X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/af6d23584362436f19baadc311987b65849ce024..09aa8a885b40a1edd6e849215fd398438945b62e:/configure.ac?ds=inline diff --git a/configure.ac b/configure.ac index 3e987009..78284e93 100644 --- a/configure.ac +++ b/configure.ac @@ -1,7 +1,6 @@ # Configure template for GNU Bison. -*-Autoconf-*- # -# Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 -# Free Software Foundation, Inc. +# Copyright (C) 2001-2012 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 @@ -16,25 +15,39 @@ # You should have received a copy of the GNU General Public License # along with this program. If not, see . -# testsuite -C appears in 2.62. -AC_PREREQ(2.62) +# In order for some versions of Sun Studio to compile our C++ test cases +# correctly, we need Autoconf 2.64 or better to handle the restrict +# keyword in at least string.h from gnulib. We need Autoconf 2.68 or +# better to avoid a typo in the `configure --help' entry for the YACC +# environment variable. +AC_PREREQ([2.68]) +m4_pattern_forbid([^gl_[A-Z]]) AC_INIT([GNU Bison], m4_esyscmd([build-aux/git-version-gen .tarball-version]), [bug-bison@gnu.org]) -AC_DEFINE([PACKAGE_COPYRIGHT_YEAR], [2008], - [The copyright year for this package]) -AC_SUBST([PACKAGE_COPYRIGHT_YEAR], [2008]) +AC_SUBST([PACKAGE_COPYRIGHT_YEAR], [2012]) +AC_DEFINE_UNQUOTED([PACKAGE_COPYRIGHT_YEAR], [$PACKAGE_COPYRIGHT_YEAR], + [The copyright year for this package]) 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. -# We want gnits strictness only when rolling a formal release so that we can, -# for example, run make dist at other times without being required to add a -# bogus NEWS entry. -AM_INIT_AUTOMAKE([1.8 dist-bzip2] - m4_bmatch(m4_defn([AC_PACKAGE_VERSION]), [-], [gnu], [gnits])) +# Automake 1.10.3 and 1.11.1 fix a security flaw discussed here: +# +# http://thread.gmane.org/gmane.comp.sysutils.autotools.announce/131 +# +# To avoid 1.11, we make 1.11.1 the minimum version. +# +# We want gnits strictness only when rolling a stable release. For +# release candidates, we use version strings like 2.4.3_rc1, but gnits +# doesn't like that, so we let the underscore disable gnits. Between +# releases, we want to be able run make dist without being required to +# add a bogus NEWS entry. In that case, the version string +# automatically contains a dash, which we also let disable gnits. +AM_INIT_AUTOMAKE([1.11.1 dist-xz] + m4_bmatch(m4_defn([AC_PACKAGE_VERSION]), [[-_]], + [gnu], [gnits])) AC_CONFIG_HEADERS([lib/config.h:lib/config.hin]) # Checks for the compiler. @@ -49,7 +62,7 @@ AC_ARG_ENABLE(gcc-warnings, yes|no) ;; *) AC_MSG_ERROR([bad value ${enableval} for gcc-warnings option]) ;; esac], - [enableval=no]) + [enableval=no]) if test "${enableval}" = yes; then gl_WARN_ADD([-Werror], [WERROR_CFLAGS]) AC_SUBST([WERROR_CFLAGS]) @@ -68,7 +81,11 @@ if test "${enableval}" = yes; then gl_WARN_ADD([-Wshadow]) gl_WARN_ADD([-Wstrict-prototypes]) AC_SUBST([WARN_CFLAGS]) - AC_DEFINE([lint], 1, [Define to 1 if the compiler is checking for lint.]) + # Warnings for the test suite only. + gl_WARN_ADD([-Wundef], [WARN_CFLAGS_TEST]) + gl_WARN_ADD([-pedantic], [WARN_CFLAGS_TEST]) + AC_SUBST([WARN_CXXFLAGS_TEST], ["$WARN_CXXFLAGS $WARN_CFLAGS_TEST"]) + AC_SUBST([WARN_CFLAGS_TEST], ["$WARN_CFLAGS $WARN_CFLAGS_TEST"]) fi BISON_TEST_FOR_WORKING_C_COMPILER @@ -94,6 +111,8 @@ AC_PROG_YACC AC_PROG_RANLIB AC_PROG_GNU_M4 AC_DEFINE_UNQUOTED([M4], ["$M4"], [Define to the GNU M4 executable name.]) +AC_DEFINE_UNQUOTED([M4_GNU_OPTION], ["$M4_GNU"], [Define to "-g" if GNU M4 +supports -g, otherwise to "".]) AM_MISSING_PROG([HELP2MAN], [help2man]) AC_PATH_PROG([XSLTPROC], [xsltproc]) AC_SUBST([XSLTPROC]) @@ -118,7 +137,7 @@ BISON_PREREQ_TIMEVAR # We use gnulib, which is only guaranteed to work properly with the # latest Gettext. AM_GNU_GETTEXT([external], [need-ngettext]) -AM_GNU_GETTEXT_VERSION([0.17]) +AM_GNU_GETTEXT_VERSION([0.18]) BISON_I18N # Internationalized parsers. @@ -150,12 +169,13 @@ gt_JAVAEXEC # So prefix paths with lib/. See also etc/prefix-gnulib-mk. gl_LIBOBJS=`echo "$gl_LIBOBJS" | sed -e 's, , lib/,g'` for ac_var in ALLOCA_H ERRNO_H FCNTL_H GETOPT_H INTTYPES_H \ + LIBUNISTRING_UNITYPES_H LIBUNISTRING_UNIWIDTH_H \ STDBOOL_H STDINT_H SYS_WAIT_H WCHAR_H WCTYPE_H do - eval "test 'x$ac_var' = x || $ac_var=lib/\$$ac_var" + eval "test x\$$ac_var = x || $ac_var=lib/\$$ac_var" done AC_CONFIG_FILES([Makefile - po/Makefile.in - examples/calc++/Makefile - doc/yacc.1]) + po/Makefile.in + examples/calc++/Makefile + doc/yacc.1]) AC_OUTPUT