Update Vulkan loader to 1.0.39

third_party/vulkan/loader/vk_loader_platform.h

@@ -47,7 +47,7 @@
 #include <libgen.h>
 
 // VK Library Filenames, Paths, etc.:
-#define PATH_SEPERATOR ':'
+#define PATH_SEPARATOR ':'
 #define DIRECTORY_SYMBOL '/'
 
 #define VULKAN_DIR            "/vulkan/"
@@ -100,7 +100,9 @@
     EXTRA_ILAYERS_DATADIR_INFO
 
 #define DEFAULT_VK_DRIVERS_PATH ""
+#if !defined(DEFAULT_VK_LAYERS_PATH)
 #define DEFAULT_VK_LAYERS_PATH ""
+#endif
 
 #if !defined(LAYERS_SOURCE_PATH)
 #define LAYERS_SOURCE_PATH NULL
@@ -232,11 +234,10 @@ loader_platform_thread_cond_broadcast(loader_platform_thread_cond *pCond) {
 #ifdef __cplusplus
 #include <iostream>
 #include <string>
-using namespace std;
 #endif // __cplusplus
 
 // VK Library Filenames, Paths, etc.:
-#define PATH_SEPERATOR ';'
+#define PATH_SEPARATOR ';'
 #define DIRECTORY_SYMBOL '\\'
 #define DEFAULT_VK_REGISTRY_HIVE HKEY_LOCAL_MACHINE
 #define DEFAULT_VK_DRIVERS_INFO "SOFTWARE\\Khronos\\" API_NAME "\\Drivers"
@@ -320,7 +321,8 @@ loader_platform_open_library(const char *libPath) {
 }
 static char *loader_platform_open_library_error(const char *libPath) {
     static char errorMsg[164];
-    snprintf(errorMsg, 163, "Failed to open dynamic library \"%s\"", libPath);
+    (void)snprintf(errorMsg, 163, "Failed to open dynamic library \"%s\"",
+                   libPath);
     return errorMsg;
 }
 static void loader_platform_close_library(loader_platform_dl_handle library) {
@@ -334,8 +336,8 @@ static void *loader_platform_get_proc_address(loader_platform_dl_handle library,
 }
 static char *loader_platform_get_proc_address_error(const char *name) {
     static char errorMsg[120];
-    snprintf(errorMsg, 119, "Failed to find function \"%s\" in dynamic library",
-             name);
+    (void)snprintf(errorMsg, 119,
+                   "Failed to find function \"%s\" in dynamic library", name);
     return errorMsg;
 }