diff options
author | "Vladimir N. Oleynik" | 2005-09-19 13:48:39 +0000 |
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committer | "Vladimir N. Oleynik" | 2005-09-19 13:48:39 +0000 |
commit | b71e6024f9ac1bf2c8068a20c93af6a0be630a11 (patch) | |
tree | 950358988089069ceae599d89faf0d3e1e5833b6 /e2fsprogs/mke2fs.c | |
parent | 54deebf4e41fd8cee3b5800a08844adc985d2c03 (diff) | |
download | busybox-b71e6024f9ac1bf2c8068a20c93af6a0be630a11.zip busybox-b71e6024f9ac1bf2c8068a20c93af6a0be630a11.tar.gz |
mke2fs.c can compiled for me, more bb_xstrdup and bb_xasprintf usage, remove 1 exporing, ext2fs_llseek/blkid_llseek->llseek
Diffstat (limited to 'e2fsprogs/mke2fs.c')
-rw-r--r-- | e2fsprogs/mke2fs.c | 198 |
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(¶m, 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(¶m), &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(¶m))-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, ¶m, blocksize, sector_size, &inode_ratio); blocksize = EXT2_BLOCK_SIZE(¶m); - + if (extended_opts) parse_extended_opts(¶m, 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, |