52 lines
736 B
Plaintext
52 lines
736 B
Plaintext
|
#! /usr/bin/perl
|
||
|
|
|
||
|
|
require 5.005;
|
||
|
|
use Getopt::Std;
|
||
|
|
|
||
|
|
#
|
||
|
|
# Usage
|
||
|
|
#
|
||
|
|
my $usage = "Usage: $0 [-t tab-width] [input-file...]\n";
|
||
|
|
|
||
|
|
#
|
||
|
|
# Variables
|
||
|
|
#
|
||
|
|
my $tab_width = 8;
|
||
|
|
my $out_file_name = '-';
|
||
|
|
|
||
|
|
#
|
||
|
|
# Parse command line arguments.
|
||
|
|
#
|
||
|
|
getopts(':t:', \%options) or die $usage;
|
||
|
|
$tab_width = $options{t} if (defined($options{t}));
|
||
|
|
|
||
|
|
#
|
||
|
|
# Convert C to HTML.
|
||
|
|
#
|
||
|
|
print "<blockquote>\n";
|
||
|
|
print "<pre>\n";
|
||
|
|
|
||
|
|
while (<>) {
|
||
|
|
s/^([ \t]*)//;
|
||
|
|
my $spaces = $1;
|
||
|
|
|
||
|
|
my $col = 0;
|
||
|
|
foreach my $c (unpack('C*', $spaces)) {
|
||
|
|
if ($c eq ord(' ')) {
|
||
|
|
$col++;
|
||
|
|
} else {
|
||
|
|
$col = ($col + $tab_width) - ($col % $tab_width);
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
print ' ' x $col;
|
||
|
|
|
||
|
|
s|&|&|g;
|
||
|
|
s|<|<|g;
|
||
|
|
s|>|>|g;
|
||
|
|
print;
|
||
|
|
}
|
||
|
|
|
||
|
|
print "</pre>\n";
|
||
|
|
print "</blockquote>\n";
|