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.\" Copyright (C) 1996-1999 Free Software Foundation, Inc.
.\"
.\" Permission is granted to make and distribute verbatim copies of
.\" this manual provided the copyright notice and this permission notice are
.\" preserved on all copies.
.\"
.\" Permission is granted to copy and distribute modified versions of
.\" this manual under the conditions for verbatim copying, provided that
.\" the entire resulting derived work is distributed under the terms of a
.\" permission notice identical to this one.
.\"
.\" Permission is granted to copy and distribute translations of this
.\" manual into another language, under the above conditions for modified
.\" versions, except that this permission notice may be stated in a
.\" translation approved by the Foundation.
.\"
.\" Copyright (C) 1996 Xavier Leroy.
.\"
.\" Japanese Version Copyright (C) 2002-2003 Suzuki Takashi
.\" all rights reserved.
.\" Translated Sat Jan 4 14:23:32 JST 2003
.\" by Suzuki Takashi.
.\"
.\"WORD: mutex creation attribute mutex°
.\"WORD: mutex attribute object mutex°֥
.\"WORD: mutex kind mutex
.\"WORD: mutex kind attribute mutex̤ɽ°
.\"WORD: mutex type mutex
.\"WORD: timed Ĥ
.\"
.\"
.TH PTHREAD_MUTEXATTR 3 LinuxThreads
.SH "̾"
pthread_mutexattr_init, pthread_mutexattr_destroy, pthread_mutexattr_settype, pthread_mutexattr_gettype
\- mutex °
.SH ""
.B #include <pthread.h>
.BI "int pthread_mutexattr_init(pthread_mutexattr_t *" attr ");"
.BI "int pthread_mutexattr_destroy(pthread_mutexattr_t *" attr ");"
.BI "int pthread_mutexattr_settype(pthread_mutexattr_t *" attr ", int " kind ");"
.BI "int pthread_mutexattr_gettype(const pthread_mutexattr_t *" attr ", int *" kind ");"
.SH ""
mutex ° mutex ˡ
.BR "pthread_mutex_init" (3)
2 Ȥ mutex °֥ȤϤȤ
ꤹ뤳ȤǤ롣
.B "NULL"
ϤȤϡ٤Ƥ°ǥեͤ
ꤵ줿 mutex °֥ȤϤȤƱǤ롣
.B "pthread_mutexattr_init"
mutex °֥
.I "attr"
٤Ƥ°ǥեȤͤꤹ롣
.B "pthread_mutexattr_destroy"
mutex °֥Ȥ˲롣
˲줿 mutex °֥Ȥ
ƤӽޤǺƻѤƤϤʤʤ
.B "pthread_mutexattr_destroy"
LinuxThreads μǤϲ⤷ʤ
LinuxThreads Ϥ 1 Ĥ mutex °бƤ롣
mutex (mutex kind) ǡ
® (fast) mutex ɽ
.B "PTHREAD_MUTEX_FAST_NP"
ֺƵŪ (recursive) mutex ɽ
.B "PTHREAD_MUTEX_RECURSIVE_NP"
֥顼Ԥʤ (error checking) mutex ɽ
.B "PTHREAD_MUTEX_ERRORCHECK_NP"
Τ줫ͤȤ롣
.B "NP"
Ȥ褦ˡ
POSIX ɸФݡ֥Ǥʤĥǡ
ݡ֥ʥץǤѤ٤Ǥʤ
mutex ̤ϡ
륹åɤʬȤ
.BR "pthread_mutex_lock" (3)
ǤǤݻƤ mutex å褦ȤȤˡ
뤫ꤹ롣
mutex ® (fast) פȤ̤ξ硢
.BR "pthread_mutex_lock" (3)
ñ˸ƤӽФåɤʱߤ롣
mutex ֥顼Ԥʤ (error checking) פȤ̤ξ硢
.BR "pthread_mutex_lock" (3)
ϥ顼
.B "EDEADLK"
ȤȤľ֤롣
mutex ֺƵŪ (recursive) פȤ̤ξ硢
.BR "pthread_mutex_lock" (3)
θƤӽФ֤ͤȤȤľ֤롣
mutex ݻƤ륹åɤå mutex ˵Ͽ롣
ݻƤ륹åɤå֤뤿ˤϡ
Ʊ
.BR "pthread_mutex_unlock" (3)
ƤӽФʤФʤʤ
ǥեȤ mutex ̤ϡ® (fast) ס
ʤ
.B "PTHREAD_MUTEX_FAST_NP"
Ǥ롣
.B "pthread_mutexattr_settype"
.I "attr"
mutex ̤ɽ°
.I "kind"
Ǽͤꤹ롣
.B "pthread_mutexattr_gettype"
.I "attr"
mutex ̤ɽ°
.I "kind"
ǻؤΰ˳Ǽ롣
.SH "֤"
.B "pthread_mutexattr_init"
.B "pthread_mutexattr_destroy"
.B "pthread_mutexattr_gettype"
Ͼ 0 ֤
.B "pthread_mutexattr_settype"
0 顼ξ 0 Υ顼ɤ֤
.SH "顼"
顼ΤȤ
.B "pthread_mutexattr_settype"
ϼΤ褦ʥ顼ɤ֤:
.TP
.B "EINVAL"
.I "kind"
.B "PTHREAD_MUTEX_FAST_NP"
.B "PTHREAD_MUTEX_RECURSIVE_NP"
.B "PTHREAD_MUTEX_ERRORCHECK_NP"
ΤǤʤ
.SH ""
Xavier Leroy <Xavier.Leroy@inria.fr>
.SH "Ϣ"
.BR "pthread_mutex_init" (3),
.BR "pthread_mutex_lock" (3),
.BR "pthread_mutex_unlock" (3).
[1] glibc-linuxthreads κǿΥɥȤ Texinfo Ƥ롣
εҤ glibc-linuxthreads-2.2 ʹߤǤʤ
ʲ glibc-linuxthreads-2.3.1 Texinfo ե뤫ΰѤǤ롣
(kind) (type) ѹƤ롣
LinuxThreads Ϥ 1 Ĥ mutex °бƤ롣
mutex (mutex type) ǡ
® (fast) mutex ɽ
.B "PTHREAD_MUTEX_ADAPTIVE_NP"
ֺƵŪ (recursive) mutex ɽ
.B "PTHREAD_MUTEX_RECURSIVE_NP"
ֻĤ (timed) mutex ɽ
.B "PTHREAD_MUTEX_TIMED_NP"
֥顼Ԥʤ (error checking) mutex ɽ
.B "PTHREAD_MUTEX_ERRORCHECK_NP"
Τ줫ͤȤ롣
.B "NP"
Ȥ褦ˡ
POSIX ɸФݡ֥Ǥʤĥǡ
ݡ֥ʥץǤѤ٤Ǥʤ
mutex ϡ
륹åɤʬȤ
.BR "pthread_mutex_lock" (3)
ǤǤݻƤ mutex å褦ȤȤˡ
뤫ꤹ롣
mutex ® (fast) פȤξ硢
.BR "pthread_mutex_lock" (3)
ñ˸ƤӽФåɤʱߤ롣
mutex ֥顼Ԥʤ (error checking) פȤξ硢
.BR "pthread_mutex_lock" (3)
ϥ顼
.B "EDEADLK"
ȤȤľ֤롣
mutex ֺƵŪ (recursive) פȤξ硢
.BR "pthread_mutex_lock" (3)
θƤӽФ֤ͤȤȤľ֤롣
mutex ݻƤ륹åɤå mutex ˵Ͽ롣
ݻƤ륹åɤå֤뤿ˤϡ
Ʊ
.BR "pthread_mutex_unlock" (3)
ƤӽФʤФʤʤ
ǥեȤ mutex ϡֻĤ (timed) ס
ʤ
.B "PTHREAD_MUTEX_TIMED_NP"
Ǥ롣
[2] LinuxThreads Ǥ mutex ץ֤Ƕͭ뤳ȤϤǤʤ
glibc-linuxthreads-2.2 ʹߡ 2 ĤδؿɲäƤ롣
.BI "int pthread_mutexattr_getpshared(const pthread_mutexattr_t *" attr ", int *" pshared ");"
.I "pshared"
ǻؤΰ
.B "PTHREAD_PROCESS_PRIVATE"
Ǽ 0 ֤
.BI "int pthread_mutexattr_setpshared(pthread_mutexattr_t *" attr ", int " pshared ");"
.I "pshared"
.B "PTHREAD_PROCESS_PRIVATE"
.B "PTHREAD_PROCESS_SHARED"
ΤǤʤ硢
.B "EINVAL"
֤
.I "pshared"
.B "PTHREAD_PROCESS_SHARED"
ξ硢
.B "ENOSYS"
֤
ʳξ硢 0 ֤
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