winepulse: Move synchronization functions to unix lib.

dlls/winepulse.drv/Makefile.in

@@ -4,4 +4,5 @@ EXTRALIBS = $(PULSE_LIBS) $(PTHREAD_LIBS)
 EXTRAINCL = $(PULSE_CFLAGS)
 
 C_SRCS = \
-	mmdevdrv.c
+	mmdevdrv.c \
+	pulse.c

dlls/winepulse.drv/pulse.c

+/*
+ * Copyright 2011-2012 Maarten Lankhorst
+ * Copyright 2010-2011 Maarten Lankhorst for CodeWeavers
+ * Copyright 2011 Andrew Eikum for CodeWeavers
+ *
+ * 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 2.1 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; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#if 0
+#pragma makedep unix
+#endif
+
+#include <stdarg.h>
+#include <pthread.h>
+
+#include "ntstatus.h"
+#define WIN32_NO_STATUS
+#include "winternl.h"
+
+#include "unixlib.h"
+
+static pthread_mutex_t pulse_mutex;
+static pthread_cond_t pulse_cond = PTHREAD_COND_INITIALIZER;
+
+static void WINAPI pulse_lock(void)
+{
+    pthread_mutex_lock(&pulse_mutex);
+}
+
+static void WINAPI pulse_unlock(void)
+{
+    pthread_mutex_unlock(&pulse_mutex);
+}
+
+static int WINAPI pulse_cond_wait(void)
+{
+    return pthread_cond_wait(&pulse_cond, &pulse_mutex);
+}
+
+static void WINAPI pulse_broadcast(void)
+{
+    pthread_cond_broadcast(&pulse_cond);
+}
+
+static const struct unix_funcs unix_funcs =
+{
+    pulse_lock,
+    pulse_unlock,
+    pulse_cond_wait,
+    pulse_broadcast,
+};
+
+NTSTATUS CDECL __wine_init_unix_lib(HMODULE module, DWORD reason, const void *ptr_in, void *ptr_out)
+{
+    pthread_mutexattr_t attr;
+
+    switch (reason)
+    {
+    case DLL_PROCESS_ATTACH:
+        pthread_mutexattr_init(&attr);
+        pthread_mutexattr_setprotocol(&attr, PTHREAD_PRIO_INHERIT);
+
+        if (pthread_mutex_init(&pulse_mutex, &attr) != 0)
+            pthread_mutex_init(&pulse_mutex, NULL);
+
+        *(const struct unix_funcs **)ptr_out = &unix_funcs;
+        break;
+    }
+
+    return STATUS_SUCCESS;
+}

dlls/winepulse.drv/unixlib.h

+/*
+ * Copyright 2021 Jacek Caban for CodeWeavers
+ *
+ * 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 2.1 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; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+struct unix_funcs
+{
+    void (WINAPI *lock)(void);
+    void (WINAPI *unlock)(void);
+    int (WINAPI *cond_wait)(void);
+    void (WINAPI *broadcast)(void);
+};