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