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From: Dewet Diener <gentoo@dewet.org>
To: gentoo-dev@gentoo.org
Date: Sun, 17 Aug 2003 15:34:24 +0200
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Subject: Re: [gentoo-dev] New feature proposition (make.conf)
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On Sunday 17 August 2003 13:17, Jason Wever wrote:
> My thought is rather than remove the distfiles for the version you
> are building, remove the distfiles for versions that have just been
> uninstalled by clean or update (granted they aren't being used by
> the new version as well). This way you only have the distfiles for
> what's currently on your system.

Someone posted this to the list way back.  I'm still using it with good=20
results to keep my distfiles directory fairly trim;  its just a simple=20
shell script to delete old, unused distfiles.

Regards,
Dewet

=2D-=20
Dewet Diener   <gentoo@dewet.org>   http://dewet.org
Professional Student, avid Gentoo user :)
Stellenbosch, South Africa (33=BA 55" 58.80'S  18=BA 51" 00.00'E)

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#!/bin/sh
#
# distfiles-clean
#
# Cleans unused files from Portage's distfiles directory.
#
# Jos=E9 Fonseca <j_r_fonseca@yahoo.co.uk>

PROGRAM=3D`basename "$0"`

while [ ${#} -gt 0 ]
do
	case "$1" in
		-h|--help)
			USAGE=3Dy
			break
			;;
		-i|--ignore)
			IGNORE=3D"$IGNORE $2"
			shift 2
			;;
		-I|--ignore-file)
			IGNORE=3D"$IGNORE `cat "$2"`"
			shift 2
			;;
		-p|--pretend)
			PRETEND=3Dy
			shift
			;;
		*)
			echo "$PROGRAM: Invalid option \'$1\'" 1>&2
			USAGE=3Dy
			break
			;;
	esac
done

# For PORTDIR and DISTDIR
=2E /etc/make.globals
=2E /etc/make.conf

if [ "$USAGE" ]
then
	echo "Usage:	$PROGRAM [-h|--help] [-i|--ignore <glob>] [-I|--ignore-file <=
globfile>] [-p|--pretend]"
	echo "Cleans unused files from $DISTDIR directory."
	exit
fi

DBDIR=3D/var/db/pkg
CACHEDIR=3D/var/cache/edb/dep

for DIR in "$PORTDIR" "$DISTDIR" "$DBDIR" "$CACHEDIR"
do
	if [ ! -d "$DIR" ]
	then
		echo "$PROGRAM: \'$DIR\' not found."
		exit
	fi
done

TMPFILE=3D`mktemp /tmp/$PROGRAM.XXXXXX`

cd "$DISTDIR"

{
	echo "cvs-src"
	[ "$IGNORE" ] && ls -1d $IGNORE
	find "$DBDIR" -name '*.ebuild' | sed -n -e "s:^$DBDIR/\([^/]*\)/\([^/]*\)/=
\([^/]*\)\.ebuild$:$CACHEDIR/\1/\3:p" | xargs sed -s -e '4!d;/^$/d;s/[[:aln=
um:]]\+?\|(\|)//g;s/\<[^[:space:]]\+\/\<//g;s/^[[:space:]]\+//g;s/[[:space:=
]]\+$//g;s/[[:space:]]\+/\n/g'
} | sort -u > "$TMPFILE" && ls -1 | comm -23 - "$TMPFILE" | {
	if [ "$PRETEND" ]
	then
		cat
	else
		xargs rm -f
	fi
}

rm "$TMPFILE"


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