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extmod/vfs_lfsx: Fix rename to respect cur dir for new path.

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If the new name start with '/', cur_dir is not prepened any more, so that
the current working directory is respected.  And extend the test cases for
rename to cover this functionality.
This commit is contained in:
robert
2020-05-04 15:34:12 +02:00
committed by Damien George
parent d3ea28d04a
commit 0f83ef395c
3 changed files with 21 additions and 8 deletions
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7
extmod/vfs_lfsx.c
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@@ -236,10 +236,13 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_2(MP_VFS_LFSx(rmdir_obj), MP_VFS_LFSx(rmdir));
STATIC mp_obj_t MP_VFS_LFSx(rename)(mp_obj_t self_in, mp_obj_t path_old_in, mp_obj_t path_new_in) {
MP_OBJ_VFS_LFSx *self = MP_OBJ_TO_PTR(self_in);
const char *path_old = MP_VFS_LFSx(make_path)(self, path_old_in);
const char *path = mp_obj_str_get_str(path_new_in);
vstr_t path_new;
vstr_init(&path_new, vstr_len(&self->cur_dir));
vstr_add_strn(&path_new, vstr_str(&self->cur_dir), vstr_len(&self->cur_dir));
vstr_add_str(&path_new, mp_obj_str_get_str(path_new_in));
if (path[0] != '/') {
vstr_add_strn(&path_new, vstr_str(&self->cur_dir), vstr_len(&self->cur_dir));
}
vstr_add_str(&path_new, path);
int ret = LFSx_API(rename)(&self->lfs, path_old, vstr_null_terminated_str(&path_new));
vstr_clear(&path_new);
if (ret < 0) {