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common/version.hpp

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+/***
+    This file is part of snapcast
+    Copyright (C) 2014-2021  Johannes Pohl
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#ifndef VERSION_HPP
+#define VERSION_HPP
+
+#include <string>
+
+namespace version
+{
+
+#ifdef REVISION
+static constexpr auto revision = REVISION;
+#else
+static constexpr auto revision = "";
+#endif
+
+#ifdef VERSION
+static constexpr auto code = VERSION;
+#else
+static constexpr auto code = "";
+#endif
+
+static std::string rev(std::size_t len = 0)
+{
+    if (len == 0)
+    {
+        return revision;
+    }
+    return std::string(revision).substr(0, len);
+}
+
+} // namespace version
+
+#endif