xbps-src: remove WIP repo delta support.

- it never worked correctly
- it's WIP and looks like it will be stalled forever
- won't be necessary anymore with xbps-0.42

common/hooks/post-pkg/01-xdelta_repolist.sh

@@ -1,27 +0,0 @@
-# This hook generates vcdiffs for repository data.
-
-hook() {
-	[ -z "$XBPS_REPO_DELTAS" ] && return 0
-	type -P xdelta3 > /dev/null || return 0
-
-	find $XBPS_REPOSITORY -name "${XBPS_TARGET_MACHINE}-repodata.genVcdiff" | xargs -r sha256sum | \
-		while read chk oldfile; do
-			newfile=${oldfile/.genVcdiff/}
-
-			if ! cmp -s "${newfile}" "${oldfile}"; then
-				newdiff="${newfile}.${chk}.vcdiff"
-				xdelta3 -q -f -e -s "${oldfile}" "${newfile}" "${newdiff}"
-				for diff in ${newfile}.*.vcdiff; do
-					[ "${diff}" = "${newdiff}" ] && continue;
-					cp -- "${diff}" "${diff}.tmp"
-					xdelta3 -q -f merge -m "${diff}.tmp" "${newdiff}" "${diff}"
-					rm -- "${diff}.tmp"
-				done
-			fi
-
-			# generate an empty diff to the new file
-			newchk=`sha256sum ${newfile} | awk '{ print $1 }'`
-			xdelta3 -q -f -e -s "${newfile}" "${newfile}" "${newfile}.${newchk}.vcdiff"
-			rm -- "${oldfile}"
-		done
-}

common/hooks/pre-pkg/01-xdelta_repolist.sh

@@ -1,12 +0,0 @@
-# this hook marks files which are about to change for generating vcdiffs
-
-hook() {
-	[ -z "$XBPS_REPO_DELTAS" ] && return 0
-	type -P xdelta3 > /dev/null || return 0
-
-	# create links to preserve old versions of repodata
-	find $XBPS_REPOSITORY -name "${XBPS_TARGET_MACHINE}-repodata" | while read; do
-		( rm "${REPLY}.genVcdiff" 2>/dev/null ) || true
-		cp "${REPLY}" "${REPLY}.genVcdiff"
-	done
-}

common/xbps-src/shutils/chroot.sh

@@ -187,7 +187,6 @@ chroot_handler() {
     else
         [ -n "$XBPS_CROSS_BUILD" ] && arg="$arg -a $XBPS_CROSS_BUILD"
         [ -n "$XBPS_KEEP_ALL" ] && arg="$arg -C"
-        [ -n "$XBPS_REPO_DELTAS" ] && arg="$arg -D"
         [ -n "$NOCOLORS" ] && arg="$arg -L"
         [ -n "$XBPS_BUILD_FORCEMODE" ] && arg="$arg -f"
         [ -n "$XBPS_MAKEJOBS" ] && arg="$arg -j$XBPS_MAKEJOBS"

xbps-src

@@ -116,8 +116,6 @@ Options:
 -C  Do not remove build directory, automatic dependencies and
     package destdir after successful install.
 
--D  Generate repository binary diffs (deltas) via xdelta3.
-
 -f  Force building and registering binary packages into the local repository,
     even if same version is already registered.
 
@@ -314,11 +312,10 @@ readonly XBPS_MACHINE=$(uname -m)
 #
 XBPS_OPTIONS=
 
-while getopts "a:CDfgGhH:Ij:Lm:No:r:V" opt; do
+while getopts "a:CfgGhH:Ij:Lm:No:r:V" opt; do
     case $opt in
         a) readonly XBPS_CROSS_BUILD="$OPTARG"; XBPS_OPTIONS+="-a $OPTARG ";;
         C) readonly XBPS_KEEP_ALL=1; XBPS_OPTIONS+="-C ";;
-        D) readonly XBPS_REPO_DELTAS=1; XBPS_OPTIONS+=" -D";;
         f) readonly XBPS_BUILD_FORCEMODE=1; XBPS_OPTIONS+="-f ";;
         G) readonly XBPS_USE_GIT_REVS=1; XBPS_OPTIONS+="-G ";;
         g) readonly XBPS_DEBUG_PKGS=1; XBPS_OPTIONS+="-g ";;