buildroot/utils/brmake

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#!/bin/bash
# (C) 2016, "Yann E. MORIN" <yann.morin.1998@free.fr>
# License: WTFPL, https://spdx.org/licenses/WTFPL.html
main() {
local found ret start d h m mf
if ! which unbuffer >/dev/null 2>&1; then
printf "you need to install 'unbuffer' (from package expect or expect-dev)\n" >&2
exit 1
fi
start=${SECONDS}
( exec 2>&1; unbuffer make "${@}"; ) \
> >( while read line; do
printf "%(%Y-%m-%dT%H:%M:%S)T %s\n" -1 "${line}"
done \
|tee -a br.log \
|grep --colour=never -E '>>>'
)
ret=${?}
d=$((SECONDS-start))
printf "Done in "
h=$((d/3600))
d=$((d%3600))
[ ${h} -eq 0 ] || { printf "%dh " ${h}; mf="02"; }
m=$((d/60))
d=$((d%60))
[ ${m} -eq 0 ] || { printf "%${mf}dmin " ${m}; sf="02"; }
printf "%${sf}ds" ${d}
if [ ${ret} -ne 0 ]; then
printf " (error code: %s)" ${ret}
fi
printf "\n"
return ${ret}
}
main "${@}"