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File build-recipe-dsc of Package build

#
# dsc specific functions.
#
################################################################
#
# Copyright (c) 1995-2014 SUSE Linux Products GmbH
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 or 3 as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program (see the file COPYING); if not, write to the
# Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
#
################################################################

recipe_setup_dsc() {
    TOPDIR=/usr/src/packages
    test "$DO_INIT_TOPDIR" = false || rm -rf "$BUILD_ROOT$TOPDIR"
    mkdir -p "$BUILD_ROOT$TOPDIR"
    mkdir -p "$BUILD_ROOT$TOPDIR/OTHER"
    mkdir -p "$BUILD_ROOT$TOPDIR/SOURCES"
    mkdir -p "$BUILD_ROOT/$TOPDIR/DEBS"
    copy_sources "$MYSRCDIR" "$BUILD_ROOT$TOPDIR/SOURCES/"
    chown -hR "$ABUILD_UID:$ABUILD_GID" "$BUILD_ROOT$TOPDIR"
    # FIX to work with baselibs_$PROJ etc
    if test -e "$MYSRCDIR/baselibs-deb.conf" ; then
	echo "dsc build and baselibs-deb.conf present: forcing --baselibs to true"
	CREATE_BASELIBS=true
    fi
}

dsc_export_origtar() {
    test -d "$BUILD_ROOT$TOPDIR/SOURCES/build.origtar" || return
    local origtar delta
    for origtar in "$BUILD_ROOT$TOPDIR/SOURCES/build.origtar"/*.tar ; do
	for delta in "$origtar"*.delta "" ; do
	    test -n "$delta" -a -f "$delta" && break
	done
	delta="${delta##*/}"
	delta="${delta%.delta}"
	if test -n "$delta" ; then
	    echo "recreating upstream $delta with pristine-tar"
	    mkdir "$BUILD_ROOT$TOPDIR/pristine_tar_tmp"
	    chroot $BUILD_ROOT bash -c "cd $TOPDIR/pristine_tar_tmp && tar xf - && cd * && pristine-tar gentar $TOPDIR/SOURCES/build.origtar/$delta.delta $TOPDIR/$delta" < "$origtar" || cleanup_and_exit 1 "pristine tar generation failed"
	    rm -rf "$BUILD_ROOT$TOPDIR/pristine_tar_tmp"
	else
	    echo "creating upstream ${origtar##*/}.gz"
	    gzip < "$origtar" > "$BUILD_ROOT$TOPDIR/${origtar##*/}.gz" || cleanup_and_exit 1 "tarball compression failed"
	fi
    done
    rm -rf "$BUILD_ROOT$TOPDIR/SOURCES/build.origtar"
}

recipe_prepare_dsc() {
    rm -rf "$BUILD_ROOT$TOPDIR/BUILD"
    mkdir -p "$BUILD_ROOT$TOPDIR/SOURCES.DEB"
    chown -R "$ABUILD_UID:$ABUILD_GID" "$BUILD_ROOT$TOPDIR"
    DEB_TRANSFORM=
    DEB_SOURCEDIR="$TOPDIR/SOURCES"
    DEB_DSCFILE="$RECIPEFILE"
    for f in $BUILD_ROOT$TOPDIR/SOURCES/debian.* ; do 
	test -f $f && DEB_TRANSFORM=true
    done
    # remove rpm macros (everything after "%")
    # they are not evaluated by the Debian build process
    DEB_RELEASE=`sed 's/%.*$//' <<< $RELEASE`
    OBS_DCH_RELEASE=""

if test "$RECIPEFILE" = debian/control -o "$RECIPEFILE" = debian.control ; then
	dsc_export_origtar
	mv $BUILD_ROOT$DEB_SOURCEDIR $BUILD_ROOT$TOPDIR/BUILD
	if test -d $BUILD_ROOT$TOPDIR/BUILD/debian ; then
	    for f in debian.control debian.changelog ; do
		test -f $BUILD_ROOT$TOPDIR/BUILD/$f || continue
		mv $BUILD_ROOT$TOPDIR/BUILD/$f $BUILD_ROOT$TOPDIR/BUILD/debian/${f#debian.}
	    done
	fi
	return
    fi

if test -n "$DEB_TRANSFORM" ; then 
	CHANGELOGARGS=
	test -n "$CHANGELOG" -a -f "$BUILD_ROOT/.build-changelog" && CHANGELOGARGS="--changelog $BUILD_ROOT/.build-changelog"
	echo "Found files matching debian.*, running debian transformer..."
        if [ "$RELEASE" ]; then
          echo "release: ($RELEASE), release (DEB) ($DEB_RELEASE)"
                 RELEASEARGS="--release $DEB_RELEASE"
          if grep -Eq '^OBS-DCH-RELEASE: 1' $BUILD_ROOT$TOPDIR/SOURCES/$RECIPEFILE \
             && grep -Eq '^Version:' $BUILD_ROOT$TOPDIR/SOURCES/$RECIPEFILE
          then
            WSCHAR="`printf '\t '`"
            # https://www.debian.org/doc/debian-policy/ch-controlfields.html#s-f-version
            VERSION="`grep -E '^Version:' $BUILD_ROOT$TOPDIR/SOURCES/$RECIPEFILE | sed -e 's,^Version:'"[$WSCHAR][$WSCHAR]"'*,,' -e 's,'"[$WSCHAR]"'*$,,'`"
            echo "OBS-DCH-RELEASE: DSC file originally spelled package version as ${VERSION}"
            case "$VERSION" in
                *-*) # Got a debver or more already, add a plus-suffix to debver
                    OBS_DCH_RELEASE="+$DEB_RELEASE" ;;
                *)   # No debver, add the first such token
                    OBS_DCH_RELEASE="-$DEB_RELEASE" ;;
            esac
          fi
        fi
        if ! debtransform $CHANGELOGARGS $RELEASEARGS $BUILD_ROOT$TOPDIR/SOURCES $BUILD_ROOT$TOPDIR/SOURCES/$RECIPEFILE $BUILD_ROOT$TOPDIR/SOURCES.DEB ; then
	    cleanup_and_exit 1 "debian transforming failed."
	fi
	DEB_SOURCEDIR=$TOPDIR/SOURCES.DEB
	for DEB_DSCFILE in $BUILD_ROOT$DEB_SOURCEDIR/*.dsc ; do : ; done 
	DEB_DSCFILE="${DEB_DSCFILE##*/}"
    fi

# run/copy sources
    chroot $BUILD_ROOT su -c "dpkg-source -x $DEB_SOURCEDIR/$DEB_DSCFILE $TOPDIR/BUILD" - $BUILD_USER

# Alternative to debtransform: apply OBS release number if tag OBS-DCH-RELEASE is set.
    if test -z "$DEB_TRANSFORM" && grep -Eq '^OBS-DCH-RELEASE: 1' $BUILD_ROOT$TOPDIR/SOURCES/$RECIPEFILE; then
        OBS_DCH_RELEASE="+$DEB_RELEASE"
        chroot $BUILD_ROOT su -c /bin/sh <<EOF
cd $TOPDIR/BUILD
[ ! -f debian/changelog ] && exit 0
# avoid devscripts dependency and mimic dch
PACKAGE=\$(dpkg-parsechangelog 2> /dev/null | grep -E '^Source:'  | awk '{ print \$NF }')
VERSION=\$(dpkg-parsechangelog 2> /dev/null | grep -E '^Version:' | awk '{ print \$NF }')
sed -i "s/\${PACKAGE} (\${VERSION})/\${PACKAGE} (\${VERSION}$OBS_DCH_RELEASE)/" debian/changelog
EOF
    fi

}

dsc_build() {
    local buildroot=$1

DSC_BUILD_OPTIONS=
    if test -n "$BUILD_JOBS" ; then
	DSC_BUILD_OPTIONS="parallel=${BUILD_JOBS}"
    fi
    # Checks to see if a build script should be used
    # this allows the build environment to be manipulated
    # and alternate build commands can be used
    DSC_BUILD_CMD="$(queryconfig --dist "$BUILD_DIST" --archpath "$BUILD_ARCH" --configdir "$CONFIG_DIR" substitute dsc:build_cmd)"
    test -z "$DSC_BUILD_CMD" && DSC_BUILD_CMD="dpkg-buildpackage -us -uc"

if grep -Eq '^Format: 3\.0 $quilt$$' $BUILD_ROOT$TOPDIR/SOURCES/$RECIPEFILE ; then
        printf "Recipe file '$RECIPEFILE' is being checked for 'DEBTRANSFORM-FILES'... "
        if grep -Eq '^DEBTRANSFORM-FILES:' $BUILD_ROOT$TOPDIR/SOURCES/$RECIPEFILE ; then
            echo "found"
            echo "$(sed -n '/DEBTRANSFORM-FILES:/,/!(^\s)/p' $BUILD_ROOT$TOPDIR/SOURCES/$RECIPEFILE)"

echo "'--include-binaries' will use with dpkg-source"
            DSC_BUILD_CMD="$DSC_BUILD_CMD --source-option=--include-binaries"
        else
            echo "not found"
        fi
    fi

if test -e $buildroot/$TOPDIR/SOURCES/build.script ; then
	echo "Sourcing build.script to build - it should normally run 'dpkg-buildpackage -us -uc'"
	DSC_BUILD_CMD="source $TOPDIR/SOURCES/build.script"
	chmod +x $buildroot/$TOPDIR/SOURCES/build.script
    fi
    if test -z "$ABUILD_TARGET" ; then
        ABUILD_TARGET=$(queryconfig target --dist "$BUILD_DIST" --configdir "$CONFIG_DIR" --archpath "$BUILD_ARCH" )
        test -z "$ABUILD_TARGET" || echo "build target is $ABUILD_TARGET"
    fi
    if test -n "$ABUILD_TARGET" ; then
	DSC_BUILD_CMD="$DSC_BUILD_CMD --host-type $ABUILD_TARGET"
    fi
    if test -n "$ABUILD_TARGET" -a -d "$BUILD_ROOT/.build.sysroot" ; then
	DSC_BUILD_CMD="$DSC_BUILD_CMD -Pcross,nocheck"
	DSC_BUILD_OPTIONS="$DSC_BUILD_OPTIONS nocheck"
	DSC_BUILD_OPTIONS="${DSC_BUILD_OPTIONS# }"
    fi

chroot $buildroot su -c "export DEB_BUILD_OPTIONS='${DSC_BUILD_OPTIONS}' ; cd $TOPDIR/BUILD && $DSC_BUILD_CMD" - $BUILD_USER < /dev/null && BUILD_SUCCEEDED=true
    if test "$BUILD_SUCCEEDED" = true -a "$DO_CHECKS" != "false" && ( chroot $buildroot su -c "which lintian > /dev/null" - $BUILD_USER < /dev/null ); then
	DEB_CHANGESFILE=${DEB_DSCFILE%.dsc}$OBS_DCH_RELEASE"_"$(chroot $buildroot su -c 'dpkg-architecture -qDEB_BUILD_ARCH')".changes"
	chroot $buildroot su -c "cd $TOPDIR && echo Running lintian && (set -x && lintian -i $TOPDIR/$DEB_CHANGESFILE)" - $BUILD_USER < /dev/null || BUILD_SUCCEEDED=false
    fi
}

dsc_move_build_result() {
    local changes

for changes in $BUILD_ROOT/$TOPDIR/*.changes ; do
	while read f ; do
	    mv "$BUILD_ROOT/$TOPDIR/$f" "$BUILD_ROOT/$TOPDIR/DEBS/"
	done < <(sed -ne '/Files:/,$s/^ ................................ [0-9][0-9]* [^ ]* [^ ]* //p' "$changes")
	mv "$changes" "$BUILD_ROOT/$TOPDIR/DEBS"
    done

if test "$RECIPEFILE" != "debian/control" -a "$RECIPEFILE" != "debian.control" ; then
	# link used sources over to DEB directory
	ln $BUILD_ROOT/$DEB_SOURCEDIR/$DEB_DSCFILE $BUILD_ROOT/$TOPDIR/DEBS/
	while read f ; do
	    ln $BUILD_ROOT/$DEB_SOURCEDIR/$f $BUILD_ROOT/$TOPDIR/DEBS/
	done < <(sed -ne '/^Files:/,$s/^ ................................ [0-9][0-9]* //p' < $BUILD_ROOT/$DEB_SOURCEDIR/$DEB_DSCFILE)
    fi
}

recipe_build_dsc() {
    dsc_build "$BUILD_ROOT"
    dsc_move_build_result
}

recipe_resultdirs_dsc() {
    echo DEBS
}

recipe_cleanup_dsc() {
    :
}

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File build-recipe-dsc of Package build

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