From c9694ee63d451da62dc50b234b3080a35a40e844 Mon Sep 17 00:00:00 2001
From: Jerzi Kaminsky <JerziKaminsky@users.noreply.github.com>
Date: Fri, 14 Apr 2017 23:37:43 +0300
Subject: Add resolve_path() to utils

---
 include/util.h | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'include')

diff --git a/include/util.h b/include/util.h
index 839af265..e5365458 100644
--- a/include/util.h
+++ b/include/util.h
@@ -49,4 +49,12 @@ pid_t get_parent_pid(pid_t pid);
  */
 uint32_t parse_color(const char *color);
 
+/**
+ * Given a path string, recurseively resolves any symlinks to their targets
+ * (which may be a file, directory) and returns the result.
+ * argument is returned. Caller must free the returned buffer.
+ * If an error occures, if the path does not exist or if the path corresponds
+ * to a dangling symlink, NULL is returned.
+ */
+char* resolve_path(const char* path);
 #endif
-- 
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