ripgrep_mybuild.sh

#!/usr/bin/env bash
# Time-stamp: <2017-05-09 17:25:48 kmodi>

# Usage: ./mybuild.sh # Installs using origin/master
#        ./mybuild.sh --rev 0.5.1

set -euo pipefail # http://redsymbol.net/articles/unofficial-bash-strict-mode
IFS=$'\n\t'

ripgrep_rev="origin/master"

while [ $# -gt 0 ]
do
    case "$1" in
        "-r"|"--rev" ) shift
                       ripgrep_rev="$1";;
        * ) echo >&2 "Error: Invalid option: $*"
    esac
    shift # expose next argument
done

# If ${ripgrep_rev} is origin/master, ${ripgrep_rev_basename} = master
# If ${ripgrep_rev} is 0.5.1, ${ripgrep_rev_basename} = 0.5.1
ripgrep_rev_basename=$(basename "${ripgrep_rev}")

git fetch --all
git checkout "${ripgrep_rev_basename}"
git fetch --all
git reset --hard "${ripgrep_rev}"

# Disable debug info to reduce build size (size drops from 25MB to 5.8MB)
# https://github.com/BurntSushi/ripgrep/issues/413
sed -r -i.bkp 's/^(\s*debug\s*=\s*)true/\1false/' Cargo.toml

# Build
# RUSTFLAGS="-C target-cpu=native" cargo build --release
# https://github.com/BurntSushi/ripgrep/issues/85#issuecomment-249428112
rustup target add x86_64-unknown-linux-musl
# RUSTFLAGS="-C target-cpu=native" rustup run nightly cargo build --target x86_64-unknown-linux-musl --release --features simd-accel
RUSTFLAGS="-C target-cpu=native" rustup run stable cargo build --target x86_64-unknown-linux-musl --release

# Restore the modified Cargo.toml
mv Cargo.toml{.bkp,}

# https://github.com/BurntSushi/ripgrep/blob/master/CHANGELOG.md#027
# Mon Nov 07 12:01:17 EST 2016 - kmodi
# Unable to compile with simd on RHEL 6.6
# cargo build --release --features 'simd-accel avx-accel'

ripgrep_install_dir="${STOW_PKGS_ROOT}/ripgrep/${ripgrep_rev_basename}"
mkdir -p "${ripgrep_install_dir}"/{bin,share/man/man1}

cp -f ./target/x86_64-unknown-linux-musl/release/rg "${ripgrep_install_dir}"/bin/.
cp -f ./doc/rg.1                                    "${ripgrep_install_dir}"/share/man/man1/.

Unable to compile with simd on RHEL 6.6

You need nightly Rust for that at the moment unfortunately.