From: François Pinard <pinard@iro.umontreal.ca>
Date: Wed, 16 Nov 1994 02:45:21 +0000 (+0000)
Subject: *** empty log message ***
X-Git-Url: https://git.brokenzipper.com/gitweb?a=commitdiff_plain;h=d3fdd8259b1dd0e5ec05d1540b10d2deba7cc864;p=chaz%2Ftar

*** empty log message ***
---

diff --git a/src/rmt.c b/src/rmt.c
index b44a8d3..01265f1 100644
--- a/src/rmt.c
+++ b/src/rmt.c
@@ -25,8 +25,6 @@ char copyright[] =
 static char sccsid[] = "@(#)rmt.c	5.4 (Berkeley) 6/29/88";
 #endif /* not lint */
 
-/* JF added #ifdef about SO_RCVBUF in attempt to make this run on more
-   machines.  Maybe it'll work */
 /*
  * rmt
  */
@@ -34,7 +32,11 @@ static char sccsid[] = "@(#)rmt.c	5.4 (Berkeley) 6/29/88";
 #include <sgtty.h>
 #include <sys/types.h>
 #include <sys/socket.h>
+#ifdef GENTAPE			/* e.g. ISC UNIX */
+#include <sys/gentape.h>
+#else
 #include <sys/mtio.h>
+#endif
 #include <errno.h>
 
 #if defined (i386) && defined (AIX)
@@ -167,6 +169,7 @@ top:
 	case 'I':
 		getstring(op); getstring(count);
 		DEBUG2("rmtd: I %s %s\n", op, count);
+#ifdef MTIOCTOP
 		{ struct mtop mtop;
 		  mtop.mt_op = atoi(op);
 		  mtop.mt_count = atoi(count);
@@ -174,17 +177,21 @@ top:
 			goto ioerror;
 		  rval = mtop.mt_count;
 		}
+#endif
 		goto respond;
 
 	case 'S':		/* status */
 		DEBUG("rmtd: S\n");
-		{ struct mtget mtget;
+		{
+#ifdef MTIOCGET
+		  struct mtget mtget;
 		  if (ioctl(tape, MTIOCGET, (char *)&mtget) < 0)
 			goto ioerror;
 		  rval = sizeof (mtget);
 		  (void) sprintf(resp, "A%d\n", rval);
 		  (void) write(1, resp, strlen(resp));
 		  (void) write(1, (char *)&mtget, sizeof (mtget));
+#endif
 		  goto top;
 		}
 
diff --git a/src/rmt.h b/src/rmt.h
new file mode 100644
index 0000000..c474406
--- /dev/null
+++ b/src/rmt.h
@@ -0,0 +1,96 @@
+/* Definitions for communicating with a remote tape drive.
+   Copyright (C) 1988, 1992 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2, or (at your option)
+   any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
+#if !defined(_POSIX_VERSION)
+#ifdef __MSDOS__
+#include <io.h>
+#else /* !__MSDOS__ */
+extern off_t lseek();
+#endif /* __MSDOS__ */
+#endif /* _POSIX_VERSION */
+
+#ifdef NO_REMOTE
+#define _isrmt(f)	0
+#define rmtopen		open
+#define rmtaccess	access
+#define rmtstat		stat
+#define rmtcreat	creat
+#define rmtlstat	lstat
+#define rmtread		read
+#define rmtwrite	write
+#define rmtlseek	lseek
+#define rmtclose	close
+#define rmtioctl	ioctl
+#define rmtdup		dup
+#define rmtfstat	fstat
+#define rmtfcntl	fcntl
+#define rmtisatty	isatty
+
+#else /* !NO_REMOTE */
+
+#define __REM_BIAS	128
+#define RMTIOCTL
+
+#ifndef O_CREAT
+#define O_CREAT	01000
+#endif
+
+extern char *__rmt_path;
+
+#if defined(USG) || defined(STDC_HEADERS)
+#include <string.h>
+#define index strchr
+#else
+extern char *index();
+#endif
+
+#define _remdev(path)	(!f_force_local && __rmt_path=index(path, ':'))
+#define _isrmt(fd)		((fd) >= __REM_BIAS)
+
+#define rmtopen(path,oflag,mode) (_remdev(path) ? __rmt_open(path, oflag, mode, __REM_BIAS) : open(path, oflag, mode))
+#define rmtaccess(path, amode)	(_remdev(path) ? 0 : access(path, amode))
+#define rmtstat(path, buf)	(_remdev(path) ? (errno = EOPNOTSUPP), -1 : stat(path, buf))
+#define rmtcreat(path, mode)	(_remdev(path) ? __rmt_open (path, 1 | O_CREAT, mode, __REM_BIAS) : creat(path, mode))
+#define rmtlstat(path,buf)	(_remdev(path) ? (errno = EOPNOTSUPP), -1 : lstat(path,buf))
+
+#define rmtread(fd, buf, n)	(_isrmt(fd) ? __rmt_read(fd - __REM_BIAS, buf, n) : read(fd, buf, n))
+#define rmtwrite(fd, buf, n)	(_isrmt(fd) ? __rmt_write(fd - __REM_BIAS, buf, n) : write(fd, buf, n))
+#define rmtlseek(fd, off, wh)	(_isrmt(fd) ? __rmt_lseek(fd - __REM_BIAS, off, wh) : lseek(fd, off, wh))
+#define rmtclose(fd)		(_isrmt(fd) ? __rmt_close(fd - __REM_BIAS) : close(fd))
+#ifdef RMTIOCTL
+#define rmtioctl(fd,req,arg)	(_isrmt(fd) ? __rmt_ioctl(fd - __REM_BIAS, req, arg) : ioctl(fd, req, arg))
+#else
+#define rmtioctl(fd,req,arg)	(_isrmt(fd) ? (errno = EOPNOTSUPP), -1 : ioctl(fd, req, arg))
+#endif
+#define rmtdup(fd)		(_isrmt(fd) ? (errno = EOPNOTSUPP), -1 : dup(fd))
+#define rmtfstat(fd, buf)	(_isrmt(fd) ? (errno = EOPNOTSUPP), -1 : fstat(fd, buf))
+#define rmtfcntl(fd,cmd,arg)	(_isrmt(fd) ? (errno = EOPNOTSUPP), -1 : fcntl (fd, cmd, arg))
+#define rmtisatty(fd)		(_isrmt(fd) ? 0 : isatty(fd))
+
+#undef RMTIOCTL
+
+int __rmt_open ();
+int __rmt_close ();
+int __rmt_read ();
+int __rmt_write ();
+long __rmt_lseek();
+int __rmt_ioctl ();
+#endif /* !NO_REMOTE */