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authorRoland McGrath <roland@gnu.org>2001-06-16 04:47:37 +0000
committerRoland McGrath <roland@gnu.org>2001-06-16 04:47:37 +0000
commit5ec73bb91f231a0d7a3c54183a9282cafd5511cb (patch)
tree42da8a5cc86f92fa1331117501a336064a19ba7f /rt/aio_misc.h
parent636ccfc8fb4c9bd450fa5b7982771912a602d2b0 (diff)
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2001-06-15 Roland McGrath <roland@frob.com>
* rt/Makefile (aio-routines, clock-routines, timer-routines): New variables, broken out of librt-routines. (librt-routines): Set using those. (extra-libs, extra-libc-others, tests): Set these unconditionally. (distribute): No need for $(librt-map) or $(librt-routines:=.c) here. * sysdeps/generic/aio_fsync.c: New file. * sysdeps/generic/aio_misc.c: New file. * sysdeps/generic/aio_write.c: New file. * sysdeps/generic/aio_write64.c: New file. * sysdeps/generic/aio_read64.c: New file. * sysdeps/generic/aio_read.c: New file. * sysdeps/generic/aio_notify.c: New file. * sysdeps/generic/lio_listio64.c: New file. * sysdeps/generic/lio_listio.c: New file. * sysdeps/generic/aio_cancel.c: New file. * sysdeps/generic/aio_misc.h: New file. * sysdeps/generic/aio_suspend.c: New file. * rt/aio_cancel.c: Moved to ... * sysdeps/pthread/aio_cancel.c: ... here. * rt/aio_fsync.c: Moved to ... * sysdeps/pthread/aio_fsync.c: ... here. * rt/aio_misc.c: Moved to ... * sysdeps/pthread/aio_misc.c: ... here. * rt/aio_misc.h: Moved to ... * sysdeps/pthread/aio_misc.h: ... here. * rt/aio_notify.c: Moved to ... * sysdeps/pthread/aio_notify.c: ... here. * rt/aio_read.c: Moved to ... * sysdeps/pthread/aio_read.c: ... here. * rt/aio_read64.c: Moved to ... * sysdeps/pthread/aio_read64.c: ... here. * rt/aio_suspend.c: Moved to ... * sysdeps/pthread/aio_suspend.c: ... here. * rt/aio_write.c: Moved to ... * sysdeps/pthread/aio_write.c: ... here. * rt/aio_write64.c: Moved to ... * sysdeps/pthread/aio_write64.c: ... here. * rt/lio_listio.c: Moved to ... * sysdeps/pthread/lio_listio.c: ... here. * rt/lio_listio64.c: Moved to ... * sysdeps/pthread/lio_listio64.c: ... here.
Diffstat (limited to 'rt/aio_misc.h')
-rw-r--r--rt/aio_misc.h127
1 files changed, 0 insertions, 127 deletions
diff --git a/rt/aio_misc.h b/rt/aio_misc.h
deleted file mode 100644
index 372b555..0000000
--- a/rt/aio_misc.h
+++ /dev/null
@@ -1,127 +0,0 @@
-/* Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
-
- The GNU C Library 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
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
-
-#ifndef _AIO_MISC_H
-#define _AIO_MISC_H 1
-
-#include <aio.h>
-#include <pthread.h>
-
-
-/* Extend the operation enum. */
-enum
-{
- LIO_DSYNC = LIO_READ + 1,
- LIO_SYNC,
- LIO_READ64 = LIO_READ | 128,
- LIO_WRITE64 = LIO_WRITE | 128
-};
-
-
-/* Union of the two request types. */
-typedef union
- {
- struct aiocb aiocb;
- struct aiocb64 aiocb64;
- } aiocb_union;
-
-
-/* Used to synchronize. */
-struct waitlist
- {
- struct waitlist *next;
-
- pthread_cond_t *cond;
- volatile int *counterp;
- /* The next field is used in asynchronous `lio_listio' operations. */
- struct sigevent *sigevp;
- /* XXX See requestlist, it's used to work around the broken signal
- handling in Linux. */
- pid_t caller_pid;
- };
-
-
-/* Status of a request. */
-enum
-{
- no,
- queued,
- yes,
- allocated,
- done
-};
-
-
-/* Used to queue requests.. */
-struct requestlist
- {
- int running;
-
- struct requestlist *last_fd;
- struct requestlist *next_fd;
- struct requestlist *next_prio;
- struct requestlist *next_run;
-
- /* Pointer to the actual data. */
- aiocb_union *aiocbp;
-
- /* PID of the initiator thread.
- XXX This is only necessary for the broken signal handling on Linux. */
- pid_t caller_pid;
-
- /* List of waiting processes. */
- struct waitlist *waiting;
- };
-
-
-/* Lock for global I/O list of requests. */
-extern pthread_mutex_t __aio_requests_mutex;
-
-
-/* Enqueue request. */
-extern struct requestlist *__aio_enqueue_request (aiocb_union *aiocbp,
- int operation)
- internal_function;
-
-/* Find request entry for given AIO control block. */
-extern struct requestlist *__aio_find_req (aiocb_union *elem)
- internal_function;
-
-/* Find request entry for given file descriptor. */
-extern struct requestlist *__aio_find_req_fd (int fildes) internal_function;
-
-/* Remove request from the list. */
-extern void __aio_remove_request (struct requestlist *last,
- struct requestlist *req, int all)
- internal_function;
-
-/* Release the entry for the request. */
-extern void __aio_free_request (struct requestlist *req) internal_function;
-
-/* Notify initiator of request and tell this everybody listening. */
-extern void __aio_notify (struct requestlist *req) internal_function;
-
-/* Notify initiator of request. */
-extern int __aio_notify_only (struct sigevent *sigev, pid_t caller_pid)
- internal_function;
-
-/* Send the signal. */
-extern int __aio_sigqueue (int sig, const union sigval val, pid_t caller_pid)
- internal_function;
-
-#endif /* aio_misc.h */