--- /dev/null
+#!/usr/bin/perl -w
+
+eval 'exec /usr/bin/perl -w -S $0 ${1+"$@"}'
+ if 0; # not running under some shell
+
+use strict;
+use IO::File;
+use ExtUtils::Packlist;
+use ExtUtils::Installed;
+
+use vars qw($Inst @Modules);
+
+
+=head1 NAME
+
+instmodsh - A shell to examine installed modules
+
+=head1 SYNOPSIS
+
+ instmodsh
+
+=head1 DESCRIPTION
+
+A little interface to ExtUtils::Installed to examine installed modules,
+validate your packlists and even create a tarball from an installed module.
+
+=head1 SEE ALSO
+
+ExtUtils::Installed
+
+=cut
+
+
+my $Module_Help = <<EOF;
+Available commands are:
+ f [all|prog|doc] - List installed files of a given type
+ d [all|prog|doc] - List the directories used by a module
+ v - Validate the .packlist - check for missing files
+ t <tarfile> - Create a tar archive of the module
+ h - Display module help
+ q - Quit the module
+EOF
+
+my %Module_Commands = (
+ f => \&list_installed,
+ d => \&list_directories,
+ v => \&validate_packlist,
+ t => \&create_archive,
+ h => \&module_help,
+ );
+
+sub do_module($) {
+ my ($module) = @_;
+
+ print($Module_Help);
+ MODULE_CMD: while (1) {
+ print("$module cmd? ");
+
+ my $reply = <STDIN>; chomp($reply);
+ my($cmd) = $reply =~ /^(\w)\b/;
+
+ last if $cmd eq 'q';
+
+ if( $Module_Commands{$cmd} ) {
+ $Module_Commands{$cmd}->($reply, $module);
+ }
+ elsif( $cmd eq 'q' ) {
+ last MODULE_CMD;
+ }
+ else {
+ module_help();
+ }
+ }
+}
+
+
+sub list_installed {
+ my($reply, $module) = @_;
+
+ my $class = (split(' ', $reply))[1];
+ $class = 'all' unless $class;
+
+ my @files;
+ if (eval { @files = $Inst->files($module, $class); }) {
+ print("$class files in $module are:\n ",
+ join("\n ", @files), "\n");
+ }
+ else {
+ print($@);
+ }
+};
+
+
+sub list_directories {
+ my($reply, $module) = @_;
+
+ my $class = (split(' ', $reply))[1];
+ $class = 'all' unless $class;
+
+ my @dirs;
+ if (eval { @dirs = $Inst->directories($module, $class); }) {
+ print("$class directories in $module are:\n ",
+ join("\n ", @dirs), "\n");
+ }
+ else {
+ print($@);
+ }
+}
+
+
+sub create_archive {
+ my($reply, $module) = @_;
+
+ my $file = (split(' ', $reply))[1];
+
+ if( !(defined $file and length $file) ) {
+ print "No tar file specified\n";
+ }
+ elsif( eval { require Archive::Tar } ) {
+ Archive::Tar->create_archive($file, 0, $Inst->files($module));
+ }
+ else {
+ my($first, @rest) = $Inst->files($module);
+ system('tar', 'cvf', $file, $first);
+ for my $f (@rest) {
+ system('tar', 'rvf', $file, $f);
+ }
+ print "Can't use tar\n" if $?;
+ }
+}
+
+
+sub validate_packlist {
+ my($reply, $module) = @_;
+
+ if (my @missing = $Inst->validate($module)) {
+ print("Files missing from $module are:\n ",
+ join("\n ", @missing), "\n");
+ }
+ else {
+ print("$module has no missing files\n");
+ }
+}
+
+sub module_help {
+ print $Module_Help;
+}
+
+
+
+##############################################################################
+
+sub toplevel()
+{
+my $help = <<EOF;
+Available commands are:
+ l - List all installed modules
+ m <module> - Select a module
+ q - Quit the program
+EOF
+print($help);
+while (1)
+ {
+ print("cmd? ");
+ my $reply = <STDIN>; chomp($reply);
+ CASE:
+ {
+ $reply eq 'l' and do
+ {
+ print("Installed modules are:\n ", join("\n ", @Modules), "\n");
+ last CASE;
+ };
+ $reply =~ /^m\s+/ and do
+ {
+ do_module((split(' ', $reply))[1]);
+ last CASE;
+ };
+ $reply eq 'q' and do
+ {
+ exit(0);
+ };
+ # Default
+ print($help);
+ }
+ }
+}
+
+
+###############################################################################
+
+$Inst = ExtUtils::Installed->new();
+@Modules = $Inst->modules();
+toplevel();
+
+###############################################################################