- add missed files

src/engine/helper/HL_File.cpp

@@ -0,0 +1,31 @@
+#include "HL_File.h"
+#include <fstream>
+
+bool FileHelper::exists(const std::string& s)
+{
+    std::ifstream ifs(s);
+    return !ifs.bad();
+}
+
+bool FileHelper::exists(const char* s)
+{
+    return exists(std::string(s));
+}
+
+void FileHelper::remove(const std::string& s)
+{
+    ::remove(s.c_str());
+}
+
+void FileHelper::remove(const char* s)
+{
+    ::remove(s);
+}
+
+std::string FileHelper::gettempname()
+{
+    char buffer[L_tmpnam];
+    tmpnam(buffer);
+
+    return buffer;
+}

src/engine/helper/HL_File.h

@@ -0,0 +1,18 @@
+#ifndef __HL_FILE_H
+#define __HL_FILE_H
+
+#include <string>
+
+class FileHelper
+{
+public:
+    static bool exists(const std::string& s);
+    static bool exists(const char* s);
+
+    static void remove(const std::string& s);
+    static void remove(const char* s);
+
+    static std::string gettempname();
+};
+
+#endif