summaryrefslogtreecommitdiff
path: root/ext/bcmath/libbcmath/src/nearzero.c
diff options
context:
space:
mode:
Diffstat (limited to 'ext/bcmath/libbcmath/src/nearzero.c')
-rw-r--r--ext/bcmath/libbcmath/src/nearzero.c69
1 files changed, 0 insertions, 69 deletions
diff --git a/ext/bcmath/libbcmath/src/nearzero.c b/ext/bcmath/libbcmath/src/nearzero.c
deleted file mode 100644
index ae16b65d8a..0000000000
--- a/ext/bcmath/libbcmath/src/nearzero.c
+++ /dev/null
@@ -1,69 +0,0 @@
-/* nearzero.c: bcmath library file. */
-/*
- Copyright (C) 1991, 1992, 1993, 1994, 1997 Free Software Foundation, Inc.
- Copyright (C) 2000 Philip A. Nelson
-
- This 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 of the License, or (at your option) any later version.
-
- This 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. (COPYING.LIB)
-
- You should have received a copy of the GNU Lesser General Public
- License along with this library; if not, write to:
-
- The Free Software Foundation, Inc.
- 59 Temple Place, Suite 330
- Boston, MA 02111-1307 USA.
-
- You may contact the author by:
- e-mail: philnelson@acm.org
- us-mail: Philip A. Nelson
- Computer Science Department, 9062
- Western Washington University
- Bellingham, WA 98226-9062
-
-*************************************************************************/
-
-#include <config.h>
-#include <stdio.h>
-#include <assert.h>
-#include <stdlib.h>
-#include <ctype.h>
-#include <stdarg.h>
-#include "bcmath.h"
-#include "private.h"
-
-/* In some places we need to check if the number NUM is almost zero.
- Specifically, all but the last digit is 0 and the last digit is 1.
- Last digit is defined by scale. */
-
-char
-bc_is_near_zero (num, scale)
- bc_num num;
- int scale;
-{
- int count;
- char *nptr;
-
- /* Error checking */
- if (scale > num->n_scale)
- scale = num->n_scale;
-
- /* Initialize */
- count = num->n_len + scale;
- nptr = num->n_value;
-
- /* The check */
- while ((count > 0) && (*nptr++ == 0)) count--;
-
- if (count != 0 && (count != 1 || *--nptr != 1))
- return FALSE;
- else
- return TRUE;
-}
-