This file is indexed.

postinst is in mpich 3.0.4-6ubuntu1.

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
39
40
#!/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

# so, we are running with $1 = configure
# mpich2 versions before 1.2.1~rc1-1 were using two alternatives where other
# MPI implementations were using only one, which breaks. Clean up
# our mess.
if [ "$2" != "" ] && dpkg --compare-versions "$2" le "1.2.1~rc1-1"; then
    update-alternatives --remove mpiexec /usr/bin/mpiexec.mpich2
fi
if update-alternatives --list mpiexec > /dev/null 2>&1; then
    # OK, that case sucks. Apparently, we still have a mpiexec alternative, maybe
    # from a different package (like openmpi). In that case, the only thing we
    # can do is --remove-all...
    update-alternatives --remove-all mpiexec
fi

update-alternatives \
	--install /usr/bin/mpirun mpirun /usr/bin/mpirun.mpich 40 \
	--slave /usr/share/man/man1/mpirun.1.gz mpirun.1.gz /usr/share/man/man1/mpirun.mpich.1.gz \
	--slave /usr/bin/mpiexec mpiexec /usr/bin/mpiexec.mpich \
	--slave /usr/share/man/man1/mpiexec.1.gz mpiexec.1.gz /usr/share/man/man1/mpiexec.mpich.1.gz



exit 0