diff options
Diffstat (limited to 'usr/src/lib/libbc/libc/stdio/common/fwrite.c')
-rw-r--r-- | usr/src/lib/libbc/libc/stdio/common/fwrite.c | 101 |
1 files changed, 0 insertions, 101 deletions
diff --git a/usr/src/lib/libbc/libc/stdio/common/fwrite.c b/usr/src/lib/libbc/libc/stdio/common/fwrite.c deleted file mode 100644 index c68412ed52..0000000000 --- a/usr/src/lib/libbc/libc/stdio/common/fwrite.c +++ /dev/null @@ -1,101 +0,0 @@ -/* - * CDDL HEADER START - * - * The contents of this file are subject to the terms of the - * Common Development and Distribution License, Version 1.0 only - * (the "License"). You may not use this file except in compliance - * with the License. - * - * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE - * or http://www.opensolaris.org/os/licensing. - * See the License for the specific language governing permissions - * and limitations under the License. - * - * When distributing Covered Code, include this CDDL HEADER in each - * file and include the License file at usr/src/OPENSOLARIS.LICENSE. - * If applicable, add the following below this CDDL HEADER, with the - * fields enclosed by brackets "[]" replaced with your own identifying - * information: Portions Copyright [yyyy] [name of copyright owner] - * - * CDDL HEADER END - */ -/* - * Copyright 1989 Sun Microsystems, Inc. All rights reserved. - * Use is subject to license terms. - */ - -/* Copyright (c) 1984 AT&T */ -/* All Rights Reserved */ - -#pragma ident "%Z%%M% %I% %E% SMI" /* from S5R2 3.6 */ - -/*LINTLIBRARY*/ -/* - * This version writes directly to the buffer rather than looping on putc. - * Ptr args aren't checked for NULL because the program would be a - * catastrophic mess anyway. Better to abort than just to return NULL. - * - * This version does buffered writes larger than BUFSIZ directly, when - * the buffer is empty. - */ -#include <stdio.h> -#include "stdiom.h" - -#define MIN(x, y) (x < y ? x : y) - -extern char *memcpy(); - -int -fwrite(ptr, size, count, iop) -char *ptr; -int size, count; -register FILE *iop; -{ - register unsigned nleft; - register int n; - register unsigned char *cptr, *bufend; - register unsigned char *prev_ptr; - - if (size <= 0 || count <= 0 || _WRTCHK(iop)) - return (0); - - bufend = iop->_base + iop->_bufsiz; - nleft = count*size; - - /* if the file is unbuffered, or if the iop->ptr = iop->base, and there - is > BUFSZ chars to write, we can do a direct write */ - prev_ptr = iop->_ptr; - if (iop->_base >= iop->_ptr) { /*this covers the unbuffered case, too*/ - if (((iop->_flag & _IONBF) != 0) || (nleft >= BUFSIZ)) { - if ((n=write(fileno(iop),ptr,nleft)) != nleft) - { - iop->_flag |= _IOERR; - n = (n >= 0) ? n : 0; - } - return n/size; - } - } - /* Put characters in the buffer */ - /* note that the meaning of n when just starting this loop is - irrelevant. It is defined in the loop */ - for (; ; ptr += n) { - while ((n = bufend - (cptr = iop->_ptr)) <= 0) /* full buf */ - if (_xflsbuf(iop) == EOF) - return (count - (nleft + size - 1)/size); - n = MIN(nleft, n); - (void) memcpy((char *) cptr, ptr, n); - iop->_cnt -= n; - iop->_ptr += n; - _BUFSYNC(iop); - /* done; flush if linebuffered with a newline */ - if ((nleft -= n) == 0) { - if (iop->_flag & (_IOLBF | _IONBF)) { - if ((iop->_flag & _IONBF) || (memchr(prev_ptr, - '\n',iop->_ptr - prev_ptr) != NULL)) { - (void) _xflsbuf(iop); - } - } - return (count); - } - } -} |