145 lines
2.9 KiB
C
145 lines
2.9 KiB
C
/*
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* Copyright (c) 1985 Regents of the University of California.
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* All rights reserved. The Berkeley software License Agreement
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* specifies the terms and conditions for redistribution.
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*/
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#ifndef lint
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char copyright[] =
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"@(#) Copyright (c) 1985 Regents of the University of California.\n\
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All rights reserved.\n";
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#endif not lint
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#ifndef lint
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static char sccsid[] = "@(#)tcopy.c 1.1 92/07/30 SMI"; /* from UCB 1.2 12/11/85 */
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#endif not lint
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#include <stdio.h>
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#include <signal.h>
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#include <sys/file.h>
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#include <sys/types.h>
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#include <sys/ioctl.h>
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#include <sys/mtio.h>
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#define SIZE (64 * 1024)
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char buff[SIZE];
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int filen=1;
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long count, lcount;
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int RUBOUT();
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long itol();
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int nfile;
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long size, tsize;
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int ln;
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char *inf, *outf;
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int copy;
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main(argc, argv)
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char **argv;
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{
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register n, nw, inp, outp;
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struct mtop op;
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if (argc <=1 || argc > 4) {
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fprintf(stderr, "Usage: tcopy src [dest]\n");
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exit(1);
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}
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inf = argv[1];
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if (argc == 3) {
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outf = argv[2];
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copy = 1;
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}
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if ((inp=open(inf, O_RDONLY, 0666)) < 0) {
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fprintf(stderr,"Can't open %s\n", inf);
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exit(1);
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}
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if (copy) {
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if ((outp=open(outf, O_WRONLY, 0666)) < 0) {
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fprintf(stderr,"Can't open %s\n", outf);
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exit(3);
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}
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}
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if (signal(SIGINT, SIG_IGN) != SIG_IGN)
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(void) signal(SIGINT, RUBOUT);
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ln = -2;
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for (;;) {
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count++;
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n = read(inp, buff, SIZE);
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if (n > 0) {
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if (copy) {
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nw = write(outp, buff, n);
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if (nw != n) {
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fprintf(stderr, "write (%d) != read (%d)\n",
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nw, n);
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fprintf(stderr, "COPY Aborted\n");
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exit(5);
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}
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}
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size += n;
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if (n != ln) {
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if (ln > 0)
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if (count - lcount > 1)
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printf("file %d: records %ld to %ld: size %d\n",
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filen, lcount, count-1, ln);
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else
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printf("file %d: record %ld: size %d\n",
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filen, lcount, ln);
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ln = n;
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lcount = count;
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}
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}
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else {
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if (ln <= 0 && ln != -2) {
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printf("eot\n");
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break;
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}
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if (ln > 0)
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if (count - lcount > 1)
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printf("file %d: records %ld to %ld: size %d\n",
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filen, lcount, count-1, ln);
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else
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printf("file %d: record %ld: size %d\n",
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filen, lcount, ln);
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printf("file %d: eof after %ld records: %ld bytes\n",
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filen, count-1, size);
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if (copy) {
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op.mt_op = MTWEOF;
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op.mt_count = (daddr_t)1;
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if(ioctl(outp, MTIOCTOP, (char *)&op) < 0) {
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perror("Write EOF");
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exit(6);
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}
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}
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filen++;
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count = 0;
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lcount = 0;
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tsize += size;
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size = 0;
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if (nfile && filen > nfile)
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break;
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ln = n;
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}
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}
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if (copy)
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(void) close(outp);
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printf("total length: %ld bytes\n", tsize);
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exit(0);
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/* NOTREACHED */
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}
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RUBOUT()
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{
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if (count > lcount)
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--count;
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if (count)
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if (count > lcount)
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printf("file %d: records %ld to %ld: size %d\n",
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filen, lcount, count, ln);
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else
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printf("file %d: record %ld: size %d\n",
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filen, lcount, ln);
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printf("interrupted at file %d: record %ld\n", filen, count);
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printf("total length: %ld bytes\n", tsize+size);
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exit(1);
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}
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