| pthread_mutex_lock.3 (172880) | pthread_mutex_lock.3 (300043) |
|---|---|
| 1.\" Copyright (c) 1997 Brian Cully <shmit@kublai.com> 2.\" All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. --- 11 unchanged lines hidden (view full) --- 20.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26.\" SUCH DAMAGE. 27.\" | 1.\" Copyright (c) 1997 Brian Cully <shmit@kublai.com> 2.\" All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. --- 11 unchanged lines hidden (view full) --- 20.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26.\" SUCH DAMAGE. 27.\" |
| 28.\" $FreeBSD: head/share/man/man3/pthread_mutex_lock.3 172880 2007-10-22 10:08:01Z ru $ | 28.\" $FreeBSD: head/share/man/man3/pthread_mutex_lock.3 300043 2016-05-17 09:56:22Z kib $ |
| 29.\" | 29.\" |
| 30.Dd January 31, 2006 | 30.Dd April 29, 2016 |
| 31.Dt PTHREAD_MUTEX_LOCK 3 32.Os 33.Sh NAME 34.Nm pthread_mutex_lock 35.Nd lock a mutex 36.Sh LIBRARY 37.Lb libpthread 38.Sh SYNOPSIS --- 11 unchanged lines hidden (view full) --- 50If successful, 51.Fn pthread_mutex_lock 52will return zero, otherwise an error number will be returned to 53indicate the error. 54.Sh ERRORS 55The 56.Fn pthread_mutex_lock 57function will fail if: | 31.Dt PTHREAD_MUTEX_LOCK 3 32.Os 33.Sh NAME 34.Nm pthread_mutex_lock 35.Nd lock a mutex 36.Sh LIBRARY 37.Lb libpthread 38.Sh SYNOPSIS --- 11 unchanged lines hidden (view full) --- 50If successful, 51.Fn pthread_mutex_lock 52will return zero, otherwise an error number will be returned to 53indicate the error. 54.Sh ERRORS 55The 56.Fn pthread_mutex_lock 57function will fail if: |
| 58.Bl -tag -width Er | 58.Bl -tag -width "Er ENOTRECOVERABLE" |
| 59.It Bq Er EINVAL 60The value specified by 61.Fa mutex 62is invalid. 63.It Bq Er EDEADLK 64A deadlock would occur if the thread blocked waiting for 65.Fa mutex . | 59.It Bq Er EINVAL 60The value specified by 61.Fa mutex 62is invalid. 63.It Bq Er EDEADLK 64A deadlock would occur if the thread blocked waiting for 65.Fa mutex . |
| 66.It Bq Er EOWNERDEAD 67The argument 68.Fa mutex 69points to a robust mutex and the previous owning thread terminated 70while holding the mutex lock. 71The lock was granted to the caller and it is up to the new owner 72to make the state consistent. 73.It Bq Er ENOTRECOVERABLE 74The state protected by the 75.Fa mutex 76is not recoverable. |
|
| 66.El 67.Sh SEE ALSO | 77.El 78.Sh SEE ALSO |
| 79.Xr pthread_mutex_consistent 3 , |
|
| 68.Xr pthread_mutex_destroy 3 , 69.Xr pthread_mutex_init 3 , 70.Xr pthread_mutex_trylock 3 , 71.Xr pthread_mutex_unlock 3 72.Sh STANDARDS 73The 74.Fn pthread_mutex_lock 75function conforms to 76.St -p1003.1-96 . | 80.Xr pthread_mutex_destroy 3 , 81.Xr pthread_mutex_init 3 , 82.Xr pthread_mutex_trylock 3 , 83.Xr pthread_mutex_unlock 3 84.Sh STANDARDS 85The 86.Fn pthread_mutex_lock 87function conforms to 88.St -p1003.1-96 . |