blob: 839df0fd93f8da6016fcef5a0aa9bca456b9c5a0 [file] [log] [blame]
/*
* 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
*/
#include <sys/types.h>
#include <dirent.h>
#ifdef HAVE_ERRNO_H
#include <errno.h>
#endif
#include <fcntl.h>
#ifdef HAVE_GETOPT_H
#include <getopt.h>
#else
extern int optind;
extern char *optarg;
#endif
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <sys/param.h>
#include <sys/stat.h>
#include <linux/ext2_fs.h>
#include "et/com_err.h"
#include "e2p/e2p.h"
#include "../version.h"
const char * program_name = "lsattr";
int all = 0;
int d_opt = 0;
int l_opt = 0;
int recursive = 0;
int v_opt = 0;
static void volatile usage (void)
{
fprintf (stderr, "Usage: %s [-Radlv] [files...]\n", program_name);
exit (1);
}
static void list_attributes (const char * name)
{
unsigned long flags;
unsigned long version;
if (fgetflags (name, &flags) == -1)
com_err (program_name, errno, "While reading flags on %s",
name);
else if (fgetversion (name, &version) == -1)
com_err (program_name, errno, "While reading version on %s",
name);
else
{
if (v_opt)
printf ("%5lu ", version);
print_flags (stdout, flags, l_opt);
printf (" %s\n", name);
}
}
static int lsattr_dir_proc (const char *, struct dirent *, void *);
static void lsattr_args (const char * name)
{
struct stat st;
if (lstat (name, &st) == -1)
com_err (program_name, errno, "while stating %s", name);
else
{
if (S_ISDIR(st.st_mode) && !d_opt)
iterate_on_dir (name, lsattr_dir_proc, (void *) NULL);
else
list_attributes (name);
}
}
static int lsattr_dir_proc (const char * dir_name, struct dirent * de, void * private)
{
struct stat st;
char *path;
path = malloc(strlen (dir_name) + 1 + strlen (de->d_name) + 1);
sprintf (path, "%s/%s", dir_name, de->d_name);
if (lstat (path, &st) == -1)
perror (path);
else {
if (de->d_name[0] != '.' || all) {
list_attributes (path);
if (S_ISDIR(st.st_mode) && recursive &&
strcmp(de->d_name, ".") &&
strcmp(de->d_name, "..")) {
printf ("\n%s:\n", path);
iterate_on_dir (path, lsattr_dir_proc,
(void *) NULL);
printf ("\n");
}
}
}
free(path);
return 0;
}
int main (int argc, char ** argv)
{
int c;
int i;
fprintf (stderr, "lsattr %s, %s for EXT2 FS %s, %s\n",
E2FSPROGS_VERSION, E2FSPROGS_DATE,
EXT2FS_VERSION, EXT2FS_DATE);
if (argc && *argv)
program_name = *argv;
while ((c = getopt (argc, argv, "Radlv")) != EOF)
switch (c)
{
case 'R':
recursive = 1;
break;
case 'a':
all = 1;
break;
case 'd':
d_opt = 1;
break;
case 'l':
l_opt = 1;
break;
case 'v':
v_opt = 1;
break;
default:
usage ();
}
if (optind > argc - 1)
lsattr_args (".");
else
for (i = optind; i < argc; i++)
lsattr_args (argv[i]);
exit(0);
}