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| -rw-r--r-- | CMakeLists.txt | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index bd90163..8b41cc3 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -17,6 +17,21 @@ ENDIF(COMMAND CMAKE_POLICY) MARK_AS_ADVANCED(CMAKE_BACKWARDS_COMPATIBILITY) +IF(CMAKE_CXX_PLATFORM_ID MATCHES "OpenBSD") + EXECUTE_PROCESS(COMMAND ${CMAKE_CXX_COMPILER} + ${CMAKE_CXX_COMPILER_ARG1} -dumpversion + OUTPUT_VARIABLE _GXX_VERSION + ) + STRING(REGEX REPLACE "([0-9])\\.([0-9])(\\.[0-9])?" "\\1\\2" + _GXX_VERSION_SHORT ${_GXX_VERSION}) + IF(_GXX_VERSION_SHORT EQUAL 33) + MESSAGE(FATAL_ERROR + "GXX 3.3 on OpenBSD is known to cause CPack to Crash.\n" + "Please use GXX 4.2 or greater to build CMake on OpenBSD\n" + "${CMAKE_CXX_COMPILER} version is: ${_GXX_VERSION}") + ENDIF() +ENDIF() + # Allow empty endif() and such with CMake 2.4. SET(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS 1) |