Customizable GNU Toolchain install script

gcc-install.sh

#! /bin/bash

BINUTILS_VERSION=binutils-2.28
GCC_VERSION=gcc-7.1.0
LIBC_VERSION=glibc-2.24
MPFR_VERSION=mpfr-3.1.5
GMP_VERSION=gmp-6.1.2
MPC_VERSION=mpc-1.0.3
ISL_VERSION=isl-0.16.1
CLOOG_VERSION=cloog-0.18.1

PREFIX=${HOME}/dev/opt/gcc
TEMP_DIR=${HOME}/dev/tmp
SRC_DIR=${HOME}/dev
BUILD_DIR=${HOME}/dev/build


function create_directories {
    mkdir -p ${PREFIX}
    mkdir -p ${TEMP_DIR}
    mkdir -p ${SRC_DIR}
    mkdir -p ${BUILD_DIR}
}

function download_src {
    cd ${TEMP_DIR}

    wget -nc ftp://gnu.mirror.iweb.com/binutils/${BINUTILS_VERSION}.tar.gz
    wget -nc ftp://gnu.mirror.iweb.com/gcc/${GCC_VERSION}/${GCC_VERSION}.tar.gz
    # wget -nc ftp://gnu.mirror.iweb.com/glibc/${LIBC_VERSION}.tar.xz
    wget -nc ftp://gnu.mirror.iweb.com/mpfr/${MPFR_VERSION}.tar.gz
    wget -nc ftp://gnu.mirror.iweb.com/gmp/${GMP_VERSION}.tar.xz
    wget -nc ftp://gnu.mirror.iweb.com/mpc/${MPC_VERSION}.tar.gz
    wget -nc ftp://gcc.gnu.org/pub/gcc/infrastructure/${ISL_VERSION}.tar.bz2
    wget -nc ftp://gcc.gnu.org/pub/gcc/infrastructure/${CLOOG_VERSION}.tar.gz
}

function extract_src {
    cd ${TEMP_DIR}

    tar xf ${BINUTILS_VERSION}.tar.gz -C ${SRC_DIR}
    tar xf ${GCC_VERSION}.tar.gz -C ${SRC_DIR}
    # tar xf ${LIBC_VERSION}.tar.xz -C ${SRC_DIR}
    tar xf ${MPFR_VERSION}.tar.gz -C ${SRC_DIR}
    tar xf ${GMP_VERSION}.tar.xz -C ${SRC_DIR}
    tar xf ${MPC_VERSION}.tar.gz -C ${SRC_DIR}
    tar xf ${ISL_VERSION}.tar.bz2 -C ${SRC_DIR}
    tar xf ${CLOOG_VERSION}.tar.gz -C ${SRC_DIR}
}

function setup_build_dir {
    cd ${BUILD_DIR}

    mkdir -p ${BINUTILS_VERSION}
    mkdir -p ${GCC_VERSION}
    # mkdir -p ${LIBC_VERSION}
    mkdir -p ${MPFR_VERSION}
    mkdir -p ${GMP_VERSION}
    mkdir -p ${MPC_VERSION}
    mkdir -p ${ISL_VERSION}
    mkdir -p ${CLOOG_VERSION}
}

function build_binutils {
    cd ${BUILD_DIR}/${BINUTILS_VERSION}

    ${SRC_DIR}/${BINUTILS_VERSION}/configure --prefix=${PREFIX}

    make -j4
    make install
}

function build_gcc {
    cd ${SRC_DIR}/${GCC_VERSION}

    ln -s ../${MPFR_VERSION} mpfr
    ln -s ../${GMP_VERSION} gmp
    ln -s ../${MPC_VERSION} mpc
    ln -s ../${ISL_VERSION} isl
    ln -s ../${CLOOG_VERSION} cloog

    cd ${BUILD_DIR}/${GCC_VERSION}

    ${SRC_DIR}/${GCC_VERSION}/configure --prefix=${PREFIX} \
              --disable-multilib \
              --enable-languages=c,c++ \
              --enable-threads=posix

    make -j4
    make install
}

# function build_libc {
#     cd ${BUILD_DIR}/${LIBC_VERSION}

#     ${SRC_DIR}/${LIBC_VERSION}/configure --prefix=${PREFIX}

#     make -j4
#     make install
# }

function remove_temp_dir {
    rm -rf ${TEMP_DIR}
}


create_directories
download_src
extract_src
setup_build_dir
build_binutils
build_gcc
# build_libc
remove_temp_dir

trap - EXIT
echo 'Success!'