526b834790
function old new delta fgetsetprojid - 107 +107 list_attributes 169 222 +53 change_attributes 277 326 +49 chattr_main 272 307 +35 close_silently - 22 +22 .rodata 103378 103393 +15 packed_usage 33658 33666 +8 fgetsetversion 88 74 -14 fgetsetflags 162 148 -14 ------------------------------------------------------------------------------ (add/remove: 2/0 grow/shrink: 5/2 up/down: 289/-28) Total: 261 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
133 lines
3.2 KiB
C
133 lines
3.2 KiB
C
/* vi: set sw=4 ts=4: */
|
|
/*
|
|
* lsattr.c - List file attributes on an ext2 file system
|
|
*
|
|
* Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr>
|
|
* Laboratoire MASI, Institut Blaise Pascal
|
|
* Universite Pierre et Marie Curie (Paris VI)
|
|
*
|
|
* This file can be redistributed under the terms of the GNU General
|
|
* Public License
|
|
*/
|
|
//config:config LSATTR
|
|
//config: bool "lsattr (5.5 kb)"
|
|
//config: default y
|
|
//config: help
|
|
//config: lsattr lists the file attributes on a second extended file system.
|
|
|
|
//applet:IF_LSATTR(APPLET_NOEXEC(lsattr, lsattr, BB_DIR_BIN, BB_SUID_DROP, lsattr))
|
|
/* ls is NOEXEC, so we should be too! ;) */
|
|
|
|
//kbuild:lib-$(CONFIG_LSATTR) += lsattr.o e2fs_lib.o
|
|
|
|
//usage:#define lsattr_trivial_usage
|
|
//usage: "[-Radlpv] [FILE]..."
|
|
//usage:#define lsattr_full_usage "\n\n"
|
|
//usage: "List ext2 file attributes\n"
|
|
//usage: "\n -R Recurse"
|
|
//usage: "\n -a Include names starting with ."
|
|
//usage: "\n -d List directory names, not contents"
|
|
// -a,-d text should match ls --help
|
|
//usage: "\n -l List long flag names"
|
|
//usage: "\n -p List project ID"
|
|
//usage: "\n -v List version/generation number"
|
|
|
|
#include "libbb.h"
|
|
#include "e2fs_lib.h"
|
|
|
|
enum {
|
|
OPT_RECUR = 1 << 0,
|
|
OPT_ALL = 1 << 1,
|
|
OPT_DIRS_OPT = 1 << 2,
|
|
OPT_PF_LONG = 1 << 3,
|
|
OPT_GENERATION = 1 << 4,
|
|
OPT_PROJID = 1 << 5,
|
|
};
|
|
|
|
static void list_attributes(const char *name)
|
|
{
|
|
unsigned long fsflags;
|
|
|
|
if (fgetflags(name, &fsflags) != 0)
|
|
goto read_err;
|
|
|
|
if (option_mask32 & OPT_PROJID) {
|
|
uint32_t p;
|
|
if (fgetprojid(name, &p) != 0)
|
|
goto read_err;
|
|
printf("%5lu ", (unsigned long)p);
|
|
}
|
|
|
|
if (option_mask32 & OPT_GENERATION) {
|
|
unsigned long generation;
|
|
if (fgetversion(name, &generation) != 0)
|
|
goto read_err;
|
|
printf("%-10lu ", generation);
|
|
}
|
|
|
|
if (option_mask32 & OPT_PF_LONG) {
|
|
printf("%-28s ", name);
|
|
print_e2flags(stdout, fsflags, PFOPT_LONG);
|
|
bb_putchar('\n');
|
|
} else {
|
|
print_e2flags(stdout, fsflags, 0);
|
|
printf(" %s\n", name);
|
|
}
|
|
|
|
return;
|
|
read_err:
|
|
bb_perror_msg("reading %s", name);
|
|
}
|
|
|
|
static int FAST_FUNC lsattr_dir_proc(const char *dir_name,
|
|
struct dirent *de,
|
|
void *private UNUSED_PARAM)
|
|
{
|
|
struct stat st;
|
|
char *path;
|
|
|
|
path = concat_path_file(dir_name, de->d_name);
|
|
|
|
if (lstat(path, &st) != 0)
|
|
bb_perror_msg("stat %s", path);
|
|
else if (de->d_name[0] != '.' || (option_mask32 & OPT_ALL)) {
|
|
list_attributes(path);
|
|
if (S_ISDIR(st.st_mode) && (option_mask32 & OPT_RECUR)
|
|
&& !DOT_OR_DOTDOT(de->d_name)
|
|
) {
|
|
printf("\n%s:\n", path);
|
|
iterate_on_dir(path, lsattr_dir_proc, NULL);
|
|
bb_putchar('\n');
|
|
}
|
|
}
|
|
|
|
free(path);
|
|
return 0;
|
|
}
|
|
|
|
static void lsattr_args(const char *name)
|
|
{
|
|
struct stat st;
|
|
|
|
if (lstat(name, &st) == -1) {
|
|
bb_perror_msg("stat %s", name);
|
|
} else if (S_ISDIR(st.st_mode) && !(option_mask32 & OPT_DIRS_OPT)) {
|
|
iterate_on_dir(name, lsattr_dir_proc, NULL);
|
|
} else {
|
|
list_attributes(name);
|
|
}
|
|
}
|
|
|
|
int lsattr_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
|
|
int lsattr_main(int argc UNUSED_PARAM, char **argv)
|
|
{
|
|
getopt32(argv, "Radlvp");
|
|
argv += optind;
|
|
|
|
if (!*argv)
|
|
*--argv = (char*)".";
|
|
do lsattr_args(*argv++); while (*argv);
|
|
|
|
return EXIT_SUCCESS;
|
|
}
|