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Improve detection of aligned memory allocation APIs in libretro builds

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刘皓 2025-04-08 17:32:19 -04:00
parent 495d00d5ed
commit 01a5875fd3
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GPG key ID: 7901753DB465B711
1 changed files with 21 additions and 3 deletions
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meson.build
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@ -290,11 +290,29 @@ if is_libretro
libretro_defines += '-DMKXPZ_NO_SEMAPHORE_H'
endif
if (not core_is_static or is_emscripten) and compilers['cpp'].has_header_symbol('stdlib.h', 'posix_memalign')
if compilers['cpp'].has_header_symbol('stdlib.h', 'posix_memalign') and compilers['cpp'].links('''
#include <stdlib.h>
int main() {
void *mem;
return posix_memalign(&mem, 16, 4);
}
''', name: 'posix_memalign sanity check')
libretro_defines += '-DMKXPZ_HAVE_POSIX_MEMALIGN'
elif (not core_is_static or is_emscripten) and compilers['cpp'].has_header_symbol('malloc.h', '_aligned_malloc')
elif compilers['cpp'].has_header_symbol('malloc.h', '_aligned_malloc') and compilers['cpp'].links('''
#include <malloc.h>
int main() {
void *mem = _aligned_malloc(4, 16);
_aligned_free(mem);
return mem == NULL;
}
''', name: '_aligned_malloc sanity check')
libretro_defines += '-DMKXPZ_HAVE_ALIGNED_MALLOC'
elif compilers['cpp'].has_header_symbol('stdlib.h', 'aligned_alloc')
elif compilers['cpp'].has_header_symbol('stdlib.h', 'aligned_alloc') and compilers['cpp'].links('''
#include <stdlib.h>
int main() {
return aligned_alloc(16, 4) == NULL;
}
''', name: 'aligned_alloc sanity check')
libretro_defines += '-DMKXPZ_HAVE_ALIGNED_ALLOC'
endif