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#!/bin/sh
# -----------------------------------------------------------------------------
# Small shell script to determine the last commit version of the project
# It checks for CVS and .git repositories.
# The output is a string that can be used in a define at compile time to
# automatically mark repository versions.
# For CVS repositories the string contains the date and time of the commit
# that lead to the current version of files.
# For git repositories the output contains the git-id of the current tree.
# An indication if localy modified files exist is added.
# -----------------------------------------------------------------------------

function cvsVers ()
{
    d=`cvs log -r -N 2> /dev/null \
	| grep '^date:' \
	| cut -d ' ' -f 2-4 \
	| sort -u \
	| tail -1 \
	| tr -d ' \-:'`
    m=`cvs status 2> /dev/null \
	| grep 'Status: Locally Modified' > /dev/null && echo "_MOD"`
    echo "_cvs_${d}${m}"
}

function gitVers ()
{
    b=`git branch \
	| grep '^*' \
	| sed -e's/^* //'`
    h=`git show --pretty=format:"%h_%ci" HEAD \
	| head -1 \
	| tr -d ' \-:'`
    echo "_git_${b}_${h}"
}

if [ -d CVS ]; then
    cvsVers
fi

if [ -d .git ]; then
    gitVers
fi