Make code easier

1 files changed, 11 insertions, 13 deletions

diff --git a/main.c b/main.c
index 911e5d7..0d479b8 100644
--- a/main.c
+++ b/main.c
@@ -86,15 +86,11 @@ struct RenderVulkan {
 	VkDevice device;
 };
 
-struct RenderVulkan *vk;
-
 #define ERRMSG_LEN	4096
 
 void setErrMsg(struct RenderVulkan *vk, const char *fmt, ...)
 {
-	if (!vk->errMsg) {
-		vk->errMsg = calloc(1, ERRMSG_LEN);
-	}
+	vk->errMsg = realloc(vk->errMsg, ERRMSG_LEN);
 	va_list args;
 	va_start(args, fmt);
 	stbsp_vsnprintf(vk->errMsg, ERRMSG_LEN, fmt, args);
@@ -531,24 +527,26 @@ done:
 	free(devices);
 }
 
-int main()
+void rvkCheckFatal(struct RenderVulkan *vk)
 {
 	const char *errMsg = NULL;
-	struct RenderVulkan *vk = renderVulkanCreate();
 	if ((errMsg = getErrMsg(vk))) {
 		fprintf(stderr, "%s\n", errMsg);
 		renderVulkanDestroy(vk);
-		return 1;
+		exit(1);
 	}
+}
+
+int main()
+{
+	const char *errMsg = NULL;
+	struct RenderVulkan *vk = renderVulkanCreate();
+	rvkCheckFatal(vk);
 
 	printf("Created Vulkan Instance Successfully\n");
 
 	selectPhysicalDevice(vk);
-	if ((errMsg = getErrMsg(vk))) {
-		fprintf(stderr, "%s\n", errMsg);
-		renderVulkanDestroy(vk);
-		return 1;
-	}
+	rvkCheckFatal(vk);
 
 	renderVulkanDestroy(vk);
 	return 0;