17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*7257d1b4Sraf * Common Development and Distribution License (the "License"). 6*7257d1b4Sraf * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate */ 21e8031f0aSraf 227c478bd9Sstevel@tonic-gate /* 23*7257d1b4Sraf * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 24e8031f0aSraf * Use is subject to license terms. 257c478bd9Sstevel@tonic-gate */ 267c478bd9Sstevel@tonic-gate 27*7257d1b4Sraf /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 28*7257d1b4Sraf /* All Rights Reserved */ 29*7257d1b4Sraf 30e8031f0aSraf #pragma ident "%Z%%M% %I% %E% SMI" 317c478bd9Sstevel@tonic-gate 327c478bd9Sstevel@tonic-gate /* 33*7257d1b4Sraf * NAME 34*7257d1b4Sraf * copystream - copy one FILE stream to another 35*7257d1b4Sraf * 36*7257d1b4Sraf * SYNOPSIS 37*7257d1b4Sraf * int copystream(FILE *infp, FILE *outfp) 38*7257d1b4Sraf * 39*7257d1b4Sraf * DESCRIPTION 40*7257d1b4Sraf * copystream() copies one stream to another. The stream 41*7257d1b4Sraf * infp must be opened for reading and the stream outfp 42*7257d1b4Sraf * must be opened for writing. 43*7257d1b4Sraf * 44*7257d1b4Sraf * It returns true if the stream is successively copied; 45*7257d1b4Sraf * false if any writes fail. 467c478bd9Sstevel@tonic-gate */ 477c478bd9Sstevel@tonic-gate 487c478bd9Sstevel@tonic-gate #include "libmail.h" 497c478bd9Sstevel@tonic-gate #include <sys/types.h> 507c478bd9Sstevel@tonic-gate 517c478bd9Sstevel@tonic-gate int 527c478bd9Sstevel@tonic-gate copystream(FILE *infp, FILE *outfp) 537c478bd9Sstevel@tonic-gate { 547c478bd9Sstevel@tonic-gate char buffer[BUFSIZ]; 557c478bd9Sstevel@tonic-gate size_t nread; 567c478bd9Sstevel@tonic-gate 577c478bd9Sstevel@tonic-gate while ((nread = fread(buffer, sizeof (char), sizeof (buffer), 587c478bd9Sstevel@tonic-gate infp)) > 0) 597c478bd9Sstevel@tonic-gate if (fwrite(buffer, sizeof (char), nread, outfp) != nread) 607c478bd9Sstevel@tonic-gate return (0); 617c478bd9Sstevel@tonic-gate return (1); 627c478bd9Sstevel@tonic-gate } 63