13 //config: bool "lsattr"
15 //config: select PLATFORM_LINUX
17 //config: lsattr lists the file attributes on a second extended file system.
19 //applet:IF_LSATTR(APPLET(lsattr, BB_DIR_BIN, BB_SUID_DROP))
21 //kbuild:lib-$(CONFIG_LSATTR) += lsattr.o e2fs_lib.o
23 //usage:#define lsattr_trivial_usage
24 //usage: "[-Radlv] [FILE]..."
25 //usage:#define lsattr_full_usage "\n\n"
26 //usage: "List ext2 file attributes\n"
27 //usage: "\n -R Recurse"
28 //usage: "\n -a Don't hide entries starting with ."
29 //usage: "\n -d List directory entries instead of contents"
30 //usage: "\n -l List long flag names"
31 //usage: "\n -v List version/generation number"
41 OPT_GENERATION = 0x10,
44 static void list_attributes(const char *name)
46 unsigned long fsflags;
47 unsigned long generation;
49 if (fgetflags(name, &fsflags) != 0)
52 if (option_mask32 & OPT_GENERATION) {
53 if (fgetversion(name, &generation) != 0)
55 printf("%5lu ", generation);
58 if (option_mask32 & OPT_PF_LONG) {
59 printf("%-28s ", name);
60 print_e2flags(stdout, fsflags, PFOPT_LONG);
63 print_e2flags(stdout, fsflags, 0);
64 printf(" %s\n", name);
69 bb_perror_msg("reading %s", name);
72 static int FAST_FUNC lsattr_dir_proc(const char *dir_name,
74 void *private UNUSED_PARAM)
79 path = concat_path_file(dir_name, de->d_name);
81 if (lstat(path, &st) != 0)
82 bb_perror_msg("stat %s", path);
83 else if (de->d_name[0] != '.' || (option_mask32 & OPT_ALL)) {
84 list_attributes(path);
85 if (S_ISDIR(st.st_mode) && (option_mask32 & OPT_RECUR)
86 && !DOT_OR_DOTDOT(de->d_name)
88 printf("\n%s:\n", path);
89 iterate_on_dir(path, lsattr_dir_proc, NULL);
98 static void lsattr_args(const char *name)
102 if (lstat(name, &st) == -1) {
103 bb_perror_msg("stat %s", name);
104 } else if (S_ISDIR(st.st_mode) && !(option_mask32 & OPT_DIRS_OPT)) {
105 iterate_on_dir(name, lsattr_dir_proc, NULL);
107 list_attributes(name);
111 int lsattr_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
112 int lsattr_main(int argc UNUSED_PARAM, char **argv)
114 getopt32(argv, "Radlv");
118 *--argv = (char*)".";
119 do lsattr_args(*argv++); while (*argv);