From 7f7f1eecfd6834b8a499f0fde49469a10a1b2905 Mon Sep 17 00:00:00 2001
From: Ben Boeckel <mathstuf@gmail.com>
Date: Thu, 17 Sep 2015 21:08:05 -0400
Subject: FindPkgConfig: use execute_process to strip trailing whitespace

---
 Modules/FindPkgConfig.cmake | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Modules/FindPkgConfig.cmake b/Modules/FindPkgConfig.cmake
index ae6903e..0f2e22d 100644
--- a/Modules/FindPkgConfig.cmake
+++ b/Modules/FindPkgConfig.cmake
@@ -70,14 +70,14 @@ macro(_pkgconfig_invoke _pkglist _prefix _varname _regexp)
   execute_process(
     COMMAND ${PKG_CONFIG_EXECUTABLE} ${ARGN} ${_pkglist}
     OUTPUT_VARIABLE _pkgconfig_invoke_result
-    RESULT_VARIABLE _pkgconfig_failed)
+    RESULT_VARIABLE _pkgconfig_failed
+    OUTPUT_STRIP_TRAILING_WHITESPACE)
 
   if (_pkgconfig_failed)
     set(_pkgconfig_${_varname} "")
     _pkgconfig_unset(${_prefix}_${_varname})
   else()
     string(REGEX REPLACE "[\r\n]"                  " " _pkgconfig_invoke_result "${_pkgconfig_invoke_result}")
-    string(REGEX REPLACE " +$"                     ""  _pkgconfig_invoke_result "${_pkgconfig_invoke_result}")
 
     if (NOT ${_regexp} STREQUAL "")
       string(REGEX REPLACE "${_regexp}" " " _pkgconfig_invoke_result "${_pkgconfig_invoke_result}")
-- 
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