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#! /bin/sh
# Copyright (C) 2011-2015 Free Software Foundation, Inc.
#
# 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, 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, see <http://www.gnu.org/licenses/>.
# Check parallel-tests features:
# - If $(TEST_SUITE_LOG) is in $(TEST_LOGS), we get a diagnosed
# error, not a make hang or a system freeze.
. test-init.sh
# We don't want localized error messages from make, since we'll have
# to grep them. See automake bug#11452.
LANG=C LANGUAGE=C LC_ALL=C
export LANG LANGUAGE LC_ALL
# The tricky part of this test is to avoid that make hangs or even
# freezes the system in case infinite recursion (which is the bug we
# are testing against) is encountered. The following hacky makefile
# should minimize the probability of that happening.
cat > Makefile.am << 'END'
TEST_LOG_COMPILER = true
TESTS =
errmsg = ::OOPS:: Recursion too deep
is_too_deep := $(shell test $(MAKELEVEL) -lt 10 && echo no)
## Extra indentation here required to avoid confusing Automake.
## FIXME: now that we assume make is GNU make, this shouldn't happen!
ifeq ($(is_too_deep),no)
# All is ok.
else
$(error $(errmsg), $(MAKELEVEL) levels)
endif
END
echo AC_OUTPUT >> configure.ac
# Another helpful idiom to avoid hanging on capable systems. The subshell
# is needed since 'ulimit' might be a special shell builtin.
if (ulimit -t 8); then ulimit -t 8; fi
$ACLOCAL
$AUTOCONF
$AUTOMAKE -a
./configure
do_check ()
{
log=$1; shift
run_make -M -e IGNORE -- "$@" check
$FGREP '::OOPS::' output && exit 1 # Possible infinite recursion.
grep "[Cc]ircular.*dependency" output | $FGREP "$log"
grep "$log:.*depends on itself" output
test $am_make_rc -gt 0
}
: > test-suite.test
do_check test-suite.log TESTS=test-suite.test
rm -f *.log *.test
: > 0.test
: > 1.test
: > 2.test
: > 3.test
: > foobar.test
do_check foobar.log TESTS='0 1 foobar 2 3' TEST_SUITE_LOG=foobar.log
rm -f *.log *.test
:
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