From 6c4ac3470b94e75d3f3af31b31cf6656fee16493 Mon Sep 17 00:00:00 2001
From: Marco Peereboom <marco@conformal.com>
Date: Sat, 3 Jul 2010 22:41:34 +0000
Subject: [PATCH] Make HUP actually restart the wm.  Comes in handy when you
 hang it; what's bad is that I know how to do it...

---
 scrotwm.c |    7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/scrotwm.c b/scrotwm.c
index a8a4f31..67ad17a 100644
--- a/scrotwm.c
+++ b/scrotwm.c
@@ -168,6 +168,7 @@ Atom			aprot;
 Atom			adelete;
 Atom			takefocus;
 volatile sig_atomic_t   running = 1;
+volatile sig_atomic_t   restart_wm = 0;
 int			outputs = 0;
 int			last_focus_event = FocusOut;
 int			(*xerrorxlib)(Display *, XErrorEvent *);
@@ -608,9 +609,11 @@ sighdlr(int sig)
 				break;
 		}
 		break;
+	case SIGHUP:
+		restart_wm = 1;
+		break;
 	case SIGINT:
 	case SIGTERM:
-	case SIGHUP:
 	case SIGQUIT:
 		running = 0;
 		break;
@@ -4924,6 +4927,8 @@ main(int argc, char *argv[])
 		if (select(xfd + 1, &rd, NULL, NULL, &tv) == -1)
 			if (errno != EINTR)
 				DNPRINTF(SWM_D_MISC, "select failed");
+		if (restart_wm == 1)
+			restart(NULL, NULL);
 		if (running == 0)
 			goto done;
 		if (bar_alarm) {
-- 
1.7.10.4