[Toybox] [PATCH 2/5] lib: Add dirtree_for_each().
Georgi Chorbadzhiyski
gf at unixsol.org
Wed Mar 7 00:15:57 PST 2012
---
lib/dirtree.c | 32 ++++++++++++++++++++++++++++++++
lib/lib.h | 1 +
2 files changed, 33 insertions(+), 0 deletions(-)
diff --git a/lib/dirtree.c b/lib/dirtree.c
index efdb2e6..9260731 100644
--- a/lib/dirtree.c
+++ b/lib/dirtree.c
@@ -87,4 +87,36 @@ struct dirtree *dirtree_read(char *path, struct dirtree *parent, void *cb_param,
return dtroot;
}
+static int dirtree_node(char *path, struct dirtree *node, void *cb_param)
+{
+ char *s = path + strlen(path);
+ struct dirtree *n = node;
+ int (*callback)(char *path) = cb_param;
+
+ for ( ; ; n = n->parent) {
+ while (s!=path) {
+ if (*(--s) == '/') break;
+ }
+ if (!n) break;
+ }
+ if (s != path) s++;
+
+ callback(s);
+ return 0;
+}
+
+void dirtree_for_each(char *path, int (*callback)(char *path))
+{
+ struct stat sb;
+ if (stat(path, &sb) == -1) {
+ perror_msg("%s", path);
+ return;
+ }
+ callback(path);
+ if (S_ISDIR(sb.st_mode)) {
+ strncpy(toybuf, path, sizeof(toybuf) - 1);
+ toybuf[sizeof(toybuf) - 1] = 0;
+ dirtree_read(toybuf, NULL, callback, dirtree_node);
+ }
+}
diff --git a/lib/lib.h b/lib/lib.h
index f0d15fc..be5543f 100644
--- a/lib/lib.h
+++ b/lib/lib.h
@@ -51,6 +51,7 @@ struct dirtree {
struct dirtree *dirtree_add_node(char *path);
struct dirtree *dirtree_read(char *path, struct dirtree *parent, void *cb_param,
int (*callback)(char *path, struct dirtree *node, void *param));
+void dirtree_for_each(char *path, int (*callback)(char *path));
// lib.c
void xstrcpy(char *dest, char *src, size_t size);
--
1.7.5.1
1331108157.0
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