diff -r 651912c5477c -r 89b41dbffe8d scripts/buildToolchain.sh --- a/scripts/buildToolchain.sh Sun May 06 21:47:29 2007 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,133 +0,0 @@ -# This scripts calls each component's build script. -# Copyright 2007 Yann E. MORIN -# Licensed under the GPL v2. See COPYING in the root of this package - -# Parse all build files to have the needed functions. -. "${CT_TOP_DIR}/scripts/build/kernel_${CT_KERNEL}.sh" -. "${CT_TOP_DIR}/scripts/build/binutils.sh" -. "${CT_TOP_DIR}/scripts/build/libc_libfloat.sh" -. "${CT_TOP_DIR}/scripts/build/libc_${CT_LIBC}.sh" -. "${CT_TOP_DIR}/scripts/build/cc_core_${CT_CC_CORE}.sh" -. "${CT_TOP_DIR}/scripts/build/cc_${CT_CC}.sh" - -# Arrange paths depending on wether we use sys-root or not. -if [ "${CT_USE_SYSROOT}" = "y" ]; then - CT_SYSROOT_DIR="${CT_PREFIX_DIR}/${CT_TARGET}/sys-root" - CT_HEADERS_DIR="${CT_SYSROOT_DIR}/usr/include" - BINUTILS_SYSROOT_ARG="--with-sysroot=${CT_SYSROOT_DIR}" - CC_CORE_SYSROOT_ARG="--with-sysroot=${CT_SYSROOT_DIR}" - CC_SYSROOT_ARG="--with-sysroot=${CT_SYSROOT_DIR}" - LIBC_SYSROOT_ARG="" - # glibc's prefix must be exactly /usr, else --with-sysroot'd gcc will get - # confused when $sysroot/usr/include is not present. - # Note: --prefix=/usr is magic! - # See http://www.gnu.org/software/libc/FAQ.html#s-2.2 -else - # plain old way. All libraries in prefix/target/lib - CT_SYSROOT_DIR="${CT_PREFIX_DIR}/${CT_TARGET}" - CT_HEADERS_DIR="${CT_SYSROOT_DIR}/include" - # hack! Always use --with-sysroot for binutils. - # binutils 2.14 and later obey it, older binutils ignore it. - # Lets you build a working 32->64 bit cross gcc - BINUTILS_SYSROOT_ARG="--with-sysroot=${CT_SYSROOT_DIR}" - # Use --with-headers, else final gcc will define disable_glibc while - # building libgcc, and you'll have no profiling - CC_CORE_SYSROOT_ARG="--without-headers" - CC_SYSROOT_ARG="--with-headers=${CT_HEADERS_DIR}" - LIBC_SYSROOT_ARG="prefix=" -fi - -# Prepare the 'lib' directories in sysroot, else the ../lib64 hack used by -# 32 -> 64 bit crosscompilers won't work, and build of final gcc will fail with -# "ld: cannot open crti.o: No such file or directory" -mkdir -p "${CT_SYSROOT_DIR}/lib" -mkdir -p "${CT_SYSROOT_DIR}/usr/lib" - -# Canadian-cross are really picky on the way they are built. Tweak the values. -if [ "${CT_CANADIAN}" = "y" ]; then - # Arrange so that gcc never, ever think that build system == host system - CT_CANADIAN_OPT="--build=`echo \"${CT_BUILD}\" |sed -r -e 's/-/-build_/'`" - # We shall have a compiler for this target! - # Do test here... -else - CT_HOST="${CT_BUILD}" - CT_CANADIAN_OPT= - # Add the target toolchain in the path so that we can build the C library - export PATH="${CT_PREFIX_DIR}/bin:${CT_CC_CORE_PREFIX_DIR}/bin:${PATH}" -fi - -# Modify GCC_HOST to never be equal to $BUILD or $TARGET -# This strange operation causes gcc to always generate a cross-compiler -# even if the build machine is the same kind as the host. -# This is why CC has to be set when doing a canadian cross; you can't find a -# host compiler by appending -gcc to our whacky $GCC_HOST -# Kludge: it is reported that the above causes canadian crosses with cygwin -# hosts to fail, so avoid it just in that one case. It would be cleaner to -# just move this into the non-canadian case above, but I'm afraid that might -# cause some configure script somewhere to decide that since build==host, they -# could run host binaries. -# (Copied almost as-is from original crosstool): -case "${CT_KERNEL},${CT_CANADIAN}" in - cygwin,y) ;; - *) CT_HOST="`echo \"${CT_HOST}\" |sed -r -e 's/-/-host_/;'`";; -esac - -# Ah! Recent versions of binutils need some of the build and/or host system -# (read CT_BUILD and CT_HOST) tools to be accessible (ar is but an example). -# Do that: -CT_DoLog EXTRA "Making build system tools available" -mkdir -p "${CT_PREFIX_DIR}/bin" -for tool in ar; do - ln -s "`which ${tool}`" "${CT_PREFIX_DIR}/bin/${CT_BUILD}-${tool}" - ln -s "`which ${tool}`" "${CT_PREFIX_DIR}/bin/${CT_HOST}-${tool}" -done - -# Ha. cygwin host have an .exe suffix (extension) for executables. -[ "${CT_KERNEL}" = "cygwin" ] && EXEEXT=".exe" || EXEEXT="" - -# Transform the ARCH into a kernel-understandable ARCH -case "${CT_ARCH}" in - x86) CT_KERNEL_ARCH=i386;; - ppc) CT_KERNEL_ARCH=powerpc;; - *) CT_KERNEL_ARCH="${CT_ARCH}";; -esac - -# Build up the TARGET_CFLAGS from user-provided options -tmp_target_CFLAGS= -[ -n "${CT_ARCH_CPU}" ] && tmp_target_CFLAGS="${tmp_target_CFLAGS} -mcpu=${CT_ARCH_CPU}" -[ -n "${CT_ARCH_TUNE}" ] && tmp_target_CFLAGS="${tmp_target_CFLAGS} -mtune=${CT_ARCH_TUNE}" -[ -n "${CT_ARCH_ARCH}" ] && tmp_target_CFLAGS="${tmp_target_CFLAGS} -march=${CT_ARCH_ARCH}" -[ -n "${CT_ARCH_FPU}" ] && tmp_target_CFLAGS="${tmp_target_CFLAGS} -mfpu=${CT_ARCH_FPU}" -# Override with user-specified CFLAGS -CT_TARGET_CFLAGS="${tmp_target_CFLAGS} ${CT_TARGET_CFLAGS}" - -# Help gcc -CT_CFLAGS_FOR_HOST= -[ "${CT_USE_PIPES}" = "y" ] && CT_CFLAGS_FOR_HOST="${CT_CFLAGS_FOR_HOST} -pipe" - -# And help make go faster -PARALLELMFLAGS= -[ ${CT_PARALLEL_JOBS} -ne 0 ] && PARALLELMFLAGS="${PARALLELMFLAGS} -j${CT_PARALLEL_JOBS}" -[ ${CT_LOAD} -ne 0 ] && PARALLELMFLAGS="${PARALLELMFLAGS} -l${CT_LOAD}" - -CT_DoStep EXTRA "Dumping internal crosstool-NG configuration" -CT_DoLog EXTRA "Building a toolchain for:" -CT_DoLog EXTRA " build = ${CT_BUILD}" -CT_DoLog EXTRA " host = ${CT_HOST}" -CT_DoLog EXTRA " target = ${CT_TARGET}" -set |egrep '^CT_.+=' |sort |CT_DoLog DEBUG -CT_EndStep - -# Now for the job by itself. -# Check the C library config ASAP, before the user gets bored, and is -# gone having his/her coffee -do_libc_check_config -do_kernel_check_config -do_kernel_headers -do_binutils -do_libc_headers -do_cc_core -do_libfloat -do_libc -do_cc -do_libc_finish