gcc-cross-sdk: Use --with-sysroot option to gcc to fix and simplify configuration

git-svn-id: https://svn.o-hand.com/repos/poky/trunk@1961 311d38ba-8fff-0310-9ca6-ca027cbcb966

meta/packages/gcc/gcc-cross-sdk_4.1.2.bb

@@ -1,13 +1,13 @@
-PR = "r2"
+PR = "r3"
 
 inherit sdk
 
 FILESDIR = "${@os.path.dirname(bb.data.getVar('FILE',d,1))}/gcc-${PV}"
 
-DEPENDS = "virtual/${TARGET_PREFIX}binutils virtual/${TARGET_PREFIX}libc-for-gcc"
-PACKAGES = "${PN}"
+DEPENDS = "virtual/${TARGET_PREFIX}binutils virtual/${TARGET_PREFIX}libc-for-gcc gmp-native mpfr-native"
 
 require gcc_${PV}.bb
 require gcc4-build-sdk.inc
 require gcc-package-sdk.inc
 
+EXTRA_OECONF += "--disable-libunwind-exceptions --with-mpfr=${STAGING_DIR}/${BUILD_SYS}"

meta/packages/gcc/gcc4-build-sdk.inc

@@ -1,19 +1,17 @@
 USE_NLS = '${@base_conditional( "TARGET_OS", "linux-uclibc", "no", "", d )}'
 USE_NLS = '${@base_conditional( "TARGET_OS", "linux-uclibcgnueabi", "no", "", d )}'
 
-
-STAGING_TARGET_INCDIR = "${STAGING_DIR}/${TARGET_SYS}/include"
-STAGING_TARGET_LIBDIR = "${STAGING_DIR}/${TARGET_SYS}/lib"
+SYSROOT = "${WORKDIR}/sysroot"
+EXTRA_OECONF += "--with-sysroot=${SYSROOT}"
 
 do_configure () {
+       # Work around Hardcoded path assumptions in gcc
+       mkdir -p ${SYSROOT}/usr/
+       ln -s ${STAGING_DIR}/${TARGET_SYS}/include ${SYSROOT}/usr/include
+       ln -s ${STAGING_DIR}/${TARGET_SYS}/lib ${SYSROOT}/usr/lib
        (cd ${S} && gnu-configize) || die "failure running gnu-configize"
        (cd ${S}/libstdc++-v3 && autoreconf)
        oe_runconf
-       mkdir -p gcc
-       ln -sf ${CROSS_DIR}/bin/${TARGET_PREFIX}as gcc/as
-       ln -sf ${CROSS_DIR}/bin/${TARGET_PREFIX}ld gcc/ld
-       ln -sf ${STAGING_TARGET_INCDIR}/* ${S}/include
-       ln -sf ${STAGING_TARGET_LIBDIR}/crt*.o gcc/
 }
 
 do_compile () {
@@ -23,5 +21,5 @@ do_compile () {
 	export LD_FOR_TARGET="${TARGET_SYS}-ld"
 	export NM_FOR_TARGET="${TARGET_SYS}-nm"
 	export CC_FOR_TARGET="${CCACHE} ${TARGET_SYS}-gcc ${TARGET_CC_ARCH}"
-	oe_runmake CFLAGS_FOR_TARGET="-I${STAGING_TARGET_INCDIR}"
+	oe_runmake
 }