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freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/contrib/bmake/import.sh
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#!/bin/sh

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# Import bmake

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ECHO=

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GIT=${GIT:-git}

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PAGER=${PAGER:-${LESS:-${MORE:-more}}}

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# For consistency...

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Error() {

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    echo ERROR: ${1+"$@"} >&2

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    exit 1

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}

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Cd() {

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    [ $# -eq 1 ] || Error "Cd() takes a single parameter."

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    cd $1 || Error "cannot \"cd $1\" from $PWD"

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}

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# Call this function and then follow it by any specific import script additions

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option_parsing() {

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    local _shift=$#

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    # Parse command line options

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    while :

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    do

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        case "$1" in

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	*=*) eval "$1"; shift;;

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	--) shift; break;;

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	-a) TARBALL=$2; shift 2;;

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	-d) RM=echo; shift;;

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	-n) ECHO=echo; shift;;

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	-P) PR=$2; shift 2;;

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	-r) REVIEWER=$2; shift 2;;

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	-u) url=$2; shift 2;;

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	-h) echo "Usage:";

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	    echo "  "$0 '[-ahnPr] [TARBALL=] [PR=] [REVIEWER=]'

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	    echo "  "$0 '-a <filename>	  # (a)rchive'

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	    echo "  "$0 '-h			  # print usage'

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	    echo "  "$0 '-n			  # do not import, check only.'

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	    echo "  "$0 '-P <PR Number>	  # Use PR'

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	    echo "  "$0 '-r <reviewer(s) list>  # (r)eviewed by'

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	    echo "  "$0 'PR=<PR Number>'

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	    echo "  "$0 'REVIEWER=<reviewer(s) list>'

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	    exit 1;;

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	*) break;;

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	esac

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    done

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    return $(($_shift - $#))

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}

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###

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option_parsing "$@"

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shift $?

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TF=/tmp/.$USER.$$

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Cd `dirname $0`

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test -s ${TARBALL:-/dev/null} || Error need TARBALL

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here=`pwd`

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SB=${SB:-`dirname $here`}

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# thing should match what the TARBALL contains

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thing=`basename $here`

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case "$thing" in

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bmake) (cd .. && tar zxf $TARBALL);;

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*) Error "we should be in bmake";;

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esac

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VERSION=`grep '^_MAKE_VERSION' VERSION | sed 's,.*=[[:space:]]*,,'`

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rm -f *~

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mkdir -p $SB/tmp

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# new files are handled automatically

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# but we need to rm if needed

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# FILES are kept sorted so we can determine what was added and deleted

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# but we need to take care dealing with re-ordering

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(${GIT} diff FILES | sed -n '/^[+-][^+-]/p'; \

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 ${GIT} diff mk/FILES | sed -n '/^[+-][^+-]/s,.,&mk/,p' ) > $TF.diffs

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grep '^+' $TF.diffs | sed 's,^.,,' | sort > $TF.adds

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grep '^-' $TF.diffs | sed 's,^.,,' | sort > $TF.rms

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comm -13 $TF.adds $TF.rms > $TF.rm

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post=$SB/tmp/bmake-post.sh

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# this is similar to what generates the mail to bmake-announce

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gen_import_F() {

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    echo Import bmake-$VERSION

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    echo

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    if [ -s $post ]; then

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	last=`sed -n '/ tag/s,.*/,bmake-,p' $post`

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    else

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	last="last import"

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    fi

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    echo Intersting/relevant changes since $last; echo

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    for C in ChangeLog */ChangeLog

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    do

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	$GIT diff --staged $C |

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	    sed -n '/^@@/d;/^\+\+\+/d;/^\+/s,^.,,p' > $TF.C

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	test -s $TF.C || continue

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	echo

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	echo $C since $last

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	echo

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	cat $TF.C

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    done

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}

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if [ -z "$ECHO" ]; then

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    test -s $TF.rm && xargs rm -f < $TF.rm

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    $GIT add -A

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    gen_import_F > $SB/tmp/bmake-import.F

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    $GIT diff --staged > $SB/tmp/bmake-import.diff

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    $PAGER $SB/tmp/bmake-import.F $SB/tmp/bmake-import.diff

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    { echo "$GIT tag -a -m \"Tag bmake/$VERSION\" vendor/NetBSD/bmake/$VERSION"

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      echo "echo \"When ready do: $GIT push --follow-tags\""

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    } > $post

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    echo "Edit $SB/tmp/bmake-import.F as needed, then:"

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    echo "$GIT commit -F $SB/tmp/bmake-import.F"

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    echo "After you commit, run $post"

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else

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    comm -23 $TF.adds $TF.rms > $TF.add

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    test -s $TF.rm && { echo Removing:; cat $TF.rm; }

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    test -s $TF.add && { echo Adding:; cat $TF.add; }

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    $GIT diff

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fi

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${RM:-rm} -f $TF.*

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