#! /bin/bash -norc
dnl	This file is an input file used by the GNU "autoconf" program to
dnl	generate the file "configure", which is run during Tcl installation
dnl	to configure the system for the local environment.
#
# RCS: @(#) $Id: configure.in,v 1.109.2.46 2008/06/26 04:07:48 dgp Exp $
# RCS: @(#) $Id: configure.in,v 1.109.2.47 2008/07/29 20:14:15 dgp Exp $

AC_INIT([tcl],[8.6])
AC_PREREQ(2.59)

dnl This is only used when included from macosx/configure.ac
m4_ifdef([SC_USE_CONFIG_HEADERS], [
    AC_CONFIG_HEADERS([tclConfig.h:../unix/tclConfig.h.in])

	    AR='/usr/ccs/bin/ar'
	    RANLIB='/usr/ccs/bin/ranlib'
	fi
    fi
fi
AC_MSG_RESULT([$tcl_ok])

#--------------------------------------------------------------------
#  Does the C stack grow upwards or downwards? Or cross-compiling?
#--------------------------------------------------------------------

AC_CACHE_CHECK([if the C stack grows upwards in memory], tcl_cv_stack_grows_up, [
    AC_TRY_RUN([
	int StackGrowsUp(int *parent) {
	    int here;
	    return (&here < parent);
	}
	int main (int argc, char *argv[]) {
	    int foo;
	    return StackGrowsUp(&foo);
	}
    ], tcl_cv_stack_grows_up=yes, tcl_cv_stack_grows_up=no,
    tcl_cv_stack_grows_up=unknown)])
if test $tcl_cv_stack_grows_up = unknown; then
    AC_DEFINE(TCL_CROSS_COMPILE, 1, [Are we cross-compiling?])
elif test $tcl_cv_stack_grows_up = yes; then
    AC_DEFINE(TCL_STACK_GROWS_UP, 1, [The C stack grows upwards in memory.])
fi

#--------------------------------------------------------------------
#	The statements below define a collection of symbols related to
#	building libtcl as a shared library instead of a static library.
#--------------------------------------------------------------------

TCL_UNSHARED_LIB_SUFFIX=${UNSHARED_LIB_SUFFIX}
TCL_SHARED_LIB_SUFFIX=${SHARED_LIB_SUFFIX}