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| author | Ulrich Drepper <drepper@redhat.com> | 1999-07-14 00:54:57 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 1999-07-14 00:54:57 +0000 |
| commit | abfbdde177c3a7155070dda1b2cdc8292054cc26 (patch) | |
| tree | e021306b596381fbf8311d2b7eb294e918ff17c8 /sysdeps/generic/s_ldexp.c | |
| parent | 86421aa57ecfd70963ae66848bd6a6dd3b8e0fe6 (diff) | |
| download | glibc-abfbdde177c3a7155070dda1b2cdc8292054cc26.tar.gz glibc-abfbdde177c3a7155070dda1b2cdc8292054cc26.tar.xz glibc-abfbdde177c3a7155070dda1b2cdc8292054cc26.zip | |
Update.
Diffstat (limited to 'sysdeps/generic/s_ldexp.c')
| -rw-r--r-- | sysdeps/generic/s_ldexp.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/sysdeps/generic/s_ldexp.c b/sysdeps/generic/s_ldexp.c new file mode 100644 index 0000000000..12c336fad4 --- /dev/null +++ b/sysdeps/generic/s_ldexp.c @@ -0,0 +1,37 @@ +/* @(#)s_ldexp.c 5.1 93/09/24 */ +/* + * ==================================================== + * 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: s_ldexp.c,v 1.6 1995/05/10 20:47:40 jtc Exp $"; +#endif + +#include "math.h" +#include "math_private.h" +#include <errno.h> + +#ifdef __STDC__ + double __ldexp(double value, int exp) +#else + double __ldexp(value, exp) + double value; int exp; +#endif +{ + if(!__finite(value)||value==0.0) return value; + value = __scalbn(value,exp); + if(!__finite(value)||value==0.0) __set_errno (ERANGE); + return value; +} +weak_alias (__ldexp, ldexp) +#ifdef NO_LONG_DOUBLE +strong_alias (__ldexp, __ldexpl) +weak_alias (__ldexp, ldexpl) +#endif |