Remove the traits, failed experiment.

[bison.git] / configure.ac

# Configure template for GNU Bison.                   -*-Autoconf-*-
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AC_INIT([GNU Bison], [2.1a], [bug-bison@gnu.org])
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.
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
AM_PROG_CC_STDC
AC_ARG_ENABLE(gcc-warnings,
[  --enable-gcc-warnings   turn on lots of GCC warnings (not recommended)],
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if test "${enableval}" = yes; then
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  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_ARG_ENABLE([yacc],
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     [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;;
*)
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  YACC_LIBRARY=;;
esac
AC_SUBST([YACC_SCRIPT])
AC_SUBST([YACC_LIBRARY])

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AC_PROG_LEX
AC_PROG_YACC
AC_PROG_RANLIB
BISON_PROG_GNU_M4
if test x"$ac_cv_prog_gnu_m4" != xyes; then
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fi
AC_DEFINE_UNQUOTED([M4], ["$M4"], [Define to the GNU M4 executable name.])

# Checks for header files.
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AM_STDBOOL_H

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AC_C_INLINE

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AC_CHECK_FUNCS_ONCE([setlocale])
AM_WITH_DMALLOC
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AM_GNU_GETTEXT_VERSION([0.12])
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AC_CONFIG_FILES([tests/Makefile tests/atlocal])
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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
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AC_OUTPUT