From cd6701dc08ba0d036d3442aab479dd01c40691ff Mon Sep 17 00:00:00 2001
From: Marcus Georgi <marcus@kinemic.de>
Date: Tue, 25 Jul 2017 13:47:50 +0200
Subject: [PATCH] do not use dpkg to change deb arch when crosscompiling

---
 CMakeLists.txt | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index c9db903..50a112e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -112,8 +112,10 @@ else()
   set(CPACK_GENERATOR "DEB;RPM;ZIP")
 endif()
 
+if (NOT CMAKE_SYSROOT)
 # Detect platform architecture to use it for the Debian package
-execute_process(COMMAND dpkg --print-architecture OUTPUT_VARIABLE CPACK_DEBIAN_PACKAGE_ARCHITECTURE OUTPUT_QUIET)
+  execute_process(COMMAND dpkg --print-architecture OUTPUT_VARIABLE CPACK_DEBIAN_PACKAGE_ARCHITECTURE OUTPUT_QUIET)
+endif()
 
 set(CPACK_DEBIAN_PACKAGE_DEPENDS "libglib2.0-0")