diff --git a/application/commandlineutils.cpp b/application/commandlineutils.cpp
index 8ce5790..5ca1c85 100644
--- a/application/commandlineutils.cpp
+++ b/application/commandlineutils.cpp
@@ -76,6 +76,24 @@ void startConsole()
     ios::sync_with_stdio(true);
 }
 
+#ifdef PLATFORM_UNIX
+/*!
+ * \brief Executes the specified \a app with the specified \a args.
+ * \param app Specifies the null-terminated application path.
+ * \param args Specifies the arguments as null-terminated array of null-terminated strings.
+ * \param outstring Specifies a string to save the standard output.
+ * \param errstring Specifies a string to save the standard error.
+ * \param outstream Specifies a stream to forward the standard output.
+ * \param errstream Specifies a stream to forward the standard error.
+ * \return Returns the return code.
+ * \throws Throws a std::runtime_error in case an error occurs.
+ */
+int execApp(const char *app, const char *const *args, string *outstring, string *errstring, ostream *outstream, ostream *errstream)
+{
+
+}
+#endif
+
 /*!
  * \brief Convert command line arguments to UTF-8.
  * \remarks Only available on Windows (on other platforms we can assume passed arguments are already UTF-8 encoded).
diff --git a/application/commandlineutils.h b/application/commandlineutils.h
index 91d841d..875b584 100644
--- a/application/commandlineutils.h
+++ b/application/commandlineutils.h
@@ -38,6 +38,10 @@ std::pair<std::vector<std::unique_ptr<char[]> >, std::vector<char *> > CPP_UTILI
 # define CMD_UTILS_CONVERT_ARGS_TO_UTF8
 #endif
 
+#ifdef PLATFORM_UNIX
+int execApp(const char *app, const char *const *args, std::string *outstring, std::string *errstring, std::ostream *outstream, std::ostream *errstream);
+#endif
+
 /*!
  * \brief The Indentation class allows printing indentation conveniently, eg. cout << Indentation(4) << ...
  */