# $Id: Portfile,v 1.3 2003/03/12 09:19:19 landonf Exp $
PortSystem 1.0
name			cm3
version			5.2.0
categories		lang
maintainers		landonf@opendarwin.org
description		Critical Mass Modula-3 Compiler
platforms		darwin
master_sites		http://www.elegosoft.com/cm3/

distfiles		cm3-src-all-${portversion}.tgz

checksums		cm3-src-all-5.2.0.tgz md5 \
			362e5dc0c3952bdec87f5c671a7153a8

worksrcdir		cm3
extract.dir		${worksrcpath}
pre-extract		"file mkdir ${workpath}/${worksrcdir}"

# Add bootstrap/bin to our path
set env(PATH) "$env(PATH):${workpath}/bootstrap/bin"
# Create cm3-buildscript variable
set cm3-buildscript "cd ${worksrcpath}/scripts && M3GC_SIMPLE=yes"

# M3 requires a bootstrap compiler to build
# This port currently supports only Darwin/PPC

variant darwin powerpc {
    distfiles-append cm3-min-POSIX-PPC_DARWIN-5.2.0.tgz
    checksums-append cm3-min-POSIX-PPC_DARWIN-5.2.0.tgz md5 \
	4632a1b5ed13536b3fde8913ca551e87

    # Work-around safeFP restFP issue
    patchfiles patch-saveFP-restFP

    # Work-around "poisoned calloc" error building gcc backend
    patchfiles-append patch-gcc-stmt.c
}

post-extract {
    # Create bootstrap directory and extract the cm3 bootstrap to it
    file mkdir ${workpath}/bootstrap
    system "tar -C ${workpath}/bootstrap -zxf ${worksrcpath}/system.tgz"
}

configure {
    # Configure the bootstrap
    file copy -force \
	${filespath}/bootstrap.cm3.cfg ${workpath}/bootstrap/bin/cm3.cfg
    reinplace \
	s|@USE_ROOT@|${workpath}/bootstrap/|g \
	${workpath}/bootstrap/bin/cm3.cfg
    reinplace \
	s|@INSTALL_ROOT@|${destroot}${prefix}/cm3/|g \
	${workpath}/bootstrap/bin/cm3.cfg
}

build {
    # build core distribution
    system "${cm3-buildscript} ./do-cm3-core.sh buildship"

    # build tcp package
    system "${cm3-buildscript} ./do-pkg.sh buildship tcp"
}

install {
    # create a link to cm3 (m3 compiler) in ${prefix}/cm3/bin
    system "ln -s \
	${destroot}/${prefix}/cm3/pkg/cm3/PPC_DARWIN/cm3 ${destroot}/${prefix}/cm3/bin/cm3"

    # copy bootstrap configuration file to destroot
    file copy -force \
	${filespath}/bootstrap.cm3.cfg ${destroot}/${prefix}/cm3/bin/cm3.cfg

    # update file paths to reflect final installation paths
    reinplace \
	s|@INSTALL_ROOT@|${prefix}/cm3/|g \
	${destroot}/${prefix}/cm3/bin/cm3.cfg
    reinplace \
	s|@USE_ROOT@|${prefix}/cm3/|g \
	${destroot}/${prefix}/cm3/bin/cm3.cfg
}