diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac new file mode 100644 index 00000000..7804b023 --- /dev/null +++ b/configure.ac @@ -0,0 +1,144 @@ +# Configure template for GNU Bison. -*-Autoconf-*- +# +# Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006 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 of the License, 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, write to the Free Software +# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +# 02110-1301 USA + +# This file uses AC_CONFIG_MACRO_DIR, so we need Autoconf 2.58 or better. +# But Autoconf 2.58 has a bug in the way that it generates tests: it +# puts the wrong absolute path names in the tests. So we need at +# least Autoconf 2.59. +AC_PREREQ(2.59) + +AC_INIT([GNU Bison], [2.3], [bug-bison@gnu.org]) +AC_CONFIG_AUX_DIR([build-aux]) +AC_CONFIG_MACRO_DIR([m4]) + +# We don't have a file m4/Makefile.am, so we need Automake 1.8 or later. +AM_INIT_AUTOMAKE([1.8 check-news readme-alpha dist-bzip2]) +AC_CONFIG_HEADERS([config.h:config.hin]) + +gl_USE_SYSTEM_EXTENSIONS + +# Checks for the compiler. +AC_PROG_CC +AM_PROG_CC_STDC +AC_ARG_ENABLE(gcc-warnings, +[ --enable-gcc-warnings turn on lots of GCC warnings (not recommended)], +[case "${enableval}" in + yes|no) ;; + *) AC_MSG_ERROR([bad value ${enableval} for gcc-warnings option]) ;; + esac], + [enableval=no]) +if test "${enableval}" = yes; then + BISON_WARNING(-Werror) + AC_SUBST([WERROR_CFLAGS], [$WARNING_CFLAGS]) + WARNING_CFLAGS= + BISON_WARNING(-W) + BISON_WARNING(-Wall) + BISON_WARNING(-Wcast-align) + BISON_WARNING(-Wcast-qual) + BISON_WARNING(-Wformat) + BISON_WARNING(-Wwrite-strings) + AC_SUBST([WARNING_CXXFLAGS], [$WARNING_CFLAGS]) + # The following warnings are not suitable for C++. + BISON_WARNING(-Wbad-function-cast) + BISON_WARNING(-Wmissing-declarations) + BISON_WARNING(-Wmissing-prototypes) + BISON_WARNING(-Wshadow) + BISON_WARNING(-Wstrict-prototypes) + AC_DEFINE([lint], 1, [Define to 1 if the compiler is checking for lint.]) +fi + +BISON_TEST_FOR_WORKING_C_COMPILER + +AC_ARG_ENABLE([yacc], + [AC_HELP_STRING([--disable-yacc], + [do not build a yacc command or an -ly library])], + , [enable_yacc=yes]) +case $enable_yacc in +yes) + YACC_SCRIPT=yacc + YACC_LIBRARY=liby.a;; +*) + YACC_SCRIPT= + YACC_LIBRARY=;; +esac +AC_SUBST([YACC_SCRIPT]) +AC_SUBST([YACC_LIBRARY]) + +# Checks for programs. +AC_PROG_LEX +AC_PROG_YACC +AC_PROG_RANLIB +BISON_PROG_GNU_M4 +if test x"$ac_cv_prog_gnu_m4" != xyes; then + AC_MSG_ERROR([GNU M4 1.4 is required]) +fi +AC_DEFINE_UNQUOTED([M4], ["$M4"], [Define to the GNU M4 executable name.]) + +# Checks for header files. +AC_CHECK_HEADERS_ONCE([locale.h]) +AM_STDBOOL_H + +# Checks for compiler characteristics. +AC_C_INLINE + +# Checks for types. +AC_CHECK_TYPES([uintptr_t]) + +# Checks for library functions. +AC_CHECK_FUNCS_ONCE([setlocale]) +AM_WITH_DMALLOC +BISON_PREREQ_SUBPIPE +BISON_PREREQ_TIMEVAR + +# gnulib and gettext. +GNULIB_AUTOCONF_SNIPPET +# We use po/Makevars, so we need at least gettext 0.12. +AM_GNU_GETTEXT_VERSION([0.12]) +BISON_I18N + +# Internationalized parsers. +AC_CONFIG_FILES([runtime-po/Makefile.in]) +# Autoconf macros for packages using internationalized parsers. +aclocaldir='${datadir}/aclocal' +AC_SUBST([aclocaldir]) + +# Initialize the test suite. +AC_CONFIG_TESTDIR(tests) +AC_CONFIG_FILES([tests/Makefile tests/atlocal]) +AC_CONFIG_FILES([tests/bison], [chmod +x tests/bison]) +AC_CHECK_PROGS([VALGRIND], [valgrind]) +AC_PROG_CXX +BISON_TEST_FOR_WORKING_CXX_COMPILER +AM_MISSING_PROG([AUTOM4TE], [autom4te]) +# Needed by tests/atlocal.in. +AC_SUBST([GCC]) +O0CFLAGS=`echo $CFLAGS | sed 's/-O[[0-9]] *//'` +AC_SUBST([O0CFLAGS]) +O0CXXFLAGS=`echo $CXXFLAGS | sed 's/-O[[0-9]] *//'` +AC_SUBST([O0CXXFLAGS]) + +AC_CONFIG_FILES([Makefile + build-aux/Makefile + po/Makefile.in + data/Makefile + examples/Makefile + examples/calc++/Makefile + lib/Makefile src/Makefile doc/Makefile]) +AC_OUTPUT |