diff --git a/CMakeLists.txt b/CMakeLists.txt index 2be89ed2fb..412afd96ed 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -2291,11 +2291,32 @@ elseif(WINDOWS OR CYGWIN) string(APPEND CMAKE_REQUIRED_FLAGS " /I\"$ENV{DXSDK_DIR}\\Include\"") endif() - check_include_file(d3d9.h HAVE_D3D9_H) - check_include_file(d3d11_1.h HAVE_D3D11_H) - check_include_file(ddraw.h HAVE_DDRAW_H) - check_include_file(dsound.h HAVE_DSOUND_H) - check_include_file(dinput.h HAVE_DINPUT_H) + # d3d9.h may need windows.h, but does not include it itself. + check_c_source_compiles(" + #include + #include + int main(int argc, char **argv) { (void)argc; (void)argv; return 0; }" HAVE_D3D9_H + ) + check_c_source_compiles(" + #include + int main(int argc, char **argv) { (void)argc; (void)argv; return 0; }" HAVE_D3D11_H + ) + # ddraw.h, dsound.h, and dinput.h may need windows.h, but does not include it itself. + check_c_source_compiles(" + #include + #include + int main(int argc, char **argv) { (void)argc; (void)argv; return 0; }" HAVE_DDRAW_H + ) + check_c_source_compiles(" + #include + #include + int main(int argc, char **argv) { (void)argc; (void)argv; return 0; }" HAVE_DSOUND_H + ) + check_c_source_compiles(" + #include + #include + int main(int argc, char **argv) { (void)argc; (void)argv; return 0; }" HAVE_DINPUT_H + ) if(SDL_CPU_ARM32) # !!! FIXME: this should probably check if we're !(x86 or x86-64) instead of arm. set(HAVE_DINPUT_H 0) endif()