1 .\" $NetBSD: pthread_mutex_init.3,v 1.4 2008/05/04 19:43:05 martin Exp $
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25 .\" Copyright (c) 1997 Brian Cully <shmit@kublai.com>
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52 .\" $FreeBSD: src/lib/libpthread/man/pthread_mutex_init.3,v 1.12 2002/09/16 19:29:29 mini Exp $
55 .Dt PTHREAD_MUTEX_INIT 3
58 .Nm pthread_mutex_init
65 .Fn pthread_mutex_init "pthread_mutex_t * restrict mutex" "const pthread_mutexattr_t * restrict attr"
68 .Fn pthread_mutex_init
69 function creates a new mutex, with attributes specified with
73 is NULL the default attributes are used.
76 .Fn pthread_mutex_init
77 will return zero and put the new mutex id into
79 otherwise an error number will be returned to indicate the error.
81 .Fn pthread_mutex_init
85 The system lacks the resources to initialize another mutex.
87 The process cannot allocate enough memory to initialize another mutex.
90 .Fn pthread_mutex_init
94 The value specified by
99 .Xr pthread_mutex_destroy 3 ,
100 .Xr pthread_mutex_lock 3 ,
101 .Xr pthread_mutex_trylock 3 ,
102 .Xr pthread_mutex_unlock 3
104 .Fn pthread_mutex_init