diff --git a/dev-support/smart-apply-patch.sh b/dev-support/smart-apply-patch.sh new file mode 100755 index 00000000000..74a7128fb51 --- /dev/null +++ b/dev-support/smart-apply-patch.sh @@ -0,0 +1,87 @@ +#!/usr/bin/env bash +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +set -e + +PATCH_FILE=$1 +if [ -z "$PATCH_FILE" ]; then + echo usage: $0 patch-file + exit 1 +fi + +PATCH=${PATCH:-patch} # allow overriding patch binary + +# Cleanup handler for temporary files +TOCLEAN="" +cleanup() { + rm $TOCLEAN + exit $1 +} +trap "cleanup 1" HUP INT QUIT TERM + +# Allow passing "-" for stdin patches +if [ "$PATCH_FILE" == "-" ]; then + PATCH_FILE=/tmp/tmp.in.$$ + cat /dev/fd/0 > $PATCH_FILE + TOCLEAN="$TOCLEAN $PATCH_FILE" +fi + +# Come up with a list of changed files into $TMP +TMP=/tmp/tmp.paths.$$ +TOCLEAN="$TOCLEAN $TMP" + +if $PATCH -p0 -E --dry-run < $PATCH_FILE 2>&1 > $TMP; then + PLEVEL=0 + #if the patch applied at P0 there is the possability that all we are doing + # is adding new files and they would apply anywhere. So try to guess the + # correct place to put those files. + + TMP2=/tmp/tmp.paths.2.$$ + TOCLEAN="$TOCLEAN $TMP2" + + grep '^patching file ' $TMP | awk '{print $3}' | grep -v /dev/null | sort | uniq > $TMP2 + + #first off check that all of the files do not exist + FOUND_ANY=0 + for CHECK_FILE in $(cat $TMP2) + do + if [[ -f $CHECK_FILE ]]; then + FOUND_ANY=1 + fi + done + + if [[ "$FOUND_ANY" = "0" ]]; then + #all of the files are new files so we have to guess where the correct place to put it is. + + # if all of the lines start with a/ or b/, then this is a git patch that + # was generated without --no-prefix + if ! grep -qv '^a/\|^b/' $TMP2 ; then + echo Looks like this is a git patch. Stripping a/ and b/ prefixes + echo and incrementing PLEVEL + PLEVEL=$[$PLEVEL + 1] + sed -i -e 's,^[ab]/,,' $TMP2 + fi + fi +elif $PATCH -p1 -E --dry-run < $PATCH_FILE 2>&1 > /dev/null; then + PLEVEL=1 +elif $PATCH -p2 -E --dry-run < $PATCH_FILE 2>&1 > /dev/null; then + PLEVEL=2 +else + echo "The patch does not appear to apply with p0 to p2"; + cleanup 1; +fi + +echo Going to apply patch with: $PATCH -p$PLEVEL +$PATCH -p$PLEVEL -E < $PATCH_FILE + +cleanup $? diff --git a/dev-support/test-patch.sh b/dev-support/test-patch.sh index bdef3ab6a4f..71ed936bac9 100755 --- a/dev-support/test-patch.sh +++ b/dev-support/test-patch.sh @@ -334,7 +334,8 @@ applyPatch () { echo "" echo "" - $PATCH -p0 -E < $PATCH_DIR/patch + export PATCH + $BASEDIR/dev-support/smart-apply-patch.sh $PATCH_DIR/patch if [[ $? != 0 ]] ; then echo "PATCH APPLICATION FAILED" JIRA_COMMENT="$JIRA_COMMENT