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Edit File: instmodsh
#!/usr/bin/perl eval 'exec /usr/bin/perl -S $0 ${1+"$@"}' if 0; # ^ Run only under a shell #!/usr/bin/perl -w BEGIN { pop @INC if $INC[-1] eq '.' } use strict; use IO::File; use ExtUtils::Packlist; use ExtUtils::Installed; use vars qw($Inst @Modules); =head1 NAME instmodsh - A shell to examine installed modules =head1 SYNOPSIS instmodsh =head1 DESCRIPTION A little interface to ExtUtils::Installed to examine locally* installed modules, validate your packlists and even create a tarball from an installed module. *On Debian system, B<core> and B<vendor> modules are managed by C<dpkg>. =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(); ###############################################################################