1 files changed, 2 insertions, 0 deletions
diff --git a/src/ipc.c b/src/ipc.c
index a55e22e..9c12ed4 100644
--- a/src/ipc.c
+++ b/src/ipc.c
@@ -2,6 +2,7 @@
 #define IPC_C
 
 #include <mqueue.h>
+#include <stdio.h>
 #include <stdlib.h>
 
 struct mq_attr attr = {
@@ -15,6 +16,7 @@ char* read_queue(mqd_t target) {
   char* buf = malloc(attr.mq_msgsize);
   int n = mq_receive(target, buf, attr.mq_msgsize, NULL);
   if (n == -1) {
+    perror("mq_receive");
     free(buf);
     return NULL;
   }