Setting window sizes, NewDir

src/basic/win32.cpp

@@ -276,6 +276,31 @@ int64_t GetFileModTime(String file) {
     }
 }
 
+enum MakeDirResult {
+    MakeDirResult_Success,
+    MakeDirResult_Exists,
+    MakeDirResult_NotFound,
+    MakeDirResult_ErrorOther,
+};
+
+MakeDirResult MakeDir(String path) {
+    Scratch scratch;
+    MakeDirResult result = MakeDirResult_Success;
+    String16 string16 = ToString16(scratch, path);
+    BOOL success = CreateDirectoryW((wchar_t *)string16.data, NULL);
+    if (success == 0) {
+        DWORD error = GetLastError();
+        if (error == ERROR_ALREADY_EXISTS) {
+            result = MakeDirResult_Exists;
+        } else if (error == ERROR_PATH_NOT_FOUND) {
+            result = MakeDirResult_NotFound;
+        } else {
+            result = MakeDirResult_ErrorOther;
+        }
+    }
+    return result;
+}
+
 struct Win32Process {
     HANDLE handle;
     HANDLE child_stdout_read;