Classify processes from sessions into cgroups

[elogind.git] / src / shared / prioq.h

diff --git a/src/shared/prioq.h b/src/shared/prioq.h
index 4a206a3e599edf7ba6b46c5f2e535bf85c03f626..1c044b135ce7233e099aee073ce2ade552a7004e 100644 (file)
--- a/src/shared/prioq.h
+++ b/src/shared/prioq.h
@@ -25,8 +25,10 @@
 
 typedef struct Prioq Prioq;
 
+#define PRIOQ_IDX_NULL ((unsigned) -1)
+
 Prioq *prioq_new(compare_func_t compare);
-void prioq_free(Prioq *q);
+Prioq *prioq_free(Prioq *q);
 int prioq_ensure_allocated(Prioq **q, compare_func_t compare_func);
 
 int prioq_put(Prioq *q, void *data, unsigned *idx);