diff options
author | Roland McGrath <roland@gnu.org> | 1991-03-27 02:37:36 +0000 |
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committer | Roland McGrath <roland@gnu.org> | 1991-03-27 02:37:36 +0000 |
commit | 5cf0d0fc3234282d04ca3a9ef4421922b84330d3 (patch) | |
tree | 5e0fdd1b20289cc242552b62a2de650736176d36 /math | |
parent | ab5046305ee1739c7d0abecaf4fb9b365f22c76b (diff) |
Initial revision
Diffstat (limited to 'math')
-rw-r--r-- | math/finite.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/math/finite.c b/math/finite.c new file mode 100644 index 0000000000..ecb88ed156 --- /dev/null +++ b/math/finite.c @@ -0,0 +1,28 @@ +/* Copyright (C) 1991 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 1, 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 General Public License for more details. + +You should have received a copy of the GNU General Public License +along with the GNU C Library; see the file COPYING. If not, write to +the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ + +#include <ansidecl.h> +#include <math.h> + +#undef __finite + +/* Return nonzero if VALUE is finite (or NaN). */ +int +DEFUN(__finite, (value), double value) +{ + return !__isinf(value); +} |