Add __attribute__((const, pure, format)) in various places

[elogind.git] / src / shared / cgroup-util.h

diff --git a/src/shared/cgroup-util.h b/src/shared/cgroup-util.h
index 92caa0c448f0719c8ec5d91b8ba0c4e4bdb0ef0d..25dd277ba5c7781fd779b1fc02b542c1556888c7 100644 (file)
--- a/src/shared/cgroup-util.h
+++ b/src/shared/cgroup-util.h
@@ -110,6 +110,6 @@ char **cg_shorten_controllers(char **controllers);
 int cg_controller_from_attr(const char *attr, char **controller);
 
 char *cg_escape(const char *p);
-char *cg_unescape(const char *p);
+char *cg_unescape(const char *p) _pure_;
 
 bool cg_controller_is_valid(const char *p, bool allow_named);