0,0 → 1,120 |
/* |
* Copyright (c) 1990, 2007 The Regents of the University of California. |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms are permitted |
* provided that the above copyright notice and this paragraph are |
* duplicated in all such forms and that any documentation, |
* advertising materials, and other materials related to such |
* distribution and use acknowledge that the software was developed |
* by the University of California, Berkeley. The name of the |
* University may not be used to endorse or promote products derived |
* from this software without specific prior written permission. |
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED |
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. |
*/ |
|
/* This code created by modifying snprintf.c so copyright inherited. */ |
/* doc in siprintf.c */ |
|
#include <_ansi.h> |
#include <reent.h> |
#include <stdio.h> |
#ifdef _HAVE_STDC |
#include <stdarg.h> |
#else |
#include <varargs.h> |
#endif |
#include <limits.h> |
#include <errno.h> |
#include "local.h" |
|
int |
#ifdef _HAVE_STDC |
_DEFUN (_sniprintf_r, (ptr, str, size, fmt), |
struct _reent *ptr _AND |
char *str _AND |
size_t size _AND |
_CONST char *fmt _DOTS) |
#else |
_sniprintf_r (ptr, str, size, fmt, va_alist) |
struct _reent *ptr; |
char *str; |
size_t size; |
_CONST char *fmt; |
va_dcl |
#endif |
{ |
int ret; |
va_list ap; |
FILE f; |
|
if (size > INT_MAX) |
{ |
ptr->_errno = EOVERFLOW; |
return EOF; |
} |
f._flags = __SWR | __SSTR; |
f._bf._base = f._p = (unsigned char *) str; |
f._bf._size = f._w = (size > 0 ? size - 1 : 0); |
f._file = -1; /* No file. */ |
#ifdef _HAVE_STDC |
va_start (ap, fmt); |
#else |
va_start (ap); |
#endif |
ret = _svfiprintf_r (ptr, &f, fmt, ap); |
va_end (ap); |
if (ret < EOF) |
ptr->_errno = EOVERFLOW; |
if (size > 0) |
*f._p = 0; |
return (ret); |
} |
|
#ifndef _REENT_ONLY |
|
int |
#ifdef _HAVE_STDC |
_DEFUN (sniprintf, (str, size, fmt), |
char *str _AND |
size_t size _AND |
_CONST char *fmt _DOTS) |
#else |
sniprintf (str, size, fmt, va_alist) |
char *str; |
size_t size; |
_CONST char *fmt; |
va_dcl |
#endif |
{ |
int ret; |
va_list ap; |
FILE f; |
struct _reent *ptr = _REENT; |
|
if (size > INT_MAX) |
{ |
ptr->_errno = EOVERFLOW; |
return EOF; |
} |
f._flags = __SWR | __SSTR; |
f._bf._base = f._p = (unsigned char *) str; |
f._bf._size = f._w = (size > 0 ? size - 1 : 0); |
f._file = -1; /* No file. */ |
#ifdef _HAVE_STDC |
va_start (ap, fmt); |
#else |
va_start (ap); |
#endif |
ret = _svfiprintf_r (ptr, &f, fmt, ap); |
va_end (ap); |
if (ret < EOF) |
ptr->_errno = EOVERFLOW; |
if (size > 0) |
*f._p = 0; |
return (ret); |
} |
|
#endif |