1 dnl This is the newlib/libm configure.in file.
2 dnl Process this file with autoconf to produce a configure script.
7 AC_ARG_ENABLE(newlib_hw_fp,
8 [ --enable-newlib-hw-fp Turn on hardware floating point math],
9 [case "${enableval}" in
10 yes) newlib_hw_fp=true ;;
11 no) newlib_hw_fp=false ;;
12 *) AC_MSG_ERROR(bad value ${enableval} for --enable-newlib-hw-fp) ;;
13 esac],[newlib_hw_fp=false])
14 AM_CONDITIONAL(NEWLIB_HW_FP, test x$newlib_hw_fp = xtrue)
16 dnl Can't be done in NEWLIB_CONFIGURE because that confuses automake.
17 AC_CONFIG_AUX_DIR(../..)
21 dnl We have to enable libtool after NEWLIB_CONFIGURE because if we try and
22 dnl add it into NEWLIB_CONFIGURE, executable tests are made before the first
23 dnl line of the macro which fail because appropriate LDFLAGS are not set.
25 if test "${use_libtool}" = "yes"; then
31 if test -n "${libm_machine_dir}"; then
32 AC_CONFIG_SUBDIRS(machine)
33 if test "${use_libtool}" = "yes"; then
34 LIBM_MACHINE_LIB=machine/${libm_machine_dir}/lib${libm_machine_dir}.${aext}
36 LIBM_MACHINE_LIB=machine/lib.${aext}
40 AC_SUBST(LIBM_MACHINE_LIB)
42 AC_OUTPUT(Makefile math/Makefile mathfp/Makefile common/Makefile)