# Configure template for GNU Bison. -*-Autoconf-*-
#
-# Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
+# Copyright (C) 2001, 2002, 2003, 2004 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
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
# 02111-1307 USA
-# We need a recent Autoconf to run a recent Autotest.
-AC_PREREQ(2.57)
+# 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], [1.875c], [bug-bison@gnu.org])
-AC_CONFIG_AUX_DIR(config)
+AC_INIT([GNU Bison], [1.875e], [bug-bison@gnu.org])
+AC_CONFIG_AUX_DIR([config])
+AC_CONFIG_MACRO_DIR([m4])
-AM_INIT_AUTOMAKE([1.7 check-news readme-alpha dist-bzip2])
+# 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
-# Remove with Automake 1.8.
-AC_ISC_POSIX
-AC_GNU_SOURCE
-AC_MINIX
AM_PROG_CC_STDC
AC_ARG_ENABLE(gcc-warnings,
[ --enable-gcc-warnings turn on lots of GCC warnings (not recommended)],
BISON_WARNING(-Werror)
AC_SUBST([WERROR_CFLAGS], [$WARNING_CFLAGS])
WARNING_CFLAGS=
- BISON_WARNING(-Wall)
BISON_WARNING(-W)
+ BISON_WARNING(-Wall)
BISON_WARNING(-Wcast-align)
BISON_WARNING(-Wcast-qual)
BISON_WARNING(-Wformat)
- BISON_WARNING(-Wmissing-prototypes)
- BISON_WARNING(-Wshadow)
- BISON_WARNING(-Wstrict-prototypes)
BISON_WARNING(-Wwrite-strings)
AC_SUBST([WARNING_CXXFLAGS], [$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(-Wnested-externs)
+ BISON_WARNING(-Wshadow)
+ BISON_WARNING(-Wstrict-prototypes)
AC_DEFINE([lint], 1, [Define to 1 if the compiler is checking for lint.])
fi
AC_DEFINE_UNQUOTED([M4], ["$M4"], [Define to the GNU M4 executable name.])
# Checks for header files.
-AC_HEADER_STDC
-AC_CHECK_HEADERS([ctype.h locale.h memory.h stdlib.h string.h unistd.h])
+AC_CHECK_HEADERS_ONCE([locale.h])
AM_STDBOOL_H
# Checks for compiler characteristics.
AC_CHECK_TYPES([uintptr_t])
# Checks for library functions.
-AC_CHECK_FUNCS(setlocale)
-AC_CHECK_DECLS([free, getenv, getopt,
- stpcpy, strchr, strspn, strnlen,
- malloc, memchr, memrchr])
-AC_REPLACE_FUNCS(strchr strrchr strspn)
+AC_CHECK_FUNCS_ONCE([setlocale])
AM_WITH_DMALLOC
BISON_PREREQ_SUBPIPE
BISON_PREREQ_TIMEVAR
-gl_DIRNAME
-gl_ERROR
-gl_FUNC_ALLOCA
-gl_FUNC_MEMCHR
-gl_FUNC_MEMRCHR
-gl_FUNC_STPCPY
-gl_FUNC_STRNLEN
-gl_FUNC_STRTOL
-gl_GETOPT
-gl_HASH
-gl_MBSWIDTH
-gl_OBSTACK
-gl_QUOTE
-gl_QUOTEARG
-gl_XALLOC
-jm_FUNC_GLIBC_UNLOCKED_IO
-jm_FUNC_MALLOC
-jm_FUNC_REALLOC
-# Gettext.
-AM_GNU_GETTEXT([external], [need-ngettext])
-AM_GNU_GETTEXT_VERSION(0.12.1)
+# gnulib and gettext.
+GNULIB_AUTOCONF_SNIPPET
+# We use po/Makevars.template, so we need at least gettext 0.12.
+AM_GNU_GETTEXT_VERSION([0.12])
# Initialize the test suite.
AC_CONFIG_TESTDIR(tests)
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
config/Makefile
po/Makefile.in
data/Makefile
- lib/Makefile src/Makefile doc/Makefile
- m4/Makefile])
+ lib/Makefile src/Makefile doc/Makefile])
AC_OUTPUT
projects / bison.git / blobdiff