diff options
Diffstat (limited to 'util-linux/tune2fs.c')
-rw-r--r-- | util-linux/tune2fs.c | 71 |
1 files changed, 0 insertions, 71 deletions
diff --git a/util-linux/tune2fs.c b/util-linux/tune2fs.c deleted file mode 100644 index 3b8f3d8..0000000 --- a/util-linux/tune2fs.c +++ /dev/null @@ -1,71 +0,0 @@ -/* vi: set sw=4 ts=4: */ -/* - * tune2fs: utility to modify EXT2 filesystem - * - * Busybox'ed (2009) by Vladimir Dronnikov <dronnikov@gmail.com> - * - * Licensed under GPLv2, see file LICENSE in this tarball for details. - */ -#include "libbb.h" -#include <linux/fs.h> -#include <linux/ext2_fs.h> -#include "volume_id/volume_id_internal.h" - -// storage helpers -char BUG_wrong_field_size(void); -#define STORE_LE(field, value) \ -do { \ - if (sizeof(field) == 4) \ - field = cpu_to_le32(value); \ - else if (sizeof(field) == 2) \ - field = cpu_to_le16(value); \ - else if (sizeof(field) == 1) \ - field = (value); \ - else \ - BUG_wrong_field_size(); \ -} while (0) - -#define FETCH_LE32(field) \ - (sizeof(field) == 4 ? cpu_to_le32(field) : BUG_wrong_field_size()) - -enum { - OPT_L = 1 << 0, // label -}; - -int tune2fs_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; -int tune2fs_main(int argc UNUSED_PARAM, char **argv) -{ - unsigned opts; - const char *label; - struct ext2_super_block *sb; - int fd; - - opt_complementary = "=1"; - opts = getopt32(argv, "L:", &label); - argv += optind; // argv[0] -- device - - if (!opts) - bb_show_usage(); - - // read superblock - fd = xopen(argv[0], O_RDWR); - xlseek(fd, 1024, SEEK_SET); - sb = xzalloc(1024); - xread(fd, sb, 1024); - - // mangle superblock - //STORE_LE(sb->s_wtime, time(NULL)); - why bother? - // set the label - if (1 /*opts & OPT_L*/) - safe_strncpy((char *)sb->s_volume_name, label, sizeof(sb->s_volume_name)); - // write superblock - xlseek(fd, 1024, SEEK_SET); - xwrite(fd, sb, 1024); - - if (ENABLE_FEATURE_CLEAN_UP) { - free(sb); - } - - xclose(fd); - return EXIT_SUCCESS; -} |