File: //var/lib/dpkg/info/openjdk-8-jdk:amd64.postinst
#!/bin/sh
set -e
multiarch=x86_64-linux-gnu
priority=1081
is_default=yes
basedir=/usr/lib/jvm/java-8-openjdk-amd64
mandir=$basedir/man
jdiralias=java-1.8.0-openjdk-amd64
srcext=1.gz
dstext=1.gz
jdk_tools='appletviewer jconsole'
case "$1" in
configure)
# obsolete tool
if update-alternatives --list apt 2>/dev/null; then
update-alternatives --remove-all apt || true
fi
if [ -z "$2" ]; then
update_alternatives=y
fi
if [ -n "$multiarch" ] && [ -n "$2" ]; then
for i in $jdk_tools; do
if [ -z "$(update-alternatives --list $i 2>/dev/null | grep ^$basedir/)" ]; then
update_alternatives=y
break
fi
done
fi
test "$update_alternatives" = y || if test "$is_default" = yes; then
for i in $jre_tools; do
oldp=$(update-alternatives --query java | awk -v b=$basedir '/^Alternative:/ && $2~b {p=1} /^Priority:/ && p {print $2; exit}')
test -z "$oldp" || if test "$oldp" -lt $priority; then
update_alternatives=y
break
fi
done
fi
if [ "$update_alternatives" = y ]; then
if [ -n "$multiarch" ] && [ "$DPKG_MAINTSCRIPT_ARCH" != $(dpkg --print-architecture) ]; then
priority=$(expr $priority - 1)
fi
for i in $jdk_tools; do
unset slave1 slave2 || true
if [ -e $mandir/man1/$i.$srcext ]; then
slave1="--slave \
/usr/share/man/man1/$i.$dstext \
$i.$dstext \
$mandir/man1/$i.$srcext"
fi
if false && [ -e $mandir/ja/man1/$i.$srcext ]; then
slave2="--slave \
/usr/share/man/ja/man1/$i.$dstext \
${i}_ja.$dstext \
$mandir/ja/man1/$i.$srcext"
fi
update-alternatives \
--install \
/usr/bin/$i \
$i \
$basedir/bin/$i \
$priority \
$slave1 $slave2
done
fi # update alternatives
;;
esac
exit 0