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Diffstat (limited to 'e2fsprogs/mke2fs.c')
-rw-r--r--e2fsprogs/mke2fs.c198
1 files changed, 93 insertions, 105 deletions
diff --git a/e2fsprogs/mke2fs.c b/e2fsprogs/mke2fs.c
index cd3f223..f418578 100644
--- a/e2fsprogs/mke2fs.c
+++ b/e2fsprogs/mke2fs.c
@@ -1,8 +1,8 @@
/*
* mke2fs.c - Make a ext2fs filesystem.
- *
+ *
* Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
- * 2003, 2004, 2005 by Theodore Ts'o.
+ * 2003, 2004, 2005 by Theodore Ts'o.
*
* %Begin-Header%
* This file may be redistributed under the terms of the GNU Public
@@ -11,9 +11,9 @@
*/
/* Usage: mke2fs [options] device
- *
+ *
* The device may be a block device or a image of one, but this isn't
- * enforced (but it's not much fun on a character device :-).
+ * enforced (but it's not much fun on a character device :-).
*/
#include <stdio.h>
@@ -52,7 +52,7 @@ static int force;
static int noaction;
static int journal_size;
static int journal_flags;
-static char *bad_blocks_filename;
+static const char *bad_blocks_filename;
static __u32 fs_stride;
static struct ext2_super_block param;
@@ -60,7 +60,7 @@ static char *creator_os;
static char *volume_label;
static char *mount_dir;
static char *journal_device;
-static int sync_kludge; /* Set using the MKE2FS_SYNC env. option */
+static int sync_kludge; /* Set using the MKE2FS_SYNC env. option */
static int sys_page_size = 4096;
static int linux_version_code = 0;
@@ -95,21 +95,23 @@ static int int_log10(unsigned int arg)
* Note that order is important in the table below.
*/
#define DEF_MAX_BLOCKSIZE -1
-static char default_str[] = "default";
+static const char default_str[] = "default";
struct mke2fs_defaults {
const char *type;
int size;
int blocksize;
int inode_ratio;
-} settings[] = {
- { default_str, 0, 4096, 8192 },
+};
+
+static const struct mke2fs_defaults settings[] = {
+ { default_str, 0, 4096, 8192 },
{ default_str, 512, 1024, 4096 },
- { default_str, 3, 1024, 8192 },
- { "journal", 0, 4096, 8192 },
- { "news", 0, 4096, 4096 },
- { "largefile", 0, 4096, 1024 * 1024 },
- { "largefile4", 0, 4096, 4096 * 1024 },
- { 0, 0, 0, 0},
+ { default_str, 3, 1024, 8192 },
+ { "journal", 0, 4096, 8192 },
+ { "news", 0, 4096, 4096 },
+ { "largefile", 0, 4096, 1024 * 1024 },
+ { "largefile4", 0, 4096, 4096 * 1024 },
+ { 0, 0, 0, 0},
};
static void set_fs_defaults(const char *fs_type,
@@ -119,7 +121,7 @@ static void set_fs_defaults(const char *fs_type,
{
int megs;
int ratio = 0;
- struct mke2fs_defaults *p;
+ const struct mke2fs_defaults *p;
int use_bsize = 1024;
megs = super->s_blocks_count * (EXT2_BLOCK_SIZE(super) / 1024) / 1024;
@@ -199,7 +201,7 @@ static void test_disk(ext2_filsys fs, badblocks_list *bb_list)
quiet ? "" : "-s ", (cflag > 1) ? "-w " : "",
fs->device_name, fs->super->s_blocks_count);
if (!quiet)
- printf(_("Running command: %s\n"), buf);
+ printf("Running command: %s\n", buf);
f = popen(buf, "r");
if (!f) {
bb_perror_msg_and_die("Could not run '%s'", buf);
@@ -216,7 +218,7 @@ static void handle_bad_blocks(ext2_filsys fs, badblocks_list bb_list)
{
dgrp_t i;
blk_t j;
- unsigned must_be_good;
+ unsigned must_be_good;
blk_t blk;
badblocks_iterate bb_iter;
errcode_t retval;
@@ -226,7 +228,7 @@ static void handle_bad_blocks(ext2_filsys fs, badblocks_list bb_list)
if (!bb_list)
return;
-
+
/*
* The primary superblock and group descriptors *must* be
* good; if not, abort.
@@ -248,16 +250,16 @@ static void handle_bad_blocks(ext2_filsys fs, badblocks_list bb_list)
*/
group_block = fs->super->s_first_data_block +
fs->super->s_blocks_per_group;
-
+
for (i = 1; i < fs->group_desc_count; i++) {
group_bad = 0;
for (j=0; j < fs->desc_blocks+1; j++) {
if (ext2fs_badblocks_list_test(bb_list,
group_block + j)) {
- if (!group_bad)
+ if (!group_bad)
bb_error_msg(
"Warning: the backup superblock/group descriptors at block %d contain\n"
- " bad blocks\n", group_block);
+ " bad blocks\n", group_block);
group_bad++;
group = ext2fs_group_of_blk(fs, group_block+j);
fs->group_desc[group].bg_free_blocks_count++;
@@ -266,7 +268,7 @@ static void handle_bad_blocks(ext2_filsys fs, badblocks_list bb_list)
}
group_block += fs->super->s_blocks_per_group;
}
-
+
/*
* Mark all the bad blocks as used...
*/
@@ -274,7 +276,7 @@ static void handle_bad_blocks(ext2_filsys fs, badblocks_list bb_list)
if (retval) {
bb_error_msg_and_die("while marking bad blocks as used");
}
- while (ext2fs_badblocks_list_iterate(bb_iter, &blk))
+ while (ext2fs_badblocks_list_iterate(bb_iter, &blk))
ext2fs_mark_block_bitmap(fs->block_map, blk);
ext2fs_badblocks_list_iterate_end(bb_iter);
}
@@ -329,7 +331,7 @@ static void progress_close(struct progress_struct *progress)
{
if (progress->format[0] == 0)
return;
- fputs(_("done \n"), stdout);
+ fputs("done \n", stdout);
}
@@ -361,8 +363,7 @@ static errcode_t zero_blocks(ext2_filsys fs, blk_t blk, int num,
}
/* Allocate the zeroizing buffer if necessary */
if (!buf) {
- buf = xmalloc(fs->blocksize * STRIDE_LENGTH);
- memset(buf, 0, fs->blocksize * STRIDE_LENGTH);
+ buf = xcalloc(fs->blocksize, STRIDE_LENGTH);
}
/* OK, do the write loop */
next_update = 0;
@@ -387,7 +388,7 @@ static errcode_t zero_blocks(ext2_filsys fs, blk_t blk, int num,
}
}
return 0;
-}
+}
static void write_inode_tables(ext2_filsys fs)
{
@@ -400,12 +401,12 @@ static void write_inode_tables(ext2_filsys fs)
if (quiet)
memset(&progress, 0, sizeof(progress));
else
- progress_init(&progress, _("Writing inode tables: "),
+ progress_init(&progress, "Writing inode tables: ",
fs->group_desc_count);
for (i = 0; i < fs->group_desc_count; i++) {
progress_update(&progress, i);
-
+
blk = fs->group_desc[i].bg_inode_table;
num = fs->inode_blocks_per_group;
@@ -429,7 +430,7 @@ static void write_inode_tables(ext2_filsys fs)
static void create_root_dir(ext2_filsys fs)
{
- errcode_t retval;
+ errcode_t retval;
struct ext2_inode inode;
retval = ext2fs_mkdir(fs, EXT2_ROOT_INO, EXT2_ROOT_INO, 0);
@@ -469,7 +470,7 @@ static void create_lost_and_found(ext2_filsys fs)
if (retval) {
bb_error_msg_and_die("Could not look up lost+found");
}
-
+
for (i=1; i < EXT2_NDIR_BLOCKS; i++) {
if ((lpf_size += fs->blocksize) >= 16*1024)
break;
@@ -483,7 +484,7 @@ static void create_lost_and_found(ext2_filsys fs)
static void create_bad_block_inode(ext2_filsys fs, badblocks_list bb_list)
{
errcode_t retval;
-
+
ext2fs_mark_inode_bitmap(fs->inode_map, EXT2_BAD_INO);
fs->group_desc[0].bg_free_inodes_count--;
fs->super->s_free_inodes_count--;
@@ -544,7 +545,7 @@ static void zap_sector(ext2_filsys fs, int sect, int nsect)
static void create_journal_dev(ext2_filsys fs)
{
- struct progress_struct progress;
+ struct progress_struct progress;
errcode_t retval;
char *buf;
blk_t blk;
@@ -558,7 +559,7 @@ static void create_journal_dev(ext2_filsys fs)
if (quiet)
memset(&progress, 0, sizeof(progress));
else
- progress_init(&progress, _("Zeroing journal device: "),
+ progress_init(&progress, "Zeroing journal device: ",
fs->super->s_blocks_count);
retval = zero_blocks(fs, 0, fs->super->s_blocks_count,
@@ -581,12 +582,12 @@ static void create_journal_dev(ext2_filsys fs)
static void show_stats(ext2_filsys fs)
{
struct ext2_super_block *s = fs->super;
- char buf[80];
- char *os;
+ char buf[80];
+ char *os;
blk_t group_block;
dgrp_t i;
int need, col_left;
-
+
if (param.s_blocks_count != s->s_blocks_count)
bb_error_msg("warning: %d blocks unused\n",
param.s_blocks_count - s->s_blocks_count);
@@ -594,40 +595,39 @@ static void show_stats(ext2_filsys fs)
memset(buf, 0, sizeof(buf));
strncpy(buf, s->s_volume_name, sizeof(s->s_volume_name));
printf("Filesystem label=%s\n", buf);
- fputs(_("OS type: "), stdout);
- os = e2p_os2string(fs->super->s_creator_os);
+ fputs("OS type: ", stdout);
+ os = e2p_os2string(fs->super->s_creator_os);
fputs(os, stdout);
free(os);
- printf("\n");
- printf(_("Block size=%u (log=%u)\n"), fs->blocksize,
+ printf("\nBlock size=%u (log=%u)\n", fs->blocksize,
s->s_log_block_size);
- printf(_("Fragment size=%u (log=%u)\n"), fs->fragsize,
+ printf("Fragment size=%u (log=%u)\n", fs->fragsize,
s->s_log_frag_size);
- printf(_("%u inodes, %u blocks\n"), s->s_inodes_count,
+ printf("%u inodes, %u blocks\n", s->s_inodes_count,
s->s_blocks_count);
- printf(_("%u blocks (%2.2f%%) reserved for the super user\n"),
+ printf("%u blocks (%2.2f%%) reserved for the super user\n",
s->s_r_blocks_count,
100.0 * s->s_r_blocks_count / s->s_blocks_count);
- printf(_("First data block=%u\n"), s->s_first_data_block);
+ printf("First data block=%u\n", s->s_first_data_block);
if (s->s_reserved_gdt_blocks)
- printf(_("Maximum filesystem blocks=%lu\n"),
+ printf("Maximum filesystem blocks=%lu\n",
(s->s_reserved_gdt_blocks + fs->desc_blocks) *
(fs->blocksize / sizeof(struct ext2_group_desc)) *
s->s_blocks_per_group);
if (fs->group_desc_count > 1)
- printf(_("%u block groups\n"), fs->group_desc_count);
+ printf("%u block groups\n", fs->group_desc_count);
else
- printf(_("%u block group\n"), fs->group_desc_count);
- printf(_("%u blocks per group, %u fragments per group\n"),
+ printf("%u block group\n", fs->group_desc_count);
+ printf("%u blocks per group, %u fragments per group\n",
s->s_blocks_per_group, s->s_frags_per_group);
- printf(_("%u inodes per group\n"), s->s_inodes_per_group);
+ printf("%u inodes per group\n", s->s_inodes_per_group);
if (fs->group_desc_count == 1) {
printf("\n");
return;
}
- printf(_("Superblock backups stored on blocks: "));
+ printf("Superblock backups stored on blocks: ");
group_block = s->s_first_data_block;
col_left = 0;
for (i = 1; i < fs->group_desc_count; i++) {
@@ -673,16 +673,13 @@ static int set_os(struct ext2_super_block *sb, char *os)
#define PATH_SET "PATH=/sbin"
-static void parse_extended_opts(struct ext2_super_block *sb_param,
+static void parse_extended_opts(struct ext2_super_block *sb_param,
const char *opts)
{
char *buf, *token, *next, *p, *arg;
- int len;
int r_usage = 0;
- len = strlen(opts);
- buf = xmalloc(len+1);
- strcpy(buf, opts);
+ buf = bb_xstrdup(opts);
for (token = buf; token && *token; token = next) {
p = strchr(token, ',');
next = 0;
@@ -717,7 +714,7 @@ static void parse_extended_opts(struct ext2_super_block *sb_param,
continue;
}
- resize = parse_num_blocks(arg,
+ resize = parse_num_blocks(arg,
sb_param->s_log_block_size);
if (resize == 0) {
@@ -741,7 +738,7 @@ static void parse_extended_opts(struct ext2_super_block *sb_param,
desc_blocks = (group_desc_count +
gdpb - 1) / gdpb;
rsv_groups = (resize + bpg - 1) / bpg;
- rsv_gdb = (rsv_groups + gdpb - 1) / gdpb -
+ rsv_gdb = (rsv_groups + gdpb - 1) / gdpb -
desc_blocks;
if (rsv_gdb > EXT2_ADDR_PER_BLOCK(sb_param))
rsv_gdb = EXT2_ADDR_PER_BLOCK(sb_param);
@@ -765,20 +762,20 @@ static void parse_extended_opts(struct ext2_super_block *sb_param,
"\tstride=<stride length in blocks>\n"
"\tresize=<resize maximum size in blocks>\n");
}
-}
+}
static __u32 ok_features[3] = {
EXT3_FEATURE_COMPAT_HAS_JOURNAL |
EXT2_FEATURE_COMPAT_RESIZE_INODE |
- EXT2_FEATURE_COMPAT_DIR_INDEX, /* Compat */
- EXT2_FEATURE_INCOMPAT_FILETYPE| /* Incompat */
+ EXT2_FEATURE_COMPAT_DIR_INDEX, /* Compat */
+ EXT2_FEATURE_INCOMPAT_FILETYPE| /* Incompat */
EXT3_FEATURE_INCOMPAT_JOURNAL_DEV|
EXT2_FEATURE_INCOMPAT_META_BG,
- EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER /* R/O compat */
+ EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER /* R/O compat */
};
-static void PRS(int argc, char *argv[])
+static int PRS(int argc, char *argv[])
{
int b, c;
int size;
@@ -800,12 +797,8 @@ static void PRS(int argc, char *argv[])
/* Update our PATH to include /sbin */
if (oldpath) {
char *newpath;
-
- newpath = xmalloc(sizeof (PATH_SET) + 1 + strlen (oldpath));
- strcpy (newpath, PATH_SET);
- strcat (newpath, ":");
- strcat (newpath, oldpath);
- putenv (newpath);
+
+ bb_xasprintf(&newpath, "%s:%s", PATH_SET, oldpath);
} else
putenv (PATH_SET);
@@ -822,7 +815,7 @@ static void PRS(int argc, char *argv[])
if (sysval > 0)
sys_page_size = sysval;
#endif /* _SC_PAGESIZE */
-
+
setbuf(stdout, NULL);
setbuf(stderr, NULL);
memset(&param, 0, sizeof(struct ext2_super_block));
@@ -863,7 +856,7 @@ static void PRS(int argc, char *argv[])
bb_error_msg(
"Warning: blocksize %d not usable on most systems",
blocksize);
- if (blocksize > 0)
+ if (blocksize > 0)
param.s_log_block_size =
int_log2(blocksize >>
EXT2_MIN_BLOCK_LOG_SIZE);
@@ -913,8 +906,7 @@ static void PRS(int argc, char *argv[])
journal_size = -1;
break;
case 'l':
- bad_blocks_filename = xmalloc(strlen(optarg)+1);
- strcpy(bad_blocks_filename, optarg);
+ bad_blocks_filename = optarg;
break;
case 'm':
reserved_ratio = strtoul(optarg, &tmp, 0);
@@ -940,7 +932,7 @@ static void PRS(int argc, char *argv[])
if (atoi(optarg))
param.s_feature_ro_compat |=
EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER;
- else
+ else
param.s_feature_ro_compat &=
~EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER;
break;
@@ -1006,11 +998,11 @@ static void PRS(int argc, char *argv[])
device_name = argv[optind++];
if (!quiet || show_version_only)
- bb_error_msg("mke2fs %s (%s)", E2FSPROGS_VERSION,
+ bb_error_msg("mke2fs %s (%s)", E2FSPROGS_VERSION,
E2FSPROGS_DATE);
if (show_version_only) {
- exit(0);
+ return 0;
}
/*
@@ -1018,8 +1010,8 @@ static void PRS(int argc, char *argv[])
* device, use it to figure out the blocksize
*/
if (blocksize <= 0 && journal_device) {
- ext2_filsys jfs;
- io_manager io_ptr;
+ ext2_filsys jfs;
+ io_manager io_ptr;
#ifdef CONFIG_TESTIO_DEBUG
io_ptr = test_io_manager;
@@ -1064,7 +1056,7 @@ static void PRS(int argc, char *argv[])
" Use -b 4096 if this is an issue for you\n");
if (optind < argc) {
- param.s_blocks_count = parse_num_blocks(argv[optind++],
+ param.s_blocks_count = parse_num_blocks(argv[optind++],
param.s_log_block_size);
if (!param.s_blocks_count) {
bb_error_msg_and_die("bad blocks count - %s", argv[optind - 1]);
@@ -1080,15 +1072,15 @@ static void PRS(int argc, char *argv[])
param.s_feature_incompat = EXT3_FEATURE_INCOMPAT_JOURNAL_DEV;
param.s_feature_compat = 0;
param.s_feature_ro_compat = 0;
- }
+ }
if (param.s_rev_level == EXT2_GOOD_OLD_REV &&
(param.s_feature_compat || param.s_feature_ro_compat ||
param.s_feature_incompat))
- param.s_rev_level = 1; /* Create a revision 1 filesystem */
+ param.s_rev_level = 1; /* Create a revision 1 filesystem */
if (!force)
check_plausibility(device_name);
- check_mount(device_name, force, _("filesystem"));
+ check_mount(device_name, force, "filesystem");
param.s_log_frag_size = param.s_log_block_size;
@@ -1101,14 +1093,14 @@ static void PRS(int argc, char *argv[])
EXT2_BLOCK_SIZE(&param),
&dev_size);
if ((retval == EFBIG) &&
- (blocksize == 0) &&
+ (blocksize == 0) &&
(param.s_log_block_size == 0)) {
param.s_log_block_size = 2;
blocksize = 4096;
goto retry;
}
}
-
+
if (retval && (retval != EXT2_ET_UNIMPLEMENTED)) {
bb_error_msg_and_die("Could not determine filesystem size");
}
@@ -1135,7 +1127,7 @@ static void PRS(int argc, char *argv[])
param.s_blocks_count &= ~((sys_page_size /
EXT2_BLOCK_SIZE(&param))-1);
}
-
+
} else if (!force && (param.s_blocks_count > dev_size)) {
bb_error_msg("Filesystem larger than apparent device size");
proceed_question();
@@ -1163,10 +1155,10 @@ static void PRS(int argc, char *argv[])
if ((tmp = getenv("MKE2FS_DEVICE_SECTSIZE")) != NULL)
sector_size = atoi(tmp);
-
+
set_fs_defaults(fs_type, &param, blocksize, sector_size, &inode_ratio);
blocksize = EXT2_BLOCK_SIZE(&param);
-
+
if (extended_opts)
parse_extended_opts(&param, extended_opts);
@@ -1204,7 +1196,7 @@ static void PRS(int argc, char *argv[])
/*
* Calculate number of inodes based on the inode ratio
*/
- param.s_inodes_count = num_inodes ? num_inodes :
+ param.s_inodes_count = num_inodes ? num_inodes :
((__u64) param.s_blocks_count * blocksize)
/ inode_ratio;
@@ -1212,11 +1204,12 @@ static void PRS(int argc, char *argv[])
* Calculate number of blocks to reserve
*/
param.s_r_blocks_count = (param.s_blocks_count * reserved_ratio) / 100;
+ return 1;
}
int mke2fs_main (int argc, char *argv[])
{
- errcode_t retval = 0;
+ errcode_t retval;
ext2_filsys fs;
badblocks_list bb_list = 0;
int journal_blocks;
@@ -1224,13 +1217,8 @@ int mke2fs_main (int argc, char *argv[])
int val;
io_manager io_ptr;
-#ifdef ENABLE_NLS
- setlocale(LC_MESSAGES, "");
- setlocale(LC_CTYPE, "");
- bindtextdomain(NLS_CAT_NAME, LOCALEDIR);
- textdomain(NLS_CAT_NAME);
-#endif
- PRS(argc, argv);
+ if(!PRS(argc, argv))
+ return 0;
#ifdef CONFIG_TESTIO_DEBUG
io_ptr = test_io_manager;
@@ -1308,17 +1296,17 @@ int mke2fs_main (int argc, char *argv[])
strncpy(fs->super->s_last_mounted, mount_dir,
sizeof(fs->super->s_last_mounted));
}
-
+
if (!quiet || noaction)
show_stats(fs);
if (noaction)
- exit(0);
+ return 0;
if (fs->super->s_feature_incompat &
EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) {
create_journal_dev(fs);
- exit(ext2fs_close(fs) ? 1 : 0);
+ return (ext2fs_close(fs) ? 1 : 0);
}
if (bad_blocks_filename)
@@ -1366,7 +1354,7 @@ int mke2fs_main (int argc, char *argv[])
create_lost_and_found(fs);
reserve_inodes(fs);
create_bad_block_inode(fs, bb_list);
- if (fs->super->s_feature_compat &
+ if (fs->super->s_feature_compat &
EXT2_FEATURE_COMPAT_RESIZE_INODE) {
retval = ext2fs_create_resize_inode(fs);
if (retval) {
@@ -1376,11 +1364,11 @@ int mke2fs_main (int argc, char *argv[])
}
if (journal_device) {
- ext2_filsys jfs;
-
+ ext2_filsys jfs;
+
if (!force)
- check_plausibility(journal_device);
- check_mount(journal_device, force, _("journal"));
+ check_plausibility(journal_device);
+ check_mount(journal_device, force, "journal");
retval = ext2fs_open(journal_device, EXT2_FLAG_RW|
EXT2_FLAG_JOURNAL_DEV_OK, 0,