From: Antonio Ospite <ospite@studenti.unina.it>
Date: Thu, 10 May 2012 13:29:56 +0000 (+0200)
Subject: Add a CMAKE_TOOLCHAIN_FILE to compile with MinGW
X-Git-Tag: v0.1.3~37^2~1
X-Git-Url: https://git.ao2.it/libam7xxx.git/commitdiff_plain/f43e0004ea33555719ef921718eca81d6cb22248?ds=sidebyside

Add a CMAKE_TOOLCHAIN_FILE to compile with MinGW

This is inspired by this blog post by Sylvain Beucler:
http://blog.beuc.net/posts/Cross-compiling_with_CMake/
---

diff --git a/cmake_modules/mingw_cross_toolchain.cmake b/cmake_modules/mingw_cross_toolchain.cmake
new file mode 100644
index 0000000..32ef5ab
--- /dev/null
+++ b/cmake_modules/mingw_cross_toolchain.cmake
@@ -0,0 +1,9 @@
+SET(CMAKE_SYSTEM_NAME Windows)
+include(CMakeForceCompiler)
+IF("${GNU_HOST}" STREQUAL "")
+    SET(GNU_HOST i586-mingw32msvc)
+ENDIF()
+# Prefix detection only works with compiler id "GNU"
+CMAKE_FORCE_C_COMPILER(${GNU_HOST}-gcc GNU)
+# CMake doesn't automatically look for prefixed 'windres', do it manually:
+SET(CMAKE_RC_COMPILER ${GNU_HOST}-windres)