--- /dev/null
+#! /bin/bash
+#
+
+set -e # abort on errors
+shopt -s nullglob # file globs that don't match expand
+ # to nothing
+
+#
+# Check if $EDITOR is set, otherwise set to "vi".
+#
+: ${EDITOR:=vi}
+
+#
+# Check for -f option ()
+#
+if [ "$1" = -f ]; then
+ retry_lock=1
+ shift
+fi
+
+#
+# Detect the name of the file to edit
+#
+unset FILE
+
+if [ -n "$1" ]; then
+ if [ -f "$1" ]; then
+ FILE=$1
+ else
+ if [ -d "$1" ]; then
+ cd $1
+ else
+ FILE=$(package_name $1).changelog
+ fi
+ fi
+fi
+
+if [ -z "$FILE" ]; then
+ for f in *.changelog; do
+ if [ -n "$FILE" ]; then
+ FILE=
+ break
+ fi
+ FILE=$f
+ done
+fi
+
+if [ -z "$FILE" ]; then
+ for f in *.spec; do
+ if [ -n "$FILE" ]; then
+ FILE=
+ break
+ fi
+ FILE=$f
+ done
+ if [ -n "$FILE" ]; then
+ FILE=$(package_name $FILE).changelog
+ fi
+fi
+
+if [ -z "$FILE" ]; then
+ echo "usage: ${0##*/} [filename[.changelog]|path [file_with_comment]]"
+ echo "If no <filename> is given, exactly one *.changelog or"
+ echo "*.spec file has to be in the cwd or in <path>."
+ echo
+ exit 1
+fi
+
+#
+# Add domain to username (if it's me ;-)
+#
+user=`whoami`
+if [ $user = "uwedr" ]; then
+ user="$user@suse.de"
+fi
+
+COMMENT_FILE=$2
+
+#
+# Create the lockfile and temporary file.
+#
+lockfile=.${FILE##*/}.lock
+if [ "${FILE/\//}" != "$FILE" ]; then
+ lockfile=${FILE%/*}/.$lockfile
+fi
+
+if [ ! -w "$(dirname "$FILE")" ]; then
+ echo "Write access to directory $(dirname "$FILE") required" >&2
+ exit 1
+fi
+
+if [ -e "$FILE" -a ! -w "$FILE" ]; then
+ echo "Write access to file $FILE required" >&2
+ exit 1
+fi
+
+set -o noclobber
+while ! echo $$@$(hostname -f) 2> /dev/null > $lockfile; do
+ if [ -z "$retry_lock" ]; then
+ echo "$lockfile: Lock by process $(cat $lockfile)" >&2
+ echo "Please remove stale lockfiles manually" >&2
+ exit 1
+ fi
+ echo "$lockfile: Waiting for process $(cat $lockfile) to release lock" >&2
+ sleep 1
+done
+set +o noclobber
+
+tmpfile=$(mktemp /tmp/${0##*/}.XXXXXX)
+trap "rm -f $lockfile $tmpfile" EXIT
+
+#
+# Prepare the working copy and start the editor
+#
+
+{ timestamp=$(LC_ALL=POSIX TZ=Europe/Berlin date)
+ echo "-------------------------------------------------------------------"
+ echo "$timestamp - $user"
+ echo
+ if [ -z "$COMMENT_FILE" ]; then
+ echo "- "
+ else
+ cat $COMMENT_FILE
+ fi
+ echo
+ if [ -f "$FILE" ]; then
+ cat $FILE
+ fi
+} >> $tmpfile \
+|| exit 1
+
+if [ -z "$COMMENT_FILE" ]; then
+ lines=1
+ CHKSUM_BEFORE=$(md5sum $tmpfile | awk '{print $1}')
+else
+ lines=$(wc -l $COMMENT_FILE | awk '{print $1}')
+ CHKSUM_BEFORE=has_changed
+fi
+
+$EDITOR +$((3+lines)) $tmpfile
+
+if [ "$CHKSUM_BEFORE" = "$(md5sum $tmpfile | awk '{print $1}')" ]; then
+ exit 1
+fi
+cat $tmpfile > $FILE