Introduce helper for checking if a task is dead

1 files changed, 15 insertions, 0 deletions

diff --git a/main.h b/main.h
index 39c2440..7d14118 100644
--- a/main.h
+++ b/main.h
@@ -96,6 +96,21 @@ struct uring_task {
 	void *priv;
 };
 
+#define assert_task_alive_or(lvl, t, cmd) 	\
+do {						\
+	if (!(t)) {				\
+		error("invalid task\n");	\
+		cmd;				\
+	}					\
+						\
+	if ((t)->dead) {			\
+		debug((lvl), "task dead\n");	\
+		cmd;				\
+	}					\
+} while(0)
+
+#define assert_task_alive(lvl, t) assert_task_alive_or((lvl), (t), return)
+
 struct cfg {
 	uid_t uid;
 	gid_t gid;