This file is indexed.

prerm is in emacspeak 47.0+dfsg-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.

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#! /bin/sh
# prerm script for emacspeak
#
# see: dh_installdeb(1)

set -e

# summary of how this script can be called:
#        * <prerm> `remove'
#        * <old-prerm> `upgrade' <new-version>
#        * <new-prerm> `failed-upgrade' <old-version>
#        * <conflictor's-prerm> `remove' `in-favour' <package> <new-version>
#        * <deconfigured's-prerm> `deconfigure' `in-favour'
#          <package-being-installed> <version> `removing'
#          <conflicting-package> <version>
# for details, see http://www.debian.org/doc/debian-policy/ or
# the debian-policy package

case "$1" in
    upgrade)
	exit 0
        ;;
    remove|deconfigure)
        ;;
    failed-upgrade)
        ;;
    *)
        echo "prerm called with unknown argument \`$1'" >&2
        exit 1
    ;;
esac

#echo "  deconfiguring" >>/var/log/emacspeak

if [ -e /usr/share/debconf/confmodule ]; then # {{{
    . /usr/share/debconf/confmodule

    if db_get shared/emacspeak/fake; then
        # I no longer claim these questions.
        db_unregister shared/emacspeak/fake
        db_unregister shared/emacspeak/device
        db_unregister shared/emacspeak/port
        db_unregister shared/emacspeak/invalidport
        db_unregister shared/emacspeak/groupies
        db_unregister shared/emacspeak/invaliduser
        db_unregister shared/emacspeak/rootgroup
        db_unregister shared/emacspeak/program
        db_unregister shared/emacspeak/tcl
        db_unregister shared/emacspeak/database
    fi

            # See if the shared question still exists.
    if db_get shared/emacspeak/fake; then
	db_metaget shared/emacspeak/fake owners
	db_subst shared/emacspeak/fake choices $RET

	export task=$1	  # save argument

	perl -x $0        # execute this file as a perl program
	true <<EOF        # bash discards everything from here to EOF
# perl ignores everything until the next line, due to the "-x" option above
#!/usr/bin/perl -w $*

use strict;
use Debconf::Client::ConfModule q(:all);

# get choices already in the debconf database
my $deleted_devices='DECtalk Express, DECtalk Multivoice, sound card with Software DECtalk, DECtalk 3, Software DECtalk, ViaVoice Outloud, a speech server on another computer';

my ($b, $p, $t, $device, $olddevice, 
    %blurb, %program, %tcl, %device, %db);
my ($ret, $database) = metaget ('shared/emacspeak/database', 'choices');
foreach (split (/, */, $database)){ # debconf database is comma separated
    ($b, $p, $t, $device)=split(/:/);
    if ($deleted_devices !~ m/$device/){
	    $blurb{$device}=$b;
	    $program{$device}=$p;
	    $tcl{$device}=$t;
	    $db{$device}="$b:$p:$t";
	}
}

# Add choices from unpacked .blurb files from other packages, in case
# they aren't debconf compliant
my $dirname='/usr/share/emacs/site-lisp/emacspeak/blurbs';
if (opendir(DIR,$dirname)){
    my @fnames=readdir(DIR);
    closedir(DIR);
    foreach (@fnames){
	if (/.blurb$/){
	    open(IF,"$dirname/$_");
	    while(<IF>){
		if (/^blurb: *(.*)$/) {$b=$1;}
		if (/^program: *(.*)$/) {$p=$1;}
		if (/^tcl: *(.*)$/) {$t=$1;}
		if (/^device: *(.*)$/) {$device=$1;}
	    }
	    if ($deleted_devices !~ m/$device/){
		$blurb{$device}=$b;
		$program{$device}=$p;
		$tcl{$device}=$t;
		$db{$device}="$b:$p:$t";
	    }
	}
    }
}

my $newdatabase='';
foreach $device (sort keys %db) {
    ($b,$p,$t)=split(':',$db{$device});
    $newdatabase .= "$b:$p:$t:$device, ";
}

# update debconf database
subst ('shared/emacspeak/database', 'choices', $newdatabase);
my $devicelist=join(', ', sort keys %db);
subst ('shared/emacspeak/device', 'choices', $devicelist);

# get current settings from the configuration file if it exists
my $configfile='/etc/emacspeak.conf';
my $program='';
my $port='';
my $tcl='';

if (-e $configfile){
    open(CF,$configfile) 
	or die("$configfile exists but could not be opened for reading\n");
    while (<CF>){
	/^\s*DTK_PROGRAM\s*=\s*(\S+)/ and     
	    set('shared/emacspeak/program',$1);
	/^\s*DTK_PORT\s*=\s*(\S+)/ and 
	    set('shared/emacspeak/port',$1);
	/^\s*DTK_TCL\s*=\s*(\S+)/ and
	    set('shared/emacspeak/tcl',$1);
	/^\s*DTK_DEVICE\s*=\s*(\S+)/ and
	    set('shared/emacspeak/device',$1);
        # If device is a quoted string, rescan to get the whole thing
	/^\s*DTK_DEVICE\s*=\s*\"(.+)\"/ and
	    set('shared/emacspeak/device',$1);
	/^\s*DTK_DEVICE\s*=\s*\'(.+)\'/ and
	    set('shared/emacspeak/device',$1);
    }
    close(CF);
}

if ($ENV{task} eq "remove" && $deleted_devices =~ m/$device/){
    # the currently configured device is being removed, 
    # so ask which remaining device to use
    fset('shared/emacspeak/device', 'seen', 'false');

    title('emacspeak speech server configuration');
    input('high', 'shared/emacspeak/device'); go();
    $device=get('shared/emacspeak/device');

    if (get('shared/emacspeak/program') eq ''){
	set('shared/emacspeak/program',$program{$device});
    }
    if (get('shared/emacspeak/tcl') eq ''){
	set('shared/emacspeak/tcl',$tcl{$device});
    }
    if ($device eq "DoubleTalk PC" and $port =~ m./dev/tty.){
	set('shared/emacspeak/port','/dev/dtlk');
    }

    set('shared/emacspeak/program',$program{$device});
    fset('shared/emacspeak/port', 'seen', 'false');
    set('shared/emacspeak/tcl',$tcl{$device});

    my $valid=0;
    while (!$valid) {
	input('high', 'shared/emacspeak/port'); go();
	$port=get('shared/emacspeak/port');
	if (($port eq "none") || (-c $port)){
	    $valid=1;
	} else {
	    subst("shared/emacspeak/invalidport",'port',$port);
	    input('high','shared/emacspeak/invalidport'); go();
	}
    }
    # we don't check port permissions or ownership, or add or delete
    # users from the port's group
} # if ($deleted_devices =~ m/$device/)

__END__         # perl ignores everything after this
EOF

    fi				# shared question still exists
fi				# debconf is installed


# dh_installdeb will replace this with shell code automatically
# generated by other debhelper scripts.

# Automatically added by dh_installemacsen/10.10.9ubuntu1
if [ -e /var/lib/emacsen-common/state/package/installed/emacsen-common -a -x /usr/lib/emacsen-common/emacs-package-remove ] ; then
	/usr/lib/emacsen-common/emacs-package-remove --prerm emacspeak
fi
# End automatically added section


exit 0