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misc/create_inode.c: create directory 

The do_mkdir_internal() is used for making dir on the target fs, most of
the code are from debugfs/debugfs.c, the debugfs/debugfs.c will be
modified to use this function.

Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
Reviewed-by: Darren Hart <dvhart@linux.intel.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
crypto
Robert Yang 2014-03-06 11:00:24 -05:00 committed by Theodore Ts'o
parent ce600dc4aa
commit 3068f03f1c
1 changed files with 31 additions and 0 deletions
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31
misc/create_inode.c
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@ -135,6 +135,37 @@ try_again:
/* Make a directory in the fs */
errcode_t do_mkdir_internal(ext2_ino_t cwd, const char *name, struct stat *st)
{
char *cp;
ext2_ino_t parent_ino, ino;
errcode_t retval;
struct ext2_inode inode;
cp = strrchr(name, '/');
if (cp) {
*cp = 0;
if ((retval = ext2fs_namei(current_fs, root, cwd, name, &parent_ino))){
com_err(name, retval, 0);
return retval;
}
name = cp+1;
} else
parent_ino = cwd;
try_again:
retval = ext2fs_mkdir(current_fs, parent_ino, 0, name);
if (retval == EXT2_ET_DIR_NO_SPACE) {
retval = ext2fs_expand_dir(current_fs, parent_ino);
if (retval) {
com_err(__func__, retval, "while expanding directory");
return retval;
}
goto try_again;
}
if (retval) {
com_err("ext2fs_mkdir", retval, 0);
return retval;
}
}
static errcode_t copy_file(int fd, ext2_ino_t newfile, int bufsize, int make_holes)