diff options
Diffstat (limited to 'lib/libc_r')
-rw-r--r-- | lib/libc_r/man/Makefile.inc | 17 | ||||
-rw-r--r-- | lib/libc_r/man/pthread_cleanup_pop.3 | 60 | ||||
-rw-r--r-- | lib/libc_r/man/pthread_cleanup_push.3 | 63 | ||||
-rw-r--r-- | lib/libc_r/man/pthread_cond_broadcast.3 | 68 | ||||
-rw-r--r-- | lib/libc_r/man/pthread_cond_destroy.3 | 72 | ||||
-rw-r--r-- | lib/libc_r/man/pthread_cond_init.3 | 77 | ||||
-rw-r--r-- | lib/libc_r/man/pthread_cond_signal.3 | 68 | ||||
-rw-r--r-- | lib/libc_r/man/pthread_cond_timedwait.3 | 85 | ||||
-rw-r--r-- | lib/libc_r/man/pthread_cond_wait.3 | 79 | ||||
-rw-r--r-- | lib/libc_r/man/pthread_create.3 | 2 | ||||
-rw-r--r-- | lib/libc_r/man/pthread_mutex_destroy.3 | 70 | ||||
-rw-r--r-- | lib/libc_r/man/pthread_mutex_init.3 | 75 | ||||
-rw-r--r-- | lib/libc_r/man/pthread_mutex_lock.3 | 72 | ||||
-rw-r--r-- | lib/libc_r/man/pthread_mutex_trylock.3 | 73 | ||||
-rw-r--r-- | lib/libc_r/man/pthread_mutex_unlock.3 | 72 |
15 files changed, 951 insertions, 2 deletions
diff --git a/lib/libc_r/man/Makefile.inc b/lib/libc_r/man/Makefile.inc index 7d67fb8..e6bb8a5 100644 --- a/lib/libc_r/man/Makefile.inc +++ b/lib/libc_r/man/Makefile.inc @@ -1,10 +1,18 @@ -# $Id$ +# $Id: Makefile.inc,v 1.3 1997/02/22 15:05:23 peter Exp $ # POSIX thread man files .PATH: ${.CURDIR}/man -MAN3+= pthread_create.3 \ +MAN3+= pthread_cleanup_pop.3 \ + pthread_cleanup_push.3 \ + pthread_cond_broadcast.3 \ + pthread_cond_destroy.3 \ + pthread_cond_init.3 \ + pthread_cond_signal.3 \ + pthread_cond_timedwait.3 \ + pthread_cond_wait.3 \ + pthread_create.3 \ pthread_detach.3 \ pthread_equal.3 \ pthread_exit.3 \ @@ -12,6 +20,11 @@ MAN3+= pthread_create.3 \ pthread_join.3 \ pthread_key_create.3 \ pthread_key_delete.3 \ + pthread_mutex_destroy.3 \ + pthread_mutex_init.3 \ + pthread_mutex_lock.3 \ + pthread_mutex_trylock.3 \ + pthread_mutex_unlock.3 \ pthread_once.3 \ pthread_self.3 \ pthread_setspecific.3 diff --git a/lib/libc_r/man/pthread_cleanup_pop.3 b/lib/libc_r/man/pthread_cleanup_pop.3 new file mode 100644 index 0000000..40ba9eb --- /dev/null +++ b/lib/libc_r/man/pthread_cleanup_pop.3 @@ -0,0 +1,60 @@ +.\" Copyright (c) 1997 Brian Cully <shmit@kublai.com> +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. Neither the name of the author nor the names of any co-contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.Dd July 30, 1998 +.Dt PTHREAD_CLEANUP_POP 3 +.Os BSD 4 +.Sh NAME +.Nm pthread_cleanup_pop +.Nd call the first cleanup routine +.Sh SYNOPSIS +.Fd #include <pthread.h> +.Ft void +.Fn pthread_cleanup_pop "int execute" +.Sh DESCRIPTION +The +.Fn pthread_cleanup_pop +function pops the top cleanup routine off of the current threads cleanup +routine stack, and, if +.Fa execute +is non-zero, it will execute the function. If there is no cleanup routine +then +.Fn pthread_cleanup_pop +does nothing. +.Sh RETURN VALUES +.Fn pthread_cleanup_pop +does not return any value. +.Sh ERRORS +None +.Sh SEE ALSO +.Xr pthread_cleanup_push 3 , +.Xr pthread_exit 3 +.Sh STANDARDS +.Fn pthread_cleanup_pop +is expected to conform to IEEE +.Pq Dq Tn POSIX +Std 1003.1c when it is published. diff --git a/lib/libc_r/man/pthread_cleanup_push.3 b/lib/libc_r/man/pthread_cleanup_push.3 new file mode 100644 index 0000000..3853a84 --- /dev/null +++ b/lib/libc_r/man/pthread_cleanup_push.3 @@ -0,0 +1,63 @@ +.\" Copyright (c) 1997 Brian Cully <shmit@kublai.com> +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. Neither the name of the author nor the names of any co-contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.Dd July 30, 1998 +.Dt PTHREAD_CLEANUP_PUSH 3 +.Os BSD 4 +.Sh NAME +.Nm pthread_cleanup_push +.Nd add a cleanup function for thread exit +.Sh SYNOPSIS +.Fd #include <pthread.h> +.Ft void +.Fn pthread_cleanup_push "void *(*cleanup_routine)(void *)" "void *arg" +.Sh DESCRIPTION +The +.Fn pthread_cleanup_push +function adds +.Fa cleanup_routine +to the top of the stack of cleanup handlers that +get called when the current thread exits. +.Pp +When +.Fn pthread_cleanup_push +is called, it is passed +.Fa arg +as its only argument. +.Sh RETURN VALUES +.Fn pthread_cleanup_push +does not return any value. +.Sh ERRORS +None +.Sh SEE ALSO +.Xr pthread_cleanup_pop 3 , +.Xr pthread_exit 3 +.Sh STANDARDS +.Fn pthread_cleanup_push +is expected to conform to IEEE +.Pq Dq Tn POSIX +Std 1003.1c when it is published. diff --git a/lib/libc_r/man/pthread_cond_broadcast.3 b/lib/libc_r/man/pthread_cond_broadcast.3 new file mode 100644 index 0000000..3298e74 --- /dev/null +++ b/lib/libc_r/man/pthread_cond_broadcast.3 @@ -0,0 +1,68 @@ +.\" Copyright (c) 1997 Brian Cully <shmit@kublai.com> +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. Neither the name of the author nor the names of any co-contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.Dd July 28, 1998 +.Dt PTHREAD_COND_BROADCAST 3 +.Os BSD 4 +.Sh NAME +.Nm pthread_cond_broadcast +.Nd unblock all threads waiting for a condition variable +.Sh SYNOPSIS +.Fd #include <pthread.h> +.Ft int +.Fn pthread_cond_broadcast "pthread_cond_t *cond" +.Sh DESCRIPTION +The +.Fn pthread_cond_broadcast +function unblocks all threads waiting for the condition variable +.Fa cond . +.Sh RETURN VALUES +If successful, the +.Fn pthread_cond_broadcast +function will return zero, otherwise an error number will be returned +to indicate the error. +.Sh ERRORS +.Fn pthread_cond_broadcast +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +The value specified by +.Fa cond +is invalid. +.El +.Pp +.Sh SEE ALSO +.Xr pthread_cond_init 3 , +.Xr pthread_cond_destroy 3 , +.Xr pthread_cond_wait 3 , +.Xr pthread_cond_timedwait 3 , +.Xr pthread_cond_signal 3 +.Sh STANDARDS +.Fn pthread_cond_broadcast +is expected to conform to IEEE +.Pq Dq Tn POSIX +Std 1003.1c when it is published. diff --git a/lib/libc_r/man/pthread_cond_destroy.3 b/lib/libc_r/man/pthread_cond_destroy.3 new file mode 100644 index 0000000..2822f0e --- /dev/null +++ b/lib/libc_r/man/pthread_cond_destroy.3 @@ -0,0 +1,72 @@ +.\" Copyright (c) 1997 Brian Cully <shmit@kublai.com> +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. Neither the name of the author nor the names of any co-contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.Dd July 28, 1998 +.Dt PTHREAD_COND_DESTROY 3 +.Os BSD 4 +.Sh NAME +.Nm pthread_cond_destroy +.Nd destroy a condition variable +.Sh SYNOPSIS +.Fd #include <pthread.h> +.Ft int +.Fn pthread_cond_destroy "pthread_cond_t *cond" +.Sh DESCRIPTION +The +.Fn pthread_cond_destroy +function frees the resources allocated by the condition variable +.Fa cond . +.Sh RETURN VALUES +If successful, the +.Fn pthread_cond_init +function will return zero, otherwise an error number will be returned +to indicate the error. +.Sh ERRORS +.Fn pthread_cond_destroy +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +The value specified by +.Fa cond +is invalid. +.It Bq Er EBUSY +The variable +.Fa cond +is locked by another thread. +.El +.Pp +.Sh SEE ALSO +.Xr pthread_cond_init 3 , +.Xr pthread_cond_wait 3 , +.Xr pthread_cond_timedwait 3 , +.Xr pthread_cond_signal 3 , +.Xr pthread_cond_broadcast 3 +.Sh STANDARDS +.Fn pthread_cond_destroy +is expected to conform to IEEE +.Pq Dq Tn POSIX +Std 1003.1c when it is published. diff --git a/lib/libc_r/man/pthread_cond_init.3 b/lib/libc_r/man/pthread_cond_init.3 new file mode 100644 index 0000000..dd4759b --- /dev/null +++ b/lib/libc_r/man/pthread_cond_init.3 @@ -0,0 +1,77 @@ +.\" Copyright (c) 1997 Brian Cully <shmit@kublai.com> +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. Neither the name of the author nor the names of any co-contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.Dd July 28, 1998 +.Dt PTHREAD_COND_INIT 3 +.Os BSD 4 +.Sh NAME +.Nm pthread_cond_init +.Nd create a condition variable +.Sh SYNOPSIS +.Fd #include <pthread.h> +.Ft int +.Fn pthread_cond_init "pthread_cond_t *cond" "pthread_condattr_t *attr" +.Sh DESCRIPTION +The +.Fn pthread_cond_init +function creates a new condition variable, with attributes specified with +.Fa attr . +If +.Fa attr +is NULL the default attributes are used. +.Sh RETURN VALUES +If successful, the +.Fn pthread_cond_init +function will return zero and put the new condition variable id into +.Fa cond , +otherwise an error number will be returned to indicate the error. +.Sh ERRORS +.Fn pthread_cond_init +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +The value specified by +.Fa attr +is invalid. +.It Bq Er ENOMEM +The process cannot allocate enough memory to create another condition +variable. +.It Bq Er EAGAIN +The temporarily lacks the resources to create another condition variable. +.El +.Pp +.Sh SEE ALSO +.Xr pthread_cond_destroy 3 , +.Xr pthread_cond_wait 3 , +.Xr pthread_cond_timedwait 3 , +.Xr pthread_cond_signal 3 , +.Xr pthread_cond_broadcast 3 +.Sh STANDARDS +.Fn pthread_cond_init +is expected to conform to IEEE +.Pq Dq Tn POSIX +Std 1003.1c when it is published. diff --git a/lib/libc_r/man/pthread_cond_signal.3 b/lib/libc_r/man/pthread_cond_signal.3 new file mode 100644 index 0000000..d7f807f --- /dev/null +++ b/lib/libc_r/man/pthread_cond_signal.3 @@ -0,0 +1,68 @@ +.\" Copyright (c) 1997 Brian Cully <shmit@kublai.com> +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. Neither the name of the author nor the names of any co-contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.Dd July 28, 1998 +.Dt PTHREAD_COND_SIGNAL 3 +.Os BSD 4 +.Sh NAME +.Nm pthread_cond_signal +.Nd unblock a thread waiting for a condition variable +.Sh SYNOPSIS +.Fd #include <pthread.h> +.Ft int +.Fn pthread_cond_signal "pthread_cond_t *cond" +.Sh DESCRIPTION +The +.Fn pthread_cond_signal +function unblocks one thread waiting for the condition variable +.Fa cond . +.Sh RETURN VALUES +If successful, the +.Fn pthread_cond_signal +function will return zero, otherwise an error number will be returned +to indicate the error. +.Sh ERRORS +.Fn pthread_cond_signal +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +The value specified by +.Fa cond +is invalid. +.El +.Pp +.Sh SEE ALSO +.Xr pthread_cond_init 3 , +.Xr pthread_cond_destroy 3 , +.Xr pthread_cond_wait 3 , +.Xr pthread_cond_timedwait 3 , +.Xr pthread_cond_broadcast 3 +.Sh STANDARDS +.Fn pthread_cond_signal +is expected to conform to IEEE +.Pq Dq Tn POSIX +Std 1003.1c when it is published. diff --git a/lib/libc_r/man/pthread_cond_timedwait.3 b/lib/libc_r/man/pthread_cond_timedwait.3 new file mode 100644 index 0000000..8168315 --- /dev/null +++ b/lib/libc_r/man/pthread_cond_timedwait.3 @@ -0,0 +1,85 @@ +.\" Copyright (c) 1997 Brian Cully <shmit@kublai.com> +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. Neither the name of the author nor the names of any co-contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.Dd July 28, 1998 +.Dt PTHREAD_COND_TIMEDWAIT 3 +.Os BSD 4 +.Sh NAME +.Nm pthread_cond_timedwait +.Nd wait on a condition variable for a specific amount of time +.Sh SYNOPSIS +.Fd #include <pthread.h> +.Ft int +.Fn pthread_cond_timedwait "pthread_cond_t *cond" "pthread_mutex_t *mutex" "const struct timespec *abstime" +.Sh DESCRIPTION +The +.Fn pthread_cond_timedwait +function atomically blocks the current thread waiting on the condition +variable specified by +.Fa cond , +and unblocks the mutex specified by +.Fa mutex . +The waiting thread unblocks only after another thread calls +.Xr pthread_cond_signal 3 , +or +.Xr pthread_cond_broadcast 3 +with the same condition variable, or if the system time reaches the +time specified in +.Fa abstime , +and the current thread reaquires the lock on +.Fa mutex . +.Sh RETURN VALUES +If successful, the +.Fn pthread_cond_timedwait +function will return zero. Otherwise an error number will be returned to +indicate the error. +.Sh ERRORS +.Fn pthread_cond_timedwait +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +The value specified by +.Fa cond +or the value specified by +.Fa attr +is invalid. +.It Bq Er ETIMEDOUT +The system time has reached or exceeded the time specified in +.Fa abstime . +.El +.Pp +.Sh SEE ALSO +.Xr pthread_cond_init 3 , +.Xr pthread_cond_destroy 3 , +.Xr pthread_cond_wait 3 , +.Xr pthread_cond_signal 3 , +.Xr pthread_cond_broadcast 3 +.Sh STANDARDS +.Fn pthread_cond_timedwait +is expected to conform to IEEE +.Pq Dq Tn POSIX +Std 1003.1c when it is published. diff --git a/lib/libc_r/man/pthread_cond_wait.3 b/lib/libc_r/man/pthread_cond_wait.3 new file mode 100644 index 0000000..a1b8d12 --- /dev/null +++ b/lib/libc_r/man/pthread_cond_wait.3 @@ -0,0 +1,79 @@ +.\" Copyright (c) 1997 Brian Cully <shmit@kublai.com> +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. Neither the name of the author nor the names of any co-contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.Dd July 28, 1998 +.Dt PTHREAD_COND_WAIT 3 +.Os BSD 4 +.Sh NAME +.Nm pthread_cond_wait +.Nd wait on a condition variable +.Sh SYNOPSIS +.Fd #include <pthread.h> +.Ft int +.Fn pthread_cond_wait "pthread_cond_t *cond" "pthread_mutex_t *mutex" +.Sh DESCRIPTION +The +.Fn pthread_cond_wait +function atomically blocks the current thread waiting on the condition +variable specified by +.Fa cond , +and unblocks the mutex specified by +.Fa mutex . +The waiting thread unblocks only after another thread calls +.Xr pthread_cond_signal 3 , or +.Xr pthread_cond_broadcast 3 +with the same condition variable, and the current thread reaquires the lock +on +.Fa mutex . +.Sh RETURN VALUES +If successful, the +.Fn pthread_cond_wait +function will return zero. Otherwise an error number will be returned to +indicate the error. +.Sh ERRORS +.Fn pthread_cond_wait +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +The value specified by +.Fa cond +or the value specified by +.Fa attr +is invalid. +.El +.Pp +.Sh SEE ALSO +.Xr pthread_cond_init 3 , +.Xr pthread_cond_destroy 3 , +.Xr pthread_cond_timedwait 3 , +.Xr pthread_cond_signal 3 , +.Xr pthread_cond_broadcast 3 +.Sh STANDARDS +.Fn pthread_cond_wait +is expected to conform to IEEE +.Pq Dq Tn POSIX +Std 1003.1c when it is published. diff --git a/lib/libc_r/man/pthread_create.3 b/lib/libc_r/man/pthread_create.3 index 4da26cf..18ace5e 100644 --- a/lib/libc_r/man/pthread_create.3 +++ b/lib/libc_r/man/pthread_create.3 @@ -102,6 +102,8 @@ is invalid. .Sh SEE ALSO .Xr fork 2 , .Xr pthread_exit 3 , +.Xr pthread_cleanup_push 3 , +.Xr pthread_cleanup_pop 3 , .Xr pthread_join 3 .Sh STANDARDS .Fn pthread_create diff --git a/lib/libc_r/man/pthread_mutex_destroy.3 b/lib/libc_r/man/pthread_mutex_destroy.3 new file mode 100644 index 0000000..4f9b991 --- /dev/null +++ b/lib/libc_r/man/pthread_mutex_destroy.3 @@ -0,0 +1,70 @@ +.\" Copyright (c) 1997 Brian Cully <shmit@kublai.com> +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. Neither the name of the author nor the names of any co-contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.Dd July 29, 1998 +.Dt PTHREAD_MUTEX_DESTROY 3 +.Os BSD 4 +.Sh NAME +.Nm pthread_mutex_destroy +.Nd free resources allocated for a mutex +.Sh SYNOPSIS +.Fd #include <pthread.h> +.Ft int +.Fn pthread_mutex_destroy "pthread_mutex_t *mutex" +.Sh DESCRIPTION +The +.Fn pthread_mutex_destroy +function frees the resources allocated for +.Fa mutex . +.Sh RETURN VALUES +If successful, +.Fn pthread_mutex_destroy +will return zero, otherwise an error number will be returned to +indicate the error. +.Sh ERRORS +.Fn pthread_mutex_destroy +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +The value specified by +.Fa mutex +is invalid. +.It Bq Er EBUSY +.Fa Mutex +is locked by another thread. +.El +.Pp +.Sh SEE ALSO +.Xr pthread_mutex_init 3 , +.Xr pthread_mutex_lock 3 , +.Xr pthread_mutex_unlock 3 , +.Xr pthread_mutex_trylock 3 +.Sh STANDARDS +.Fn pthread_mutex_destroy +is expected to conform to IEEE +.Pq Dq Tn POSIX +Std 1003.1c when it is published. diff --git a/lib/libc_r/man/pthread_mutex_init.3 b/lib/libc_r/man/pthread_mutex_init.3 new file mode 100644 index 0000000..5136eef --- /dev/null +++ b/lib/libc_r/man/pthread_mutex_init.3 @@ -0,0 +1,75 @@ +.\" Copyright (c) 1997 Brian Cully <shmit@kublai.com> +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. Neither the name of the author nor the names of any co-contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.Dd July 29, 1998 +.Dt PTHREAD_MUTEX_INIT 3 +.Os BSD 4 +.Sh NAME +.Nm pthread_mutex_init +.Nd create a mutex +.Sh SYNOPSIS +.Fd #include <pthread.h> +.Ft int +.Fn pthread_mutex_init "pthread_mutex_t *mutex" "pthread_mutexattr_t *attr" +.Sh DESCRIPTION +The +.Fn pthread_mutex_init +function creates a new mutex, with attributes specified with +.Fa attr . +If +.Fa attr +is NULL the default attributes are used. +.Sh RETURN VALUES +If successful, +.Fn pthread_mutex_init +will return zero and put the new mutex id into +.Fa mutex , +otherwise an error number will be returned to indicate the error. +.Sh ERRORS +.Fn pthread_mutex_init +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +The value specified by +.Fa attr +is invalid. +.It Bq Er ENOMEM +The process cannot allocate enough memory to create another mutex. +.It Bq Er EAGAIN +The temporarily lacks the resources to create another mutex. +.El +.Pp +.Sh SEE ALSO +.Xr pthread_mutex_destroy 3 , +.Xr pthread_mutex_lock 3 , +.Xr pthread_mutex_unlock 3 , +.Xr pthread_mutex_trylock 3 +.Sh STANDARDS +.Fn pthread_mutex_init +is expected to conform to IEEE +.Pq Dq Tn POSIX +Std 1003.1c when it is published. diff --git a/lib/libc_r/man/pthread_mutex_lock.3 b/lib/libc_r/man/pthread_mutex_lock.3 new file mode 100644 index 0000000..7636772 --- /dev/null +++ b/lib/libc_r/man/pthread_mutex_lock.3 @@ -0,0 +1,72 @@ +.\" Copyright (c) 1997 Brian Cully <shmit@kublai.com> +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. Neither the name of the author nor the names of any co-contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.Dd July 30, 1998 +.Dt PTHREAD_MUTEX_LOCK 3 +.Os BSD 4 +.Sh NAME +.Nm pthread_mutex_lock +.Nd lock a mutex +.Sh SYNOPSIS +.Fd #include <pthread.h> +.Ft int +.Fn pthread_mutex_lock "pthread_mutex_t *mutex" +.Sh DESCRIPTION +The +.Fn pthread_mutex_lock +function locks +.Fa mutex . +If the mutex is already locked, the calling thread will block until the +mutex becomes available. +.Sh RETURN VALUES +If successful, +.Fn pthread_mutex_lock +will return zero, otherwise an error number will be returned to +indicate the error. +.Sh ERRORS +.Fn pthread_mutex_lock +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +The value specified by +.Fa mutex +is invalid. +.It Bq Er EDEADLK +A deadlock would occur if the thread blocked waiting for +.Fa mutex . +.El +.Pp +.Sh SEE ALSO +.Xr pthread_mutex_unlock 3 , +.Xr pthread_mutex_trylock 3 , +.Xr pthread_mutex_init 3 , +.Xr pthread_mutex_destroy 3 +.Sh STANDARDS +.Fn pthread_mutex_lock +is expected to conform to IEEE +.Pq Dq Tn POSIX +Std 1003.1c when it is published. diff --git a/lib/libc_r/man/pthread_mutex_trylock.3 b/lib/libc_r/man/pthread_mutex_trylock.3 new file mode 100644 index 0000000..3ba235e --- /dev/null +++ b/lib/libc_r/man/pthread_mutex_trylock.3 @@ -0,0 +1,73 @@ +.\" Copyright (c) 1997 Brian Cully <shmit@kublai.com> +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. Neither the name of the author nor the names of any co-contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.Dd July 30, 1998 +.Dt PTHREAD_MUTEX_TRYLOCK 3 +.Os BSD 4 +.Sh NAME +.Nm pthread_mutex_trylock +.Nd attempt to lock a mutex without blocking +.Sh SYNOPSIS +.Fd #include <pthread.h> +.Ft int +.Fn pthread_mutex_trylock "pthread_mutex_t *mutex" +.Sh DESCRIPTION +The +.Fn pthread_mutex_trylock +function locks +.Fa mutex . +If the mutex is already locked, +.Fn pthread_mutex_trylock +will not block waiting for the mutex, but will return an error condition. +.Sh RETURN VALUES +If successful, +.Fn pthread_mutex_trylock +will return zero, otherwise an error number will be returned to +indicate the error. +.Sh ERRORS +.Fn pthread_mutex_trylock +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +The value specified by +.Fa mutex +is invalid. +.It Bq Er EBUSY +.Fa Mutex +is already locked. +.El +.Pp +.Sh SEE ALSO +.Xr pthread_mutex_lock 3 , +.Xr pthread_mutex_unlock 3 , +.Xr pthread_mutex_init 3 , +.Xr pthread_mutex_destroy 3 +.Sh STANDARDS +.Fn pthread_mutex_trylock +is expected to conform to IEEE +.Pq Dq Tn POSIX +Std 1003.1c when it is published. diff --git a/lib/libc_r/man/pthread_mutex_unlock.3 b/lib/libc_r/man/pthread_mutex_unlock.3 new file mode 100644 index 0000000..18884e9 --- /dev/null +++ b/lib/libc_r/man/pthread_mutex_unlock.3 @@ -0,0 +1,72 @@ +.\" Copyright (c) 1997 Brian Cully <shmit@kublai.com> +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. Neither the name of the author nor the names of any co-contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.Dd July 30, 1998 +.Dt PTHREAD_MUTEX_UNLOCK 3 +.Os BSD 4 +.Sh NAME +.Nm pthread_mutex_unlock +.Nd unlock a mutex +.Sh SYNOPSIS +.Fd #include <pthread.h> +.Ft int +.Fn pthread_mutex_unlock "pthread_mutex_t *mutex" +.Sh DESCRIPTION +If the current thread holds the lock on +.Fa mutex , +then the +.Fn pthread_mutex_unlock +function unlocks +.Fa mutex . +.Sh RETURN VALUES +If successful, +.Fn pthread_mutex_unlock +will return zero, otherwise an error number will be returned to +indicate the error. +.Sh ERRORS +.Fn pthread_mutex_trylock +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +The value specified by +.Fa mutex +is invalid. +.It Bq Er EPERM +The current thread does not hold a lock on +.Fa mutex . +.El +.Pp +.Sh SEE ALSO +.Xr pthread_mutex_lock 3 , +.Xr pthread_mutex_trylock 3 , +.Xr pthread_mutex_init 3 , +.Xr pthread_mutex_destroy 3 +.Sh STANDARDS +.Fn pthread_mutex_unlock +is expected to conform to IEEE +.Pq Dq Tn POSIX +Std 1003.1c when it is published. |