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77086ab57d
Probably imported by 6d58c63202, a merge
commit.
* tests/atlocal.in (POSIXLY_CORRECT_IS_EXPORTED): Define it once.
143 lines
4.2 KiB
Bash
143 lines
4.2 KiB
Bash
# @configure_input@ -*- shell-script -*-
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# Configurable variable values for Bison test suite.
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# Copyright (C) 2000-2015, 2018 Free Software Foundation, Inc.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# We need 'testsuite.h', (srcdir/test), 'config.h' (builddir/lib), and
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# the gnulib headers (srcdir/lib).
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CPPFLAGS="-I$abs_top_srcdir/tests -I$abs_top_srcdir/lib -I$abs_top_builddir/lib @CPPFLAGS@"
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# Don't just check if $POSIXLY_CORRECT is set, as Bash, when launched
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# as /bin/sh, sets the shell variable POSIXLY_CORRECT to y, but not
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# the environment variable.
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if env | grep '^POSIXLY_CORRECT=' >/dev/null; then
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POSIXLY_CORRECT_IS_EXPORTED=true
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else
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POSIXLY_CORRECT_IS_EXPORTED=false
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fi
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## ------------------- ##
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## C/C++ Compilation. ##
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## ------------------- ##
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: ${CC='@CC@'}
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: ${CXX='@CXX@'}
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# Is the compiler GCC?
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: ${GCC='@GCC@'}
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# Sometimes a test group needs to ignore gcc warnings, so it locally
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# sets CFLAGS to this.
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: ${NO_WERROR_CFLAGS='@CFLAGS@ @WARN_CFLAGS@ @WARN_CFLAGS_TEST@'}
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: ${NO_WERROR_CXXFLAGS='@CXXFLAGS@ @WARN_CXXFLAGS@ @WARN_CXXFLAGS_TEST@'}
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: ${WNO_DEPRECATED_CXXFLAGS='@WNO_DEPRECATED_CXXFLAGS@'}
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# But most of the time, we want -Werror.
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: ${CFLAGS="$NO_WERROR_CFLAGS @WERROR_CFLAGS@"}
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: ${CXXFLAGS="$NO_WERROR_CXXFLAGS @WERROR_CXXFLAGS@"}
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# If 'exit 77'; skip all C++ tests; otherwise ':'.
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: ${BISON_CXX_WORKS='@BISON_CXX_WORKS@'}
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# Compiler flags to disable exception support.
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: ${NO_EXCEPTIONS_CXXFLAGS='@NO_EXCEPTIONS_CXXFLAGS@'}
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# Requiring a specific C++ standard.
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: ${CXX98_CXXFLAGS='@CXX98_CXXFLAGS@'}
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: ${CXX03_CXXFLAGS='@CXX03_CXXFLAGS@'}
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: ${CXX11_CXXFLAGS='@CXX11_CXXFLAGS@'}
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: ${CXX14_CXXFLAGS='@CXX14_CXXFLAGS@'}
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: ${CXX17_CXXFLAGS='@CXX17_CXXFLAGS@'}
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: ${CXX2A_CXXFLAGS='@CXX2A_CXXFLAGS@'}
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# Be sure that the C++ compiler is not broken because of gnulib. This
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# cannot be checked in configure (gnulib is not parameterized yet),
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# and checking this in every C++ test in AC_COMPILE_CXX is too costly.
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#
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# http://lists.gnu.org/archive/html/bug-bison/2013-06/msg00001.html
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#
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# FIXME: Check (say 2014) whether this is still needed.
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if $BISON_CXX_WORKS; then
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# See AT_DATA_SOURCE_PROLOGUE.
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cat >conftest.cc <<EOF
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#include <config.h>
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/* We don't need perfect functions for these tests. */
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#undef malloc
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#undef memcmp
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#undef realloc
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#include <iostream>
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int main ()
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{
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std::cout << "Works\n";
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}
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EOF
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$CXX $CXXFLAGS $CPPFLAGS $LDFLAGS $LIBS -o conftest conftest.cc
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case $? in
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0);;
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*) BISON_CXX_WORKS="as_fn_error 77 cannot-compile-simple-program";;
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esac
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rm -fr conftest*
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fi
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# Whether the compiler supports POSIXLY_CORRECT defined.
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: ${C_COMPILER_POSIXLY_CORRECT='@C_COMPILER_POSIXLY_CORRECT@'}
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: ${CXX_COMPILER_POSIXLY_CORRECT='@CXX_COMPILER_POSIXLY_CORRECT@'}
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if $POSIXLY_CORRECT_IS_EXPORTED; then
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$C_COMPILER_POSIXLY_CORRECT || BISON_C_WORKS=false
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$CXX_COMPILER_POSIXLY_CORRECT || BISON_CXX_WORKS=false
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fi
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# Handle --compile-c-with-cxx here, once CXX and CXXFLAGS are known.
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if "$at_arg_compile_c_with_cxx"; then
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CC_IS_CXX=1
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CC=$CXX
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NO_WERROR_CFLAGS=$NO_WERROR_CXXFLAGS
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CFLAGS="$CXXFLAGS $WNO_DEPRECATED_CXXFLAGS"
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BISON_C_WORKS=$BISON_CXX_WORKS
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else
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CC_IS_CXX=0
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fi
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## ------- ##
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## Other. ##
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## ------- ##
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# Empty if no javac was found
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: ${CONF_JAVAC='@CONF_JAVAC@'}
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# Empty if no Java VM was found
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: ${CONF_JAVA='@CONF_JAVA@'}
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# We need egrep and perl.
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: ${EGREP='@EGREP@'}
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: ${PERL='@PERL@'}
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# Use simple quotes (lib/quote.c).
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LC_CTYPE=C
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export LC_CTYPE
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# Are special link options needed?
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: ${LDFLAGS='@LDFLAGS@'}
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# Are special libraries needed?
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: ${LIBS="$abs_top_builddir/lib/libbison.a @LIBS@ @INTLLIBS@"}
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# Empty if no xsltproc was found
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: ${XSLTPROC='@XSLTPROC@'}
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