From d3fdd8259b1dd0e5ec05d1540b10d2deba7cc864 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Fran=C3=A7ois=20Pinard?= Date: Wed, 16 Nov 1994 02:45:21 +0000 Subject: [PATCH] *** empty log message *** --- src/rmt.c | 13 ++++++-- src/rmt.h | 96 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 106 insertions(+), 3 deletions(-) create mode 100644 src/rmt.h 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 #include #include +#ifdef GENTAPE /* e.g. ISC UNIX */ +#include +#else #include +#endif #include #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 +#endif + +#if !defined(_POSIX_VERSION) +#ifdef __MSDOS__ +#include +#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 +#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 */ -- 2.44.0