matherr.c
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:1k
- /* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
- This program 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 2 of the License, or
- (at your option) any later version.
- This program 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 this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
- /* Fix that we got POSTFIX_ERROR when doing unreasonable math (not core) */
- #include <my_global.h>
- #include <errno.h>
- /* Fix that we gets POSTFIX_ERROR when error in math */
- #if defined(HAVE_MATHERR)
- int matherr(struct exception *x)
- {
- if (x->type != PLOSS)
- x->retval=POSTFIX_ERROR;
- switch (x->type) {
- case DOMAIN:
- case SING:
- my_errno=EDOM;
- break;
- case OVERFLOW:
- case UNDERFLOW:
- my_errno=ERANGE;
- break;
- default:
- break;
- }
- return(1); /* Take no other action */
- }
- #endif