From 31f6502b2c865373ad4ccad71d4c302d4d799236 Mon Sep 17 00:00:00 2001
From: Laurent Bercot <ska-skaware@skarnet.org>
Date: Fri, 17 Nov 2017 10:51:41 +0000
Subject:  bugfix: segfault in execlineb when both $@ and script are empty

---
 src/execline/execlineb.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/execline/execlineb.c b/src/execline/execlineb.c
index f94da6e..e93c3e9 100644
--- a/src/execline/execlineb.c
+++ b/src/execline/execlineb.c
@@ -148,6 +148,7 @@ int main (int argc, char const *const *argv, char const *const *envp)
     }
     nc = myexlp(&sa, argv, argc, nmin, dollar0, flagpushenv == 4) ;
     if (nc < 0) strerr_diefu1sys(111, "substitute positional parameters") ;
+    if (!nc) return 0 ;
     flagpushenv = 0 ;
   }
   else if (flagpushenv)
-- 
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