feat(CI): Windows MSVC and GCC build (#6015)

tests/unity/unity_support.c

@@ -13,16 +13,23 @@
  *********************/
 #if LV_BUILD_TEST
 #include "../lvgl.h"
-#include <unistd.h>
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
 #include <stdarg.h>
-#include <sys/stat.h>
+#include <errno.h>
 #include "unity.h"
 #define PNG_DEBUG 3
 #include <png.h>
 
+#ifdef _WIN32
+#include <direct.h>
+#define mkdir(pathname, mode) _mkdir(pathname)
+#define strtok_r strtok_s
+#else
+#include <sys/stat.h>
+#endif
+
 /*********************
  *      DEFINES
  *********************/
@@ -429,21 +436,20 @@ static void create_folders_if_needed(const char * path)
 
     char * token = strtok_r(pathCopy, "/", &ptr);
     char current_path[1024] = {'\0'}; // Adjust the size as needed
-    struct stat st;
 
     while(token && ptr && *ptr != '\0') {
         strcat(current_path, token);
         strcat(current_path, "/");
 
-        if(stat(current_path, &st) != 0) {
-            // Folder doesn't exist, create it
-            if(mkdir(current_path, 0777) != 0) {
-                perror("Error creating folder");
-                free(pathCopy);
-                exit(EXIT_FAILURE);
-            }
+        int mkdir_retval = mkdir(current_path, 0777);
+        if (mkdir_retval == 0) {
             printf("Created folder: %s\n", current_path);
         }
+        else if (errno != EEXIST) {
+            perror("Error creating folder");
+            free(pathCopy);
+            exit(EXIT_FAILURE);
+        }
 
         token = strtok_r(NULL, "/", &ptr);
     }