#!/bin/bash [[ "${EXECUTED_IN_CHROOT}" != true ]] \ && { echo "This script must not be executed directly!" >&2; exit 1; } # Source the systems profile source /etc/profile # Set safe umask umask 0077 # Export nproc variables export NPROC="$(nproc || echo 2)" export NPROC_ONE="$(($NPROC + 1))" # Set default makeflags and emerge flags for parallel emerges export MAKEFLAGS="-j$NPROC" export EMERGE_DEFAULT_OPTS="--jobs=$NPROC_ONE --load-average=$NPROC" # Execute the requested command exec "$@"