Arch hook for commit messages

[Rob Browning]

J=E9r=F4me Marant <jerome.marant@free.fr> writes:

> I know the configure is huge. But I'm surprised 'diff' does not work
> well with it. After all, there are not many changes.

Not sure, though I wouldn't be surprised if there actually are a lot
of changes given how long ago 21.3 was released (and given that I
doubt that they re-ran autoconf for the 21.4 releases).

>> OK.  Is 1000 lines a reasonable length?
>
> Yes, it is.

OK.  Here's the modified script I just used, in case you're
interested.

#! /bin/bash
## emacs.hook -- arch hook for emacs			-*- shell-script -*-
## Borrowed from dpatch.hook
## Source this from ~/.arch-params/hook, and be happy.

ARCH_CATEGORY=3D$(tla parse-package-name --category ${ARCH_REVISION})
ARCH_BRANCH=3D$(tla parse-package-name --branch ${ARCH_REVISION})
ARCH_VERSION=3D$(tla parse-package-name --package-version ${ARCH_REVISION})

MAXLINES=3D1000

function truncate_if_needed ()
{
    local logfile=3D"$1"
    if test $(wc -l "${logfile}" | cut -d ' ' -f 1) -gt ${MAXLINES}; then
        trunc=3D$(tempfile -p ahook)
        echo > "${trunc}"
        echo "=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D" >> "${trunc}"
        echo "WARNING: MESSAGE TRUNCATED TO ${MAXLINES} LINES" >> "${trunc}"
        echo "=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D" >> "${trunc}"
        echo >> "${trunc}"
        head -${MAXLINES} "${logfile}" >> "${trunc}"
        cp "${trunc}" "${logfile}"
        rm -f -- "${trunc}"
    fi
}

=09
case ${ARCH_CATEGORY} in
    emacs-debian|emacs-snapshot-debian)
	MAILLIST=3Dpkg-emacs-commits@lists.alioth.debian.org
	WITH_DIFFS=3D1
	;;
    *)
        exit 0
        ;;
esac

case $1 in
    commit)
	logfile=3D$(tempfile -p ahook)
	logdir=3D${logfile}.d
	tla cat-archive-log "${ARCH_ARCHIVE}/${ARCH_REVISION}" >${logfile}
	subj=3D$(grep "^Summary: " ${logfile} | head -n 1)
=09
	echo >> ${logfile}
	tla get "${ARCH_ARCHIVE}/${ARCH_REVISION}" ${logdir}
	PN=3D$(expr $(echo ${ARCH_REVISION} \
            | sed -e "s,^.*-\([0-9]\+\)$,\1,") - 1)
	if [ ${PN} -eq -1 ]; then
	    PR=3D$(echo ${ARCH_REVISION} | sed -e "s,-patch-[0-9]\+$,-base-0,")
	else
	    PR=3D$(echo ${ARCH_REVISION} | sed -e "s,-[0-9]\+$,-${PN},g")
	fi
=09
	tla changes -d ${logdir} ${WITH_DIFFS+--diffs} "${ARCH_ARCHIVE}/${PR}" \
            | filterdiff -x '*/{arch}/*' >>${logfile}
=09
	rm -rf ${logdir}
        truncate_if_needed "${logfile}"

        mail \
            -s "[${ARCH_CATEGORY} commit] ${subj#Summary: } @ ${ARCH_VERSIO=
N}" \
            ${MAILLIST} < "${logfile}"
	rm -f -- "${logfile}"
	;;

    import)
	logfile=3D$(tempfile -p ahook)
	tla cat-archive-log "${ARCH_ARCHIVE}/${ARCH_REVISION}" >${logfile}
	subj=3D$(grep "^Summary: " ${logfile} | head -n 1)
        truncate_if_needed "${logfile}"
	mail \
            -s "[${ARCH_CATEGORY} import] ${subj#Summary: } @ ${ARCH_VERSIO=
N}" \
            ${MAILLIST} < "${logfile}"
	rm -f -- "${logfile}"
	;;
esac


--=20
Rob Browning
rlb @defaultvalue.org and @debian.org; previously @cs.utexas.edu
GPG starting 2002-11-03 =3D 14DD 432F AE39 534D B592  F9A0 25C8 D377 8C7E 7=
3A4