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#!/bin/sh
#
# Update the current version date in DATESTAMP files and generate
# ChangeLog file entries since the last DATESTAMP update from the
# commit messages.

GITROOT=${GITROOT:-"/git/gcc.git"}
if [ -z "$TMPDIR" ]; then
  if [ -d /sourceware/snapshot-tmp/gcc ]; then
    TMPDIR=/sourceware/snapshot-tmp/gcc
  else
    TMPDIR=/tmp
  fi
fi

# Run this from $TMPDIR.
export GITROOT TMPDIR
BASEDIR=`mktemp -d`
cd "$BASEDIR"

GIT=${GIT:-/usr/local/bin/git}

# Assume all will go well.
SUBDIR="$BASEDIR/gcc"
${GIT} clone -q -b master "$GITROOT" "$SUBDIR"

cp -a "$SUBDIR"/contrib/gcc-changelog "$BASEDIR"/gcc-changelog
cd "$SUBDIR"
python3 ../gcc-changelog/git_update_version.py -p
RESULT=$?

cd "$TMPDIR"

/bin/rm -rf "$BASEDIR"
exit $RESULT