[BOX32] Added (mostly untested) wrapped libGL and minimum SDL1 (SDLgears and zsnes works)

1 files changed, 12 insertions, 0 deletions

diff --git a/src/libtools/threads32.c b/src/libtools/threads32.c
index e161ff45..5cc808a0 100755
--- a/src/libtools/threads32.c
+++ b/src/libtools/threads32.c
@@ -311,6 +311,18 @@ EXPORT int my32_pthread_rwlock_init(void* rdlock, void* attr)
 }
 EXPORT int my32___pthread_rwlock_init(void*, void*) __attribute__((alias("my32_pthread_rwlock_init")));
 
+EXPORT int my32_pthread_rwlock_destroy(void* rdlock)
+{
+	// the structure is bigger, but the "active" part should be the same size, so just save/restoore the padding at init
+	uint8_t buff[sizeof(pthread_rwlock_t)];
+	if(rdlock && sizeof(pthread_rwlock_t)>X86_RWLOCK_SIZE) {
+		memcpy(buff, rdlock+32, sizeof(pthread_rwlock_t)-X86_RWLOCK_SIZE);
+	}
+	int ret = pthread_rwlock_destroy(rdlock);
+	memcpy(rdlock+32, buff, sizeof(pthread_rwlock_t)-X86_RWLOCK_SIZE);
+	return ret;
+}
+
 EXPORT void my32___pthread_unwind_next(x64emu_t* emu, void* p)
 {
 	emu->quit = 1;