#!/bin/sh

# git-which-branch.sh - output the name of the current git branch

#

# The canonical location of this program is the telepathy-spec tools/

# directory, please synchronize any changes with that copy.

#

# Copyright (C) 2008 Collabora Ltd. <http://www.collabora.co.uk/>

#

# Copying and distribution of this file, with or without modification,

# are permitted in any medium without royalty provided the copyright

# notice and this notice are preserved.

default="$1"

if { ref="`git symbolic-ref HEAD 2>/dev/null`"; }; then

    echo ${ref#refs/heads/}

    exit 0

fi

if test -n "$default"; then

    echo "$default" >/dev/null

    exit 0

fi

echo "no git branch found" >&2

exit 1