X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/ebec3740c2b95c0d361136abba61a67e4a7e8cbd..b36e835baaac5e9dce17ae90d85575a58a1ef829:/configure.ac diff --git a/configure.ac b/configure.ac index b1a39015..e71fadb4 100644 --- a/configure.ac +++ b/configure.ac @@ -1,6 +1,7 @@ # Configure template for GNU Bison. -*-Autoconf-*- # -# Copyright (C) 2001, 2002 Free Software Foundation, Inc. +# 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 @@ -14,25 +15,26 @@ # # 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., 59 Temple Place, Suite 330, Boston, MA -# 02111-1307 USA +# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +# 02110-1301 USA -# We need a recent Autoconf to run a recent Autotest. -AC_PREREQ(2.54) +# We use macros like AC_CHECK_HEADERS_ONCE, so we need Autoconf 2.60 or better. +AC_PREREQ(2.60) -AC_INIT([GNU Bison], [1.75f], [bug-bison@gnu.org]) -AC_CONFIG_AUX_DIR(config) +AC_INIT([GNU Bison], [2.3a+], [bug-bison@gnu.org]) +AC_CONFIG_AUX_DIR([build-aux]) +AC_CONFIG_MACRO_DIR([m4]) -AM_INIT_AUTOMAKE([1.7 check-news readme-alpha dist-bzip2]) -AC_CONFIG_HEADERS([config.h:config.hin]) +# 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([lib/config.h:lib/config.hin]) # 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_PROG_CC_STDC + +# Gnulib (early checks). +gl_EARLY + AC_ARG_ENABLE(gcc-warnings, [ --enable-gcc-warnings turn on lots of GCC warnings (not recommended)], [case "${enableval}" in @@ -41,24 +43,43 @@ AC_ARG_ENABLE(gcc-warnings, esac], [enableval=no]) if test "${enableval}" = yes; then - BISON_WARNING(-Werror) + gl_WARNING_CFLAGS([-Werror]) AC_SUBST([WERROR_CFLAGS], [$WARNING_CFLAGS]) WARNING_CFLAGS= - BISON_WARNING(-Wall) - BISON_WARNING(-W) - BISON_WARNING(-Wbad-function-cast) - BISON_WARNING(-Wcast-align) - BISON_WARNING(-Wcast-qual) - BISON_WARNING(-Wformat) - BISON_WARNING(-Wmissing-declarations) - BISON_WARNING(-Wmissing-prototypes) - BISON_WARNING(-Wnested-externs) - BISON_WARNING(-Wshadow) - BISON_WARNING(-Wstrict-prototypes) - BISON_WARNING(-Wwrite-strings) + gl_WARNING_CFLAGS([-Wall]) + gl_WARNING_CFLAGS([-Wextra -Wno-sign-compare]) + gl_WARNING_CFLAGS([-Wcast-align]) + gl_WARNING_CFLAGS([-Wcast-qual]) + gl_WARNING_CFLAGS([-Wformat]) + gl_WARNING_CFLAGS([-Wpointer-arith]) + gl_WARNING_CFLAGS([-Wwrite-strings]) + AC_SUBST([WARNING_CXXFLAGS], [$WARNING_CFLAGS]) + # The following warnings are not suitable for C++. + gl_WARNING_CFLAGS([-Wbad-function-cast]) + gl_WARNING_CFLAGS([-Wmissing-declarations]) + gl_WARNING_CFLAGS([-Wmissing-prototypes]) + gl_WARNING_CFLAGS([-Wshadow]) + gl_WARNING_CFLAGS([-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 $enable_yacc in +yes) + YACC_SCRIPT=yacc + YACC_LIBRARY=liby.a;; +*) + YACC_SCRIPT= + YACC_LIBRARY=;; +esac +AC_SUBST([YACC_SCRIPT]) +AC_SUBST([YACC_LIBRARY]) + # Checks for programs. AC_PROG_LEX AC_PROG_YACC @@ -70,57 +91,53 @@ fi AC_DEFINE_UNQUOTED([M4], ["$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_HEADER_STDBOOL +AC_CHECK_HEADERS_ONCE([locale.h]) # Checks for compiler characteristics. AC_C_INLINE -# Checks for types. -AC_CHECK_TYPES([uintptr_t]) +# Gnulib (later checks). Putting them here rather than right after +# gl_EARLY avoids some redundant checks. +gl_INIT # Checks for library functions. -AC_FUNC_ALLOCA -AC_FUNC_OBSTACK -AC_FUNC_ERROR_AT_LINE -AC_FUNC_STRNLEN -AC_CHECK_FUNCS(setlocale) -AC_CHECK_DECLS([free, getenv, getopt, - stpcpy, strchr, strspn, strnlen, - malloc, memchr, memrchr]) -AC_REPLACE_FUNCS(memchr memrchr \ - strchr stpcpy strrchr strspn strtol strtoul) -AC_FUNC_MALLOC -AC_FUNC_REALLOC -jm_PREREQ_MBSWIDTH -jm_PREREQ_QUOTEARG -jm_FUNC_ARGMATCH -jm_PREREQ_ERROR +AC_CHECK_FUNCS_ONCE([setlocale]) AM_WITH_DMALLOC BISON_PREREQ_SUBPIPE BISON_PREREQ_TIMEVAR # Gettext. -AM_GNU_GETTEXT(external, need-ngettext) -AM_GNU_GETTEXT_VERSION(0.11.5) +# We've never tested with gettext versions before 0.15, so play it safe. +AM_GNU_GETTEXT([external], [need-formatstring-macros]) +AM_GNU_GETTEXT_VERSION([0.15]) +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_CHECK_PROGS([GXX], [g++]) +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] *//'` +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 + build-aux/Makefile po/Makefile.in data/Makefile - lib/Makefile src/Makefile doc/Makefile - m4/Makefile]) + examples/Makefile + examples/calc++/Makefile + lib/Makefile src/Makefile doc/Makefile]) AC_OUTPUT