New kiwix::getVersions() and printVersions()

include/kiwix.h

@@ -22,4 +22,4 @@
 
 #include "library.h"
 
-#endif
+#endif

include/meson.build

@@ -14,7 +14,8 @@ headers = [
   'server.h',
   'kiwixserve.h',
   'name_mapper.h',
-  'tools.h'
+  'tools.h',
+  'version.h'
 ]
 
 install_headers(headers, subdir:'kiwix')

include/version.h

@@ -0,0 +1,33 @@
+/*
+ * Copyright 2021 Emmanuel Engelhart <kelson@kiwix.org>
+ *
+ * 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
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ */
+
+#ifndef KIWIX_VERSION_H
+#define KIWIX_VERSION_H
+
+#include <string>
+#include <vector>
+
+namespace kiwix
+{
+  typedef std::vector<std::pair<std::string, std::string>> LibVersions;
+  LibVersions getVersions();
+  void printVersions(std::ostream& out = std::cout);
+}
+
+#endif // KIWIX_VERSION_H