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Diffstat (limited to 'man3/aio_suspend.3')
-rw-r--r-- | man3/aio_suspend.3 | 143 |
1 files changed, 0 insertions, 143 deletions
diff --git a/man3/aio_suspend.3 b/man3/aio_suspend.3 deleted file mode 100644 index c8f606e..0000000 --- a/man3/aio_suspend.3 +++ /dev/null @@ -1,143 +0,0 @@ -'\" t -.\" Copyright (c) 2003 Andries Brouwer (aeb@cwi.nl) -.\" and Copyright (C) 2010 Michael Kerrisk <mtk.manpages@gmail.com> -.\" -.\" SPDX-License-Identifier: GPL-2.0-or-later -.\" -.TH aio_suspend 3 2023-10-31 "Linux man-pages 6.7" -.SH NAME -aio_suspend \- wait for asynchronous I/O operation or timeout -.SH LIBRARY -Real-time library -.RI ( librt ", " \-lrt ) -.SH SYNOPSIS -.nf -.P -.B "#include <aio.h>" -.P -.BI "int aio_suspend(const struct aiocb *const " aiocb_list "[], int " nitems , -.BI " const struct timespec *restrict " timeout ); -.fi -.SH DESCRIPTION -The -.BR aio_suspend () -function suspends the calling thread until one of the following occurs: -.IP \[bu] 3 -One or more of the asynchronous I/O requests in the list -.I aiocb_list -has completed. -.IP \[bu] -A signal is delivered. -.IP \[bu] -.I timeout -is not NULL and the specified time interval has passed. -(For details of the -.I timespec -structure, see -.BR nanosleep (2).) -.P -The -.I nitems -argument specifies the number of items in -.IR aiocb_list . -Each item in the list pointed to by -.I aiocb_list -must be either NULL (and then is ignored), -or a pointer to a control block on which I/O was initiated using -.BR aio_read (3), -.BR aio_write (3), -or -.BR lio_listio (3). -(See -.BR aio (7) -for a description of the -.I aiocb -structure.) -.P -If -.B CLOCK_MONOTONIC -is supported, this clock is used to measure -the timeout interval (see -.BR clock_gettime (2)). -.SH RETURN VALUE -If this function returns after completion of one of the I/O -requests specified in -.IR aiocb_list , -0 is returned. -Otherwise, \-1 is returned, and -.I errno -is set to indicate the error. -.SH ERRORS -.TP -.B EAGAIN -The call timed out before any of the indicated operations -had completed. -.TP -.B EINTR -The call was ended by signal -(possibly the completion signal of one of the operations we were -waiting for); see -.BR signal (7). -.TP -.B ENOSYS -.BR aio_suspend () -is not implemented. -.SH ATTRIBUTES -For an explanation of the terms used in this section, see -.BR attributes (7). -.TS -allbox; -lbx lb lb -l l l. -Interface Attribute Value -T{ -.na -.nh -.BR aio_suspend () -T} Thread safety MT-Safe -.TE -.SH STANDARDS -POSIX.1-2008. -.SH HISTORY -glibc 2.1. -POSIX.1-2001. -.P -POSIX doesn't specify the parameters to be -.IR restrict ; -that is specific to glibc. -.SH NOTES -One can achieve polling by using a non-NULL -.I timeout -that specifies a zero time interval. -.P -If one or more of the asynchronous I/O operations specified in -.I aiocb_list -has already completed at the time of the call to -.BR aio_suspend (), -then the call returns immediately. -.P -To determine which I/O operations have completed -after a successful return from -.BR aio_suspend (), -use -.BR aio_error (3) -to scan the list of -.I aiocb -structures pointed to by -.IR aiocb_list . -.SH BUGS -The glibc implementation of -.BR aio_suspend () -is not async-signal-safe, -.\" FIXME . https://sourceware.org/bugzilla/show_bug.cgi?id=13172 -in violation of the requirements of POSIX.1. -.SH SEE ALSO -.BR aio_cancel (3), -.BR aio_error (3), -.BR aio_fsync (3), -.BR aio_read (3), -.BR aio_return (3), -.BR aio_write (3), -.BR lio_listio (3), -.BR aio (7), -.BR time (7) |