boost : Boost Libraries for C++ ( http://www.boost.org/ )
dbus-c++ : provide a C++ API for D-BUS ( http://sourceforge.net/projects/dbus-cplusplus/ http://sourceforge.net/apps/mediawiki/dbus-cplusplus/index.php?title=Main_Page )
gobject-introspection : Introspection infrastructure for generating gobject library bindings for various languages ( http://live.gnome.org/GObjectIntrospection/ )
json-glib : A library providing GLib serialization and deserialization support for the JSON format ( https://wiki.gnome.org/Projects/JsonGlib )
libatomic_ops : Implementation for atomic memory update operations ( http://www.hpl.hp.com/research/linux/atomic_ops/ )
libebml : Extensible binary format library (kinda like XML) ( http://www.matroska.org/ https://github.com/Matroska-Org/libebml/ )
libgamin : Library providing the FAM File Alteration Monitor API ( http://www.gnome.org/~veillard/gamin/ )
libical : An implementation of basic iCAL protocols from citadel, previously known as aurore ( http://freeassociation.sourceforge.net )
libsigc++ : Typesafe callback system for standard C++ ( http://libsigc.sourceforge.net/ )
libxml2 : Version 2 of the library to manipulate XML files ( http://www.xmlsoft.org/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a gmt
For Paludis use this rsync : rsync://gentoo.zugaina.org/gmt-portage
If you have a problem : ycarus(-at-)zugaina.org