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1997-03-09 06:59 Ulrich Drepper <drepper@cygnus.com> * Makeconfig: Add ASFLAGS-% flags for SPARC assembler which need -fPIC. * Makerules (compile.S): Use ASFLAGS-%. (COMPILE.S): Likewise. * config.make.in (ASFLAGS-.so): Define from ASFLAGS_SO. * configure.in: Substitute ASFLAGS_SO. * sysdeps/sparc/configure.in: New file. * posix/unitstd.h: Add prototype for __euidaccess. * sysdeps/posix/euidaccess.c: Define as __euidaccess and make euidaccess weak alias. * sysdeps/stubs/euidaccess.c: Likewise. * inet/rcmd.c: Use __ protected versions of non-standard functions. * locale/setlocale.c (setlocale): Don't set usage_count to MAX_USAGE_COUNT if it already has this value. * locale/programs/localedef.c: Don't use LOCALE_PATH to find binary locale files. Use LOCALEDIR only. * locale/programs/locfile.c: When named file not found and not absolute use path in I18NPATH. * stdlib/Makefile (headers): Add inttypes.h. * sysdpes/generic/socketbits.h: Add PF_FILE as synonym for PF_LOCAL and AF_FILE as synonym for AF_LOCAL. * sysdpes/unix/sysv/linux/socketbits.h: Likewise. * time/Makefile: Rewrite rules for test to handle parallel builds. 1997-03-09 05:26 Ulrich Drepper <drepper@cygnus.com> * manual/startup.texi (EXIT_FAILURE): Fix typo. Patch by robbe@orcus.priv.at. 1997-03-09 05:10 Edward Seidl <seidl@janed.com> * sysdeps/i386/elf/start.S (nofini): *Really* align stack to 8-byte boundary. 1997-03-09 01:48 Ulrich Drepper <drepper@cygnus.com> * elf/link.h: Define __need_NULL to get definition. Include <features.h>. Patch by Andreas Jaeger <aj@arthur.pfalz.de>. 1997-03-08 21:48 Thorsten Kukuk <kukuk@tk.uni-paderborn.de> Rewrite NIS code to allow empty keys. * nis/nss_nis/nis-ethers.c: Rewritten. * nis/nss_nis/nis-proto.c: Rewritten. * nis/nss_nis/nis-publickey.c: Rewritten. * nis/nss_nis/nis-rpc.c: Rewritten. * nis/nss_nis/nis-service.c: Rewritten. 1997-03-08 16:02 Andreas Jaeger <aj@arthur.pfalz.de> * time/scheck.c (scheck): Add extra const to second argument. * time/private.h: Correct prototypes to match definition. 1997-03-08 18:55 Ulrich Drepper <drepper@cygnus.com> * sysdeps/alpha/__math.h: Remove cabs inline definition. Reported by Philip Blundell <pjb27@cam.ac.uk>. Reported by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>. Bug report by Andreas Jaeger <jaeger@informatik.uni-kl.de>.
44 lines
1.3 KiB
C
44 lines
1.3 KiB
C
/* Return classification value corresponding to argument.
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Copyright (C) 1997 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <math.h>
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#include "math_private.h"
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int
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__fpclassify (double x)
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{
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u_int32_t hx, lx;
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int retval = FP_NORMAL;
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EXTRACT_WORDS (hx, lx, x);
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lx |= hx & 0xfffff;
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hx &= 0x7ff00000;
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if ((hx | lx) == 0)
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retval = FP_ZERO;
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else if (hx == 0)
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retval = FP_SUBNORMAL;
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else if (hx == 0x7ff00000)
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retval = lx != 0 ? FP_NAN : FP_INFINITE;
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return retval;
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}
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