summaryrefslogtreecommitdiffhomepage
path: root/cmake
diff options
context:
space:
mode:
authorStanislaw Halik <sthalik@misaki.pl>2016-04-23 13:21:11 +0200
committerStanislaw Halik <sthalik@misaki.pl>2016-04-23 13:21:11 +0200
commit2f9489fbf4b6c4fa9814fb4e402293dbb957f869 (patch)
tree236fe63df264a8b91504a788432df466e7be904a /cmake
parent5f9fd9633b4efcd0b45012d5f1fa6529bfde9d65 (diff)
cmake: explicitly disallow source directory being equal to build directory
Causes frequent user confusion on Linux.
Diffstat (limited to 'cmake')
-rwxr-xr-xcmake/opentrack-check-build-directory.cmake7
1 files changed, 7 insertions, 0 deletions
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()