Add root attribute in list, finish manpage

1 files changed, 13 insertions, 0 deletions

diff --git a/src/ckutil.c b/src/ckutil.c
index f292e8e..06d12da 100644
--- a/src/ckutil.c
+++ b/src/ckutil.c
@@ -180,3 +180,16 @@ int util_own_grp_copy(const char *dest, const char *original) {
   }
   return 0;
 }
+
+int util_is_link_owned_by_root(const char *link) {
+  if (!link) {
+    return 0;
+  }
+  struct stat buf;
+  if (!lstat(link, &buf)) {
+    if (buf.st_uid == (uid_t)0) {
+      return 1;
+    }
+  }
+  return 0;
+}