Fix signal handler setup for SIGHUP in the apply launcher process.

Amit Kapila · Amit Kapila · commit 01160a3de3d8 · 2020-07-17T09:02:44.000+05:30
Commit 1e53fe0 has unified the usage of the config-file reload flag by using the same signal handler function for the SIGHUP signal at many places in the code. By mistake, it used the wrong SIGNAL in apply launcher process for the SIGHUP signal handler function. Author: Bharath Rupireddy Reviewed-by: Dilip Kumar Backpatch-through: 13, where it was introduced Discussion: https://postgr.es/m/CALj2ACVzHCRnS20bOiEHaLtP5PVBENZQn4khdsSJQgOv_GM-LA@mail.gmail.com
diff --git a/src/backend/replication/logical/launcher.c b/src/backend/replication/logical/launcher.c
@@ -956,7 +956,7 @@ ApplyLauncherMain(Datum main_arg)
 	LogicalRepCtx->launcher_pid = MyProcPid;
 
 	/* Establish signal handlers. */
-	pqsignal(SIGTERM, SignalHandlerForConfigReload);
+	pqsignal(SIGHUP, SignalHandlerForConfigReload);
 	pqsignal(SIGTERM, die);
 	BackgroundWorkerUnblockSignals();
 
