diff options
Diffstat (limited to 'e2fsprogs/lsattr.c')
-rw-r--r-- | e2fsprogs/lsattr.c | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/e2fsprogs/lsattr.c b/e2fsprogs/lsattr.c new file mode 100644 index 0000000..f317b04 --- /dev/null +++ b/e2fsprogs/lsattr.c @@ -0,0 +1,114 @@ +/* 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 "busybox.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) == -1) + goto read_err; + + if (option_mask32 & OPT_GENERATION) { + if (fgetversion(name, &generation) == -1) + goto read_err; + printf("%5lu ", generation); + } + + if (option_mask32 & OPT_PF_LONG) { + printf("%-28s ", name); + print_flags(stdout, fsflags, PFOPT_LONG); + puts(""); + } else { + print_flags(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) +{ + struct stat st; + char *path; + + path = concat_path_file(dir_name, de->d_name); + + if (lstat(path, &st) == -1) + 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) + && (de->d_name[0] != '.' + || (de->d_name[1] != '\0' && NOT_LONE_CHAR(de->d_name+1, '.'))) + ) { + printf("\n%s:\n", path); + iterate_on_dir(path, lsattr_dir_proc, NULL); + puts(""); + } + } + + 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) +{ + getopt32(argc, argv, "Radlv"); + argv += optind; + + if (!*argv) + lsattr_args("."); + else { + while (*argv) + lsattr_args(*argv++); + } + + return EXIT_SUCCESS; +} |