From: Jason Ekstrand <jason.ekstrand@intel.com>
Date: Tue, 30 Jan 2018 02:11:38 +0000 (-0800)
Subject: vulkan/alloc: Add a vk_strdup helper
X-Git-Tag: android-x86-8.1-r1~1238
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=4ffb575da59fd3aece02734ca4fd3212d5002d55;p=android-x86%2Fexternal-mesa.git

vulkan/alloc: Add a vk_strdup helper

Cc: "18.2" <mesa-stable@lists.freedesktop.org>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
---

diff --git a/src/vulkan/util/vk_alloc.h b/src/vulkan/util/vk_alloc.h
index f58a80625a8..2e807a96d9e 100644
--- a/src/vulkan/util/vk_alloc.h
+++ b/src/vulkan/util/vk_alloc.h
@@ -67,6 +67,23 @@ vk_free(const VkAllocationCallbacks *alloc, void *data)
    alloc->pfnFree(alloc->pUserData, data);
 }
 
+static inline char *
+vk_strdup(const VkAllocationCallbacks *alloc, const char *s,
+          VkSystemAllocationScope scope)
+{
+   if (s == NULL)
+      return NULL;
+
+   size_t size = strlen(s) + 1;
+   char *copy = vk_alloc(alloc, size, 1, scope);
+   if (copy == NULL)
+      return NULL;
+
+   memcpy(copy, s, size);
+
+   return copy;
+}
+
 static inline void *
 vk_alloc2(const VkAllocationCallbacks *parent_alloc,
           const VkAllocationCallbacks *alloc,