2N/A/*
2N/A * CDDL HEADER START
2N/A *
2N/A * The contents of this file are subject to the terms of the
2N/A * Common Development and Distribution License (the "License").
2N/A * You may not use this file except in compliance with the License.
2N/A *
2N/A * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
2N/A * or http://www.opensolaris.org/os/licensing.
2N/A * See the License for the specific language governing permissions
2N/A * and limitations under the License.
2N/A *
2N/A * When distributing Covered Code, include this CDDL HEADER in each
2N/A * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
2N/A * If applicable, add the following below this CDDL HEADER, with the
2N/A * fields enclosed by brackets "[]" replaced with your own identifying
2N/A * information: Portions Copyright [yyyy] [name of copyright owner]
2N/A *
2N/A * CDDL HEADER END
2N/A */
2N/A
2N/A/*
2N/A * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
2N/A * Use is subject to license terms.
2N/A */
2N/A
2N/A/* Copyright (c) 1988 AT&T */
2N/A/* All Rights Reserved */
2N/A
2N/A#pragma ident "%Z%%M% %I% %E% SMI"
2N/A
2N/A#include "lint.h"
2N/A#include "file64.h"
2N/A#include "mtlib.h"
2N/A#include <sys/types.h>
2N/A#include <stdio.h>
2N/A#include <memory.h>
2N/A#include <thread.h>
2N/A#include <synch.h>
2N/A#include <limits.h>
2N/A#include "stdiom.h"
2N/A#include "mse.h"
2N/A
2N/Aint
2N/Aputs(const char *ptr)
2N/A{
2N/A ssize_t ndone = 0L, n;
2N/A unsigned char *cptr, *bufend;
2N/A rmutex_t *lk;
2N/A size_t ptrlen;
2N/A size_t len = 0;
2N/A int c;
2N/A
2N/A FLOCKFILE(lk, stdout);
2N/A
2N/A _SET_ORIENTATION_BYTE(stdout);
2N/A
2N/A if (_WRTCHK(stdout)) {
2N/A FUNLOCKFILE(lk);
2N/A return (EOF);
2N/A }
2N/A
2N/A bufend = _bufend(stdout);
2N/A
2N/A ptrlen = strlen(ptr) + 1; /* adding 1 for '\n' */
2N/A for (; ; ptr += len, ptrlen -= len) {
2N/A while ((n = bufend - (cptr = stdout->_ptr)) <= 0) /* full buf */
2N/A {
2N/A if (_xflsbuf(stdout) == EOF) {
2N/A FUNLOCKFILE(lk);
2N/A return (EOF);
2N/A }
2N/A }
2N/A /*
2N/A * n: number of available bytes in the buffer of stdout
2N/A * ptrlen: number of remaining bytes in 'ptr' string
2N/A *
2N/A * If all remaining bytes in 'ptr' can be copied into
2N/A * the buffer of stdout (ptrlen <= n), 'len' is set to
2N/A * 'ptrlen'. Otherwise, 'len' is set to 'n'.
2N/A * Then, copies 'len' bytes from 'ptr' to the buffer
2N/A * of stdout.
2N/A */
2N/A len = (c = (ptrlen <= n)) ? ptrlen : n;
2N/A (void) memcpy(cptr, ptr, len);
2N/A stdout->_cnt -= len;
2N/A stdout->_ptr += len;
2N/A if (_needsync(stdout, bufend))
2N/A _bufsync(stdout, bufend);
2N/A ndone += len;
2N/A if (c) {
2N/A /*
2N/A * All bytes in 'ptr' can be copied into
2N/A * the buffer of stdout.
2N/A * Terminate the buffer of stdout with '\n'
2N/A * and flush line buffer
2N/A */
2N/A stdout->_ptr[-1] = '\n';
2N/A if (stdout->_flag & (_IONBF | _IOLBF)) {
2N/A /* flush line */
2N/A if (_xflsbuf(stdout) == EOF) {
2N/A FUNLOCKFILE(lk);
2N/A return (EOF);
2N/A }
2N/A }
2N/A FUNLOCKFILE(lk);
2N/A if (ndone <= INT_MAX)
2N/A return ((int)ndone);
2N/A else
2N/A return (EOF);
2N/A }
2N/A }
2N/A}