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/* 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
*/
/*
* History:
* 93/10/30 - Creation
* 93/11/13 - Replace stat() calls by lstat() to avoid loops
* 94/02/27 - Integrated in Ted's distribution
* 98/12/29 - Display version info only when -V specified (G M Sipe)
*/
#include "libbb.h"
#include "e2fs_lib.h"
enum {
OPT_RECUR = 0x1,
OPT_ALL = 0x2,
OPT_DIRS_OPT = 0x4,
OPT_PF_LONG = 0x8,
OPT_GENERATION = 0x10,
};
static void list_attributes(const char *name)
{
unsigned long fsflags;
unsigned long generation;
if (fgetflags(name, &fsflags) != 0)
goto read_err;
if (option_mask32 & OPT_GENERATION) {
if (fgetversion(name, &generation) != 0)
goto read_err;
printf("%5lu ", 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 lsattr_dir_proc(const char *dir_name, struct dirent *de,
void *private ATTRIBUTE_UNUSED)
{
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 ATTRIBUTE_UNUSED, char **argv)
{
getopt32(argv, "Radlv");
argv += optind;
if (!*argv)
*--argv = (char*)".";
do lsattr_args(*argv++); while (*argv);
return EXIT_SUCCESS;
}
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