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

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

diff --git a/src/shared/cgroup-util.c b/src/shared/cgroup-util.c
index 8c2ef455304518d9164fbf70530e21abd7347761..c5a5f8df8348e5dbe7a145c8e8bc17a6d2061622 100644 (file)
--- a/src/shared/cgroup-util.c
+++ b/src/shared/cgroup-util.c
@@ -1311,7 +1311,7 @@ int cg_pid_get_unit(pid_t pid, char **unit) {
         return cg_path_get_unit(cgroup, unit);
 }
 
-static const char *skip_label(const char *e) {
+_pure_ static const char *skip_label(const char *e) {
         assert(e);
 
         e = strchr(e, '/');