From c52c8d76dacfc1d7c4d7d531949fe95d0a38c7d2 Mon Sep 17 00:00:00 2001
From: xantares <xantares09@hotmail.com>
Date: Mon, 27 Jun 2016 16:43:08 +0000
Subject: [PATCH] Disable pkgconfig only for native windows builds

ie enable it for MinGW
---
 CMakeLists.txt | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 76ec09ea0..8058e1ed2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -98,9 +98,11 @@ else()
 endif()
 
 option(EIGEN_BUILD_BTL "Build benchmark suite" OFF)
-if(NOT WIN32)
+
+# Disable pkgconfig only for native Windows builds
+if(NOT WIN32 OR NOT CMAKE_HOST_SYSTEM_NAME MATCHES Windows)
   option(EIGEN_BUILD_PKGCONFIG "Build pkg-config .pc file for Eigen" ON)
-endif(NOT WIN32)
+endif()
 
 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 
@@ -403,7 +405,7 @@ if(EIGEN_BUILD_PKGCONFIG)
     install(FILES ${CMAKE_CURRENT_BINARY_DIR}/eigen3.pc
         DESTINATION ${PKGCONFIG_INSTALL_DIR}
         )
-endif(EIGEN_BUILD_PKGCONFIG)
+endif()
 
 add_subdirectory(Eigen)