# -*- coding: utf-8; mode: tcl; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- vim:fenc=utf-8:ft=tcl:et:sw=4:ts=4:sts=4
# $Id$

PortSystem 1.0

name		chicken
version		4.7.0
revision	2
categories	lang scheme
license         BSD public-domain
maintainers	gmail.com:arto.bendiken waqar gmail.com:ivan.g.raikov
description	Compiler for the Scheme programming language
long_description	\
	Chicken produces portable, efficient C, supports almost all 	\
	of the current Scheme language standard, the Revised5 Report 	\
	on the Algorithmic Language Scheme (R5RS ), and includes many 	\
	enhancements and extensions.
homepage	http://www.call-with-current-continuation.org/
platforms	darwin
master_sites	http://code.call-cc.org/releases/${version}

checksums           md5     9389388fdf04c3c64de29633aae12539 \
                    sha1    504036951eccda7680547dae63ad44e8960d3f72 \
                    rmd160  421f6e7383a666b836a7ad9d5ac342c8033bfff6

patchfiles	patch-Makefile.macosx \
            eval.c.patch

post-patch {
    # use full path with dlopen (#28617)
    # this is ugly because we can't edit the scheme source (we'd need to
    # already have the compiler) and the generated C uses an octal length
    # prefix for strings.
    set len [expr [string length ${prefix}] + [string length "/lib/libchicken"]]
    reinplace "s|031__PREFIX__|[format %03o $len]${prefix}|" ${worksrcpath}/eval.c
}

# hangs when built with llvm, ticket #32298
if {${configure.compiler} == "clang" ||
    ${configure.compiler} == "llvm-gcc-4.2"} {
    configure.compiler gcc-4.2
    if {![file executable ${configure.cc}]} {
        depends_build-append port:apple-gcc42
        configure.compiler apple-gcc-4.2
    }
}

use_configure	no

build.args	C_COMPILER=${configure.cc} \
		PLATFORM=macosx \
		PREFIX=${prefix}

if {"x86_64" == ${configure.build_arch}} {
    build.args-append ARCH=x86-64
}

destroot.args	${build.args}