milsko/Makefile.pl

#!/usr/bin/env perl
# $Id$
our $target = `uname -s`;
$target =~ s/\r?\n$//;

foreach my $l (@ARGV){
	if($l =~ /^--.+$/){
	}elsif($l =~ /^(.+)=(.+)$/){
		$ENV{$1} = $2;
	}
}

our $cc = defined($ENV{CC}) ? $ENV{CC} : "gcc";
our $incdir = "-I include";
our $cflags = "-fPIC -D_MILSKO";
our $libdir = "";
our $ldflags = "";
our $math = "-lm";
our $shared = "-shared";
our $backend = "";

our $library_prefix = "lib";
our $library_suffix = ".so";
our $object_suffix = ".o";
our $executable_suffix = "";

our @library_targets = ();
our @examples_targets = ();
our %examples_libs = ();

our $cross = 0;

require("./pl/utils.pl");

param_set("stb-image", 1);
param_set("stb-truetype", 0);
param_set("freetype2", 1);
param_set("opengl", 0);
param_set("vulkan", 0);
param_set("vulkan-string-helper", 1);

my %features = (
	"stb-image" => "use stb_image instead of libjpeg/libpng",
	"stb-truetype" => "use stb_truetype",
	"freetype2" => "use FreeType2",
	"opengl" => "build OpenGL widget",
	"vulkan" => "build Vulkan widget",
	"vulkan-string-helper" => "use Vulkan string helper"
);
my @features_keys = ("1stb-image", "1stb-truetype", "1freetype2", "1opengl", "1vulkan", "2vulkan-string-helper");

foreach my $l (@ARGV){
	if($l =~ /^--(with|enable)-(.+)$/){
		param_set($2, 1);
	}elsif($l =~ /^--(without|disable)-(.+)$/){
		param_set($2, 0);
	}elsif($l =~ /^--target=(.+)$/){
		$target = $1;
	}elsif($l eq "--cross"){
		$cross = 1;
	}elsif(($l eq "-h") or ($l eq "--help")){
		print("Milsko Toolkit Configuration Utility\n");
		print("\n");
		print("Usage: $0 [options]\n");
		print("\n");
		print("Options:\n");
		print("  -h --help                       Display this help\n");
		print("  --target=TARGET                 Specify target\n");
		print("  --cross                         Indicate cross compilation\n");
		print("\n");
		print("Features:\n");
		print("  --enable-FEATURE                Use FEATURE\n");
		print("  --with-FEATURE                  Use FEATURE\n");
		print("  --disable-FEATURE               Do not use FEATURE\n");
		print("  --without-FEATURE               Do not use FEATURE\n");
		foreach my $l (@features_keys){
			my $flag = ((substr($l, 0, 1) eq '1') ? (param_get(substr($l, 1)) ? "--disable-" : "--enable-") : (param_get(substr($l, 1)) ? "--without-" : "--with-")) . substr($l, 1);
			my $do = param_get(substr($l, 1)) ? "Do not " : "";
			my $feat = $features{substr($l, 1)};
			if(not(param_get($l))){
				$feat = uc(substr($feat, 0, 1)) . substr($feat, 1);
			}
			print("  $flag" . (" " x (32 - length($flag))) . "${do}${feat}\n");
		}
		exit(0);
	}
}

if(-f "./pl/ostype/${target}.pl"){
	require("./pl/ostype/${target}.pl");
}else{
	print("Perl file (pl/ostype/${target}.pl) was not found for your target. Please add one.\n");
	exit(1);
}

require("./pl/rules.pl");

print("Target : " . $target . "\n");

my @l = ();
foreach my $e (param_list()){
	if(($e eq "vulkan-string-helper") and param_get("vulkan")){
		push(@l, $e);
	}elsif(not($e eq "vulkan-string-helper") and param_get($e)){
		push(@l, $e);
	}
}
print("Enabled: " . join(" ", @l) . "\n");

open(OUT, ">", "Makefile");
print(OUT "CC = ${cc}\n");
print(OUT "INCDIR = ${incdir}\n");
print(OUT "CFLAGS = ${cflags}\n");
print(OUT "LIBDIR = ${libdir}\n");
print(OUT "LDFLAGS = ${ldflags}\n");
print(OUT "LIBS = ${libs}\n");
print(OUT "MATH = ${math}\n");
print(OUT "SHARED = ${shared}\n");
print(OUT "\n");
print(OUT ".PHONY: all clean distclean lib examples\n");
print(OUT "\n");
print(OUT "all: lib examples\n");
print(OUT "\n");
print(OUT "lib: src/${library_prefix}Mw${library_suffix}\n");
print(OUT "\n");
print(OUT "src/${library_prefix}Mw${library_suffix}: " . join(" ", @library_targets) . "\n");
print(OUT "	\$(CC) \$(SHARED) \$(LDFLAGS\) \$(LIBDIR) -o src/${library_prefix}Mw${library_suffix} " . join(" ", @library_targets) . " \$(LIBS)\n");
foreach my $l (@library_targets){
	my $s = $l;
	my $o = $object_suffix;
	$o =~ s/\./\\\./g;
	$s =~ s/$o$/.c/;

	print(OUT "${l}: ${s}\n");
	print(OUT "	\$(CC) \$(CFLAGS\) \$\(INCDIR) -c -o ${l} ${s}\n");
}
print(OUT "\n");
print(OUT "\n");
print(OUT "examples: " . join(" ", @examples_targets) . "\n");
print(OUT "\n");
foreach my $l (@examples_targets){
	my $libs = "";
	my $s = $l;
	my $o = $executable_suffix;
	$o =~ s/\./\\\./g;
	$s =~ s/$o$//;

	if(defined($examples_libs{$l})){
		$libs = $examples_libs{$l};
	}

	print(OUT "${l}: ${s}${object_suffix} src/${library_prefix}Mw${library_suffix}\n");
	print(OUT "	\$(CC) -L src -Wl,-R./src \$\(LIBDIR) -o ${l} ${s}${object_suffix} -lMw ${math} ${libs}\n");
	print(OUT "${s}${object_suffix}: ${s}.c\n");
	print(OUT "	\$(CC) -c \$\(INCDIR) -o ${s}${object_suffix} ${s}.c -lMw ${math}\n");
}
print(OUT "\n");
print(OUT "clean:\n");
print(OUT "	rm -f */*.o */*/*.o */*/*/*.o src/*.so src/*.dll src/*.a " . join(" ", @examples_targets) . "\n");
print(OUT "\n");
print(OUT "distclean: clean\n");
print(OUT "	rm -f Makefile\n");
close(OUT);