main/gcc: disable java by default, fix for x86_64

also:
- initial support for crosscompile
- cleanup ld-uClibc handling

2 files changed, 81 insertions, 23 deletions

diff --git a/main/gcc/APKBUILD b/main/gcc/APKBUILD
index 930f60077..2855a8f76 100644
--- a/main/gcc/APKBUILD
+++ b/main/gcc/APKBUILD
@@ -6,23 +6,22 @@ _specs_ver=0.2.0
 _specs_gcc_ver=4.4.3
 
 _uclibc_abiver=0.9.32
-if [ "$ALPINE_LIBC" = "eglibc" ]; then
-	_chost="i686-pc-linux-gnu"
-	_with_arch="i686"
-else
-	_chost="i486-alpine-linux-uclibc"
-	_dynamic_linker="--with-dynamic-linker=ld-uClibc.so.$_uclibc_abiver"
-	_with_arch="i486"
-fi
 
-pkgrel=8
+pkgrel=9
 pkgdesc="The GNU Compiler Collection"
 url="http://gcc.gnu.org"
 license="GPL LGPL"
 depends="binutils libgcc libgomp libobjc"
 makedepends="bison flex gmp-dev mpfr-dev texinfo libmpc-dev gawk zlib-dev zip"
-subpackages="$pkgname-doc libstdc++:libcxx g++:gpp libgcc libgomp libobjc
-	$pkgname-java libgcj"
+subpackages="$pkgname-doc libstdc++:libcxx g++:gpp libgcc libgomp"
+
+if [ "$LANG_OBJC" != "off" ]; then
+	subpackages="$subpackages libobjc"
+fi
+if [ "$LANG_JAVA" = "on" ]; then
+	subpackages="$subpackages $pkgname-java libgcj"
+fi
+
 source="ftp://gcc.gnu.org/pub/gcc/releases/gcc-$pkgver/gcc-core-$pkgver.tar.bz2
 	ftp://gcc.gnu.org/pub/gcc/releases/gcc-$pkgver/gcc-g++-$pkgver.tar.bz2
 	ftp://gcc.gnu.org/pub/gcc/releases/gcc-$pkgver/gcc-objc-$pkgver.tar.bz2
@@ -41,11 +40,20 @@ source="ftp://gcc.gnu.org/pub/gcc/releases/gcc-$pkgver/gcc-core-$pkgver.tar.bz2
 	gcc-4.5-dynamic-linker.patch
 	PR32219.patch
 	boehem-gc-uclibc.patch
+	gcc-pure64.patch
 	"
 
+# we build out-of-tree
 _gccdir="$srcdir"/gcc-$pkgver
+_builddir="$srcdir/build"
+
 prepare() {
 	cd "$_gccdir"
+	# verify we have set CHOST
+	if [ -z "$CHOST" ]; then
+		error "CHOST not set"
+		return 1
+	fi
 
 	# PIE patches from gentoo
 	# thanks to Zorry for hard work on those patches
@@ -80,20 +88,55 @@ prepare() {
 
 	# see http://gcc.gnu.org/ml/java/2008-04/msg00027.html
 	mv "$srcdir"/ecj-latest.jar ecj.jar
+	
+	echo ${pkgver} > gcc/BASE-VER
 }
 
 build() {
+	local _languages= _dynamic_linker= _arch=${CHOST%%-*}
 	cd "$_gccdir"
-	echo ${pkgver} > gcc/BASE-VER
 	export CFLAGS="-fno-stack-protector"
-	mkdir build
-	cd build
-	../configure --prefix=/usr \
+	[ -z "$CBUILD" ] && CBUILD="$CHOST"
+	[ -z "$CTARGET" ] && CTARGET="$CHOST"
+
+	case "$CHOST" in
+		x86_64-*-uclibc)
+			_dynamic_linker="--with-dynamic-linker=ld64-uClibc.so.$_uclibc_abiver"
+			;;
+		*-uclibc)
+			_dynamic_linker="--with-dynamic-linker=ld-uClibc.so.$_uclibc_abiver"
+			;;
+		*)	_dynamic_linker=
+			;;
+	esac
+
+	_languages=c,c++
+	# we can disable OBJC with LANG_OBJC=off
+	if [ "$LANG_OBJC" != "off" ]; then
+		_languages=$_languages,objc
+	fi
+	# and enable java with LANG_JAVA=on
+	if [ "$LANG_JAVA" = "on" ]; then
+		_languages="$_languages,java"
+	fi
+
+	msg "Building the following:"
+	echo ""
+	echo "  CBUILD=$CBUILD"
+	echo "  CHOST=$CHOST"
+	echo "  CTARGET=$CTARGET"
+	echo "  languages=$_languages"
+	echo "  dynamic_linker=$_dynamic_linker"
+	echo ""
+
+	mkdir -p "$_builddir"
+	cd "$_builddir"
+	"$_gccdir"/configure --prefix=/usr \
 		--mandir=/usr/share/man \
 		--infodir=/usr/share/info \
-		--build=${CBUILD:-$_chost} \
-		--host=${CHOST:-$_chost} \
-		--target=${CTARGET:-$_chost} \
+		--build=${CBUILD} \
+		--host=${CHOST} \
+		--target=${CTARGET} \
 		--disable-altivec \
 		--disable-checking \
 		--disable-fixed-point \
@@ -105,12 +148,12 @@ build() {
 		--enable-__cxa_atexit \
 		--enable-cld \
 		--enable-esp \
-		--enable-languages=c,c++,objc,java \
+		--enable-languages=$_languages \
 		--enable-shared \
 		--enable-target-optspace \
 		--enable-tls \
 		--enable-threads \
-		--with-arch=$_with_arch \
+		--with-arch=$_arch \
 		$_dynamic_linker \
 		--with-dynamic-linker-prefix=/lib \
 		--with-system-zlib \
@@ -120,7 +163,7 @@ build() {
 }
 
 package() {
-	cd "$srcdir"/gcc-$pkgver/build
+	cd "$_builddir"
 	make -j1 DESTDIR="${pkgdir}" install || return 1
 	ln -s gcc "$pkgdir"/usr/bin/cc
 
@@ -142,7 +185,9 @@ package() {
 		-o -name libjavamath.a \
 		| xargs rm -f \
 		|| return 1
-	sed -i -e 's/lib: /&%{static:%eJava programs cannot be linked statically}/' \
+	
+	[ "$LANG_JAVA" = "on" ] && \
+		sed -i -e 's/lib: /&%{static:%eJava programs cannot be linked statically}/' \
 		"$pkdir"/usr/lib/libgcj.spec
 
 	# remove ffi
@@ -257,4 +302,5 @@ c4045bfa85d8be780affd465be9d8ca8  gcc-spec-env.patch
 6cc2385c5bbd6d0da6eaedd53c8bf547  uclibc-getipinfo.patch
 7f35da0f88f4d9c3d3839498bbda0eb3  gcc-4.5-dynamic-linker.patch
 6c866c7fb8d56deb8f6d652bee64e228  PR32219.patch
-2c6cb49bb9bfd8b6e690222e66ccc901  boehem-gc-uclibc.patch"
+2c6cb49bb9bfd8b6e690222e66ccc901  boehem-gc-uclibc.patch
+d1d3ad2b0c185b5548125a1b81bee154  gcc-pure64.patch"
diff --git a/main/gcc/gcc-pure64.patch b/main/gcc/gcc-pure64.patch
new file mode 100644
index 000000000..f9ab69326
--- /dev/null
+++ b/main/gcc/gcc-pure64.patch
@@ -0,0 +1,12 @@
+diff -Naur gcc-4.2.0.orig/gcc/config/i386/t-linux64 gcc-4.2.0/gcc/config/i386/t-linux64
+--- gcc-4.2.0.orig/gcc/config/i386/t-linux64	2007-05-16 19:21:19.000000000 -0400
++++ gcc-4.2.0/gcc/config/i386/t-linux64	2007-05-18 17:04:36.000000000 -0400
+@@ -6,7 +6,7 @@
+ 
+ MULTILIB_OPTIONS = m64/m32
+ MULTILIB_DIRNAMES = 64 32 
+-MULTILIB_OSDIRNAMES = ../lib64 $(if $(wildcard $(shell echo $(SYSTEM_HEADER_DIR))/../../usr/lib32),../lib32,../lib)
++MULTILIB_OSDIRNAMES = ../lib ../lib32
+ 
+ LIBGCC = stmp-multilib
+ INSTALL_LIBGCC = install-multilib