From 9d13fb2413921c713f83efe331e8e4d219c62c6b Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 14 Dec 2005 15:06:39 +0000 Subject: Moved to csu/errno-loc.c. --- math/s_nanl.c | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 math/s_nanl.c (limited to 'math/s_nanl.c') diff --git a/math/s_nanl.c b/math/s_nanl.c new file mode 100644 index 0000000000..9709b92383 --- /dev/null +++ b/math/s_nanl.c @@ -0,0 +1,40 @@ +/* Return quiet nan. + Copyright (C) 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper , 1997. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include +#include +#include +#include + + +long double +__nanl (const char *tagp) +{ + if (tagp[0] != '\0') + { + char buf[6 + strlen (tagp)]; + sprintf (buf, "NAN(%s)", tagp); + return strtold (buf, NULL); + } + + return NAN; +} +weak_alias (__nanl, nanl) -- cgit 1.4.1