From 2f9489fbf4b6c4fa9814fb4e402293dbb957f869 Mon Sep 17 00:00:00 2001 From: Stanislaw Halik Date: Sat, 23 Apr 2016 13:21:11 +0200 Subject: cmake: explicitly disallow source directory being equal to build directory Causes frequent user confusion on Linux. --- cmake/opentrack-check-build-directory.cmake | 7 +++++++ 1 file changed, 7 insertions(+) create mode 100755 cmake/opentrack-check-build-directory.cmake (limited to 'cmake') diff --git a/cmake/opentrack-check-build-directory.cmake b/cmake/opentrack-check-build-directory.cmake new file mode 100755 index 00000000..a9351b6a --- /dev/null +++ b/cmake/opentrack-check-build-directory.cmake @@ -0,0 +1,7 @@ +get_filename_component(_abs_src_path ${CMAKE_SOURCE_DIR} REALPATH) +string(TOLOWER ${_abs_src_path} _abs_src_path) +get_filename_component(_abs_build_path ${CMAKE_BINARY_DIR} REALPATH) +string(TOLOWER ${_abs_build_path} _abs_build_path) +if(_abs_src_path STREQUAL _abs_build_path) + message(FATAL_ERROR "source directory has to be different than build directory") +endif() -- cgit v1.2.3