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#!/usr/bin/env perl
use strict;
use ExtUtils::MakeMaker;
use Getopt::Long;
use Config;
#
# Configure SDL proper
#
use vars qw/ $sdl_cflags $sdl_libs @dirs $inc_flags %ext @defs /;
#
# Configuration detection of Linux / Unix
#
$sdl_cflags = `sdl-config --cflags`;
chomp($sdl_cflags);
$sdl_libs = "-L/usr/X11R6/lib " . `sdl-config --libs`;
$sdl_libs =~ s/-Wl,-rpath,\S*lib//; # suppress the insanity
#
# Search paths
#
@dirs=(
'/usr/local/include/SDL',
'/usr/local/include',
'/usr/local/include/smpeg',
'/usr/include/SDL',
'/usr/include',
'/usr/include/smpeg',
'/usr/local/include/GL',
'/usr/local/include/gl',
'/usr/include/GL',
'/usr/include/gl',
);
# Tels: debug off for normal builds:
# $inc_flags = "-ggdb " . $ENV{DEBUG};
$inc_flags = $ENV{DEBUG};
#
# Registed extensions
#
%ext = (
SDL_image => { inc => 'HAVE_SDL_IMAGE', test => 'SDL_image.h' },
SDL_mixer => { inc => 'HAVE_SDL_MIXER', test => 'SDL_mixer.h' },
SDL_net => { inc => 'HAVE_SDL_NET', test => 'SDL_net.h' },
SDL_ttf => { inc => 'HAVE_SDL_TTF', test => 'SDL_ttf.h' },
SDL_gfx => { inc => 'HAVE_SDL_GFX', test => 'SDL_gfxPrimitives.h' },
SDL_console => { inc => 'HAVE_SDL_CONSOLE', test => 'CON_console.h' },
png => { inc => 'HAVE_PNG', test => 'png.h' },
jpeg => { inc => 'HAVE_JPEG', test => 'jpeglib.h' },
GL => { inc => 'HAVE_GL', test => 'gl.h' },
GLU => { inc => 'HAVE_GLU', test => 'glu.h' },
smpeg => { inc => 'HAVE_SMPEG', test => 'smpeg.h' },
);
#
# Locate optional packages
#
my ($e,$d);
for $e ( keys %ext ) {
for $d (@dirs) {
$ext{$e}{exists} ||= -e "$d/$ext{$e}{test}"
}
}
my $usage;
for $e ( keys %ext ) {
$usage .= "\n\t-$e disables $e support";
}
for $e ( @ARGV ) {
my $o;
($o = $e) =~ s/^-*//g;
if (exists $ext{$o}) {
print "Disabling $o\n";
$ext{$o}{exists} = 0;
}
}
sub found_mod {
printf "%-24s%s\n", "Enabled $_[0]", ( $_[1] ? "yes" : "no" );
}
for $e ( sort keys %ext ) {
found_mod ($e,$ext{$e}{exists});
}
#
# Get GLU version
#
if ( $ext{GLU}{exists} ) {
print "Detecting GLU Version\n";
system ("gcc -o detect detect.c -lGLU -lGL $sdl_libs");
my $version = `./detect` * 10;
push @defs, "-DHAVE_GLU_VERSION=$version";
system ("rm detect");
}
#
# Test For thread support
#
if ( $Config{usethreads} ) {
push @defs, "-DUSE_THREADS";
}
#
# Specify Makefile options
#
my %options = (
'NAME' => 'SDL_perl',
'VERSION_FROM' => 'lib/SDL.pm',
'LIBS' => [ join( " ", "$sdl_libs",
map { $ext{$_}{exists} ? "-l$_" : '' } (sort keys %ext),
)
],
'DEFINE' => join ( " ", @defs, map { $ext{$_}{exists} ? "-D$ext{$_}{inc}" : '' } sort keys %ext),
'INC' => "$inc_flags $sdl_cflags " . join(" ", map { "-I$_" } @dirs),
'OBJECT' => (
($ext{SDL_image}{exists} ? 'SFont.o ' : "") .
'SDL_perl.o ' .
($ext{GL}{exists} ? 'OpenGL.o ' : "")
),
);
#
# Write Makefile
#
WriteMakefile(%options );
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