busybox/e2fsprogs/lsattr.c
Denys Vlasenko d5f1b1bbe0 *: add FAST_FUNC to function ptrs where it makes sense
function                                             old     new   delta
evalcommand                                         1195    1209     +14
testcmd                                                -      10     +10
printfcmd                                              -      10     +10
echocmd                                                -      10     +10
func_exec                                            270     276      +6
echo_dg                                              104     109      +5
store_nlmsg                                           85      89      +4
pseudo_exec_argv                                     195     198      +3
dotcmd                                               287     290      +3
machtime_stream                                       29      31      +2
discard_stream                                        24      26      +2
argstr                                              1299    1301      +2
killcmd                                              108     109      +1
evalfor                                              226     227      +1
daytime_stream                                        43      44      +1
run_list                                            2544    2543      -1
lookupvar                                             62      61      -1
ipaddr_modify                                       1310    1309      -1
...
parse_stream                                        2254    2245      -9
evalpipe                                             356     347      -9
collect_if                                           210     197     -13
read_opt                                             869     851     -18
handle_dollar                                        681     658     -23
print_addrinfo                                      1342    1303     -39
iterate_on_dir                                       156      59     -97
print_route                                         1709    1609    -100
------------------------------------------------------------------------------
(add/remove: 3/0 grow/shrink: 12/130 up/down: 74/-767)       Total: -693 bytes
   text    data     bss     dec     hex filename
 841748     467    7872  850087   cf8a7 busybox_old
 841061     467    7872  849400   cf5f8 busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-06-05 12:06:05 +02:00

111 lines
2.4 KiB
C

/* 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 FAST_FUNC lsattr_dir_proc(const char *dir_name,
struct dirent *de,
void *private UNUSED_PARAM)
{
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 UNUSED_PARAM, char **argv)
{
getopt32(argv, "Radlv");
argv += optind;
if (!*argv)
*--argv = (char*)".";
do lsattr_args(*argv++); while (*argv);
return EXIT_SUCCESS;
}