diff options
Diffstat (limited to 'liblo/pthreads.2/tests/benchlib.c')
| -rw-r--r-- | liblo/pthreads.2/tests/benchlib.c | 363 |
1 files changed, 363 insertions, 0 deletions
diff --git a/liblo/pthreads.2/tests/benchlib.c b/liblo/pthreads.2/tests/benchlib.c new file mode 100644 index 0000000..d28490a --- /dev/null +++ b/liblo/pthreads.2/tests/benchlib.c @@ -0,0 +1,363 @@ +/*
+ *
+ *
+ * --------------------------------------------------------------------------
+ *
+ * Pthreads-win32 - POSIX Threads Library for Win32
+ * Copyright(C) 1998 John E. Bossom
+ * Copyright(C) 1999,2005 Pthreads-win32 contributors
+ *
+ * Contact Email: rpj@callisto.canberra.edu.au
+ *
+ * The current list of contributors is contained
+ * in the file CONTRIBUTORS included with the source
+ * code distribution. The list can also be seen at the
+ * following World Wide Web location:
+ * http://sources.redhat.com/pthreads-win32/contributors.html
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library in the file COPYING.LIB;
+ * if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ *
+ */
+
+#include "../config.h"
+
+#include "pthread.h"
+#include "sched.h"
+#include "semaphore.h"
+#include <windows.h>
+#include <stdio.h>
+
+#ifdef __GNUC__
+#include <stdlib.h>
+#endif
+
+#include "benchtest.h"
+
+int old_mutex_use = OLD_WIN32CS;
+
+BOOL (WINAPI *ptw32_try_enter_critical_section)(LPCRITICAL_SECTION) = NULL;
+HINSTANCE ptw32_h_kernel32;
+
+void
+dummy_call(int * a)
+{
+}
+
+void
+interlocked_inc_with_conditionals(int * a)
+{
+ if (a != NULL)
+ if (InterlockedIncrement((long *) a) == -1)
+ {
+ *a = 0;
+ }
+}
+
+void
+interlocked_dec_with_conditionals(int * a)
+{
+ if (a != NULL)
+ if (InterlockedDecrement((long *) a) == -1)
+ {
+ *a = 0;
+ }
+}
+
+int
+old_mutex_init(old_mutex_t *mutex, const old_mutexattr_t *attr)
+{
+ int result = 0;
+ old_mutex_t mx;
+
+ if (mutex == NULL)
+ {
+ return EINVAL;
+ }
+
+ mx = (old_mutex_t) calloc(1, sizeof(*mx));
+
+ if (mx == NULL)
+ {
+ result = ENOMEM;
+ goto FAIL0;
+ }
+
+ mx->mutex = 0;
+
+ if (attr != NULL
+ && *attr != NULL
+ && (*attr)->pshared == PTHREAD_PROCESS_SHARED
+ )
+ {
+ result = ENOSYS;
+ }
+ else
+ {
+ CRITICAL_SECTION cs;
+
+ /*
+ * Load KERNEL32 and try to get address of TryEnterCriticalSection
+ */
+ ptw32_h_kernel32 = LoadLibrary(TEXT("KERNEL32.DLL"));
+ ptw32_try_enter_critical_section = (BOOL (WINAPI *)(LPCRITICAL_SECTION))
+
+#if defined(NEED_UNICODE_CONSTS)
+ GetProcAddress(ptw32_h_kernel32,
+ (const TCHAR *)TEXT("TryEnterCriticalSection"));
+#else
+ GetProcAddress(ptw32_h_kernel32,
+ (LPCSTR) "TryEnterCriticalSection");
+#endif
+
+ if (ptw32_try_enter_critical_section != NULL)
+ {
+ InitializeCriticalSection(&cs);
+ if ((*ptw32_try_enter_critical_section)(&cs))
+ {
+ LeaveCriticalSection(&cs);
+ }
+ else
+ {
+ /*
+ * Not really supported (Win98?).
+ */
+ ptw32_try_enter_critical_section = NULL;
+ }
+ DeleteCriticalSection(&cs);
+ }
+
+ if (ptw32_try_enter_critical_section == NULL)
+ {
+ (void) FreeLibrary(ptw32_h_kernel32);
+ ptw32_h_kernel32 = 0;
+ }
+
+ if (old_mutex_use == OLD_WIN32CS)
+ {
+ InitializeCriticalSection(&mx->cs);
+ }
+ else if (old_mutex_use == OLD_WIN32MUTEX)
+ {
+ mx->mutex = CreateMutex (NULL,
+ FALSE,
+ NULL);
+
+ if (mx->mutex == 0)
+ {
+ result = EAGAIN;
+ }
+ }
+ else
+ {
+ result = EINVAL;
+ }
+ }
+
+ if (result != 0 && mx != NULL)
+ {
+ free(mx);
+ mx = NULL;
+ }
+
+FAIL0:
+ *mutex = mx;
+
+ return(result);
+}
+
+
+int
+old_mutex_lock(old_mutex_t *mutex)
+{
+ int result = 0;
+ old_mutex_t mx;
+
+ if (mutex == NULL || *mutex == NULL)
+ {
+ return EINVAL;
+ }
+
+ if (*mutex == (old_mutex_t) PTW32_OBJECT_AUTO_INIT)
+ {
+ /*
+ * Don't use initialisers when benchtesting.
+ */
+ result = EINVAL;
+ }
+
+ mx = *mutex;
+
+ if (result == 0)
+ {
+ if (mx->mutex == 0)
+ {
+ EnterCriticalSection(&mx->cs);
+ }
+ else
+ {
+ result = (WaitForSingleObject(mx->mutex, INFINITE)
+ == WAIT_OBJECT_0)
+ ? 0
+ : EINVAL;
+ }
+ }
+
+ return(result);
+}
+
+int
+old_mutex_unlock(old_mutex_t *mutex)
+{
+ int result = 0;
+ old_mutex_t mx;
+
+ if (mutex == NULL || *mutex == NULL)
+ {
+ return EINVAL;
+ }
+
+ mx = *mutex;
+
+ if (mx != (old_mutex_t) PTW32_OBJECT_AUTO_INIT)
+ {
+ if (mx->mutex == 0)
+ {
+ LeaveCriticalSection(&mx->cs);
+ }
+ else
+ {
+ result = (ReleaseMutex (mx->mutex) ? 0 : EINVAL);
+ }
+ }
+ else
+ {
+ result = EINVAL;
+ }
+
+ return(result);
+}
+
+
+int
+old_mutex_trylock(old_mutex_t *mutex)
+{
+ int result = 0;
+ old_mutex_t mx;
+
+ if (mutex == NULL || *mutex == NULL)
+ {
+ return EINVAL;
+ }
+
+ if (*mutex == (old_mutex_t) PTW32_OBJECT_AUTO_INIT)
+ {
+ /*
+ * Don't use initialisers when benchtesting.
+ */
+ result = EINVAL;
+ }
+
+ mx = *mutex;
+
+ if (result == 0)
+ {
+ if (mx->mutex == 0)
+ {
+ if (ptw32_try_enter_critical_section == NULL)
+ {
+ result = 0;
+ }
+ else if ((*ptw32_try_enter_critical_section)(&mx->cs) != TRUE)
+ {
+ result = EBUSY;
+ }
+ }
+ else
+ {
+ DWORD status;
+
+ status = WaitForSingleObject (mx->mutex, 0);
+
+ if (status != WAIT_OBJECT_0)
+ {
+ result = ((status == WAIT_TIMEOUT)
+ ? EBUSY
+ : EINVAL);
+ }
+ }
+ }
+
+ return(result);
+}
+
+
+int
+old_mutex_destroy(old_mutex_t *mutex)
+{
+ int result = 0;
+ old_mutex_t mx;
+
+ if (mutex == NULL
+ || *mutex == NULL)
+ {
+ return EINVAL;
+ }
+
+ if (*mutex != (old_mutex_t) PTW32_OBJECT_AUTO_INIT)
+ {
+ mx = *mutex;
+
+ if ((result = old_mutex_trylock(&mx)) == 0)
+ {
+ *mutex = NULL;
+
+ (void) old_mutex_unlock(&mx);
+
+ if (mx->mutex == 0)
+ {
+ DeleteCriticalSection(&mx->cs);
+ }
+ else
+ {
+ result = (CloseHandle (mx->mutex) ? 0 : EINVAL);
+ }
+
+ if (result == 0)
+ {
+ mx->mutex = 0;
+ free(mx);
+ }
+ else
+ {
+ *mutex = mx;
+ }
+ }
+ }
+ else
+ {
+ result = EINVAL;
+ }
+
+ if (ptw32_try_enter_critical_section != NULL)
+ {
+ (void) FreeLibrary(ptw32_h_kernel32);
+ ptw32_h_kernel32 = 0;
+ }
+
+ return(result);
+}
+
+/****************************************************************************************/
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