File: colormake.pl

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colormake 0.2-5
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#!/usr/bin/perl
#
# colormake.pl 0.3
#
# Copyright: (C) 1999, Bjarni R. Einarsson <bre@netverjar.is>
#                      http://bre.klaki.net/
# 
#   This program is free software; you can redistribute it and/or modify
#   it under the terms of the GNU General Public License as published by
#   the Free Software Foundation; either version 2 of the License, or
#   (at your option) any later version.
#
#   This program is distributed in the hope that it will be useful,
#   but WITHOUT ANY WARRANTY; without even the implied warranty of
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#   GNU General Public License for more details.
#
#   You should have received a copy of the GNU General Public License
#   along with this program; if not, write to the Free Software
#   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#

# Some useful color codes, see end of file for more.
#
$col_ltgray =       "\033[37m";
$col_purple =       "\033[35m";
$col_green =        "\033[32m";
$col_cyan =         "\033[36m";
$col_brown =        "\033[33m";
$col_norm =	        "\033[00m";
$col_background =   "\033[07m";
$col_brighten =     "\033[01m";
$col_underline =    "\033[04m";
$col_blink = 	    "\033[05m";

# Customize colors here...
#
$col_default =      $col_ltgray;
$col_gcc =          $col_purple . $col_brighten;
$col_make =         $col_cyan;
$col_filename =     $col_brown;
$col_linenum =      $col_cyan;
$col_trace =        $col_brown;
$col_warning =      $col_green;
$tag_error =        "";
$col_error =        $tag_error . $col_brown . $col_brighten;
$error_highlight =  $col_brighten;

# Get size of terminal
#
$lines = shift @ARGV || 0;
$cols  = shift @ARGV || 0;
$cols -= 19;

$in = 'unknown';
$| = 1;
while (<>)
{
	$orgline = $thisline = $_;
	
	# Remove multiple spaces
	$thisline =~ s/  \+/ /g;
	
	# Truncate lines.
	# I suppose this is bad, but it's better than what less does!
	if ($cols >= 0) 
	{
	    $thisline =~ s/^(.{$cols}).....*(.{15})$/$1 .. $2/;
	}

	# make[1]: Entering directory `/blah/blah/blah'
	if ($thisline =~ s/^((p|g)?make\[)/$col_make$1/x)
	{
		$in = 'make';
	}
	elsif ($thisline =~ s/^(\s*(g?cc|(g|c)\+\+).*)$/$col_gcc$1$col_norm/) 
	{
		$in = 'gcc';
	}
	elsif ($thisline =~ /^(\s*\(|\[|a(r|wk)|c(p|d|h(mod|own))|do(ne)?|e(cho|lse)|f(ind|or)|i(f|nstall)|mv|perl|r(anlib|m(dir)?)|s(e(d|t)|trip)|tar)\s+/)
	{
		$in = $1;
	}
	elsif ($in eq 'gcc')
	{
		# Do interesting things if make is compiling something.

		if (($thisline !~ /[,:]$/) && ($thisline !~ /warning/))
		{
			# error?
			if ($cols >= 0) 
			{
				# Retruncate line, because we are about to insert "Error:".
				my $c = $cols - length($tag_error);
				$thisline = $orgline;
			    $thisline =~ s/^(.{$c}).....*(.{15})$/$1 .. $2/;
			}
			$thisline =~ s/(\d+:\s+)/$1$col_default$col_error/;
			$thisline = $error_highlight . $thisline . $col_norm;
		}
		else
		{
			# warning
			$thisline =~ s|(warning:\s+)(.*)$|$1$col_warning$2|;
		}
		
		# In file included from main.cpp:38:
		# main.cpp: In function int main(...)': 
		$thisline =~ s/(In f(unction|ile))/$col_trace$1/x;

		# /blah/blah/blah.cpp:123:
		$thisline =~ s|^([^:]+)|$col_filename$1$col_default|;
		$thisline =~ s|:(\d+)([:,])|:$col_linenum$1$col_default$2|;
	}
	
	if ($thisline !~ /^\s+/) 
	{
		print $col_norm, $col_default;
	}	
	print $thisline;	
}

print $col_norm;

# UNUSED:
#
#%colors = (
#    'black'     => "\033[30m",
#    'red'       => "\033[31m",
#    'green'     => "\033[32m",
#    'yellow'    => "\033[33m",
#    'blue'      => "\033[34m",
#    'magenta'   => "\033[35m",
#    'purple'    => "\033[35m",
#    'cyan'      => "\033[36m",
#    'white'     => "\033[37m",
#    'darkgray'  => "\033[30m");