| #!/usr/bin/env bash |
| |
| # Runs the supplied bash command string in a temporary workspace directory. |
| # Usage: intemp.sh [-t prefix] <command> |
| # Requires: mktemp |
| |
| set -o errexit |
| set -o nounset |
| set -o pipefail |
| |
| opt_flag=${1:-} |
| [ -z "${opt_flag}" ] && echo "No command supplied" >&2 && exit 1 |
| |
| if [ "${opt_flag}" == "-t" ]; then |
| shift |
| prefix=${1:-} |
| [ -z "${prefix}" ] && echo "No prefix supplied" >&2 && exit 1 |
| shift |
| else |
| prefix='temp' |
| fi |
| |
| cmd="$1" |
| [ -z "${cmd}" ] && echo "No command supplied" >&2 && exit 1 |
| |
| workspace=$(mktemp -d "${TMPDIR:-/tmp}/${prefix}.XXXXXX") |
| echo "Workspace created: ${workspace}" 1>&2 |
| |
| cleanup() { |
| local -r workspace="$1" |
| rm -rf "${workspace}" |
| echo "Workspace deleted: ${workspace}" 1>&2 |
| } |
| trap "cleanup '${workspace}'" EXIT |
| |
| pushd "${workspace}" > /dev/null |
| bash -ceu "${cmd}" |
| popd > /dev/null |
| |
| trap - EXIT |
| cleanup "${workspace}" |
