fixed bug in output and sender

2025-07-15 11:42:10 -06:00
parent 288ec07147
commit eac0c934dc
1 changed files with 2 additions and 4 deletions
@@ -38,7 +38,7 @@ void *input(void *arg) {
 }

 void *sender(void *arg) {
-  char *msg;
+  char msg[30];
  while (1) {
   pthread_mutex_lock(&sendmut);
   if (ListCount(sendlist) != 0) {
@@ -74,11 +74,9 @@ void *output(void *arg) {
      ListFirst(receivelist);
      strcpy(msg, ListCurr(receivelist));
      ListRemove(receivelist);
-    }
-    pthread_mutex_unlock(&receivemut);
-    if (ListCount(receivelist) != 0) {
      printf("%s\n", msg); 
    }
+    pthread_mutex_unlock(&receivemut);
  }

  return 0;