Added windows function to find relative dir of exe for conf and runtime

data

src/openalpr/support/platform.cpp

@@ -7,4 +7,25 @@ void sleep_ms(int sleepMs)
 	#else
 		usleep(sleepMs * 1000);   // usleep takes sleep time in us (1 millionth of a second)
 	#endif
+}
+
+std::string getExeDir()
+{
+	#ifdef WINDOWS
+		TCHAR szEXEPath[2048];
+		std::stringstream ss;
+		GetModuleFileName(NULL, szEXEPath, 2048);
+		ss << szEXEPath;
+
+		std::string exeFile = ss.str();
+		std::string directory;
+		const size_t last_slash_idx = exeFile.rfind('\\');
+		if (std::string::npos != last_slash_idx)
+		{
+			directory = exeFile.substr(0, last_slash_idx);
+		}
+		return directory;
+	#else
+		return "";
+	#endif
 }