main(int argc, char **argv)
{
errcode_t retval;
char *device_name;
ext2_filsys fs;
if (argc < 2) {
fprintf(stderr, "Usage: %s filesystem\n", argv[0]);
exit(1);
}
device_name = argv[1];
retval = ext2fs_open (device_name, EXT2_FLAG_RW, 0, 0,
unix_io_manager, &fs);
if (retval) {
com_err(argv[0], retval, "while opening %s", device_name);
exit(1);
}
retval = ext2fs_add_journal_inode(fs, 1024, 0);
if (retval) {
com_err(argv[0], retval, "while adding journal to %s",
device_name);
exit(1);
}
retval = ext2fs_flush(fs);
if (retval) {
printf("Warning, had trouble writing out superblocks.\n");
}
ext2fs_close(fs);
exit(0);
}
void Ext3FS::addJournal(int size)
{
unsigned long journal_blocks;
if(sb->s_feature_compat & EXT3_FEATURE_COMPAT_HAS_JOURNAL)
return;
// Create Journal inode
journal_blocks = journalSize(size);
ext2fs_add_journal_inode(fs, journal_blocks, 0);
fs->flags &= ~EXT2_FLAG_SUPER_ONLY;
}
void make_journal_blocks(ext2_filsys fs, int journal_size, int journal_flags, int quiet)
{
unsigned long journal_blocks;
errcode_t retval;
journal_blocks = figure_journal_size(journal_size, fs);
if (!journal_blocks) {
fs->super->s_feature_compat &=
~EXT3_FEATURE_COMPAT_HAS_JOURNAL;
return;
}
if (!quiet)
printf("Creating journal (%ld blocks): ", journal_blocks);
fflush(stdout);
retval = ext2fs_add_journal_inode(fs, journal_blocks,
journal_flags);
if (retval)
bb_error_msg_and_die("can't create journal");
if (!quiet)
puts("done");
}
