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- cleaned and minimized SDL2 version check

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This commit is contained in:
alexey.lysiuk 2021-05-02 13:05:20 +03:00
parent e4ada10e78
commit 1efb9f4def
1 changed files with 10 additions and 12 deletions
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14
src/CMakeLists.txt
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@ -178,20 +178,18 @@ else()
# Non-Windows version also needs SDL except native OS X backend
if( NOT APPLE OR NOT OSX_COCOA_BACKEND )
find_package( SDL2 REQUIRED CONFIG )
include_directories( "${SDL2_INCLUDE_DIRS}" )
set( CMAKE_REQUIRED_INCLUDES "${CMAKE_REQUIRED_INCLUDES}" "${SDL2_INCLUDE_DIRS}" )
CHECK_CXX_SOURCE_COMPILES( "#include <SDL_version.h>
#if SDL_VERSION_ATLEAST(2, 0, 6)
int main() {}
#endif" SDL2_MIN_VERSION )
int main()
{
#if !SDL_VERSION_ATLEAST(2, 0, 6)
#error \"Only SDL 2.0.6 or later is supported.\"
#endif
return 0;
}" SDL2_MIN_VERSION )
if ( NOT SDL2_MIN_VERSION )
message( SEND_ERROR "Only SDL 2.0.6 or later is supported." )
endif()
include_directories( "${SDL2_INCLUDE_DIRS}" )
set( ZDOOM_LIBS ${ZDOOM_LIBS} "${SDL2_LIBRARIES}" )
endif()