When executing dia with the --help commandline option, it gives the following message on stderr: Error on option --help: unknown option. Run 'dia --help' to see a full list of available command line options. "dia -v" gives: Dia version 0.93, compiled 16:15:59 Aug 17 2004 Reproducible: Always Steps to Reproduce: 1. Execute "dia --help" 2. 3. Actual Results: Message on stderr: Error on option -help: unknown option. Run 'dia --help' to see a full list of available command line options. Expected Results: Give the available options for Dia. Portage 2.0.50-r9 (default-x86-2004.0, gcc-3.3.3, glibc-2.3.3.20040420-r0, 2.6.4) ================================================================= System uname: 2.6.4 i686 AMD Athlon(tm) XP 2800+ Gentoo Base System version 1.4.16 Autoconf: sys-devel/autoconf-2.59-r3 Automake: sys-devel/automake-1.8.3 ACCEPT_KEYWORDS="x86" AUTOCLEAN="yes" CFLAGS="-O3 -march=athlon-xp -fomit-frame-pointer" CHOST="i686-pc-linux-gnu" COMPILER="gcc3" CONFIG_PROTECT="/etc /usr/X11R6/lib/X11/xkb /usr/kde/2/share/config /usr/kde/3.1/share/config /usr/kde/3.2/share/config /usr/kde/3/share/config /usr/lib/mozilla/defaults/pref /usr/share/config /usr/share/texmf/dvipdfm/config/ /usr/share/texmf/dvips/config/ /usr/share/texmf/tex/generic/config/ /usr/share/texmf/tex/platex/config/ /usr/share/texmf/xdvi/ /var/qmail/control" CONFIG_PROTECT_MASK="/etc/gconf /etc/terminfo /etc/env.d" CXXFLAGS="-O3 -march=athlon-xp -fomit-frame-pointer" DISTDIR="/usr/portage/distfiles" FEATURES="autoaddcvs buildpkg ccache clean digest sandbox" GENTOO_MIRRORS="http://www.mirror.ac.uk/sites/www.ibiblio.org/gentoo/" MAKEOPTS="-j2" PKGDIR="/usr/portage/packages" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="" SYNC="rsync://rsync.gentoo.org/gentoo-portage" USE="3dnow X aalib alsa apm aspell avi berkdb cdr crypt cups doc dvd encode foomaticdb gdbm gif gnome gstreamer gtk gtk2 imap imlib java jpeg kde libg++ libwww mad maildir mbox mikmod mmx mng motif mozilla mpeg mysql ncurses nptl offensive oggvorbis opengl oss pam pdflib perl png postgres pthreads python qt quicktime radeon readline samba sdl slang spell ssl svga tcpd tetex tiff truetype x86 xinerama xml xml2 xmms xv zlib"
This is a bug that has been resolved for dia-0.94, which is in the portage tree now. Thank you for your report.