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#!/usr/bin/env perl
#
# vim: set ts=4:noet
#
# sboremove
# script to remove an installed SlackBuild.
#
# author: Luke Williams <xocel@iquidus.org>
# license: WTFPL <http://sam.zoy.org/wtfpl/COPYING>
use 5.16.0;
use strict;
use warnings FATAL => 'all';
use SBO::Lib;
use Getopt::Long qw(:config bundling);
use File::Basename;
my $self = basename ($0);
sub show_usage () {
print <<EOF
Usage: $self [options] sbo
Options (defaults shown first where applicable):
-h|--help:
this screen.
-v|--version:
version information.
-r|--nointeractive:
non-interactive; skips all prompts.
-R|--norequirements:
do not parse requirements.
-e|--exclude (package):
exclude package (do not remove).
-f|--force:
force remove, even if required by other packages on system.
EOF
}
my ($help, $vers, $non_int, $no_reqs, @excluded);
GetOptions (
'help|h' => \$help,
'version|v' => \$vers,
'nointeractive|r' => \$non_int,
'norequirements|R' => \$no_reqs,
'exclude|e=s' => \@excluded,
);
show_usage and exit 0 if $help;
show_version and exit 0 if $vers;
show_usage and exit 0 unless exists $ARGV[0];
my $remove_queue;
push(@$remove_queue, $ARGV[0]);
my %ignore;
unless ($no_reqs) {
for my $ex (@excluded) {
$ignore{$ex}="excluded by user";
}
$remove_queue = get_build_queue($ARGV[0]);
my $installed = get_installed_sbos;
my $inst_names = get_inst_names $installed;
#print files...
for my $pkg (@$inst_names) {
unless ($pkg ~~ @$remove_queue) {
my $location = get_sbo_location($pkg);
my $requires = get_from_info (LOCATION => $location, GET => 'REQUIRES');
next unless $$requires[0];
for my $req (@$requires) {
if ($req ~~ @$remove_queue) {
$ignore{$req}="required by $pkg";
push(@excluded, $req);
}
}
}
}
}
my $queue = join(" ", @$remove_queue);
say "Remove: $queue\n";
# Removed excluded
my $exclude;
my @new = ();
for my $sb (@$remove_queue) {
$exclude = 0;
foreach (@excluded) {
if ( $_ eq $sb ) {
$exclude = 1;
}
}
unless ($exclude) {
push(@new, $sb);
}
}
$remove_queue = \@new;
# Show ignored
my $ignore_count = keys(%ignore);
if ($ignore_count) {
say "Ignoring $ignore_count package(s).";
while ( my ($key, $value) = each(%ignore) ) {
say "$key : $value";
}
print "\n";
}
# Show remove queue
my $remove_count = @$remove_queue;
if ($remove_count) {
say "Removing $remove_count package(s).";
for my $i (@$remove_queue) {
print "$i\n";
}
print "\n";
} else {
say "Nothing to remove.";
exit 0;
}
print 'Do you wish to proceed? [n] ';
unless (<STDIN> =~ /^[Yy]/) {
say "Exiting.";
exit 0;
}
for my $instpkg (@$remove_queue) {
system("/sbin/removepkg $instpkg");
}
say "All operations completed successfully."
|
