diff options
author | Ulrich Drepper <drepper@redhat.com> | 1997-01-01 15:28:18 +0000 |
---|---|---|
committer | Ulrich Drepper <drepper@redhat.com> | 1997-01-01 15:28:18 +0000 |
commit | 6bc31da01b1271826c8feefb5f0efdf22d64061c (patch) | |
tree | 14aacf79623cde45cda8b839a225609eb4873540 /time/difftime.c | |
parent | ea971c878fda0a93a568732ca5a8a36524f77ec2 (diff) | |
download | glibc-6bc31da01b1271826c8feefb5f0efdf22d64061c.zip glibc-6bc31da01b1271826c8feefb5f0efdf22d64061c.tar.gz glibc-6bc31da01b1271826c8feefb5f0efdf22d64061c.tar.bz2 |
update from main archive 970101cvs/libc-970102
Wed Jan 1 15:15:00 1997 Ulrich Drepper <drepper@cygnus.com>
* libio/Makefile (routines): Add fcloseall.
* libio/fcloseall.c: New file.
* libio/stdio.h [__USE_GNU]: Add prototype for fcloseall.
* libio/iofclose.c: Don't close all streams when argument is NULL.
* stdio/Makefile (routines): Add fcloseall.
* stdio/fcloseall.c: New file.
* stdio/stdio.h [__USE_GNU]: Add prototype for fcloseall.
* stdio/fclose.c: Don't close all streams when argument is NULL.
* manual/stdio.texi: Document fcloseall.
* sysdeps/generic/abort.c: Call __fcloseall instead of fclose with
NULL argument.
* socket/sys/un.h (SUN_LEN): Add cast.
* sunrpc/auth_unix.c (authunix_create): Change parameter types
of uid, gid, and aup_gids to uid_t and gid_t respectively.
(authunix_create_default): Likewise.
(authunix_refresh): Correct cast for aup_gids assignment.
* sunrpc/rpc/auth.h (authunix_create): Correct types in declaration.
* sunrpc/rpc/auth_unix.h (struct authunix_parms): Correct field
types to uid_t and gid_t respectively.
(struct short_hand_verf): Likewise.
Reported by Andreas Schwab.
* sysdeps/ieee754/Makefile: New file. Make sure ieee754.h gets
installed.
* sysdeps/ieee754/ieee754.h: Protect against multiple inclusion and
use in C++ programs.
* sysdeps/libm-i387/e_pow.S: New file. Optimized ix87 assembler
version of pow() function.
* sysdeps/libm-i387/e_powf.S: New file. Float version.
* sysdeps/libm-i387/e_powl.S: New file. Long double version.
* sysdeps/libm-i387/s_expm1.S: New file. Optimized ix87 assembler
version of expm1() function.
* sysdeps/libm-i387/s_expm1f.S: New file. Float version.
* sysdeps/libm-i387/s_expm1l.S: New file. Long double version.
* sysdeps/libm-i387/e_exp.S: Optimize handling of +-Inf.
Better handling of computation stack from current NetBSD sources.
* sysdeps/libm-i387/e_expf.S: Likewise.
* sysdeps/libm-i387/e_expl.S: Likewise.
* sysdeps/libm-i387/e_log.S: Use fstp instead of fincstp.
* sysdeps/libm-i387/e_logf.S: Likewise.
* sysdeps/libm-i387/e_logl.S: Likewise.
* sysdeps/libm-i387/e_log10.S: Likewise.
* sysdeps/libm-i387/e_log10f.S: Likewise.
* sysdeps/libm-i387/e_log10l.S: Likewise.
* sysdeps/libm-i387/s_asinh.S: Likewise.
* sysdeps/libm-i387/s_asinhf.S: Likewise.
* sysdeps/libm-i387/s_asinhl.S: Likewise.
* sysdeps/libm-i387/s_significandl.S: Likewise.
* sysdeps/libm-i387/s_ceil.S: Don't create stack frame. Modify
stack pointer directly. Use 32 bit instead of 16 bit operations.
* sysdeps/libm-i387/s_ceilf.S: Likewise.
* sysdeps/libm-i387/s_ceill.S: Likewise.
* sysdeps/libm-i387/s_floor.S: Likewise.
* sysdeps/libm-i387/s_floorf.S: Likewise.
* sysdeps/libm-i387/s_floorl.S: Likewise.
* sysdeps/libm-ieee754/e_coshf.c (huge): Don't declare volatile.
* sysdeps/libm-ieee754/e_expf.c: Likewise.
* sysdeps/libm-ieee754/e_powf.c: Likewise.
From current NetBSD sources.
* sysdeps/libm-ieee754/e_hypot.c (__ieee754_hypot): Don't initialize
`a' and `b' in definition.
* sysdeps/libm-ieee754/e_hypotf.c: Likewise.
* sysdeps/libm-ieee754/e_hypotl.c: New file. Long double
implementation.
* sysdeps/libm-ieee754/e_sinhl.c: New file. Long double
implementation.
* sysdeps/stub/e_hypotl.c: Removed. We have a real version now.
* sysdeps/stub/e_sinhl.c: Removed.
* sysdeps/posix/sigpause.c (__sigpause): Use sigdelset instead of
sigaddset. Reported by Andreas Schwab.
(__default_sigpause): New function. Call __sigpause as BSD version.
Make this the default function by providing alias sigpause.
* sysdeps/stub/sigpause.c (__default_sigpause): New funciton.
Simply fail. Provide alias sigpause.
Wed Jan 1 12:34:54 1997 Ulrich Drepper <drepper@cygnus.com>
* po/es.po: Update for glibc-1.98.
* po/fr.po: Likewise.
* po/sv.po: New file. Swedish translation.
Wed Jan 1 12:18:07 1997 MacGyver <macgyver@tos.net>
* values.h: Fix typos: use SHRT_MAX but SHORT_MAX and SHRT_MIN but
SHORT_MIN.
Tue Dec 24 23:10:21 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* Makefile: Replace `stubs.h' by `gnu/stubs.h'.
* features.h: Include <gnu/stubs.h> instead of <stubs.h>.
Tue Dec 24 22:16:55 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* Makefile (subdirs): Move `elf' last so that librtld.so isn't
relinked in the `make others' pass if an add-on adds something to
libc.
Mon Dec 23 21:23:16 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/m68k/abort-instr.h: New File.
Mon Dec 23 21:16:38 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/m68k/Makefile ($(subdir)=elf): Define CFLAGS-rtld.c
to prevent warning.
Mon Dec 23 21:14:22 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* resolv/Makefile (subdirs-dirs): Define.
Mon Dec 23 20:56:49 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/gnu/utmpbits.h (struct utmp): Fix padding.
Mon Dec 30 11:05:11 1996 Ulrich Drepper <drepper@cygnus.com>
Update from ADO tzcode1996o.
* time/difftime.c: De-ANSI-declfy. Simplify computation of hibit
according to ADO version.
* time/zic.c: Correct typo is message.
Update from ADO tzdata1996n.
* time/asia: Updated.
* time/australasia: Likewise.
* time/europe: Likewise.
* time/northamerica: Likewise.
* time/southamerica: Likewise.
Diffstat (limited to 'time/difftime.c')
-rw-r--r-- | time/difftime.c | 44 |
1 files changed, 22 insertions, 22 deletions
diff --git a/time/difftime.c b/time/difftime.c index 49c5bfb..1704717 100644 --- a/time/difftime.c +++ b/time/difftime.c @@ -1,28 +1,30 @@ -/* Copyright (C) 1991, 1994 Free Software Foundation, Inc. -This file is part of the GNU C Library. +/* Copyright (C) 1991, 1994, 1996 Free Software Foundation, Inc. + This file is part of the GNU C Library. -The GNU C Library is free software; you can redistribute it and/or -modify it under the terms of the GNU Library General Public License as -published by the Free Software Foundation; either version 2 of the -License, or (at your option) any later version. + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. -The GNU C Library is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -Library General Public License for more details. + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. -You should have received a copy of the GNU Library General Public -License along with the GNU C Library; see the file COPYING.LIB. If -not, write to the Free Software Foundation, Inc., 675 Mass Ave, -Cambridge, MA 02139, USA. */ + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ -#include <ansidecl.h> #include <time.h> +#include <values.h> /* Return the difference between TIME1 and TIME0. */ double -DEFUN(difftime, (time1, time0), time_t time1 AND time_t time0) +difftime (time1, time0) + time_t time1; + time_t time0; { /* Algorithm courtesy Paul Eggert (eggert@twinsun.com). */ @@ -30,8 +32,8 @@ DEFUN(difftime, (time1, time0), time_t time1 AND time_t time0) if (sizeof (time_t) < sizeof (double)) return (double) time1 - (double) time0; - if (sizeof (time_t) < sizeof (LONG_DOUBLE)) - return (LONG_DOUBLE) time1 - (LONG_DOUBLE) time0; + if (sizeof (time_t) < sizeof (long double)) + return (long double) time1 - (long double) time0; if (time1 < time0) return - difftime (time0, time1); @@ -43,9 +45,7 @@ DEFUN(difftime, (time1, time0), time_t time1 AND time_t time0) return delta; /* Repair delta overflow. */ - hibit = 1; - while ((hibit <<= 1) > 0) - continue; + hibit = (~ (time_t) 0) << (_TYPEBITS (time_t) - 1); /* The following expression rounds twice, which means the result may not be the closest to the true answer. For example, suppose time_t is @@ -62,5 +62,5 @@ DEFUN(difftime, (time1, time0), time_t time1 AND time_t time0) round twice when converting large unsigned types to small floating types, so if time_t is unsigned the "return delta" above has the same double-rounding problem. */ - return delta - 2 * (LONG_DOUBLE) hibit; + return delta - 2 * (long double) hibit; } |