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194 lines
3.9 KiB
C
194 lines
3.9 KiB
C
/*
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* lsattr.c - List file attributes on an ext2 file system
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*
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* Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr>
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* Laboratoire MASI, Institut Blaise Pascal
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* Universite Pierre et Marie Curie (Paris VI)
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*
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* This file can be redistributed under the terms of the GNU General
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* Public License
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*/
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/*
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* History:
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* 93/10/30 - Creation
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* 93/11/13 - Replace stat() calls by lstat() to avoid loops
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* 94/02/27 - Integrated in Ted's distribution
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* 98/12/29 - Display version info only when -V specified (G M Sipe)
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*/
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#include <sys/types.h>
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#include <dirent.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <getopt.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/param.h>
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#include <sys/stat.h>
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#include <ext2fs/ext2_fs.h>
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#include "e2fsbb.h"
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#include "e2p/e2p.h"
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#ifdef __GNUC__
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#define EXT2FS_ATTR(x) __attribute__(x)
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#else
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#define EXT2FS_ATTR(x)
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#endif
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static int all;
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static int dirs_opt;
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static unsigned pf_options;
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static int recursive;
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static int verbose;
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static int generation_opt;
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#ifdef _LFS64_LARGEFILE
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#define LSTAT lstat64
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#define STRUCT_STAT struct stat64
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#else
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#define LSTAT lstat
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#define STRUCT_STAT struct stat
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#endif
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#if 0
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static void usage(void)
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{
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fprintf(stderr, _("Usage: %s [-RVadlv] [files...]\n"), program_name);
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exit(1);
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}
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#endif
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static void list_attributes (const char * name)
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{
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unsigned long flags;
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unsigned long generation;
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if (fgetflags (name, &flags) == -1) {
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com_err (program_name, errno, _("While reading flags on %s"),
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name);
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return;
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}
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if (generation_opt) {
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if (fgetversion (name, &generation) == -1) {
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com_err (program_name, errno,
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_("While reading version on %s"),
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name);
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return;
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}
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printf ("%5lu ", generation);
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}
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if (pf_options & PFOPT_LONG) {
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printf("%-28s ", name);
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print_flags(stdout, flags, pf_options);
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fputc('\n', stdout);
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} else {
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print_flags(stdout, flags, pf_options);
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printf(" %s\n", name);
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}
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}
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static int lsattr_dir_proc (const char *, struct dirent *, void *);
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static void lsattr_args (const char * name)
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{
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STRUCT_STAT st;
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if (LSTAT (name, &st) == -1)
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com_err (program_name, errno, _("while trying to stat %s"),
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name);
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else {
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if (S_ISDIR(st.st_mode) && !dirs_opt)
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iterate_on_dir (name, lsattr_dir_proc, NULL);
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else
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list_attributes (name);
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}
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}
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static int lsattr_dir_proc (const char * dir_name, struct dirent * de,
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void * private EXT2FS_ATTR((unused)))
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{
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STRUCT_STAT st;
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char *path;
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int dir_len = strlen(dir_name);
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path = malloc(dir_len + strlen (de->d_name) + 2);
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if (dir_len && dir_name[dir_len-1] == '/')
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sprintf (path, "%s%s", dir_name, de->d_name);
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else
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sprintf (path, "%s/%s", dir_name, de->d_name);
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if (LSTAT (path, &st) == -1)
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perror (path);
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else {
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if (de->d_name[0] != '.' || all) {
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list_attributes (path);
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if (S_ISDIR(st.st_mode) && recursive &&
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strcmp(de->d_name, ".") &&
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strcmp(de->d_name, "..")) {
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printf ("\n%s:\n", path);
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iterate_on_dir (path, lsattr_dir_proc, NULL);
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printf ("\n");
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}
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}
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}
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free(path);
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return 0;
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}
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int lsattr_main (int argc, char ** argv)
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{
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int c;
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int i;
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#ifdef ENABLE_NLS
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setlocale(LC_MESSAGES, "");
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setlocale(LC_CTYPE, "");
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bindtextdomain(NLS_CAT_NAME, LOCALEDIR);
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textdomain(NLS_CAT_NAME);
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#endif
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#if 0
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if (argc && *argv)
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program_name = *argv;
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#endif
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while ((c = getopt (argc, argv, "Radlv")) != EOF)
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switch (c)
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{
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case 'R':
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recursive = 1;
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break;
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case 'V':
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verbose = 1;
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break;
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case 'a':
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all = 1;
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break;
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case 'd':
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dirs_opt = 1;
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break;
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case 'l':
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pf_options = PFOPT_LONG;
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break;
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case 'v':
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generation_opt = 1;
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break;
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default:
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usage();
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}
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#if 0
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if (verbose)
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fprintf (stderr, "lsattr %s (%s)\n",
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E2FSPROGS_VERSION, E2FSPROGS_DATE);
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#endif
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if (optind > argc - 1)
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lsattr_args (".");
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else
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for (i = optind; i < argc; i++)
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lsattr_args (argv[i]);
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exit(0);
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}
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