From ddbebabd25dd8031bda5e31f061b89433c72b9e3 Mon Sep 17 00:00:00 2001
From: matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 18 Jul 2006 05:48:01 +0000
Subject: * process.c (rb_f_system): call rb_sys_fail(0) if rb_last_status   is
 nil.  [ruby-talk:202361]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@10555 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 process.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'process.c')

diff --git a/process.c b/process.c
index 5b4672b0e0..1989f017d9 100644
--- a/process.c
+++ b/process.c
@@ -1592,6 +1592,7 @@ rb_f_system(int argc, VALUE *argv)
     if (status == -1) rb_sys_fail(RSTRING(argv[0])->ptr);
 #if defined(HAVE_FORK) || defined(HAVE_SPAWNV)
     rb_syswait(status);
+    if (NIL_P(rb_last_status)) rb_sys_fail(0);
     status = NUM2INT(rb_last_status);
 #endif
     if (status == EXIT_SUCCESS) return Qtrue;
-- 
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