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|
#!/usr/bin/env perl
#
# sboconfig
# script to handle sbotools configuration
#
# author: Jacob Pipkin <j@dawnrazor.net>
# date: Pungenday, the 40th day of Discord in the YOLD 3178
# license: WTFPL <http://sam.zoy.org/wtfpl/COPYING>
use strict;
use warnings FATAL => 'all';
use SBO::Lib;
use File::Basename;
use Getopt::Std;
use File::Copy;
use File::Path qw(make_path);
use Fcntl;
my %config = %SBO::Lib::config;
my $self = basename ($0);
sub show_usage {
print <<EOF
Usage: $self [options] [arguments]
Options:
-h: this screen.
-v: version information.
-l: show current options.
Config options (defaults shown):
-c FALSE:
NOCLEAN: if TRUE, do NOT clean up after building by default.
-d FALSE:
DISTCLEAN: if TRUE, DO clean distfiles by default after building.
-j FALSE:
JOBS: numeric -j setting to feed to make for multicore systems.
-p FALSE:
PKG_DIR: set a directory to store packages in.
-s /usr/sbo:
SBO_HOME: set the SBo directory.
EOF
# -j FALSE:
# set the -j# option to feed to make.
}
my %options;
getopts ('hvlc:d:p:s:j:',\%options);
show_usage () and exit (0) if exists $options{h};
show_version () and exit (0) if exists $options{v};
if (exists $options{l}) {
while (my ($key,$value) = each %config) {
print "$key=$value\n";
}
}
show_usage () unless %options;
my %valid_confs = (
c => 'NOCLEAN',
d => 'DISTCLEAN',
j => 'JOBS',
p => 'PKG_DIR',
s => 'SBO_HOME',
);
my %changes;
while (my ($key,$value) = each %valid_confs) {
$changes{$value} = $options{$key} if exists $options{$key};
}
my $conf_dir = $SBO::Lib::conf_dir;;
my $conf_file = $SBO::Lib::conf_file;
sub make_temp_file {
make_path ('/tmp/sbotools') unless -d '/tmp/sbotools';
my $temp_dir = -d '/tmp/sbotools' ? '/tmp/sbotools' : $ENV{TMPDIR} ||
$ENV{TEMP};
my $filename = sprintf "%s/%d-%d-0000", $temp_dir, $$, time;
sysopen my ($fh), $filename, O_WRONLY|O_EXCL|O_CREAT;
return ($fh,$filename);
}
sub config_write {
script_error ('config_write requires two arguments.') unless exists $_[1];
my ($key,$val) = @_;
if (! -d $conf_dir) {
mkdir($conf_dir)
or print "Unable to create $conf_dir. Exiting.\n" and exit (1);
}
if (-f $conf_file) {
my ($fh,$filename) = make_temp_file();
open my $reader, '<', $conf_file;
print {$fh} <$reader>;
close ($fh);
tie my @temp, 'Tie::File', $filename;
my $has = 'FALSE';
my $regex = qr/\A\Q$key\E=/;
FIRST: for my $tmpline (@temp) {
if ($tmpline =~ $regex) {
$has = 'TRUE';
$tmpline = "$key=$val";
last FIRST;
}
}
untie @temp;
if ($has eq 'FALSE') {
open (my $writer, '>>', $filename);
print {$writer} "$key=$val\n";
close ($writer);
}
move ($filename,$conf_file);
} else {
open my $writer, '>', $conf_file;
print {$writer} "$key=$val\n";
close ($writer);
}
}
while (my ($key,$value) = each %changes) {
print "Setting $key to $value...\n";
config_write ($key,$value);
}
exit 0;
|
