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#!/bin/sh
# NetHack 3.6 gitinfo.sh $NHDT-Date: 1524689450 2018/04/25 20:50:50 $ $NHDT-Branch: NetHack-3.6.0 $:$NHDT-Revision: 1.2 $
# Copyright (c) 2018 by Robert Patrick Rankin
# NetHack may be freely redistributed. See license for details.
# bring dat/gitinfo.txt up to date; called from Makefile.src
#
# gitinfo.txt is used during development to augment the version number
# (for nethack's 'v' command) with more specific information. That is not
# necessary when building a released version and it is perfectly OK for
# this script to be skipped or to run but fail to generate dat/gitinfo.txt.
#
# try to figure out where we are: top, one level down (expected), or sys/unix
prefix=.
if [ -f ../sys/unix/gitinfo.sh ]; then prefix=..; fi
if [ -f ../../sys/unix/gitinfo.sh ]; then prefix=../..; fi
rungit=0
if [ $1 -eq 1 ]; then rungit=1; fi
if [ $1 = "force" ]; then rungit=1; fi
if [ ! -f $prefix/dat/gitinfo.txt ]; then rungit=1; fi
# try to run a perl script which is part of nethack's git repository
if [ $rungit -eq 1 ]; then
( cd $prefix; \
perl -IDEVEL/hooksdir -MNHgithook -e '&NHgithook::nhversioning' \
2> /dev/null ) \
|| true
fi
exit 0
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