Just a status for the Arch folks,
Rosegarden builds fine from GIT. I've updated the latest PKGBUILD source .tar.gz files. You can grab them at:
http://www.3111skyline.com/dl/dt/tde/src/
The current list of dependencies and TDE packages available are listed below. Note: tdeutils, avahi-tqt and amarok are not building. The remainder build with the current GIT sources:
antlr3.tar.gz hal-info.tar.gz hal.tar.gz libantlr3c.tar.gz libkarma.tar.gz libmtp-git.tar.gz libnjb.tar.gz libutempter.tar.gz python-daap.tar.gz tde-amarok.tar.gz tde-arts.tar.gz tde-avahi-tqt.tar.gz tde-dbus-1-tqt.tar.gz tde-dbus-tqt.tar.gz tde-dolphin.tar.gz tde-gtk-qt-engine.tar.gz tde-kio-locate.tar.gz tde-kpowersave.tar.gz tde-libart-lgpl.tar.gz tde-libcaldav.tar.gz tde-libcarddav.tar.gz tde-rosegarden.tar.gz tde-tdeartwork.tar.gz tde-tdebase.tar.gz tde-tdegraphics.tar.gz tde-tdelibs.tar.gz tde-tdemultimedia.tar.gz tde-tdenetwork.tar.gz tde-tdepim.tar.gz tde-tdesdk.tar.gz tde-tde-style-qtcurve.tar.gz tde-tdesvn.tar.gz tde-tdeutils.tar.gz tde-tdevelop.tar.gz tde-tdewebdev.tar.gz tde-tqca-tls.tar.gz tde-tqt3.tar.gz tde-tqtinterface.tar.gz yauap.tar.gz