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#!/bin/sh
# run like this: ocaml-rebuild.sh [-h | -f] [emerge_options]
emerge=/usr/bin/emerge
if [ "$1" = "-h" ]
then
echo "usage: ocaml-rebuild.sh [-h | -f(orce)] [emerge_options]"
echo "With -f, the packages will first be unmerged and then emerged"
echo "with the given options to ensuree correct dependancy analysis."
echo "Otherwise emerge is run with the --pretend flag and the given"
echo "options."
echo "It is recommended to keep the list of rebuilt packages printed"
echo "in pretend mode in case something go wrong"
exit 1
fi
if [ "$1" = "-f" ]
then
pretend=0
shift
else
pretend=1
fi
depends=`find /var/db/pkg -name DEPEND -exec grep -l 'dev-lang/ocaml\\|dev-ml/findlib' {} \;`
for dep in $depends
do
dir=`dirname $dep`
pkg=`basename $dir`
category=`cat $dir/CATEGORY`
slot=`cat $dir/SLOT`
tobuild=">=$category/$pkg:$slot $tobuild"
tobuildstr="\">=$category/$pkg:$slot\" $tobuildstr"
done
if [ "$tobuild" = "" ] ; then
echo "Nothing to do!"
exit 0
fi
echo Building $tobuildstr
if [ $pretend -eq 1 ]
then
$emerge --pretend $@ $tobuild
else
$emerge --oneshot $@ $tobuild
fi
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