postinst is in gprolog 1.3.0-6.1.
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 | #!/bin/sh -e
# -- Prolog variant ---------
LIB=/usr/lib/gprolog-iso
VARIANT=iso
# ---------------------------
case "$1" in
configure)
# -- setup the regular "gprolog" alternatives --------------------------
update-alternatives \
--install /usr/bin/gprolog gprolog ${LIB}/bin/gprolog 10 \
--slave /usr/bin/gplc gplc ${LIB}/bin/gplc \
--slave /usr/bin/hexgplc hexgplc ${LIB}/bin/hexgplc \
--slave /usr/include/gprolog gprolog-inc ${LIB}/include
# -- create a plain "prolog" command alternative -----------------------
update-alternatives \
--install /usr/bin/prolog prolog ${LIB}/bin/gprolog 10 \
--slave \
/usr/share/man/man1/prolog.1.gz prolog.1.gz \
/usr/share/man/man1/gprolog.1.gz
;;
esac
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