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#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <orc/orconce.h>
#include <orc/orcdebug.h>
#if defined(HAVE_THREAD_PTHREAD)
#include <pthread.h>
static pthread_mutex_t once_mutex = PTHREAD_MUTEX_INITIALIZER;
void
_orc_once_init (void)
{
}
void
orc_once_mutex_lock (void)
{
pthread_mutex_lock (&once_mutex);
}
void
orc_once_mutex_unlock (void)
{
pthread_mutex_unlock (&once_mutex);
}
#elif defined(HAVE_THREAD_WIN32)
#include <windows.h>
static CRITICAL_SECTION once_mutex;
void
_orc_once_init (void)
{
}
void
orc_once_mutex_lock (void)
{
EnterCriticalSection (&once_mutex);
}
void
orc_once_mutex_unlock (void)
{
LeaveCriticalSection (&once_mutex);
}
#ifdef _MSC_VER
#pragma section(".CRT$XCU",read)
static void __cdecl
orc_once_cs_init (void)
{
InitializeCriticalSection (&once_mutex);
}
__declspec(allocate(".CRT$XCU"))
void (__cdecl * orc_once_cs_init_constructor)(void) = orc_once_cs_init;
#elif defined(__GNUC__)
static void orc_once_cs_init (void) __attribute__((constructor));
static void
orc_once_cs_init (void)
{
InitializeCriticalSection (&once_mutex);
}
#else
#error Expecting GCC or MSVC on Windows
#endif
#if 0
BOOL WINAPI
DllMain (HINSTANCE hInstance, DWORD dwReason, LPVOID lpReserved)
{
if (dwReason == DLL_PROCESS_ATTACH) {
InitializeCriticalSection (&once_mutex);
}
return TRUE;
}
#endif
#else
void
_orc_once_init (void)
{
}
void
orc_once_mutex_lock (void)
{
}
void
orc_once_mutex_unlock (void)
{
}
#endif
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