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Mac: Codify SDK and OS requirements, and clean up.

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This #errors if you're using an SDK or deployment target that is less
than 10.6 and 10.5, respectively, and cleans up uses of
MAC_OS_X_VERSION_MIN_REQUIRED and MAC_OS_X_VERSION_MAX_ALLOWED according
to those requirements.
This commit is contained in:
Jørgen P. Tjernø 2013-07-23 17:38:59 -07:00
parent defb16763d
commit b01b128353
14 changed files with 30 additions and 159 deletions
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8
cmake/sdlchecks.cmake
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@ -18,10 +18,10 @@ macro(CheckDLOPEN)
endif()
check_c_source_compiles("
#include <dlfcn.h>
#if defined(MAC_OS_X_VERSION_MIN_REQUIRED) && MAC_OS_X_VERSION_MIN_REQUIRED <= 1020
#error Use dlcompat for Mac OS X 10.2 compatibility
#endif
int main(int argc, char **argv) {}" HAVE_DLOPEN)
int main(int argc, char **argv) {
void *handle = dlopen("", RTLD_NOW);
const char *loaderror = (char *) dlerror();
}" HAVE_DLOPEN)
set(CMAKE_REQUIRED_LIBRARIES)
endif()