sh-elf-vhex/scripts/install.sh

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#! /usr/bin/env bash
#---
# Help screen
#---
function help() {
cat << EOF
Script for the installation step of binutils/GCC tools for the Vhex project.
Usage $0 [options...]
Configurations:
-h, --help Display this help
-v, --verbose Display extra information during operation
--prefix-install Installation (bin) prefix
--prefix-sysroot Sysroot (lib, header, ...) prefix
--prefix-clone Clone prefix
--overwrite Remove the cloned version if exists and install
--cache Keep the build and the sources directory
Notes:
This project will automatically install the vxLibc. You can use the
VERBOSE env var to enable the verbose mode without explicit use of the
'--verbose' option.
EOF
exit 0
}
#---
# Parse arguments
#---
cache='false'
verbose='false'
overwrite='false'
prefix_install=~/.local/bin
prefix_sysroot=~/.local/share/sh-elf-vhex/_sysroot
prefix_clone=~/.local/share/sh-elf-vhex
for arg; do
case "$arg" in
--help | -h) help;;
--verbose | -v) verbose=true;;
--cache) cache=true;;
--prefix-sysroot=*) prefix_sysroot=${arg#*=};;
--prefix-install=*) prefix_install=${arg#*=};;
--prefix-clone=*) prefix_clone=${arg#*=};;
--overwrite) overwrite='true';;
*)
echo "error: unrecognized argument '$arg', giving up." >&2
exit 1
esac
done
#---
# Handle bootstraping
#---
_src=$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" &> /dev/null && pwd)
cd "$_src" || exit 1
has_been_cloned='false'
if [[ "$prefix_clone/scripts" != "$_src" ]]
then
if [ -x "$prefix_install/sh-elf-vhex-gcc" ]
then
echo -e \
'It seems that the project is already installed :pouce:\n' \
'\rIf you really want to reinstall this project use the ' \
'"--overwrite" option.'
exit 1
fi
if [[ ! -d "$prefix_clone" || "$overwrite" == 'true' ]]
then
[[ -d "$prefix_clone" ]] && rm -rf "$prefix_clone"
echo '<sh-elf-vhex> self-clone repository...'
{
git \
clone \
--depth=1 \
https://github.com/YannMagnin/sh-elf-vhex.git \
"$prefix_clone"
} || {
exit 1
}
has_been_cloned='true'
fi
fi
cd "$prefix_clone/scripts" || exit 1
source ./_utils.sh
#---
# Preliminary checks
#---
version_gcc=$(utils_find_last_version ../patches/gcc)
version_binutils=$(utils_find_last_version ../patches/binutils)
echo 'The script will install the sh-elf-vhex compiler with:'
echo " - GCC version: $version_gcc"
echo " - Binutils version: $version_binutils"
echo " - Clone directory: $prefix_clone"
echo " - Compliler install at: $prefix_install"
if [[ "$has_been_cloned" == 'true' ]]; then
echo 'Note that the cloned repository will be removed if aborted'
fi
read -p 'Proceed ? [yN]: ' -r valid < /dev/tty
if [[ "$valid" != 'y' ]]; then
if [[ "$has_been_cloned" == 'true' ]]; then
echo 'Removing the cloned repository...'
rm -rf "$prefix_clone"
fi
echo 'Operation aborted o(x_x)o'
exit 1
fi
[[ "$verbose" == 'true' ]] && export VERBOSE=1
#---
# Handle GGC/Binutils build
#---
{
./binutils/configure.sh \
--prefix-sysroot="$prefix_sysroot" \
--version="$version_binutils" \
&& ./binutils/build.sh \
&& ./gcc/configure.sh \
--prefix-sysroot="$prefix_sysroot" \
--version="$version_gcc" \
&& ./gcc/build.sh
} || {
echo 'Error during installing operations' >&2
exit 1
}
#---
# Handle manual installation to the install path
#---
echo "$TAG Symlinking binaries..."
mkdir -p "$prefix_install"
for x in "$prefix_sysroot/bin"/*; do
utils_callcmd ln -sf "$x" "$prefix_install/$(basename "$x")"
done
#---
# Cleaning and exit
#---
if [[ "$cache" == 'false' ]]
then
echo "$TAG Cleaning up built files..."
rm -rf ../../build
fi
echo -e \
'Successfully installed sh-elf-vhex !\n' \
'\rDo not forget to export the binary path' \
"'export PATH=\"\$PATH:$prefix_install\"'"