1 files changed, 25 insertions, 0 deletions
diff --git a/win32/file.c b/win32/file.c
new file mode 100644
index 0000000000..cd89da24f5
--- /dev/null
+++ b/win32/file.c
@@ -0,0 +1,25 @@
+#include "ruby/ruby.h"
+#include <winbase.h>
+
+int
+rb_file_load_ok(const char *path)
+{
+     int ret = 1;
+     DWORD attr = GetFileAttributes(path);
+     if (attr == INVALID_FILE_ATTRIBUTES ||
+	attr & FILE_ATTRIBUTE_DIRECTORY) {
+	ret = 0;
+     }
+     else {
+	HANDLE h = CreateFile(path, GENERIC_READ,
+	     FILE_SHARE_READ | FILE_SHARE_WRITE,
+	     NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
+	if (h != INVALID_HANDLE_VALUE) {
+	     CloseHandle(h);
+	}
+	else {
+	     ret = 0;
+	}
+     }
+     return ret;
+}