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2010-09-08Use Gnulib's `isnan' and `isinf' modules.Ludovic Courtès1-0/+19
This updates Gnulib to v0.0-4219-g84cdd8b. * m4/gnulib-cache.m4: Add `isinf' and `isnan'. * configure.ac: Remove checks for `floatingpoint.h', `ieeefp.h', and `nan.h'. * libguile/gen-scmconfig.c (main): Remove definitions of `SCM_HAVE_FLOATINGPOINT_H', `SCM_HAVE_IEEEFP_H', and `SCM_HAVE_NAN_H'. * libguile/numbers.c (isnan)[SCO && !HAVE_ISNAN]: Remove. (isinf)[SCO && !HAVE_ISINF]: Remove. (xisinf, xisnan): Remove. Change callers to use `isinf' and `isnan'. (guile_ieee_init): Remove the `defined HAVE_ISINF' and `define HAVE_ISNAN' conditions. * libguile/numbers.h: Remove code conditional on `SCM_HAVE_FLOATINGPOINT_H', `SCM_HAVE_IEEEFP_H', or `SCM_HAVE_NAN_H'.