#!/usr/bin/perl -w
use strict;
# Description: Text wrapper kind of like fmt.

use Getopt::Std;
use Text::Wrap;

my $USAGE =<<EOU;
$0: [-c columns] [-i initial_tab] [-s subsequent_tabs] [-h] file ...
-c    Set column width for wrapping.
-i    Set initial 'tab' string for first paragraph line.
-s    Set a 'tab' string for subsequent paragraph lines.
EOU

local $/ = '';

my %O;
getopts("c:i:s:h", \%O);
if ($O{'h'}) {
        print $USAGE;
        exit;
}

$Text::Wrap::columns = $O{'c'} || 80;
my $inittab = exists $O{'i'} ? eval("qq($O{'i'})") : '';
my $subtabs = exists $O{'s'} ? eval("qq($O{'s'})") : '';

while (<>) {
        s/\n/ /g; $_ .= "\n\n";
        print Text::Wrap::wrap($inittab, $subtabs, $_);
}