Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 1 | /* |
| 2 | * lsattr.c - List file attributes on an ext2 file system |
| 3 | * |
| 4 | * Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr> |
| 5 | * Laboratoire MASI, Institut Blaise Pascal |
| 6 | * Universite Pierre et Marie Curie (Paris VI) |
| 7 | * |
| 8 | * This file can be redistributed under the terms of the GNU General |
| 9 | * Public License |
| 10 | */ |
| 11 | |
| 12 | /* |
| 13 | * History: |
| 14 | * 93/10/30 - Creation |
| 15 | * 93/11/13 - Replace stat() calls by lstat() to avoid loops |
| 16 | * 94/02/27 - Integrated in Ted's distribution |
| 17 | */ |
| 18 | |
Theodore Ts'o | a418d3a | 1997-04-26 14:00:26 +0000 | [diff] [blame^] | 19 | #include <sys/types.h> |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 20 | #include <dirent.h> |
Theodore Ts'o | a418d3a | 1997-04-26 14:00:26 +0000 | [diff] [blame^] | 21 | #ifdef HAVE_ERRNO_H |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 22 | #include <errno.h> |
Theodore Ts'o | a418d3a | 1997-04-26 14:00:26 +0000 | [diff] [blame^] | 23 | #endif |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 24 | #include <fcntl.h> |
Theodore Ts'o | a418d3a | 1997-04-26 14:00:26 +0000 | [diff] [blame^] | 25 | #ifdef HAVE_GETOPT_H |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 26 | #include <getopt.h> |
Theodore Ts'o | a418d3a | 1997-04-26 14:00:26 +0000 | [diff] [blame^] | 27 | #else |
| 28 | extern int optind; |
| 29 | extern char *optarg; |
| 30 | #endif |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 31 | #include <stdio.h> |
| 32 | #include <unistd.h> |
Theodore Ts'o | a418d3a | 1997-04-26 14:00:26 +0000 | [diff] [blame^] | 33 | #include <stdlib.h> |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 34 | #include <sys/param.h> |
| 35 | #include <sys/stat.h> |
| 36 | #include <linux/ext2_fs.h> |
| 37 | |
| 38 | #include "et/com_err.h" |
| 39 | #include "e2p/e2p.h" |
| 40 | |
| 41 | #include "../version.h" |
| 42 | |
| 43 | const char * program_name = "lsattr"; |
| 44 | |
| 45 | int all = 0; |
| 46 | int d_opt = 0; |
Theodore Ts'o | f3db356 | 1997-04-26 13:34:30 +0000 | [diff] [blame] | 47 | int l_opt = 0; |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 48 | int recursive = 0; |
| 49 | int v_opt = 0; |
| 50 | |
| 51 | static void volatile usage (void) |
| 52 | { |
Theodore Ts'o | f3db356 | 1997-04-26 13:34:30 +0000 | [diff] [blame] | 53 | fprintf (stderr, "Usage: %s [-Radlv] [files...]\n", program_name); |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 54 | exit (1); |
| 55 | } |
| 56 | |
| 57 | static void list_attributes (const char * name) |
| 58 | { |
| 59 | unsigned long flags; |
| 60 | unsigned long version; |
| 61 | |
| 62 | if (fgetflags (name, &flags) == -1) |
| 63 | com_err (program_name, errno, "While reading flags on %s", |
| 64 | name); |
| 65 | else if (fgetversion (name, &version) == -1) |
| 66 | com_err (program_name, errno, "While reading version on %s", |
| 67 | name); |
| 68 | else |
| 69 | { |
| 70 | if (v_opt) |
| 71 | printf ("%5lu ", version); |
Theodore Ts'o | f3db356 | 1997-04-26 13:34:30 +0000 | [diff] [blame] | 72 | print_flags (stdout, flags, l_opt); |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 73 | printf (" %s\n", name); |
| 74 | } |
| 75 | } |
| 76 | |
| 77 | static int lsattr_dir_proc (const char *, struct dirent *, void *); |
| 78 | |
| 79 | static void lsattr_args (const char * name) |
| 80 | { |
| 81 | struct stat st; |
| 82 | |
| 83 | if (lstat (name, &st) == -1) |
| 84 | com_err (program_name, errno, "while stating %s", name); |
| 85 | else |
| 86 | { |
| 87 | if (S_ISDIR(st.st_mode) && !d_opt) |
| 88 | iterate_on_dir (name, lsattr_dir_proc, (void *) NULL); |
| 89 | else |
| 90 | list_attributes (name); |
| 91 | } |
| 92 | } |
| 93 | |
| 94 | static int lsattr_dir_proc (const char * dir_name, struct dirent * de, void * private) |
| 95 | { |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 96 | struct stat st; |
Theodore Ts'o | a418d3a | 1997-04-26 14:00:26 +0000 | [diff] [blame^] | 97 | char *path; |
| 98 | |
| 99 | path = malloc(strlen (dir_name) + 1 + strlen (de->d_name) + 1); |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 100 | |
| 101 | sprintf (path, "%s/%s", dir_name, de->d_name); |
| 102 | if (lstat (path, &st) == -1) |
| 103 | perror (path); |
Theodore Ts'o | a418d3a | 1997-04-26 14:00:26 +0000 | [diff] [blame^] | 104 | else { |
| 105 | if (de->d_name[0] != '.' || all) { |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 106 | list_attributes (path); |
| 107 | if (S_ISDIR(st.st_mode) && recursive && |
Theodore Ts'o | a418d3a | 1997-04-26 14:00:26 +0000 | [diff] [blame^] | 108 | strcmp(de->d_name, ".") && |
| 109 | strcmp(de->d_name, "..")) { |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 110 | printf ("\n%s:\n", path); |
Theodore Ts'o | a418d3a | 1997-04-26 14:00:26 +0000 | [diff] [blame^] | 111 | iterate_on_dir (path, lsattr_dir_proc, |
| 112 | (void *) NULL); |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 113 | printf ("\n"); |
| 114 | } |
| 115 | } |
| 116 | } |
Theodore Ts'o | a418d3a | 1997-04-26 14:00:26 +0000 | [diff] [blame^] | 117 | free(path); |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 118 | return 0; |
| 119 | } |
| 120 | |
| 121 | void main (int argc, char ** argv) |
| 122 | { |
| 123 | char c; |
| 124 | int i; |
| 125 | |
| 126 | fprintf (stderr, "lsattr %s, %s for EXT2 FS %s, %s\n", |
| 127 | E2FSPROGS_VERSION, E2FSPROGS_DATE, |
| 128 | EXT2FS_VERSION, EXT2FS_DATE); |
| 129 | if (argc && *argv) |
| 130 | program_name = *argv; |
| 131 | while ((c = getopt (argc, argv, "Radlv")) != EOF) |
| 132 | switch (c) |
| 133 | { |
| 134 | case 'R': |
| 135 | recursive = 1; |
| 136 | break; |
| 137 | case 'a': |
| 138 | all = 1; |
| 139 | break; |
| 140 | case 'd': |
| 141 | d_opt = 1; |
| 142 | break; |
Theodore Ts'o | f3db356 | 1997-04-26 13:34:30 +0000 | [diff] [blame] | 143 | case 'l': |
| 144 | l_opt = 1; |
| 145 | break; |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 146 | case 'v': |
| 147 | v_opt = 1; |
| 148 | break; |
| 149 | default: |
| 150 | usage (); |
| 151 | } |
| 152 | |
| 153 | if (optind > argc - 1) |
| 154 | lsattr_args ("."); |
| 155 | else |
| 156 | for (i = optind; i < argc; i++) |
| 157 | lsattr_args (argv[i]); |
| 158 | } |