preinst is in php7.0-recode 7.0.4-7ubuntu2.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 | #!/bin/sh
set -e
if [ "$1" = "upgrade" ]; then
# First purge the old unversioned configuration
inidir=/etc/php/mods-available
for dsoname in recode; do
inifile=${dsoname}.ini
if [ -e ${inidir}/${inifile} ]; then
for ext in '~' '%' .bak .ucf-new .ucf-old .ucf-dist; do
rm -f ${inidir}/${inifile}${ext}
done
rm -f ${inidir}/${inifile}
if which ucf >/dev/null; then
ucf --purge ${inidir}/${inifile} >/dev/null || true
fi
if which ucfr >/dev/null; then
ucfr --force --purge php7.0-recode ${inidir}/${inifile} >/dev/null || true
fi
fi
# Cleanup of the old symlinks (including broken symlinks)
find /etc/php/ -type l | \
while read symlink; do
if [ "$(readlink $symlink)" = "${inidir}/$inifile" ]; then
rm -f "${symlink}"
fi
done
done
if [ -d "$inidir" ]; then
rmdir --ignore-fail-on-non-empty "$inidir";
fi
fi
exit 0
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