postinst is in bamfdaemon 0.5.3~bzr0+16.04.20160415-0ubuntu1.
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.
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set -e
BAMF_INDEX_NAME="bamf-2.index"
if [ "$1" = "configure" ] || [ "$1" = "triggered" ]; then
if [ -d /usr/share/applications ]; then
# rebuild index
I=/usr/share/applications/$BAMF_INDEX_NAME
echo "Rebuilding $I..."
rm -f $I
perl -e '
use File::Find;
my $dir_name;
sub strip_exec
{
my $f = $_;
return unless $f =~ /\.desktop$/;
return unless ("$File::Find::dir" eq "$dir_name");
my @lines;
open F, $f;
@lines = <F>;
close F;
my $in_desktop_entry = 0;
my $exec = "";
my $class = "";
my $no_display = "false";
my $only_show_in = "";
foreach (@lines)
{
if (/^\[\s*(.+)\s*\]/)
{
$was_in_desktop = $in_desktop_entry;
$in_desktop_entry = ($1 eq "Desktop Entry");
if ($was_in_desktop and !$in_desktop_entry)
{
last;
}
}
if ($in_desktop_entry)
{
if (/^Exec=(.+)$/)
{
$exec = $1;
$exec =~ s/^\s+|\s+$//g;
}
if (/^NoDisplay=(.+)$/)
{
$no_display = $1;
$no_display =~ s/^\s+|\s+$//g;
}
if (/^OnlyShowIn=(.+)$/)
{
$only_show_in = $1;
$only_show_in =~ s/^\s+|\s+$//g;
}
if (/^StartupWMClass=(.+)$/)
{
$class = $1;
$class =~ s/^\s+|\s+$//g;
}
}
}
if ($exec ne "")
{
print "$f\t$exec\t$class\t$only_show_in\t$no_display\n";
}
};
$dir_name = $ARGV[-1];
$dir_name = $1 if($dir_name=~/(.*)\/$/);
find(\&strip_exec, $dir_name);' /usr/share/applications > $I.new || rm -f $I.new
[ -e $I.new ] && mv $I.new $I || true
fi
fi
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