Fix spelling in comment.

[bison.git] / configure.in

diff --git a/configure.in b/configure.in
index ab54e81ede2d9032f928c1a5c100dec1ca903fe1..115b8671d0766513b3d4123751e2fb4c6ec02c41 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -1,46 +1,119 @@
-dnl Process this file with autoconf to produce a configure script.
-AC_INIT(reduce.c)
-AM_INIT_AUTOMAKE(bison,1.27)
+# Configure template for GNU Bison.                   -*-Autoconf-*-
+#
+# Copyright (C) 2001, 2002 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., 59 Temple Place, Suite 330, Boston, MA
+# 02111-1307  USA
+
+# We need a recent Autoconf to run a recent Autotest.
+AC_PREREQ(2.53)
+
+AC_INIT([GNU Bison], [1.49b], [bug-bison@gnu.org])
+AC_CONFIG_AUX_DIR(config)
+
+AM_INIT_AUTOMAKE
 AM_CONFIG_HEADER(config.h:config.hin)
-AC_PREREQ(2.13)
 
-ALL_LINGUAS="de es fr nl"
+# Initialize the test suite.
+AC_CONFIG_TESTDIR(tests)
+AC_CONFIG_FILES([tests/Makefile tests/atlocal])
+AC_CONFIG_FILES([tests/bison], [chmod +x tests/bison])
+# Needed by tests/atlocal.in.
+AC_SUBST([GCC])
 
-dnl Checks for programs.
+# Checks for programs.
 AC_PROG_CC
+AM_PROG_LEX
+AC_PROG_YACC
 AC_MINIX
 AC_ISC_POSIX
 AM_PROG_CC_STDC
-AC_PROG_INSTALL
 AC_PROG_RANLIB
+AM_MISSING_PROG([AUTOM4TE], [autom4te])
+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.])
 
-dnl Checks for libraries.
+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(-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)
+fi
 
-dnl Checks for header files.
-AC_HEADER_STDC
-AC_CHECK_HEADERS(ctype.h locale.h memory.h stdlib.h string.h unistd.h)
+# Checks for libraries.
+AC_DEFINE([_GNU_SOURCE],1,[Define to 1 for GNU C library extensions.])
 
-dnl Checks for typedefs.
-
-dnl Checks for structures.
+# Checks for header files.
+AC_HEADER_STDC
+AC_CHECK_HEADERS([ctype.h locale.h memory.h stdlib.h string.h unistd.h])
 
-dnl Checks for compiler characteristics.
+# Checks for compiler characteristics.
 AC_C_CONST
+AC_C_INLINE
 AM_C_PROTOTYPES
 
-dnl Checks for library functions.
+# Checks for library functions.
 AC_FUNC_ALLOCA
-AC_CHECK_FUNCS(mkstemp setlocale)
+AC_FUNC_OBSTACK
+AC_FUNC_ERROR_AT_LINE
+AC_FUNC_STRNLEN
+UTILS_FUNC_MKSTEMP
+AC_CHECK_FUNCS(setlocale)
+AC_CHECK_DECLS([getenv, getopt, free, stpcpy, strchr, strspn, strnlen,
+                malloc, memchr, memrchr])
+AC_REPLACE_FUNCS(stpcpy strchr strspn memchr memrchr)
+jm_FUNC_MALLOC
+jm_FUNC_REALLOC
+jm_PREREQ_QUOTEARG
+jm_PREREQ_ERROR
+AM_WITH_DMALLOC
+BISON_PREREQ_TIMEVAR
 
-AM_GNU_GETTEXT
+# Gettext.
+AM_GNU_GETTEXT(external, need-ngettext)
+AM_GNU_GETTEXT_VERSION(0.11.5)
 
 # This is necessary so that .o files in LIBOBJS are also built via
 # the ANSI2KNR-filtering rules.
-LIBOBJS=`echo $LIBOBJS|sed 's/\.o /\$U.o /g;s/\.o$/\$U.o/'`
-
-PFILE="${datadir}/bison.simple"
-BISON_DEFINE_FILE(XPFILE, PFILE)
-PFILE1="${datadir}/bison.hairy"
-BISON_DEFINE_FILE(XPFILE1, PFILE1)
+LIB@&t@OBJS=`echo $LIB@&t@OBJS|sed 's/\.o /\$U.o /g;s/\.o$/\$U.o/'`
+AC_SUBST(LIB@&t@OBJS)
 
-AC_OUTPUT(Makefile intl/Makefile po/Makefile.in)
+AC_OUTPUT([Makefile
+           config/Makefile
+           po/Makefile.in
+           data/Makefile
+           lib/Makefile src/Makefile doc/Makefile
+           m4/Makefile])