mirror of
git://sourceware.org/git/glibc.git
synced 2024-12-09 04:11:27 +08:00
ee188d555b
* sysdeps/mach/hurd/getlogin_r.c: New file.
Wed Jun 5 02:11:30 1996 Ulrich Drepper <drepper@cygnus.com>
* io/Makefile (routines): Add ttyname_r.
* resolv/res_debug.c, resolv/resolv.h: Update from bind-4.3.4-T4A.
* sysdeps/libm-i387/e_asinl.S, sysdeps/libm-i387/e_atan2l.S,
sysdeps/libm-i387/e_expl.S, sysdeps/libm-i387/e_fmodl.S,
sysdeps/libm-i387/e_log10l.S, sysdeps/libm-i387/e_logl.S,
sysdeps/libm-i387/e_remainderl.S, sysdeps/libm-i387/e_scalbl.S,
sysdeps/libm-i387/e_sqrtl.S, sysdeps/libm-i387/s_atanl.S,
sysdeps/libm-i387/s_cosl.S, sysdeps/libm-i387/s_ilogbl.S,
sysdeps/libm-i387/s_log1pl.S, sysdeps/libm-i387/s_logbl.S,
sysdeps/libm-i387/s_scalbnl.S, sysdeps/libm-i387/s_sinl.S,
sysdeps/libm-i387/s_tanl.S: New files. i387 assembler versions
of `long double' math functions.
* sysdeps/libm-ieee754/k_standard.c: Add handling for errors
in long double functions.
* sysdeps/libm-ieee754/s_ilogbl.c, sysdeps/libm-ieee754/s_logbl.c,
sysdeps/libm-ieee754/s_modfl.c: New files. Generic versions
of `long double' math functions.
* sysdeps/libm-ieee754/s_isinf.c [NO_LONG_DOUBLE]: Add string
alias for __isinfl.
* sysdeps/libm-ieee754/w_acoshl.c, sysdeps/libm-ieee754/w_acosl.c,
sysdeps/libm-ieee754/w_asinl.c, sysdeps/libm-ieee754/w_atan2l.c,
sysdeps/libm-ieee754/w_atanhl.c, sysdeps/libm-ieee754/w_cabsl.c,
sysdeps/libm-ieee754/w_coshl.c, sysdeps/libm-ieee754/w_dreml.c,
sysdeps/libm-ieee754/w_expl.c, sysdeps/libm-ieee754/w_fmodl.c,
sysdeps/libm-ieee754/w_gammal.c, sysdeps/libm-ieee754/w_gammal_r.c,
sysdeps/libm-ieee754/w_hypotl.c, sysdeps/libm-ieee754/w_j0l.c,
sysdeps/libm-ieee754/w_j1l.c, sysdeps/libm-ieee754/w_jnl.c,
sysdeps/libm-ieee754/w_lgammal.c, sysdeps/libm-ieee754/w_lgammal_r.c,
sysdeps/libm-ieee754/w_log10l.c, sysdeps/libm-ieee754/w_logl.c,
sysdeps/libm-ieee754/w_powl.c, sysdeps/libm-ieee754/w_remainderl.c,
sysdeps/libm-ieee754/w_scalbl.c, sysdeps/libm-ieee754/w_sinhl.c,
sysdeps/libm-ieee754/w_sqrtl.c: New files. Wrapper functions
around long double function implementations.
* sysdeps/posix/ttyname_r.c (ttyname_r): Use _D_EXACT_NAMLEN
to determine length of directory entry name.
* posix/Makefile (routines): Add getlogin_r.
* posix/unistd.h: Add prototype for getlogin_r.
* sysdeps/stub/getlogin_r.c: New file. Reentrant version of
getlogin function, specified in P1003.1c/D6. Stub version.
* sysdeps/unix/getlogin.c (getlogin): Use ttyname_r instead of
ttyname. This avoids saving and restoring the old content.
Also use setutent_r, getutline_r and endutent_r instead of
accing UTMP file directly.
* sysdeps/unix/getlogin_r.c: New file. Reentrant version of
getlogin function, specified in P1003.1c/D6.
Tue Jun 4 20:10:09 1996 J.T. Conklin <jtc@cygnus.com>
* sysdeps/libm-i387/s_finitef.S: Fix mask for exponent.
* elf/dl-lookup.c (_dl_lookup_symbol): Grok magical undefined symbols
_GNU_libc_dl_{open,close,symbol} and resolve them to dl functions.
* elf/rtld.c (rtld_map): Renamed to _dl_rtld_map, made global.
* elf/link.h: Declare _dl_rtld_map.
* elf/dl-lookup.c (_dl_symbol_value): New function.
* elf/link.h: Declare it.
stdio-common/vfscanf.c: Prepare for reentrant libio.
Used in reentrant libio.
53 lines
1.4 KiB
C
53 lines
1.4 KiB
C
/* w_lgammal_r.c -- long double version of w_lgamma_r.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 long double lgammal_r(long double x, int *signgamp)
|
|
*/
|
|
|
|
#include "math.h"
|
|
#include "math_private.h"
|
|
|
|
|
|
#ifdef __STDC__
|
|
long double __lgammal_r(long double x, int *signgamp)
|
|
/* wrapper lgamma_r */
|
|
#else
|
|
long double __lgammal_r(x,signgamp) /* wrapper lgamma_r */
|
|
long double x; int *signgamp;
|
|
#endif
|
|
{
|
|
#ifdef _IEEE_LIBM
|
|
return __ieee754_lgammal_r(x,signgamp);
|
|
#else
|
|
long double y;
|
|
y = __ieee754_lgammal_r(x,signgamp);
|
|
if(_LIB_VERSION == _IEEE_) return y;
|
|
if(!__finitel(y)&&__finitel(x)) {
|
|
if(__floorl(x)==x&&x<=0.0)
|
|
return __kernel_standard(x,x,215); /* lgamma pole */
|
|
else
|
|
return __kernel_standard(x,x,214); /* lgamma overflow */
|
|
} else
|
|
return y;
|
|
#endif
|
|
}
|
|
weak_alias (__lgammal_r, lgammal_r)
|