postinst is in mpich-bin 1.2.7-10ubuntu1.
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 | #!/bin/sh
set -e
case "$1" in
configure)
# Continue below
;;
abort-upgrade|abort-remove|abort-deconfigure)
exit 0;
;;
*)
echo "postinst called with unknown argument \`$1'" >&2
exit 0;
;;
esac
update-alternatives \
--install /usr/bin/mpirun mpirun /usr/bin/mpirun.mpich 10 \
--slave /usr/share/man/man1/mpirun.1.gz mpirun.1.gz /usr/share/man/man1/mpirun.mpich.1.gz \
--slave /usr/bin/mpiman mpiman /usr/bin/mpiman.mpich \
--slave /usr/share/man/man1/mpiman.1.gz mpiman.1.gz /usr/share/man/man1/mpiman.mpich.1.gz \
--slave /usr/bin/clog2alog clog2alog /usr/bin/clog2alog.mpich \
--slave /usr/share/man/man1/clog2alog.1.gz clog2alog.1.gz /usr/share/man/man1/clog2alog.mpich.1.gz \
--slave /usr/bin/clog_print clog_print /usr/bin/clog_print.mpich \
--slave /usr/share/man/man1/clog_print.1.gz clog_print.1.gz /usr/share/man/man1/clog_print.mpich.1.gz \
--slave /usr/bin/logviewer logviewer /usr/bin/logviewer.mpich \
--slave /usr/bin/mpichversion mpichversion /usr/bin/mpichversion.mpich \
--slave /usr/share/man/man1/mpichversion.1.gz mpichversion.1.gz /usr/share/man/man1/mpichversion.mpich.1.gz \
--slave /usr/bin/chp4_servs chp4_servs /usr/bin/chp4_servs.mpich \
--slave /usr/share/man/man1/chp4_servs.1.gz chp4_servs.1.gz /usr/share/man/man1/chp4_servs.mpich.1.gz \
--slave /usr/bin/cleanipcs cleanipcs /usr/bin/cleanipcs.mpich \
--slave /usr/share/man/man1/cleanipcs.1.gz cleanipcs.1.gz /usr/share/man/man1/cleanipcs.mpich.1.gz \
--slave /usr/bin/tstmachines tstmachines /usr/bin/tstmachines.mpich \
--slave /usr/share/man/man1/tstmachines.1.gz tstmachines.1.gz /usr/share/man/man1/tstmachines.mpich.1.gz
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