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203 decky 1
#!/bin/bash
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# Cross-Compiler Toolchain for ${PLATFORM}
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#  by Martin Decky <martin@decky.cz>
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#
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#  GPL'ed, copyleft
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#
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check_error() {
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    if [ "$1" -ne "0" ]; then
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    echo
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    echo "Script failed: $2"
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    exit
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    fi
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}
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if [ -z "${CROSS_PREFIX}" ] ; then
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    CROSS_PREFIX="/usr/local"
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fi
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BINUTILS_VERSION="2.19"
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GCC_VERSION="4.3.2"
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BINUTILS="binutils-${BINUTILS_VERSION}.tar.gz"
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GCC_CORE="gcc-core-${GCC_VERSION}.tar.bz2"
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GCC_OBJC="gcc-objc-${GCC_VERSION}.tar.bz2"
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GCC_CPP="gcc-g++-${GCC_VERSION}.tar.bz2"
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BINUTILS_SOURCE="ftp://ftp.gnu.org/gnu/binutils/"
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GCC_SOURCE="ftp://ftp.gnu.org/gnu/gcc/gcc-${GCC_VERSION}/"
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PLATFORM="i686"
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WORKDIR=`pwd`
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TARGET="${PLATFORM}-pc-linux-gnu"
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PREFIX="${CROSS_PREFIX}/${PLATFORM}"
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BINUTILSDIR="${WORKDIR}/binutils-${BINUTILS_VERSION}"
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GCCDIR="${WORKDIR}/gcc-${GCC_VERSION}"
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OBJDIR="${WORKDIR}/gcc-obj"
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echo ">>> Downloading tarballs"
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if [ ! -f "${BINUTILS}" ]; then
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    wget -c "${BINUTILS_SOURCE}${BINUTILS}"
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    check_error $? "Error downloading binutils."
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fi
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if [ ! -f "${GCC_CORE}" ]; then
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    wget -c "${GCC_SOURCE}${GCC_CORE}"
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    check_error $? "Error downloading GCC Core."
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fi
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if [ ! -f "${GCC_OBJC}" ]; then
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    wget -c "${GCC_SOURCE}${GCC_OBJC}"
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    check_error $? "Error downloading GCC Objective C."
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fi
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if [ ! -f "${GCC_CPP}" ]; then
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    wget -c "${GCC_SOURCE}${GCC_CPP}"
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    check_error $? "Error downloading GCC C++."
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fi
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echo ">>> Creating destionation directory"
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if [ ! -d "${PREFIX}" ]; then
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    mkdir -p "${PREFIX}"
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    test -d "${PREFIX}"
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    check_error $? "Unable to create ${PREFIX}."
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fi
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echo ">>> Creating GCC work directory"
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if [ ! -d "${OBJDIR}" ]; then
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    mkdir -p "${OBJDIR}"
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    test -d "${OBJDIR}"
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    check_error $? "Unable to create ${OBJDIR}."
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fi
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echo ">>> Unpacking tarballs"
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tar -xvzf "${BINUTILS}"
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check_error $? "Error unpacking binutils."
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tar -xvjf "${GCC_CORE}"
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check_error $? "Error unpacking GCC Core."
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tar -xvjf "${GCC_OBJC}"
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check_error $? "Error unpacking GCC Objective C."
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tar -xvjf "${GCC_CPP}"
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check_error $? "Error unpacking GCC C++."
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echo ">>> Compiling and installing binutils"
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cd "${BINUTILSDIR}"
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check_error $? "Change directory failed."
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./configure "--target=${TARGET}" "--prefix=${PREFIX}" "--program-prefix=${TARGET}-" "--disable-nls"
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check_error $? "Error configuring binutils."
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make all install
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check_error $? "Error compiling/installing binutils."
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echo ">>> Compiling and installing GCC"
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cd "${OBJDIR}"
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check_error $? "Change directory failed."
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"${GCCDIR}/configure" "--target=${TARGET}" "--prefix=${PREFIX}" "--program-prefix=${TARGET}-" --with-gnu-as --with-gnu-ld --disable-nls --disable-threads --enable-languages=c,objc,c++,obj-c++ --disable-multilib --disable-libgcj --without-headers --disable-shared
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check_error $? "Error configuring GCC."
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PATH="${PATH}:${PREFIX}/bin" make all-gcc install-gcc
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check_error $? "Error compiling/installing GCC."
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echo
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echo ">>> Cross-compiler for ${TARGET} installed."