* src/reader.c (copy_dollar, copy_at): Better checking of `n' in

[bison.git] / configure.in

diff --git a/configure.in b/configure.in
index 19070af99f0cd26f1df7fac4769fe3d2f9f0b12e..b6788873fb89035635f30d17168dbcfed7a30165 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -1,5 +1,7 @@
 # Configure template for GNU Bison.                   -*-Autoconf-*-
 #
+# Copyright 2001  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
@@ -16,7 +18,7 @@
 # 02111-1307  USA
 
 # We need a recent Autoconf to run a recent Autotest.
-AC_PREREQ(2.52e)
+AC_PREREQ(2.52g)
 
 AC_INIT([GNU Bison], [1.49a], [bug-bison@gnu.org])
 AC_CONFIG_AUX_DIR(config)
@@ -26,7 +28,7 @@ AM_CONFIG_HEADER(config.h:config.hin)
 
 # Initialize the test suite.
 AC_CONFIG_TESTDIR(tests)
-AC_CONFIG_FILES(tests/Makefile tests/atlocal)
+AC_CONFIG_FILES([tests/Makefile tests/atlocal])
 AC_CONFIG_FILES([tests/bison], [chmod +x tests/bison])
 # Needed by tests/atlocal.in.
 AC_SUBST([GCC])
@@ -37,12 +39,7 @@ AC_MINIX
 AC_ISC_POSIX
 AM_PROG_CC_STDC
 AC_PROG_RANLIB
-# GNU M4 is needed to build the testsuite.
-BISON_AC_PROG_GNU_M4
-if test "$ac_cv_prog_gnu_m4" != yes; then
-  missing_dir=`cd $ac_aux_dir && pwd`
-  M4="$missing_dir/missing m4"
-fi
+AM_MISSING_PROG([AUTOM4TE], [autom4te])
 
 AC_ARG_ENABLE(gcc-warnings,
 [  --enable-gcc-warnings   turn on lots of GCC warnings (not recommended)],
@@ -64,7 +61,7 @@ if test "${enableval}" = yes; then
   BISON_WARNING(-Wshadow)
   BISON_WARNING(-Wstrict-prototypes)
   BISON_WARNING(-Wwrite-strings)
-  CFLAGS="$CFLAGS $WARNING_CFLAGS"
+  BISON_WARNING(-Werror)
 fi
 
 # Checks for libraries.
@@ -85,6 +82,8 @@ AM_C_PROTOTYPES
 
 # Checks for library functions.
 AC_FUNC_ALLOCA
+AC_FUNC_OBSTACK
+AC_FUNC_ERROR_AT_LINE
 AC_CHECK_FUNCS(mkstemp setlocale)
 AC_CHECK_DECLS([stpcpy, strndup, strnlen, memchr])
 AC_REPLACE_FUNCS(stpcpy strndup strnlen strspn memchr)
@@ -94,13 +93,13 @@ jm_PREREQ_QUOTEARG
 jm_PREREQ_ERROR
 AM_WITH_DMALLOC
 
-ALL_LINGUAS="de es et fr ja nl tr ru"
+ALL_LINGUAS="de es et fr ja nl ru sv tr"
 AM_GNU_GETTEXT(, need-ngettext)
 
 # 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/'`
-AC_SUBST(LIBOBJS)
+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
            config/Makefile