From e51c9c17af51e4055efb5a2cc36739d1d7ae457f Mon Sep 17 00:00:00 2001
From: "Barton E. Schaefer" <schaefer@zsh.org>
Date: Sun, 29 Jan 2017 08:30:14 -0800
Subject: 40453: signal handler safety for callers of patcompile(PAT_STATIC),
 which is not re-entrant.

---
 Src/loop.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'Src/loop.c')

diff --git a/Src/loop.c b/Src/loop.c
index ae87b2f5f..f7eae307b 100644
--- a/Src/loop.c
+++ b/Src/loop.c
@@ -620,7 +620,9 @@ execcase(Estate state, int do_exec)
 	    spprog = state->prog->pats + npat;
 	    pprog = NULL;
 	    pat = NULL;
-	
+
+	    queue_signals();
+
 	    if (isset(XTRACE)) {
 		int htok = 0;
 		pat = dupstring(ecrawstr(state->prog, state->pc, &htok));
@@ -657,6 +659,8 @@ execcase(Estate state, int do_exec)
 		patok = anypatok = 1;
 	    state->pc += 2;
 	    nalts--;
+
+	    unqueue_signals();
 	}
 	state->pc += 2 * nalts;
 	if (isset(XTRACE)) {
-- 
cgit 1.4.1