hg
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#!/usr/bin/env bash
# We want to catch any unexpected failure, and exit immediately
set -e
# Download helper for hg, to be called from the download wrapper script
#
# Call it as:
# .../hg [-q] OUT_FILE REPO_URL CSET BASENAME
#
# Environment:
# HG : the hg command to call
verbose=
while getopts :q OPT; do
case "${OPT}" in
q) verbose=-q;;
\?) printf "unknown option '%s'\n" "${OPTARG}" >&2; exit 1;;
esac
done
shift $((OPTIND-1))
output="${1}"
repo="${2}"
cset="${3}"
basename="${4}"
# Caller needs to single-quote its arguments to prevent them from
# being expanded a second time (in case there are spaces in them)
_hg() {
eval ${HG} "${@}"
}
_hg clone ${verbose} --noupdate "'${repo}'" "'${basename}'"
_hg archive ${verbose} --repository "'${basename}'" --type tgz \
--prefix "'${basename}'" --rev "'${cset}'" \
- >"${output}"