From 97888037f11ad81ae8c45fbc64449cb460bad026 Mon Sep 17 00:00:00 2001
From: nagachika <nagachika@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 14 May 2016 17:46:54 +0000
Subject: merge revision(s) 54999: [Backport #12379]

	* lib/mkmf.rb (pkg_config): use xsystem consistently to set up
	  library path environment variable as well as latter pkg-config
	  calls.  [ruby-dev:49619] [Bug #12379]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_3@55001 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/mkmf.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib')

diff --git a/lib/mkmf.rb b/lib/mkmf.rb
index 3c944eecf5..3181b058ab 100644
--- a/lib/mkmf.rb
+++ b/lib/mkmf.rb
@@ -1787,7 +1787,7 @@ SRC
     elsif ($PKGCONFIG ||=
            (pkgconfig = with_config("pkg-config", ("pkg-config" unless CROSS_COMPILING))) &&
            find_executable0(pkgconfig) && pkgconfig) and
-        system("#{$PKGCONFIG} --exists #{pkg}")
+        xsystem("#{$PKGCONFIG} --exists #{pkg}")
       # default to pkg-config command
       pkgconfig = $PKGCONFIG
       get = proc {|opt|
-- 
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