diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/fstree.h | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/include/fstree.h b/include/fstree.h index e5fc966..35d6778 100644 --- a/include/fstree.h +++ b/include/fstree.h @@ -41,6 +41,15 @@ typedef struct file_info_t file_info_t; typedef struct dir_info_t dir_info_t; typedef struct fstree_t fstree_t; +/* + Optionally used by fstree_from_dir and fstree_from_subdir to + execute custom actions for each discovered node. + + If it returns a value > 0, the new node is discarded, if < 0, scanning is + aborted and returns a failure status. + */ +typedef int (*scan_node_callback)(void *user, fstree_t *fs, tree_node_t *node); + /* Additional meta data stored in a tree_node_t for regular files. */ struct file_info_t { /* Linked list pointer for files in fstree_t */ @@ -252,7 +261,8 @@ int fstree_resolve_hard_link(fstree_t *fs, tree_node_t *node); Returns 0 on success, prints to stderr on failure. */ int fstree_from_dir(fstree_t *fs, tree_node_t *root, - const char *path, unsigned int flags); + const char *path, scan_node_callback cb, void *user, + unsigned int flags); /* Same as fstree_from_dir, but scans a sub-directory inside the specified path. @@ -261,6 +271,6 @@ int fstree_from_dir(fstree_t *fs, tree_node_t *root, */ int fstree_from_subdir(fstree_t *fs, tree_node_t *root, const char *path, const char *subdir, - unsigned int flags); + scan_node_callback cb, void *user, unsigned int flags); #endif /* FSTREE_H */ |