Christoph Korn/PlayDeb.net: support additional architechtures

[simgear.git] / CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index f34d882881bd38699c0e61decc99741696374f23..1f4db46f664f47bdda873b8d6044eda4df32e0d4 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -13,6 +13,14 @@ string(STRIP ${versionFile} SIMGEAR_VERSION)
 # use simgear version also as the SO version (if building SOs)
 SET(SIMGEAR_SOVERSION ${SIMGEAR_VERSION})
 
+# Warning when build is not an out-of-source build.
+string(COMPARE EQUAL "${CMAKE_SOURCE_DIR}" "${CMAKE_BINARY_DIR}" InSourceBuild)
+if(InSourceBuild)
+    message(WARNING  "Avoid building inside the source tree!")
+    message(WARNING  "Create a separate build directory instead (i.e. 'sgbuild') and call CMake from there: ")
+    message(WARNING  "  mkdir ../sgbuild && cd ../sgbuild && cmake ${CMAKE_SOURCE_DIR}")
+endif(InSourceBuild)
+
 #packaging
 SET(CPACK_RESOURCE_FILE_LICENSE "${PROJECT_SOURCE_DIR}/COPYING")
 SET(CPACK_RESOURCE_FILE_README "${PROJECT_SOURCE_DIR}/README")
@@ -110,9 +118,6 @@ endif (MSVC AND MSVC_3RDPARTY_ROOT)
 find_package(Boost REQUIRED)
 set (BOOST_CXX_FLAGS "-DBOOST_MULTI_INDEX_DISABLE_SERIALIZATION -DBOOST_BIMAP_DISABLE_SERIALIZATION")
 
-find_package(ZLIB REQUIRED)
-find_package(Threads REQUIRED)
-
 if(SIMGEAR_HEADLESS)
     message(STATUS "SimGear mode: HEADLESS")
 else()
@@ -148,6 +153,9 @@ else()
     message(STATUS "Subversion client support: DISABLED")
 endif(ENABLE_LIBSVN)
 
+find_package(ZLIB REQUIRED)
+find_package(Threads REQUIRED)
+
 check_include_file(sys/time.h HAVE_SYS_TIME_H)
 check_include_file(sys/timeb.h HAVE_SYS_TIMEB_H)
 check_include_file(unistd.h HAVE_UNISTD_H)