newlib-cygwin/newlib/libm/configure.in

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dnl This is the newlib/libm configure.in file.
dnl Process this file with autoconf to produce a configure script.
AC_PREREQ(2.5)
AC_INIT(libm.texinfo)
AC_ARG_ENABLE(newlib_hw_fp,
[ --enable-newlib-hw-fp Turn on hardware floating point math],
[case "${enableval}" in
yes) newlib_hw_fp=true ;;
no) newlib_hw_fp=false ;;
*) AC_MSG_ERROR(bad value ${enableval} for --enable-newlib-hw-fp) ;;
esac],[newlib_hw_fp=false])
AM_CONDITIONAL(NEWLIB_HW_FP, test x$newlib_hw_fp = xtrue)
dnl Can't be done in NEWLIB_CONFIGURE because that confuses automake.
AC_CONFIG_AUX_DIR(../..)
NEWLIB_CONFIGURE(..)
dnl We have to enable libtool after NEWLIB_CONFIGURE because if we try and
dnl add it into NEWLIB_CONFIGURE, executable tests are made before the first
dnl line of the macro which fail because appropriate LDFLAGS are not set.
if test "${use_libtool}" = "yes"; then
AC_LIBTOOL_WIN32_DLL
AM_PROG_LIBTOOL
fi
LIBM_MACHINE_LIB=
if test -n "${libm_machine_dir}"; then
AC_CONFIG_SUBDIRS(machine)
if test "${use_libtool}" = "yes"; then
LIBM_MACHINE_LIB=machine/${libm_machine_dir}/lib${libm_machine_dir}.${aext}
else
LIBM_MACHINE_LIB=machine/lib.${aext}
fi
fi
AC_SUBST(LIBM_MACHINE_LIB)
AC_OUTPUT(Makefile math/Makefile mathfp/Makefile common/Makefile)