10Sstevel@tonic-gate /* 20Sstevel@tonic-gate * CDDL HEADER START 30Sstevel@tonic-gate * 40Sstevel@tonic-gate * The contents of this file are subject to the terms of the 51846Scraigm * Common Development and Distribution License (the "License"). 61846Scraigm * You may not use this file except in compliance with the License. 70Sstevel@tonic-gate * 80Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 90Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 100Sstevel@tonic-gate * See the License for the specific language governing permissions 110Sstevel@tonic-gate * and limitations under the License. 120Sstevel@tonic-gate * 130Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 140Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 150Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 160Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 170Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 180Sstevel@tonic-gate * 190Sstevel@tonic-gate * CDDL HEADER END 200Sstevel@tonic-gate */ 211846Scraigm 220Sstevel@tonic-gate /* 23*5891Sraf * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 240Sstevel@tonic-gate * Use is subject to license terms. 250Sstevel@tonic-gate */ 260Sstevel@tonic-gate 270Sstevel@tonic-gate /* Copyright (c) 1988 AT&T */ 280Sstevel@tonic-gate /* All Rights Reserved */ 290Sstevel@tonic-gate 301846Scraigm #pragma ident "%Z%%M% %I% %E% SMI" 311846Scraigm 320Sstevel@tonic-gate 330Sstevel@tonic-gate /* 340Sstevel@tonic-gate * Ptr args aren't checked for NULL because the program would be a 350Sstevel@tonic-gate * catastrophic mess anyway. Better to abort than just to return NULL. 360Sstevel@tonic-gate */ 370Sstevel@tonic-gate #include "synonyms.h" 380Sstevel@tonic-gate #include "file64.h" 390Sstevel@tonic-gate #include "mtlib.h" 400Sstevel@tonic-gate #include <stdio.h> 410Sstevel@tonic-gate #include <string.h> 420Sstevel@tonic-gate #include <thread.h> 430Sstevel@tonic-gate #include <synch.h> 440Sstevel@tonic-gate #include <sys/types.h> 450Sstevel@tonic-gate #include <unistd.h> 460Sstevel@tonic-gate #include <limits.h> 470Sstevel@tonic-gate #include "stdiom.h" 480Sstevel@tonic-gate #include "mse.h" 490Sstevel@tonic-gate 500Sstevel@tonic-gate int 510Sstevel@tonic-gate fputs(const char *ptr, FILE *iop) 520Sstevel@tonic-gate { 530Sstevel@tonic-gate ssize_t ndone = 0L, n; 540Sstevel@tonic-gate unsigned char *cptr, *bufend; 550Sstevel@tonic-gate rmutex_t *lk; 560Sstevel@tonic-gate size_t ptrlen; 570Sstevel@tonic-gate size_t len = 0; 580Sstevel@tonic-gate int c; 590Sstevel@tonic-gate 600Sstevel@tonic-gate FLOCKFILE(lk, iop); 610Sstevel@tonic-gate 620Sstevel@tonic-gate _SET_ORIENTATION_BYTE(iop); 630Sstevel@tonic-gate 640Sstevel@tonic-gate if (_WRTCHK(iop)) { 650Sstevel@tonic-gate FUNLOCKFILE(lk); 660Sstevel@tonic-gate return (EOF); 670Sstevel@tonic-gate } 680Sstevel@tonic-gate bufend = _bufend(iop); 690Sstevel@tonic-gate 700Sstevel@tonic-gate ptrlen = strlen(ptr); 710Sstevel@tonic-gate if ((iop->_flag & _IONBF) == 0) { 720Sstevel@tonic-gate for (; ; ptr += len, ptrlen -= len) { 730Sstevel@tonic-gate while ((n = bufend - (cptr = iop->_ptr)) <= 0) { 740Sstevel@tonic-gate /* full buf */ 750Sstevel@tonic-gate if (_xflsbuf(iop) == EOF) { 760Sstevel@tonic-gate FUNLOCKFILE(lk); 770Sstevel@tonic-gate return (EOF); 780Sstevel@tonic-gate } 790Sstevel@tonic-gate } 800Sstevel@tonic-gate /* 810Sstevel@tonic-gate * n: number of available bytes in the buffer of 'iop' 820Sstevel@tonic-gate * ptrlen: number of remaining bytes in 'ptr' string 830Sstevel@tonic-gate * 840Sstevel@tonic-gate * If all remaining bytes in 'ptr' can be copied into 850Sstevel@tonic-gate * the buffer of 'iop' (ptrlen <= n), 'len' is set to 860Sstevel@tonic-gate * 'ptrlen'. Otherwise, 'len' is set to 'n'. 870Sstevel@tonic-gate * Then, copies 'len' bytes from 'ptr' to the buffer 880Sstevel@tonic-gate * of 'iop'. 890Sstevel@tonic-gate */ 900Sstevel@tonic-gate len = (c = (ptrlen <= n)) ? ptrlen : n; 910Sstevel@tonic-gate (void) memcpy(cptr, ptr, len); 920Sstevel@tonic-gate iop->_cnt -= len; 930Sstevel@tonic-gate iop->_ptr += len; 940Sstevel@tonic-gate if (_needsync(iop, bufend)) 950Sstevel@tonic-gate _bufsync(iop, bufend); 960Sstevel@tonic-gate ndone += len; 970Sstevel@tonic-gate if (c) { 980Sstevel@tonic-gate /* 990Sstevel@tonic-gate * All bytes in 'ptr' have been copied into 1000Sstevel@tonic-gate * the buffer of 'iop'. 1010Sstevel@tonic-gate * Flush buffer if line-buffered 1020Sstevel@tonic-gate */ 1030Sstevel@tonic-gate if (iop->_flag & _IOLBF) 1040Sstevel@tonic-gate if (_xflsbuf(iop) == EOF) { 1050Sstevel@tonic-gate FUNLOCKFILE(lk); 1060Sstevel@tonic-gate return (EOF); 1070Sstevel@tonic-gate } 1080Sstevel@tonic-gate FUNLOCKFILE(lk); 1090Sstevel@tonic-gate if (ndone <= INT_MAX) 1100Sstevel@tonic-gate return ((int)ndone); 1110Sstevel@tonic-gate else 1120Sstevel@tonic-gate return (EOF); 1130Sstevel@tonic-gate } 1140Sstevel@tonic-gate } 1150Sstevel@tonic-gate } 1160Sstevel@tonic-gate else 1170Sstevel@tonic-gate { 1180Sstevel@tonic-gate /* write out to an unbuffered file */ 1190Sstevel@tonic-gate ssize_t num_wrote; 1200Sstevel@tonic-gate ssize_t count = (ssize_t)ptrlen; 1211846Scraigm int fd = GET_FD(iop); 1220Sstevel@tonic-gate 1231846Scraigm while ((num_wrote = write(fd, ptr, (size_t)count)) != count) { 124*5891Sraf if (num_wrote <= 0) { 125*5891Sraf if (!cancel_active()) 1260Sstevel@tonic-gate iop->_flag |= _IOERR; 127*5891Sraf FUNLOCKFILE(lk); 128*5891Sraf return (EOF); 129*5891Sraf } 130*5891Sraf count -= num_wrote; 131*5891Sraf ptr += num_wrote; 1320Sstevel@tonic-gate } 1330Sstevel@tonic-gate FUNLOCKFILE(lk); 1340Sstevel@tonic-gate if (ptrlen <= INT_MAX) 1350Sstevel@tonic-gate return ((int)ptrlen); 1360Sstevel@tonic-gate else 1370Sstevel@tonic-gate return (EOF); 1380Sstevel@tonic-gate } 1390Sstevel@tonic-gate } 140