[PATCH v2 7/7] winemac: Use pthread_once for wine_vk_init.

[Jacek Caban]

From: Jacek Caban

Signed-off-by: Jacek Caban 
---
 dlls/winemac.drv/vulkan.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/dlls/winemac.drv/vulkan.c b/dlls/winemac.drv/vulkan.c
index 67273b8f20b..de99e4035bc 100644
--- a/dlls/winemac.drv/vulkan.c
+++ b/dlls/winemac.drv/vulkan.c
@@ -101,12 +101,12 @@ static inline struct wine_vk_surface *surface_from_handle(VkSurfaceKHR handle)

static void *vulkan_handle;

-static BOOL WINAPI wine_vk_init(INIT_ONCE *once, void *param, void **context)
+static void wine_vk_init(void)
 {
     if (!(vulkan_handle = dlopen(SONAME_LIBMOLTENVK, RTLD_NOW)))
     {
         ERR("Failed to load %s\n", SONAME_LIBMOLTENVK);
-        return TRUE;
+        return;
     }

#define LOAD_FUNCPTR(f) if ((p##f = dlsym(vulkan_handle, #f)) == NULL) goto fail;
@@ -130,12 +130,11 @@ static BOOL WINAPI wine_vk_init(INIT_ONCE *once, void *param, void **context)
     LOAD_FUNCPTR(vkQueuePresentKHR)
 #undef LOAD_FUNCPTR

-    return TRUE;
+    return;

fail:
     dlclose(vulkan_handle);
     vulkan_handle = NULL;
-    return TRUE;
 }

/* Helper function for converting between win32 and MoltenVK compatible VkInstanceCreateInfo.
@@ -625,7 +624,7 @@ static void *macdrv_get_vk_instance_proc_addr(VkInstance instance, const char *n

static const struct vulkan_funcs *get_vulkan_driver(UINT version)
 {
-    static INIT_ONCE init_once = INIT_ONCE_STATIC_INIT;
+    static pthread_once_t init_once = PTHREAD_ONCE_INIT;

if (version != WINE_VULKAN_DRIVER_VERSION)
     {
@@ -633,7 +632,7 @@ static const struct vulkan_funcs *get_vulkan_driver(UINT version)
         return NULL;
     }

-    InitOnceExecuteOnce(&init_once, wine_vk_init, NULL, NULL);
+    pthread_once(&init_once, wine_vk_init);
     if (vulkan_handle)
         return &vulkan_funcs;