common/hooks: add support for vcdiff creation
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@ -0,0 +1,24 @@
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# This hook generates vcdiffs
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hook() {
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set -x
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[ -z "$XBPS_GENERATE_VCDIFF" ] && return 0;
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find $XBPS_REPOSITORY -name '*.genVcdiff' | xargs -r sha256sum | \
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while read chk oldfile; do
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newfile=${oldfile/.genVcdiff/}
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if ! cmp -s "${newfile}" "${oldfile}"; then
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newdiff="${newfile}.${chk}.vcdiff"
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xdelta3 -D -R -f -e -s "${oldfile}" "${newfile}" "${newdiff}"
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for diff in ${newfile}.*.vcdiff; do
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[ "${diff}" = "${newdiff}" ] && continue;
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cp -- "${diff}" "${diff}.tmp"
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xdelta3 -f merge -m "${diff}.tmp" "${newdiff}" "${diff}"
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rm -- "${diff}.tmp"
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done
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fi
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rm -- "${oldfile}"
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done
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}
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@ -0,0 +1,11 @@
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# this hook marks files which are about to change for generating vcdiffs
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hook() {
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[ -z "$XBPS_GENERATE_VCDIFF" ] && return 0;
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# create links to preserve old versions of repodata
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find $XBPS_REPOSITORY -name '*-repodata' | \
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while read; do
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ln "${REPLY}" "${REPLY}.genVcdiff"
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done
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}
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3
xbps-src
3
xbps-src
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@ -469,7 +469,8 @@ export XBPS_SHUTILSDIR XBPS_CROSSPFDIR XBPS_TRIGGERSDIR \
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XBPS_CCACHE XBPS_DISTCC XBPS_DISTCC_HOSTS XBPS_SKIP_DEPS \
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XBPS_SKIP_REMOTEREPOS XBPS_CROSS_BUILD XBPS_PKG_OPTIONS \
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XBPS_CONFIG_FILE XBPS_KEEP_ALL XBPS_HOSTDIR XBPS_MASTERDIR \
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XBPS_SRC_VERSION XBPS_DESTDIR FAKEROOT_CMD CHROOT_CMD XBPS_MACHINE
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XBPS_SRC_VERSION XBPS_DESTDIR FAKEROOT_CMD CHROOT_CMD XBPS_MACHINE \
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XBPS_GENERATE_VCDIFF
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for i in REPOSITORY DESTDIR BUILDDIR SRCDISTDIR; do
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eval val="\$XBPS_$i"
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