forked from Lephenixnoir/sh-elf-gcc
118 lines
2.4 KiB
Bash
Executable File
118 lines
2.4 KiB
Bash
Executable File
#! /usr/bin/env bash
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binutils_version=$1
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gcc_version=$2
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tag="<sh-elf-gcc>"
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has() {
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which $1 >/dev/null 2>&1
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}
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pacman_has() {
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pacman -Qi $1 >/dev/null 2>&1
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}
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apt_has() {
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apt show $1 >/dev/null 2>&1
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}
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download() {
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url=$1
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out=$2
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if [ -f "$out" ]; then
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echo "$tag Found $out in current directory, skipping download"
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return
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fi
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echo "$tag Downloading $url..."
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if has curl; then
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curl $url -o $out
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elif has wget; then
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wget -q --show-progress $url -O $out
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else
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echo "$tag error: no curl or wget; install one or download archives yourself" >&2
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return 1
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fi
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}
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# Check dependencies
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if has pacman; then
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deps="mpfr mpc gmp libpng ppl flex gcc git texinfo"
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pm=pacman
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pm_has=pacman_has
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install_cmd="sudo pacman -S"
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elif has apt; then
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deps="libmpfr-dev libmpc-dev libgmp-dev libpng-dev libppl-dev flex g++ git texinfo"
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pm=apt
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pm_has=apt_has
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install_cmd="sudo apt install"
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else
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trust_deps=1
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fi
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missing=""
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if [[ -z "$trust_deps" ]]; then
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for d in $deps; do
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if ! $pm_has $d; then
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missing="$missing $d"
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fi
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done
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fi
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# Offer to install dependencies
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if [[ ! -z "$missing" ]]; then
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echo "$tag Based on $pm, some dependencies are missing: $missing"
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echo -n "$tag Do you want to run '$missing_cmd' to install them (Y/n)? "
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read do_install
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if [[ "$do_install" == "y" || "$do_install" == "Y" || "$do_install" == "" ]]; then
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$missing_cmd
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else
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echo "$tag Skipping dependencies, hoping it will build anyway."
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fi
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fi
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# Determine which compression to use (either gzip or xzip)
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if has xz; then
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format="tar.xz"
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decompress="-J"
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elif has gzip; then
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format="tar.gz"
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decompress="-z"
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else
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echo "error: gcc archives need gzip or xzip to decompress!" >&2
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exit 1
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fi
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# Deduce source URL and file names
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binutils_url="https://ftp.gnu.org/gnu/binutils/binutils-$binutils_version.$format"
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binutils_archive=$(basename $binutils_url)
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gcc_url="https://ftp.gnu.org/gnu/gcc/gcc-$gcc_version/gcc-$gcc_version.$format"
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gcc_archive="$(basename $gcc_url)"
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# Download archives
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download $binutils_url $binutils_archive
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download $gcc_url $gcc_archive
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# Extract archive
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echo "$tag Extracting $binutils_archive..."
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tar -x $decompress -f $binutils_archive
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echo "$tag Extracting $gcc_archive..."
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tar -x $decompress -f $gcc_archive
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# Create empty build folders
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[[ -d "build-binutils" ]] && rm -rf build-binutils
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mkdir build-binutils
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[[ -d "build-gcc" ]] && rm -rf build-gcc
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mkdir build-gcc
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