mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-20 17:51:16 +00:00
81e9dad672
1997-03-17 04:00 Ulrich Drepper <drepper@cygnus.com> * sysdeps/libmieee754/w_atan2.c: Don't ignore exception if library type is SVID. * sysdeps/libmieee754/w_atan2f.c: Likewise. * sysdeps/libmieee754/w_atan2l.c: Likewise. * sysdeps/unix/sysv/linux/sys/mman.h (msync): Add descrption for FLAGS parameter. 1997-03-16 20:28 Philip Blundell <phil@london.uk.eu.org> * sysdeps/unix/sysv/linux/socketbits.h: Add more SOL_ values. Change msg_iovlen and msg_controllen (in struct msghdr) to `size_t' to keep in step with kernel. * manual/examples/dir2.c: New example for scandir. * math/test/float.c: New file. Frontend for float tests. * math/test/double.c: New file. Frontend for double tests. * math/test/longdouble.c: New file. Frontend for long double tests. * sysdeps/ieee754/huge_val.h: Remove definition of long double * sysdeps/libm-i387/s_scalbn.S: Likewise. * sysdeps/libm-i387/s_scalbnf.S: Likewise. * sysdeps/libm-i387/s_scalbnl.S: Likewise. * sysdeps/libm-i387/s_expm1.S: Change return value for -inf * sysdeps/libm-i387/s_expm1f.S: Likewise. * sysdeps/libm-i387/s_expm1l.S: Likewise. * sysdeps/libm-i387/s_isinfl.c: Return -1 for -inf. * sysdeps/libm-i387/s_logbl.S: Correct return value. Discard first * sysdeps/libm-ieee754/w_powf.c: Likewise. * sysdeps/libm-ieee754/w_powl.c: Likewise. * sysdeps/unix/sysv/linux/alpha/statbuf.h: Likewise. * nss/nss_files/files-hosts.c: Likewise. Based on a patch by H.J. Lu <hjl@gnu.ai.mit.edu>. * nis/ypclnt.c (__yp_bind): Fix possible buffer overflow. * posix/unistd.h: Add prototype for __euidaccess. * sysdeps/stub/euidaccess.c: Likewise.
48 lines
1.1 KiB
C
48 lines
1.1 KiB
C
/* w_atan2l.c -- long double version of w_atan2.c.
|
|
* Conversion to long double by Ulrich Drepper,
|
|
* Cygnus Support, drepper@cygnus.com.
|
|
*/
|
|
|
|
/*
|
|
* ====================================================
|
|
* Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
|
|
*
|
|
* Developed at SunPro, a Sun Microsystems, Inc. business.
|
|
* Permission to use, copy, modify, and distribute this
|
|
* software is freely granted, provided that this notice
|
|
* is preserved.
|
|
* ====================================================
|
|
*/
|
|
|
|
#if defined(LIBM_SCCS) && !defined(lint)
|
|
static char rcsid[] = "$NetBSD: $";
|
|
#endif
|
|
|
|
/*
|
|
* wrapper atan2l(y,x)
|
|
*/
|
|
|
|
#include "math.h"
|
|
#include "math_private.h"
|
|
|
|
|
|
#ifdef __STDC__
|
|
long double __atan2l(long double y, long double x) /* wrapper atan2l */
|
|
#else
|
|
long double __atan2l(y,x) /* wrapper atan2l */
|
|
long double y,x;
|
|
#endif
|
|
{
|
|
#ifdef _IEEE_LIBM
|
|
return __ieee754_atan2l(y,x);
|
|
#else
|
|
long double z;
|
|
z = __ieee754_atan2l(y,x);
|
|
if(_LIB_VERSION != _SVID_||__isnanl(x)||__isnanl(y)) return z;
|
|
if(x==0.0&&y==0.0)
|
|
return __kernel_standard(y,x,203); /* atan2(+-0,+-0) */
|
|
return z;
|
|
#endif
|
|
}
|
|
weak_alias (__atan2l, atan2l)
|