OpenTTD-patches/cmake/FindMacUcontext.cmake

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CMake
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2020-06-27 18:20:31 +00:00
include(CheckCXXSourceCompiles)
check_cxx_source_compiles("
#include <sys/ucontext.h>
int main() {
ucontext_t context;
#if defined(__x86_64__)
void *ptr = (void *) context.uc_mcontext->__ss.__rip;
#elif defined(__i386)
void *ptr = (void *) context.uc_mcontext->__ss.__rip;
#else
#error Unknown arch
#endif
return 0;
}"
UCONTEXT_FOUND
)
if (UCONTEXT_FOUND)
add_compile_options(
-DWITH_UCONTEXT
)
endif (UCONTEXT_FOUND)