postinst is in php7.0-mbstring 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 | #!/bin/sh
set -e
if [ "$1" = "configure" ]; then
# Install the new versioned configuration
inidir=/etc/php/7.0/mods-available
if [ -e /usr/lib/php/php-maintscript-helper ] ; then
. /usr/lib/php/php-maintscript-helper
for dsoname in mbstring; do
inifile=${dsoname}.ini
# Register new conffile with UCF
ucf /usr/share/php7.0-mbstring/mbstring/${inifile} ${inidir}/${inifile}
ucfr --force php7.0-mbstring ${inidir}/${inifile}
if [ -f "${inidir}/${inifile}.dpkg-new" ]; then
md5sum="$(md5sum ${inidir}/${inifile}.dpkg-new | sed -e 's/ .*//')"
old_md5sum="$(md5sum ${inidir}/${inifile} | sed -e 's/ .*//')"
if [ "$md5sum" = "$old_md5sum" ]; then
mv "${inidir}/${inifile}.dpkg-new" "${inidir}/${inifile}"
fi
fi
php_invoke enmod 7.0 ALL ${dsoname}
done
fi
fi
exit 0
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