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#!/usr/bin/perl
use v5.10.1;
use strict;
use File::Basename;
use FindBin qw($Bin);;
our $DHT_SCRIPT_DIR;
$ENV{PERL5LIB} = ":$ENV{PERL5LIB}" if $ENV{PERL5LIB};
if ($Bin eq "/usr/bin") {
$DHT_SCRIPT_DIR="/usr/lib/pkg-haskell-tools/bin";
$ENV{PERL5LIB} = "/usr/lib/pkg-haskell-tools/lib" . ($ENV{PERL5LIB} || "");
} else {
$DHT_SCRIPT_DIR = "$Bin/scripts";
$ENV{PERL5LIB} = "$Bin/lib" . ($ENV{PERL5LIB}|| "");
$ENV{PATH} = "$Bin:$ENV{PATH}";
}
$ENV{DHT_SCRIPT_DIR} = $DHT_SCRIPT_DIR;
our @DHT_SCRIPTS = ();
opendir(DIR, $DHT_SCRIPT_DIR) or die $!;
while (my $file = readdir(DIR)) {
next if ($file =~ m/^\./);
push @DHT_SCRIPTS, $file;
}
closedir(DIR);
@DHT_SCRIPTS = sort @DHT_SCRIPTS;
if (not @ARGV or $ARGV[0] eq "--help" or $ARGV[0] eq "-h" ) {
my $prog = basename($0);
print <<__END__;
Usage: $0 subcommand [args..]
This is the Debian Haskell Team multi purpose tool, combining various more or
less useful tools.
Supported subcommands:
__END__
for my $script (@DHT_SCRIPTS) {
# print first line of help
open (HELP, '-|', "$DHT_SCRIPT_DIR/$script", "--help") or die $!;
print " " . (scalar(<HELP>) || "$script --help failed");
close HELP;
}
print "\n";
print "Run $prog subcommand --help for more information.\n";
exit(0);
}
if (not @ARGV or $ARGV[0] eq "--manpage" ) {
my $prog = basename($0);
print <<__END__;
% DHT(1)
% Debian Haskell Group
# NAME
dht -- Debian Haskell Packaging Tools
# SYNOPSIS
$0 subcommand [args..]
# DESCRIPTION
This is the Debian Haskell Team multi purpose tool, combining various more or
less useful tools.
Supported subcommands:
__END__
for my $script (@DHT_SCRIPTS) {
# print first line of help
open (HELP, '-|', "$DHT_SCRIPT_DIR/$script", "--help") or die $!;
print " * " . (scalar(<HELP>) || "$script --help failed");
close HELP;
}
print <<__END__;
# Subcommands
__END__
for my $script (@DHT_SCRIPTS) {
print <<__END__;
## dht $script
__END__
system ("$DHT_SCRIPT_DIR/$script", "--manpage");
}
exit (1);
}
if (not @ARGV or $ARGV[0] eq "--version" ) {
print "$0 version UNKNOWN";
exit(0);
}
my $cmd = shift @ARGV;
unless (grep {$_ eq $cmd} @DHT_SCRIPTS) {
print "Subcommand $cmd not known.\n";
print "Run $0 to see a list of supported commands.\n";
exit(1)
}
exec "$DHT_SCRIPT_DIR/$cmd",@ARGV;
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