Add current version of script to repo.

Added the current version of the shell script to the repository; file now
includes the GPL license text (the short version that is usually included
in source files.

gitwatch.sh

@@ -0,0 +1,66 @@
+#!/bin/bash
+#
+# gitwatch - watch file or directory and git commit all changes as they happen
+#
+# Copyright (C) 2012  Patrick Lehner
+#
+#############################################################################
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU General Public License as published by
+#    the Free Software Foundation, either version 3 of the License, or
+#    (at your option) any later version.
+#
+#    This program is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU General Public License for more details.
+#
+#    You should have received a copy of the GNU General Public License
+#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#############################################################################
+#
+#   Idea and original code taken from http://stackoverflow.com/a/965274 
+#       (but heavily modified by now)
+#
+#   Requires the command 'inotifywait' to be available, which is part of
+#   the inotify-tools (See https://github.com/rvoicilas/inotify-tools )
+#
+
+if [ -z $1 ]; then
+    exit
+fi
+
+IN=$(readlink -f "$1")
+
+if [ -d $1 ]; then
+    TARGETDIR=`echo "$IN" | sed -e "s/\/*$//" `
+    INCOMMAND="inotifywait --exclude=\"^${TARGETDIR}/.git\" -qqr -e close_write,moved_to,delete $TARGETDIR"
+    GITADD="."
+    GITINCOMMAND=" -a"
+elif [ -f $1 ]; then
+    TARGETDIR=$(dirname $IN)
+    INCOMMAND="inotifywait -qq -e close_write,moved_to,delete $IN"
+    GITADD="$IN"
+    GITINCOMMAND=""
+else
+    exit
+fi
+
+#echo $INCOMMAND
+#echo $TARGETDIR
+#echo $GITPREPCOMMAND
+#echo $GITINCOMMAND
+#exit
+
+while true; do
+    $INCOMMAND
+    sleep 2
+#    echo "committing"
+    DATE=`date "+%Y-%m-%d %H:%M:%S"`
+    #CMD="cd $TARGETDIR ; git add $GITADD ; git commit$GITINCOMMAND -m\"Scripted auto-commit on change (${DATE})\""
+    #`$CMD`
+    cd $TARGETDIR
+    git add $GITADD
+    git commit$GITINCOMMAND -m"Scripted auto-commit on change (${DATE})"
+done
+#echo '$TARGETDIR'