The bug was a bit weird. The option "-f/--follow" wasn't parsed at all, but given as a plain string instead of the AptPkg::Deb::* enumeration. (Maybe AptPkg API changed in 2005...?)
~~patch attached
diff -u apt-rdepends-1.3.0/apt-rdepends apt-rdepends-1.3.0/apt-rdepends --- apt-rdepends-1.3.0/apt-rdepends +++ apt-rdepends-1.3.0/apt-rdepends @@ -132,13 +132,47 @@ close(OLDOUT); select(STDOUT); $| = 0; +# Converts a string like "Depends" to the corresponding AptPkg::Dep::* enum. +sub depstr_to_enum { + my $depstr = shift(@_); + if ($depstr eq "Depends") { + return AptPkg::Dep::Depends; + } + if ($depstr eq "PreDepends") { + return AptPkg::Dep::PreDepends; + } + if ($depstr eq "Suggests") { + return AptPkg::Dep::Suggests; + } + if ($depstr eq "Recommends") { + return AptPkg::Dep::Recommends; + } + if ($depstr eq "Conflicts") { + return AptPkg::Dep::Conflicts; + } + if ($depstr eq "Replaces") { + return AptPkg::Dep::Replaces; + } + if ($depstr eq "Obsoletes") { + return AptPkg::Dep::Obsoletes; + } + print(STDERR "invalid argument given to -f (--follow): ${depstr}\n"); + exit 101; +} + # Set defaults if they weren't defined on the command line. if ($builddep) { @follow = ("Build-Depends", "Build-Depends-Indep") unless (@follow); @show = ("Build-Depends", "Build-Depends-Indep") unless (@show); } else { - @follow = (AptPkg::Dep::Depends, AptPkg::Dep::PreDepends) unless (@follow); + unless(@follow) { + @follow = (AptPkg::Dep::Depends, AptPkg::Dep::PreDepends); + } + else { + @follow = map{depstr_to_enum($_)}(@follow); + } + @show = (AptPkg::Dep::Depends, AptPkg::Dep::PreDepends) unless (@show); } my %deptype_dict; diff -u apt-rdepends-1.3.0/debian/changelog apt-rdepends-1.3.0/debian/changelog --- apt-rdepends-1.3.0/debian/changelog +++ apt-rdepends-1.3.0/debian/changelog @@ -1,3 +1,11 @@ +apt-rdepends (1.3.0-3) UNRELEASED; urgency=low + + * QA upload. + * Fixes (adds) parsing of the -f/--follow option. (closes #332311), + thanks for help to kuroi + + -- Roman Naumann <namor_deb...@hemio.de> Fri, 14 Sep 2012 17:47:13 +0200 + apt-rdepends (1.3.0-2) unstable; urgency=low * QA upload.