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[/] [openrisc/] [trunk/] [gnu-src/] [newlib-1.18.0/] [newlib/] [libc/] [stdio/] [sniprintf.c] - Rev 298
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/* * 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
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