#!/bin/bash

#

# git_getRepoStatus.sh -- This function requests the working copy

# using the status command and returns the first character in the

# output line, as described in git help status, for the LOCATION

# specified. Use this function to perform verifications based a

# repository LOCATION status. 

#

# Copyright (C) 2009-2013 The CentOS Project

#

# 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 2 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, write to the Free Software

# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

#

# ----------------------------------------------------------------------

# $Id$

# ----------------------------------------------------------------------

function git_getRepoStatus {

    local LOCATION=$(cli_checkRepoDirSource "$1")

    # Verify source location absolute path. It should point either to

    # existent files or directories both under version control inside

    # the working copy.  Otherwise, if it doesn't point to an existent

    # file under version control, finish the script execution with an

    # error message.

    cli_checkFiles ${LOCATION} -e

    # Define regular expression pattern to retrieve the work tree

    # status. This is the second character of the first column

    # returned by `git status --porcelain' command.

    local PATTERN='^(.)(.)[[:space:]]+.+$'

    # Output the work tree status.

    ${COMMAND} status "$LOCATION" --porcelain \

        | sed -r "s/${PATTERN}/\2/"

}