Created
November 21, 2020 10:58
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| #!/bin/bash | |
| # Builds the specified version of Ruby from source. | |
| set -eo pipefail | |
| version="$1" | |
| build_directory="/opt/ruby/$version" | |
| source_url="https://cache.ruby-lang.org/pub/ruby/${version%??}/ruby-$version.tar.gz" | |
| print_usage() { | |
| cat <<EOM | |
| Usage: build_ruby [VERSION] | |
| EOM | |
| } | |
| get_options() { | |
| while getopts '' flag; do | |
| case "${flag}" in | |
| *) print_usage; exit 1 ;; | |
| esac | |
| done | |
| } | |
| info() { | |
| echo -e "$1" | |
| } | |
| error() { | |
| echo -e >&2 "Error: $1" | |
| exit 1 | |
| } | |
| version_given() { | |
| [ -n "$version" ] | |
| } | |
| create_build_directory() { | |
| mkdir -p "$build_directory" | |
| } | |
| download_source() { | |
| wget -P "$build_directory" "$source_url" | |
| } | |
| extract_source() { | |
| tar xf "$build_directory/ruby-$version.tar.gz" -C "$build_directory" | |
| } | |
| build_ruby() { | |
| cd "$build_directory/ruby-$version" | |
| ./configure | |
| make | |
| sudo make install | |
| } | |
| get_options "$@" | |
| version_given || error 'no Ruby version specified' | |
| create_build_directory | |
| download_source | |
| extract_source | |
| build_ruby |
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