really-bad-gentoo-install/scripts/dispatch_chroot.sh
2024-09-20 18:48:39 -07:00

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#!/bin/bash
set -uo pipefail
[[ $EXECUTED_IN_CHROOT != "true" ]] \
&& { echo "This script must not be executed directly!" >&2; exit 1; }
# Source the systems profile
source /etc/profile
# Set safe umask
umask 0077
# Export variables (used to determine processor count by some applications)
export NPROC="$(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"
# Unset critical variables
unset key
# Execute the requested command
exec "$@"