in /usr/share/texmf.local/tex/jadetex/Makefile,
I had to change the line
(TT=$$DESTDIR/`kpsewhich -expand-var '$$TEXMFMAIN'`; \
to
(TT=$$DESTDIR`kpsewhich -expand-var '$$TEXMFMAIN'`; \
otherwise, I got
<<cannot create directory //usr/share/texmf/web2c/ ... >>
related problems in
http://sourceforge.net/tracker/?func=detail&aid=761151&group_id=28782&atid=394217