# $Id: Portfile 56042 2009-08-23 20:31:17Z mww@macports.org $

PortSystem 1.0

name			gcc45
version			4.5-20090820
platforms		darwin
categories		lang
maintainers		mww
description		The GNU compiler collection, prerelease BETA
long_description	The GNU compiler collection, including front ends for \
			C, C++, Objective-C and Objective-C++. This is a \
			prerelease BETA version and does not have all \
			available language front ends enabled.

homepage		http://gcc.gnu.org/
master_sites    ftp://ftp.gwdg.de/pub/linux/gcc/snapshots/${version}/ \
				ftp://ftp.funet.fi/pub/mirrors/sources.redhat.com/pub/gcc/snapshots/${version}/ \
				ftp://gcc.gnu.org/pub/gcc/snapshots/${version}/

set dcore		gcc-core-${version}.tar.bz2
set dfort		gcc-fortran-${version}.tar.bz2
set dcxx		gcc-g++-${version}.tar.bz2
set djava		gcc-java-${version}.tar.bz2
set dobjc		gcc-objc-${version}.tar.bz2
distfiles		${dcore} ${dfort} ${dcxx} ${djava} ${dobjc}

checksums		${dcore} sha1 2634d580c54a1c72522a600d02c2599fc01df122 \
			${dfort} sha1 72c80faf7f9d10717b684f18cd65a2f47aec5e41 \
			${dcxx} sha1 c2659a317d0adcdf1a1da8d2e1fbb47b6a8fb4ce \
			${djava} sha1 535e42ff2db0fdb5029d6664af87f362731444cc \
			${dobjc} sha1 a6e66d3979fc9553c25fd9550e9139888658c3d3

use_bzip2		yes

# gmp and mpfr are not universal
universal_variant       no

depends_lib		port:gmp port:mpfr port:libiconv

set major		4.5

worksrcdir		build

# the generated compiler doesn't accept -arch
if {[info exists build_arch] && ${os.platform} == "darwin"} {
    if {(${os.arch} == "i386" && $build_arch == "i386") || (${os.arch} == "powerpc" && $build_arch == "ppc")} {
        configure.env-append CFLAGS_FOR_TARGET="-m32 ${configure.cflags}"
    } elseif {(${os.arch} == "i386" && $build_arch == "x86_64") || (${os.arch} == "powerpc" && $build_arch == "ppc64")} {
        configure.env-append CFLAGS_FOR_TARGET="-m64 ${configure.cflags}"
    } else {
        pre-fetch {
            return -code error "Cannot build $name for $build_arch"
        }
    }
    configure.env-append CFLAGS_FOR_BUILD="${configure.cc_archflags} ${configure.cflags}"
    configure.cc_archflags
    configure.cxx_archflags
    configure.objc_archflags
}

pre-configure {
	file mkdir ${worksrcpath}
}

configure.cmd	../gcc-${version}/configure
configure.args	--enable-languages=c,c++,objc,obj-c++ \
		--libdir=${prefix}/lib/${name} \
		--includedir=${prefix}/include/${name} \
		--infodir=${prefix}/share/info \
		--mandir=${prefix}/share/man \
		--with-local-prefix=${prefix} \
		--with-system-zlib \
		--disable-nls \
		--program-suffix=-mp-${major} \
		--with-gxx-include-dir=${prefix}/include/${name}/c++/ \
		--with-gmp=${prefix} \
		--with-mpfr=${prefix}
# do NOT use MacPorts binutils -- they do not work
configure.env-append    AR_FOR_TARGET=/usr/bin/ar \
			AS_FOR_TARGET=/usr/bin/as \
			LD_FOR_TARGET=/usr/bin/ld \
			NM_FOR_TARGET=/usr/bin/nm \
			OBJDUMP_FOR_TARGET=/usr/bin/objdump \
			RANLIB_FOR_TARGET=/usr/bin/ranlib \
			STRIP_FOR_TARGET=/usr/bin/strip

build.target	bootstrap
use_parallel_build	yes

destroot.target	install install-info-host

post-destroot {
	file delete -force ${destroot}${prefix}/share/man/man7 \
		${destroot}${prefix}/share/info
	# install/copy ffitarget.h only if we have it
	if {![catch {set ffitarget.h [glob ${destroot}${prefix}/lib/${name}/gcc/*/${version}/include/ffitarget.h]} result]} {
		file copy ${ffitarget.h} ${destroot}${prefix}/include/${name}/
	}
	# install select file for gcc_select
	xinstall -m 755 -d ${destroot}${prefix}/etc/select/gcc
	xinstall -m 444 ${filespath}/mp-gcc45 ${destroot}${prefix}/etc/select/gcc/
}

#platform darwin 7 {
#	configure.cflags-append	-force_cpusubtype_ALL
#	confgiure.env 	BOOT_CFLAGS="-g -O2 -force_cpusubtype_ALL"
#	build.args-append	XCFLAGS=-force_cpusubtype_ALL
#}

platform powerpc {
	configure.args-append --disable-multilib
}

# due to popular request - untested for the BETA; will be removed as soon as other languages than C compile successfuly
variant gfortran conflicts java \
	description "Enables Fortran/gfortran; this language will be enabled in the final version - this variant is completely untested!" {
	configure.args-delete --enable-languages=c,c++,objc,obj-c++
	configure.args-append --enable-languages=c,c++,objc,obj-c++,fortran
}

# due to popular request - untested for the BETA; will be removed as soon as other languages than C compile successfuly
variant java conflicts gfortran \
	description "Enables Java/gcj; this language will be enabled in the final version - this variant is completely untested!" {
	configure.args-delete --enable-languages=c,c++,objc,obj-c++
	configure.args-append --enable-languages=c,c++,objc,obj-c++,java
}

livecheck.check	regex
livecheck.url	ftp://gcc.gnu.org/pub/gcc/snapshots/
livecheck.regex	LATEST-4.5 -> (4.5-\[0-9\]+)

