Merging r298705:

# !/bin/bash

#===-- merge-request.sh  ---------------------------------------------------===#

#

#                     The LLVM Compiler Infrastructure

#

# This file is distributed under the University of Illinois Open Source

# License.

#

#===------------------------------------------------------------------------===#

#

# Submit a merge request to bugzilla.

#

#===------------------------------------------------------------------------===#

dryrun=""

stable_version=""

revision=""

BUGZILLA_BIN=""

BUGZILLA_CMD=""

release_metabug=""

bugzilla_product="new-bugs"

bugzilla_component="new bugs"

bugzilla_assigned_to=""

bugzilla_user=""

bugzilla_version=""

bugzilla_url="http://bugs.llvm.org/xmlrpc.cgi"

function usage() {

  echo "usage: `basename $0` -user EMAIL -stable-version X.Y -r NUM"

  echo ""

  echo " -user EMAIL             Your email address for logging into bugzilla."

  echo " -stable-version X.Y     The stable release version (e.g. 4.0, 5.0)."

  echo " -r NUM                  Revision number to merge (e.g. 1234567)."

  echo " -bugzilla-bin PATH      Path to bugzilla binary (optional)."

  echo " -assign-to EMAIL        Assign bug to user with EMAIL (optional)."

  echo " -dry-run                Print commands instead of executing them."

}

while [ $# -gt 0 ]; do

  case $1 in

    -user)

      shift

      bugzilla_user="$1"

      ;;

    -stable-version)

      shift

      stable_version="$1"

      ;;

    -r)

      shift

      revision="$1"

      ;;

    -project)

      shift

      project="$1"

      ;;

    -component)

      shift

      bugzilla_component="$1"

      ;;

    -bugzilla-bin)

      shift

      BUGZILLA_BIN="$1"

      ;;

    -assign-to)

      shift

      bugzilla_assigned_to="--assigned_to=$1"

      ;;

    -dry-run)

      dryrun="echo"

      ;;

    -help | --help | -h | --h | -\? )

      usage

      exit 0

      ;;

    * )

      echo "unknown option: $1"

      usage

      exit 1

      ;;

  esac

  shift

done

if [ -z "$stable_version" ]; then

  echo "error: no stable version specified"

  exit 1

fi

case $stable_version in

  4.0)

    release_metabug="32061"

    ;;

  *)

    echo "error: invalid stable version"

    exit 1

esac

bugzilla_version=$stable_version

if [ -z "$revision" ]; then

  echo "error: revision not specified"

  exit 1

fi

if [ -z "$bugzilla_user" ]; then

  echo "error: bugzilla username not specified."

  exit 1

fi

if [ -z "$BUGZILLA_BIN" ]; then

  BUGZILLA_BIN=`which bugzilla`

  if [ $? -ne 0 ]; then

    echo "error: could not find bugzilla executable."

    echo "Make sure the bugzilla cli tool is installed on your system: "

    echo "pip install python-bugzilla (recommended)"

    echo ""

    echo "Fedora: dnf install python-bugzilla"

    echo "Ubuntu/Debian: apt-get install bugzilla-cli"

    exit 1

  fi

fi

BUGZILLA_MAJOR_VERSION=`$BUGZILLA_BIN --version 2>&1 | cut -d . -f 1`

if [ $BUGZILLA_MAJOR_VERSION -eq 1 ]; then

  echo "***************************** Warning *******************************"

  echo "You are using an older version of the bugzilla cli tool.  You will be "

  echo "able to create bugs, but this script will crash with the following "

  echo "error when trying to read back information about the bug you created:"

  echo ""

  echo "KeyError: 'internals'"

  echo ""

  echo "To avoid this error, use version 2.0.0 or higher"

  echo "https://pypi.python.org/pypi/python-bugzilla"

  echo "*********************************************************************"

fi

BUGZILLA_CMD="$BUGZILLA_BIN --bugzilla=$bugzilla_url"

bug_url="https://reviews.llvm.org/rL$revision"

echo "Checking for duplicate bugs..."

check_duplicates=`$BUGZILLA_CMD query --url $bug_url`

if [ -n "$check_duplicates" ]; then

  echo "Duplicate bug found:"

  echo $check_duplicates

  exit 1

fi

echo "Done"

# Get short commit summary

commit_summary=''

commit_msg=`svn log -r $revision https://llvm.org/svn/llvm-project/`

if [ $? -ne 0 ]; then

  echo "warning: failed to get commit message."

  commit_msg=""

fi

if [ -n "$commit_msg" ]; then

  commit_summary=`echo "$commit_msg" | sed '4q;d' | cut -c1-80`

  commit_summary=" : ${commit_summary}"

fi

bug_summary="Merge r$revision into the $stable_version branch${commit_summary}"

if [ -z "$dryrun" ]; then

  set -x

fi

${dryrun} $BUGZILLA_CMD --login --user=$bugzilla_user new \

  -p "$bugzilla_product" \

  -c "$bugzilla_component" -u $bug_url --blocked=$release_metabug \

  -o All --priority=P --arch All -v $bugzilla_version \

  --summary "${bug_summary}" \

  -l "Is this patch OK to merge to the $stable_version branch?" \

  $bugzilla_assigned_to \

  --oneline

set +x

if [ -n "$dryrun" ]; then

  exit 0

fi

if [ $BUGZILLA_MAJOR_VERSION -eq 1 ]; then

  success=`$BUGZILLA_CMD query --url $bug_url`

  if [ -z "$success" ]; then

    echo "Failed to create bug."

    exit 1

  fi

  echo " Created new bug:"

  echo $success

fi