yamerl

#!/bin/sh
#-
# Copyright (c) 2012-2014 Yakaz
# Copyright (c) 2016 Jean-Sébastien Pédron <jean-sebastien.pedron@dumbbell.fr>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.

if [ "@DIALYZER@" = '' ]; then
	# Dialyzer not available; skip.
	exit 77
fi
if [ "$SKIP_DIALYZER" ]; then
	# The caller wants to bypass dialyzer.
	exit 77
fi

log=dialyzer.log
@DIALYZER@ -n -r @top_builddir@/ebin | tee $log
ret=$?

if [ "`grep 'dialyzer: Could not read PLT file' $log`" != '' ]; then
	# The PLT isn't built; consider the test as skipped.
	exit 77
elif [ "`grep 'dialyzer: Old PLT file' $log`" != '' ]; then
	# The PLT wasn't updated after Erlang update; consider the test
	# as skipped.
	exit 77
elif [ "`grep 'warnings were emitted' $log`" != '' ]; then
	exit 1
fi

exit $ret