#!/usr/bin/perl -w

use strict;
use warnings;

use ExtUtils::CppGuess;
use Module::Build::WithXSpp;

# _GLIBCXX_USE_C99 : to get the long long type for g++
# HAS_BOOL         : stops Perl/lib/CORE/handy.h from doing "#  define bool char" for MSVC
# NOGDI            : prevents inclusion of wingdi.h which defines functions Polygon() and Polyline() in global namespace
my @cflags = qw(-D_GLIBCXX_USE_C99 -DHAS_BOOL -DNOGDI -DSLIC3RXS);
if ($ENV{SLIC3R_DEBUG}) {
    push @cflags, qw(-DSLIC3R_DEBUG -g -ftemplate-backtrace-limit=0);
}
if (ExtUtils::CppGuess->new->is_gcc) {
    # check whether we're dealing with a buggy GCC version
    # see https://github.com/alexrj/Slic3r/issues/1965
    if (`cc --version` =~ / 4\.7\.[012]/) {
        push @cflags, qw(-O1 -fcaller-saves -fcrossjumping -fcse-follow-jumps -fdevirtualize -fexpensive-optimizations -fgcse -findirect-inlining -finline-small-functions -fipa-cp -fipa-sra -foptimize-register-move -foptimize-sibling-calls -foptimize-strlen -fpartial-inlining -fpeephole2 -free -fregmove -freorder-blocks -freorder-functions -frerun-cse-after-loop -fschedule-insns2 -fstrict-aliasing -fstrict-overflow -fthread-jumps -ftree-builtin-call-dce -ftree-pre -ftree-switch-conversion -ftree-tail-merge -ftree-vrp);
    }
}

my $build = Module::Build::WithXSpp->new(
    module_name     => 'Slic3r::XS',
    dist_abstract   => 'XS code for Slic3r',
    build_requires => {qw(
        ExtUtils::ParseXS           3.18
        ExtUtils::Typemap           1.00
        ExtUtils::Typemaps::Default 1.03
        ExtUtils::XSpp              0.17
        Module::Build               0.3601
        Test::More                  0
    )},
    configure_requires => {qw(
        ExtUtils::CppGuess          0.07
        Module::Build               0.38
        Module::Build::WithXSpp     0.13
    )},
    extra_compiler_flags => \@cflags,
    
    # Provides extra C typemaps that are auto-merged
    extra_typemap_modules => {
        'ExtUtils::Typemaps::Default' => '1.03',
    },
    
    # for MSVC builds
    early_includes => [qw(
        cstring
        cstdlib
        ostream
		sstream
    )]
);

$build->create_build_script;

__END__