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- /*-
- * Copyright (c) 1982, 1986, 1988 The Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * @(#)copy.c 7.7 (Berkeley) 5/21/91
- */
-
- #define BSIZE 10240
-
- /*
- * Copy from from to to. Intended for use in system installation.
- */
- main()
- {
- extern int errno;
- register int from, to, record, rcc, wcc, bsize = BSIZE;
- char buf[BSIZE];
-
- from = getfile("From", 0);
- to = getfile("To", 1);
- for (record = 0;; ++record) {
- if (!(rcc = read(from, buf, bsize)))
- break;
- if (rcc < 0) {
- printf("Record %d: read error, errno=%d\n",
- record, errno);
- break;
- }
- if (rcc != bsize) {
- if (record == 0) {
- bsize = rcc;
- printf("Block size set from input; %d bytes\n",
- bsize);
- } else
- printf("Record %d: read short; expected %d, got %d\n",
- record, bsize, rcc);
- }
- #ifdef vax
- /* For bug in ht driver. */
- if (rcc > bsize)
- rcc = bsize;
- #endif
- if ((wcc = write(to, buf, rcc)) < 0) {
- printf("Record %d: write error: errno=%d\n",
- record, errno);
- break;
- }
- if (wcc < rcc) {
- printf("Record %d: write short; expected %d, got %d\n",
- record, rcc, wcc);
- break;
- }
- }
- printf("copy completed: %d records copied\n", record);
- }
-