mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-21 10:20:06 +00:00
bd355af04f
1997-12-14 21:33 Ulrich Drepper <drepper@cygnus.com> * version.h (VERSION): Bump to 2.0.91. * db2/makedb.c (process_input): Fix typo in message. * sunrpc/rpcinfo.c (pmapdump): Unify messages. * elf/dynamic-link.h: Pretty print. * elf/rtld.c: Allow multiple preloading of a shared object. * include/limits.h: Prevent multiple inclusion. * malloc/Makefile (headers): Add mcheck.h. (distribute): Remove it here. * malloc/mcheck.h: Pretty print. * malloc/mtrace.c (mallenv): Make `const'. * malloc/mtrace.pl: Don't print table head for memory leaks if there are none. * manual/memory.texi: Update descriptor of malloc hooks. * posix/Makefile (routines): Add waitid. * posix/sys/types.h [__USE_SVID || __USE_POSIX]: Define id_t based on __id_t. * posix/sys/wait.h: Define idtype_t type. Add prototype for waitid. * signal/signal.h: Move definition of sigval_t to <bits/siginfo.h>. * sysdeps/generic/waitid.c: Stub for waitid. * sysdeps/generic/bits/siginfo.h: Define sigval_t. Arrange to work the __need_siginfo_t defined. * sysdeps/unix/sysv/linux/bits/siginfo: Likewise. * sysdeps/generic/bits/types.h: Define __id_t. Correct definition of __FDMASK. * sysdeps/unix/sysv/linux/alpha/bits/types.h: Likewise. * sysdeps/unix/sysv/linux/bits/types.h: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/bits/types.h: Likewise. * sysdeps/posix/waitid.c: New file. Provided by Zack Weinberg. * rt/aio_misc.c: Rename __aio_free_req to __aio_free_request. * sysdeps/alpha/dl-machine.h (ELF_MACHINE_RUNTIME_TRAMPOLINE): Add missing parameters. * sysdeps/generic/dl-sysdep.c: Don't call __libc_init_secure. * sysdeps/generic/enbl-secure.c: Don't define __libc_uid. * sysdeps/unix/sysv/linux/init-first.c: Define __libc_uid. * sysdeps/unix/sysv/linux/sigqueue.c: Make sure __libc_uid is initialized. * sysdeps/i386/dl-machine.h: Little cleanup. * sysdeps/i386/fpu/bits/mathinline.h: Use __signbit* inline functions. (__finite): Mark function as const. Add inline code for __ieee754_atan2. * sysdeps/libm-ieee754/s_cacoshf.c: Add alternate implementation (but don't use it now). * sysdeps/libm-ieee754/s_catan.c: Use __ieee754_atan2 instead of __atan. * sysdeps/libm-ieee754/s_catanf.c: Likewise. * sysdeps/libm-ieee754/s_catanl.c: Likewise. * sysdeps/libm-ieee754/s_catanh.c: Likewise. Correct sign of real part. * sysdeps/libm-ieee754/s_catanhf.c: Likewise. * sysdeps/libm-ieee754/s_catanhl.c: Likewise. * sysdeps/libm-ieee754/s_clog10.c: Use factor to correct __ieee754_atan2 to base 10. * sysdeps/libm-ieee754/s_clog10f.c: Likewise. * sysdeps/libm-ieee754/s_clog10l.c: Likewise. * sysdeps/unix/sysv/linux/alpha/kernel_sigaction.h: Define as old_kernel_sigaction. * sysdeps/unix/sysv/linux/net/if_slip.h: Pretty print. * wctype/Makefile (routines): Add wctype_l. * wctype/wctype.h: Add declaration of __wctype_l. * wctype/wctype_l.c: New file. 1997-12-10 00:38 Ulrich Drepper <drepper@cygnus.com> * locale/C-ctype.c: Correct data for isw* functions. * locale/programs/ld-ctype.c: Write 32bit char classes in correct byte order. * wctype/test_wctype.c: Add test for isw* functions. * wctype/wctype.c: Return value with expected byte order. * sysdeps/generic/_G_config.h: Define _G_HAVE_IO_FILE_OPEN. * sysdeps/unix/sysv/linux/_G_config.h: Likewise.
40 lines
1.5 KiB
C
40 lines
1.5 KiB
C
/* Store current floating-point environment and clear exceptions.
|
|
Copyright (C) 1997 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
|
|
|
|
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.
|
|
|
|
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 <fenv.h>
|
|
|
|
int
|
|
feholdexcept (fenv_t *envp)
|
|
{
|
|
fexcept_t fpcr, fpsr;
|
|
|
|
/* Store the environment. */
|
|
__asm__ ("fmovem%.l %/fpcr/%/fpsr/%/fpiar,%0" : "=m" (*envp));
|
|
|
|
/* Now clear all exceptions. */
|
|
fpsr = envp->status_register & ~FE_ALL_EXCEPT;
|
|
__asm__ __volatile__ ("fmove%.l %0,%/fpsr" : : "dm" (fpsr));
|
|
/* And set all exceptions to non-stop. */
|
|
fpcr = envp->control_register & ~(FE_ALL_EXCEPT << 6);
|
|
__asm__ __volatile__ ("fmove%.l %0,%!" : : "dm" (fpcr));
|
|
|
|
return 1;
|
|
}
|