diff options
author | jasone <jasone@FreeBSD.org> | 2000-05-02 06:51:40 +0000 |
---|---|---|
committer | jasone <jasone@FreeBSD.org> | 2000-05-02 06:51:40 +0000 |
commit | 03d029f134f6886d414e869610af3f09054ef37e (patch) | |
tree | d5f8485897f9957f144321659a45c86542f4d63d /lib/libc_r | |
parent | 548e56c9d24f4f96bf7751d190bf456f023ac145 (diff) | |
download | FreeBSD-src-03d029f134f6886d414e869610af3f09054ef37e.zip FreeBSD-src-03d029f134f6886d414e869610af3f09054ef37e.tar.gz |
Add missing man pages. Fix various compliance bugs, mostly having to do with
error return values. Implement pthread_mutexattr_gettype().
PR: docs/16537, docs/17538
Diffstat (limited to 'lib/libc_r')
-rw-r--r-- | lib/libc_r/man/Makefile.inc | 46 | ||||
-rw-r--r-- | lib/libc_r/man/pthread_attr.3 | 200 | ||||
-rw-r--r-- | lib/libc_r/man/pthread_condattr.3 | 82 | ||||
-rw-r--r-- | lib/libc_r/man/pthread_kill.3 | 75 | ||||
-rw-r--r-- | lib/libc_r/man/pthread_mutexattr.3 | 172 | ||||
-rw-r--r-- | lib/libc_r/man/pthread_schedparam.3 | 89 | ||||
-rw-r--r-- | lib/libc_r/man/pthread_sigmask.3 | 96 | ||||
-rw-r--r-- | lib/libc_r/man/sigwait.3 | 85 | ||||
-rw-r--r-- | lib/libc_r/uthread/uthread_attr_setschedparam.c | 6 | ||||
-rw-r--r-- | lib/libc_r/uthread/uthread_attr_setschedpolicy.c | 7 | ||||
-rw-r--r-- | lib/libc_r/uthread/uthread_attr_setscope.c | 17 | ||||
-rw-r--r-- | lib/libc_r/uthread/uthread_mattr_kind_np.c | 15 | ||||
-rw-r--r-- | lib/libc_r/uthread/uthread_setschedparam.c | 10 |
13 files changed, 875 insertions, 25 deletions
diff --git a/lib/libc_r/man/Makefile.inc b/lib/libc_r/man/Makefile.inc index cba81ca..c330c96 100644 --- a/lib/libc_r/man/Makefile.inc +++ b/lib/libc_r/man/Makefile.inc @@ -4,9 +4,11 @@ .PATH: ${.CURDIR}/man -MAN3+= pthread_cancel.3 \ +MAN3+= pthread_attr.3 \ + pthread_cancel.3 \ pthread_cleanup_pop.3 \ pthread_cleanup_push.3 \ + pthread_condattr.3 \ pthread_cond_broadcast.3 \ pthread_cond_destroy.3 \ pthread_cond_init.3 \ @@ -21,6 +23,8 @@ MAN3+= pthread_cancel.3 \ pthread_join.3 \ pthread_key_create.3 \ pthread_key_delete.3 \ + pthread_kill.3 \ + pthread_mutexattr.3 \ pthread_mutex_destroy.3 \ pthread_mutex_init.3 \ pthread_mutex_lock.3 \ @@ -36,20 +40,54 @@ MAN3+= pthread_cancel.3 \ pthread_rwlockattr_getpshared.3 \ pthread_rwlockattr_init.3 \ pthread_rwlockattr_setpshared.3 \ + pthread_schedparam.3 \ pthread_self.3 \ pthread_setspecific.3 \ + pthread_sigmask.3 \ pthread_testcancel.3 \ sem_destroy.3 \ sem_getvalue.3 \ sem_init.3 \ sem_open.3 \ sem_post.3 \ - sem_wait.3 + sem_wait.3 \ + sigwait.3 -MLINKS+= pthread_cancel.3 pthread_getcancelstate.3 \ - pthread_cancel.3 pthread_setcancelstate.3 \ +MLINKS+= \ + pthread_attr.3 pthread_attr_destroy.3 \ + pthread_attr.3 pthread_attr_getdetachstate.3 \ + pthread_attr.3 pthread_attr_getinheritsched.3 \ + pthread_attr.3 pthread_attr_getschedparam.3 \ + pthread_attr.3 pthread_attr_getschedpolicy.3 \ + pthread_attr.3 pthread_attr_getscope.3 \ + pthread_attr.3 pthread_attr_getstackaddr.3 \ + pthread_attr.3 pthread_attr_getstacksize.3 \ + pthread_attr.3 pthread_attr_init.3 \ + pthread_attr.3 pthread_attr_setdetachstate.3 \ + pthread_attr.3 pthread_attr_setinheritsched.3 \ + pthread_attr.3 pthread_attr_setschedparam.3 \ + pthread_attr.3 pthread_attr_setschedpolicy.3 \ + pthread_attr.3 pthread_attr_setscope.3 \ + pthread_attr.3 pthread_attr_setstackaddr.3 \ + pthread_attr.3 pthread_attr_setstacksize.3 \ + pthread_condattr.3 pthread_condattr_init.3 \ + pthread_condattr.3 pthread_condattr_destroy.3 \ + pthread_mutexattr.3 pthread_mutexattr_init.3 \ + pthread_mutexattr.3 pthread_mutexattr_destroy.3 \ + pthread_mutexattr.3 pthread_mutexattr_getprioceiling.3 \ + pthread_mutexattr.3 pthread_mutexattr_getprotocol.3 \ + pthread_mutexattr.3 pthread_mutexattr_getpshared.3 \ + pthread_mutexattr.3 pthread_mutexattr_gettype.3 \ + pthread_mutexattr.3 pthread_mutexattr_setprioceiling.3 \ + pthread_mutexattr.3 pthread_mutexattr_setprotocol.3 \ + pthread_mutexattr.3 pthread_mutexattr_setpshared.3 \ + pthread_mutexattr.3 pthread_mutexattr_settype.3 \ pthread_rwlock_rdlock.3 pthread_rwlock_tryrdlock.3 \ pthread_rwlock_wrlock.3 pthread_rwlock_trywrlock.3 \ + pthread_schedparam.3 pthread_getschedparam.3 \ + pthread_schedparam.3 pthread_setschedparam.3 \ + pthread_testcancel.3 pthread_getcancelstate.3 \ + pthread_testcancel.3 pthread_setcancelstate.3 \ sem_open.3 sem_close.3 \ sem_open.3 sem_unlink.3 \ sem_wait.3 sem_trywait.3 diff --git a/lib/libc_r/man/pthread_attr.3 b/lib/libc_r/man/pthread_attr.3 new file mode 100644 index 0000000..27e1bf63 --- /dev/null +++ b/lib/libc_r/man/pthread_attr.3 @@ -0,0 +1,200 @@ +.\" Copyright (C) 2000 Jason Evans <jasone@canonware.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(s), this list of conditions and the following disclaimer as +.\" the first lines of this file unmodified other than the possible +.\" addition of one or more copyright notices. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice(s), this list of conditions and the following disclaimer in +.\" the documentation and/or other materials provided with the +.\" distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``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 COPYRIGHT HOLDER(S) 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. +.\" +.\" $FreeBSD$ +.Dd April 28, 2000 +.Dt PTHREAD_ATTR 3 +.Os +.Sh NAME +.Nm pthread_attr +.Nd thread attribute operations +.Sh LIBRARY +.Lb libc_r +.Sh SYNOPSIS +.Fd #include <pthread.h> +.Ft int +.Fn pthread_attr_init "pthread_attr_t *attr" +.Ft int +.Fn pthread_attr_destroy "pthread_attr_t *attr" +.Ft int +.Fn pthread_attr_setstacksize "pthread_attr_t *attr" "size_t stacksize" +.Ft int +.Fn pthread_attr_getstacksize "const pthread_attr_t *attr" "size_t *stacksize" +.Ft int +.Fn pthread_attr_setstackaddr "pthread_attr_t *attr" "void *stackaddr" +.Ft int +.Fn pthread_attr_getstackaddr "const pthread_attr_t *attr" "void **stackaddr" +.Ft int +.Fn pthread_attr_setdetachstate "pthread_attr_t *attr" "int detachstate" +.Ft int +.Fn pthread_attr_getdetachstate "const pthread_attr_t *attr" "int *detachstate" +.Ft int +.Fn pthread_attr_setinheritsched "pthread_attr_t *attr" "int inheritsched" +.Ft int +.Fn pthread_attr_getinheritsched "const pthread_attr_t *attr" "int *inheritsched" +.Ft int +.Fn pthread_attr_setschedparam "pthread_attr_t *attr" "const struct sched_param *param" +.Ft int +.Fn pthread_attr_getschedparam "const pthread_attr_t *attr" "struct schedparam *param" +.Ft int +.Fn pthread_attr_setschedpolicy "pthread_attr_t *attr" "int policy" +.Ft int +.Fn pthread_attr_getschedpolicy "const pthread_attr_t *attr" "int *policy" +.Ft int +.Fn pthread_attr_setscope "pthread_attr_t *attr" "int contentionscope" +.Ft int +.Fn pthread_attr_getscope "const pthread_attr_t *attr" "int *contentionscope" +.Sh DESCRIPTION +Thread attributes are used to specify parameters to +.Fn pthread_create . +One attribute object can be used in multiple calls to +.Fn pthread_create , +with or without modifications between calls. + +The +.Fn pthread_attr_init +function initializes +.Fa attr +with all the default thread attributes. + +The +.Fn pthread_attr_destroy +function destroys +.Fa attr . + +The +.Fn pthread_attr_set* +functions set the attribute that corresponds to each function name. + +The +.Fn pthread_attr_get* +functions copy the value of the attribute that corresponds to each function name +to the location pointed to by the second function parameter. + +.Sh RETURN VALUES +If successful, these functions return 0. +Otherwise, an error number is returned to indicate the error. +.Sh ERRORS +.Fn pthread_attr_init +will fail if: +.Bl -tag -width Er +.It Bq Er ENOMEM +Out of memory. +.El + +.Fn pthread_attr_destroy +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +Invalid value for +.Fa attr . + +.Fn pthread_attr_setstacksize +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +.Fa stacksize +is less than +.Dv PTHREAD_STACK_MIN . +.El + +.Fn pthread_attr_setdetachstate +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +Invalid value for +.Fa detachstate . +.El + +.Fn pthread_attr_setinheritsched +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +Invalid value for +.Fa attr . +.El + +.Fn pthread_attr_setschedparam +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +Invalid value for +.Fa attr . +.It Bq Er ENOTSUP +Invalid value for +.Fa param . +.El + +.Fn pthread_attr_setschedpolicy +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +Invalid value for +.Fa attr . +.It Bq Er ENOTSUP +Invalid or unsupported value for +.Fa policy . +.El + +.Fn pthread_attr_setscope +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +Invalid value for +.Fa attr . +.It Bq Er ENOTSUP +Invalid or unsupported value for +.Fa contentionscope . +.El + +.Sh SEE ALSO +.Xr pthread_create 3 +.Sh STANDARDS +.Fn pthread_attr_init , +.Fn pthread_attr_destroy , +.Fn pthread_attr_setstacksize , +.Fn pthread_attr_getstacksize , +.Fn pthread_attr_setstackaddr , +.Fn pthread_attr_getstackaddr , +.Fn pthread_attr_setdetachstate , +and +.Fn pthread_attr_getdetachstate +conform to ISO/IEC 9945-1 ANSI/IEEE +.Pq Dq Tn POSIX +Std 1003.1 1996 Edition. + +.Fn pthread_attr_setinheritsched , +.Fn pthread_attr_getinheritsched , +.Fn pthread_attr_setschedparam , +.Fn pthread_attr_getschedparam , +.Fn pthread_attr_setschedpolicy , +.Fn pthread_attr_getschedpolicy , +.Fn pthread_attr_setscope , +and +.Fn pthread_attr_getscope +conform to the Single UNIX Specification, Version 2 +.Pq Dq Tn SUSv2 . diff --git a/lib/libc_r/man/pthread_condattr.3 b/lib/libc_r/man/pthread_condattr.3 new file mode 100644 index 0000000..d65820f --- /dev/null +++ b/lib/libc_r/man/pthread_condattr.3 @@ -0,0 +1,82 @@ +.\" Copyright (C) 2000 Jason Evans <jasone@canonware.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(s), this list of conditions and the following disclaimer as +.\" the first lines of this file unmodified other than the possible +.\" addition of one or more copyright notices. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice(s), this list of conditions and the following disclaimer in +.\" the documentation and/or other materials provided with the +.\" distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``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 COPYRIGHT HOLDER(S) 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. +.\" +.\" $FreeBSD$ +.Dd April 28, 2000 +.Dt PTHREAD_CONDATTR 3 +.Os +.Sh NAME +.Nm pthread_condattr +.Nd condition attribute operations +.Sh LIBRARY +.Lb libc_r +.Sh SYNOPSIS +.Fd #include <pthread.h> +.Ft int +.Fn pthread_condattr_init "pthread_condattr_t *attr" +.Ft int +.Fn pthread_condattr_destroy "pthread_condattr_t *attr" +.Sh DESCRIPTION +Condition attribute objects are used to specify parameters to +.Fn pthread_cond_init . +FreeBSD's implementation of conditions does not support any non-default +attributes, so these functions are not very useful, though they are required to +to be present by POSIX. + +The +.Fn pthread_condattr_init +function initializes a condition attribute object with the default attributes. + +The +.Fn pthread_condattr_destroy +function destroys a condition attribute object. +.Sh RETURN VALUES +If successful, these functions return 0. +Otherwise, an error number is returned to indicate the error. +.Sh ERRORS +.Fn pthread_condattr_init +will fail if: +.Bl -tag -width Er +.It Bq Er ENOMEM +Out of memory. +.El + +.Fn pthread_condattr_destroy +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +Invalid value for +.Fa attr . +.Sh SEE ALSO +.Xr pthread_cond_init 3 +.Sh STANDARDS +.Fn pthread_condattr_init +and +.Fn pthread_condattr_destroy +conform to ISO/IEC 9945-1 ANSI/IEEE +.Pq Dq Tn POSIX +Std 1003.1 1996 Edition. diff --git a/lib/libc_r/man/pthread_kill.3 b/lib/libc_r/man/pthread_kill.3 new file mode 100644 index 0000000..1c9ed35 --- /dev/null +++ b/lib/libc_r/man/pthread_kill.3 @@ -0,0 +1,75 @@ +.\" Copyright (C) 2000 Jason Evans <jasone@canonware.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(s), this list of conditions and the following disclaimer as +.\" the first lines of this file unmodified other than the possible +.\" addition of one or more copyright notices. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice(s), this list of conditions and the following disclaimer in +.\" the documentation and/or other materials provided with the +.\" distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``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 COPYRIGHT HOLDER(S) 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. +.\" +.\" $FreeBSD$ +.Dd April 27, 2000 +.Dt PTHREAD_KILL 3 +.Os +.Sh NAME +.Nm pthread_kill +.Nd send a signal to a specified thread +.Sh LIBRARY +.Lb libc_r +.Sh SYNOPSIS +.Fd #include <signal.h> +.Ft int +.Fn pthread_kill "pthread_t thread" "int sig" +.Sh DESCRIPTION +The +.Fn pthread_kill +function sends a signal, specified by +.Fa sig , +to a thread, specified by +.Fa thread . +If +.Fa sig +is 0, error checking is performed, but no signal is actually sent. +.Sh RETURN VALUES +If successful, +.Fn pthread_kill +returns 0. +Otherwise, an error number is returned. +.Sh ERRORS +.Fn pthread_kill +will fail if: +.Bl -tag -width Er +.It Bq Er ESRCH +.Fa thread +is an invalid thread ID. +.It Bq Er EINVAL +.Fa sig +is an invalid or unsupported signal number. +.El +.Sh SEE ALSO +.Xr kill 2 , +.Xr pthread_self 3 , +.Xr raise 3 +.Sh STANDARDS +.Fn pthread_kill +conforms to ISO/IEC 9945-1 ANSI/IEEE +.Pq Dq Tn POSIX +Std 1003.1 1996 Edition. diff --git a/lib/libc_r/man/pthread_mutexattr.3 b/lib/libc_r/man/pthread_mutexattr.3 new file mode 100644 index 0000000..a60890c --- /dev/null +++ b/lib/libc_r/man/pthread_mutexattr.3 @@ -0,0 +1,172 @@ +.\" Copyright (C) 2000 Jason Evans <jasone@canonware.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(s), this list of conditions and the following disclaimer as +.\" the first lines of this file unmodified other than the possible +.\" addition of one or more copyright notices. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice(s), this list of conditions and the following disclaimer in +.\" the documentation and/or other materials provided with the +.\" distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``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 COPYRIGHT HOLDER(S) 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. +.\" +.\" $FreeBSD$ +.Dd May 1, 2000 +.Dt PTHREAD_MUTEXATTR 3 +.Os +.Sh NAME +.Nm pthread_mutexattr +.Nd mutex attribute operations +.Sh LIBRARY +.Lb libc_r +.Sh SYNOPSIS +.Fd #include <pthread.h> +.Ft int +.Fn pthread_mutexattr_init "pthread_mutexattr_t *attr" +.Ft int +.Fn pthread_mutexattr_destroy "pthread_mutexattr_t *attr" +.Ft int +.Fn pthread_mutexattr_setprioceiling "pthread_mutexattr_t *attr" "int prioceiling" +.Ft int +.Fn pthread_mutexattr_getprioceiling "pthread_mutexattr_t *attr" "int *prioceiling" +.Ft int +.Fn pthread_mutexattr_setprotocol "pthread_mutexattr_t *attr" "int protocol" +.Ft int +.Fn pthread_mutexattr_getprotocol "pthread_mutexattr_t *attr" "int *protocol" +.Ft int +.Fn pthread_mutexattr_settype "pthread_mutexattr_t *attr" "int type" +.Ft int +.Fn pthread_mutexattr_gettype "pthread_mutexattr_t *attr" "int *type" +.Sh DESCRIPTION +Mutex attributes are used to specify parameters to +.Fn pthread_mutex_init . +One attribute object can be used in multiple calls to +.Fn pthread_mutex_init , +with or without modifications between calls. + +The +.Fn pthread_mutexattr_init +function initializes +.Fa attr +with all the default mutex attributes. + +The +.Fn pthread_mutexattr_destroy +function destroys +.Fa attr . + +The +.Fn pthread_mutexattr_set* +functions set the attribute that corresponds to each function name. + +The +.Fn pthread_mutexattr_get* +functions copy the value of the attribute that corresponds to each function name +to the location pointed to by the second function parameter. + +.Sh RETURN VALUES +If successful, these functions return 0. +Otherwise, an error number is returned to indicacte the error. +.Sh ERRORS +.Fn pthread_mutexattr_init +will fail if: +.Bl -tag -width Er +.It Bq Er ENOMEM +Out of memory. +.El + +.Fn pthread_mutexattr_destroy +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +Invalid value for +.Fa attr . +.El + +.Fn pthread_mutexattr_setprioceiling +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +Invalid value for +.Fa attr , +or invalid value for +.Fa prioceiling . +.El + +.Fn pthread_mutexattr_getprioceiling +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +Invalid value for +.Fa attr . +.El + +.Fn pthread_mutexattr_setprotocol +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +Invalid value for +.Fa attr , +or invalid value for +.Fa protocol . +.El + +.Fn pthread_mutexattr_getprotocol +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +Invalid value for +.Fa attr . +.El + +.Fn pthread_mutexattr_settype +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +Invalid value for +.Fa attr , +or invalid value for +.Fa type . +.El + +.Fn pthread_mutexattr_gettype +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +Invalid value for +.Fa attr . +.El +.Sh SEE ALSO +.Xr pthread_mutex_init 3 +.Sh STANDARDS +.Fn pthread_mutexattr_init +and +.Fn pthread_mutexattr_destroy +conform to ISO/IEC 9945-1 ANSI/IEEE +.Pq Dq Tn POSIX +Std 1003.1 1996 Edition. + +.Fn pthread_mutexattr_setprioceiling , +.Fn pthread_mutexattr_getprioceiling , +.Fn pthread_mutexattr_setprotocol , +.Fn pthread_mutexattr_getprotocol , +.Fn pthread_mutexattr_settype , +and +.Fn pthread_mutexattr_gettype +conform to the Single UNIX Specification, Version 2 +.Pq Dq Tn SUSv2 . diff --git a/lib/libc_r/man/pthread_schedparam.3 b/lib/libc_r/man/pthread_schedparam.3 new file mode 100644 index 0000000..e24f5a5 --- /dev/null +++ b/lib/libc_r/man/pthread_schedparam.3 @@ -0,0 +1,89 @@ +.\" Copyright (C) 2000 Jason Evans <jasone@canonware.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(s), this list of conditions and the following disclaimer as +.\" the first lines of this file unmodified other than the possible +.\" addition of one or more copyright notices. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice(s), this list of conditions and the following disclaimer in +.\" the documentation and/or other materials provided with the +.\" distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``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 COPYRIGHT HOLDER(S) 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. +.\" +.\" $FreeBSD$ +.Dd May 1, 2000 +.Dt PTHREAD_SCHEDPARAM 3 +.Os +.Sh NAME +.Nm pthread_schedparam +.Nd thread scheduling parameter manipulation +.Sh LIBRARY +.Lb libc_r +.Sh SYNOPSIS +.Fd #include <pthread.h> +.Ft int +.Fn pthread_setschedparam "pthread_t thread" "int policy" "const struct sched_param *param" +.Ft int +.Fn pthread_getschedparam "pthread_t thread" "int *policy" "struct sched_param *param" +.Sh DESCRIPTION +The +.Fn pthread_setschedparam +and +.Fn pthread_getschedparam +functions set and get the scheduling parameters of individual threads. +The scheduling policy for a thread can either be +.Dv SCHED_FIFO +(first in, first out) or +.Dv SCHED_RR +(round-robin). +The thread priority (accessed via +.Va param->sched_priority ) +must be at least +.Dv PTHREAD_MIN_PRIORITY +and no more than +.Dv PTHREAD_MAX_PRIORITY . +.Sh RETURN VALUES +If successful, these functions return 0. +Otherwise, an error number is returned to indicate the error. +.Sh ERRORS +.Fn pthread_setschedparam +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +Invalid value for +.Va policy . +.It Bq Er ENOTSUP +Invalid value for scheduling parameters. +.It Bq Er ESRCH +Non-existent thread +.Va thread . +.El + +.Fn pthread_getschedparam +will fail if: +.Bl -tag -width Er +.It Bq Er ESRCH +Non-existent thread +.Va thread . +.El +.Sh STANDARDS +.Fn pthread_setschedparam +and +.Fn pthread_getschedparam +conform to the Single UNIX Specification, Version 2 +.Pq Dq Tn SUSv2 . diff --git a/lib/libc_r/man/pthread_sigmask.3 b/lib/libc_r/man/pthread_sigmask.3 new file mode 100644 index 0000000..f0dfc94 --- /dev/null +++ b/lib/libc_r/man/pthread_sigmask.3 @@ -0,0 +1,96 @@ +.\" Copyright (C) 2000 Jason Evans <jasone@canonware.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(s), this list of conditions and the following disclaimer as +.\" the first lines of this file unmodified other than the possible +.\" addition of one or more copyright notices. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice(s), this list of conditions and the following disclaimer in +.\" the documentation and/or other materials provided with the +.\" distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``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 COPYRIGHT HOLDER(S) 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. +.\" +.\" $FreeBSD$ +.Dd April 27, 2000 +.Dt PTHREAD_SIGMASK 3 +.Os +.Sh NAME +.Nm pthread_sigmask +.Nd examine and/or change a thread's signal mask +.Sh LIBRARY +.Lb libc_r +.Sh SYNOPSIS +.Fd #include <signal.h> +.Ft int +.Fn pthread_sigmask "int how" "const sigset_t *set" "sigset_t *oset" +.Sh DESCRIPTION +The +.Fn pthread_sigmask +function examines and/or changes the calling thread's signal mask. +.Pp +If +.Fa set +is not +.Dv NULL , +it specifies a set of signals to be modified, and +.Fa how +specifies what to set the signal mask to: +.Bl -tag -width SIG_UNBLOCK +.It Dv SIG_BLOCK +Union of the current mask and +.Fa set . +.It Dv SIG_UNBLOCK +Intersection of the current mask and the complement of +.Fa set . +.It Dv SIG_SETMASK +.Fa set . +.El +.Pp +If +.Fa oset +is not NULL, the previous signal mask is stored in the location pointed to by +.Fa oset . +.Pp +.Dv SIGKILL +and +.Dv SIGSTOP +cannot be blocked, and will be silently ignored if included in the signal mask. +.Sh RETURN VALUES +If successful, +.Fn pthread_sigmask +returns 0. +Otherwise, an error is returned. +.Sh ERRORS +.Fn pthread_sigmask +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +.Fa how +is not one of the defined values. +.El +.Sh SEE ALSO +.Xr sigaction 2 , +.Xr sigpending 2 , +.Xr sigprocmask 2 , +.Xr sigsetops 3 , +.Xr sigsuspend 2 +.Sh STANDARDS +.Fn pthread_sigmask +conforms to ISO/IEC 9945-1 ANSI/IEEE +.Pq Dq Tn POSIX +Std 1003.1 1996 Edition. diff --git a/lib/libc_r/man/sigwait.3 b/lib/libc_r/man/sigwait.3 new file mode 100644 index 0000000..3839d17 --- /dev/null +++ b/lib/libc_r/man/sigwait.3 @@ -0,0 +1,85 @@ +.\" Copyright (C) 2000 Jason Evans <jasone@canonware.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(s), this list of conditions and the following disclaimer as +.\" the first lines of this file unmodified other than the possible +.\" addition of one or more copyright notices. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice(s), this list of conditions and the following disclaimer in +.\" the documentation and/or other materials provided with the +.\" distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``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 COPYRIGHT HOLDER(S) 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. +.\" +.\" $FreeBSD$ +.Dd April 27, 2000 +.Dt SIGWAIT 3 +.Os +.Sh NAME +.Nm sigwait +.Nd select a set of signals +.Sh LIBRARY +.Lb libc_r +.Sh SYNOPSIS +.Fd #include <signal.h> +.Ft int +.Fn sigwait "const sigset_t *set" "int *sig" +.Sh DESCRIPTION +The +.Fn sigwait +function selects a set of signals, specified by +.Fa set . +If none of the selected signals are pending, +.Fn sigwait +waits until one or more of the selected signals has been generated. +Then +.Fn sigwait +atomically clears one of the selected signals from the set of pending signals +for the process and sets the location pointed to by +.Fa sig +to the signal number that was cleared. +.Pp +The signals specified by +.Fa set +should be blocked at the time of the call to +.Fn sigwait . +.Sh RETURN VALUES +If successful, +.Fn sigwait +returns 0 and sets the location pointed to by +.Fa sig +to the cleared signal number. +Otherwise, an error number is returned. +.Sh ERRORS +.Fn sigwait +will fail if: +.Bl -tag -width Er +.It Bq Er EINVAL +.Fa set +specifies one or more invalid signal numbers. +.El +.Sh SEE ALSO +.Xr pause 3 , +.Xr pthread_sigmask 3 , +.Xr sigaction 2 , +.Xr sigpending 2 , +.Xr sigsuspend 2 +.Sh STANDARDS +.Fn sigwait +conforms to ISO/IEC 9945-1 ANSI/IEEE +.Pq Dq Tn POSIX +Std 1003.1 1996 Edition. diff --git a/lib/libc_r/uthread/uthread_attr_setschedparam.c b/lib/libc_r/uthread/uthread_attr_setschedparam.c index 5746fe2..6c4166b 100644 --- a/lib/libc_r/uthread/uthread_attr_setschedparam.c +++ b/lib/libc_r/uthread/uthread_attr_setschedparam.c @@ -41,9 +41,11 @@ pthread_attr_setschedparam(pthread_attr_t *attr, const struct sched_param *param { int ret = 0; - if ((attr == NULL) || (*attr == NULL) || (param == NULL)) + if ((attr == NULL) || (*attr == NULL)) ret = EINVAL; - else + else if (param == NULL) { + ret = ENOTSUP; + } else (*attr)->prio = param->sched_priority; return(ret); diff --git a/lib/libc_r/uthread/uthread_attr_setschedpolicy.c b/lib/libc_r/uthread/uthread_attr_setschedpolicy.c index 640cb38..2788deb 100644 --- a/lib/libc_r/uthread/uthread_attr_setschedpolicy.c +++ b/lib/libc_r/uthread/uthread_attr_setschedpolicy.c @@ -41,10 +41,11 @@ pthread_attr_setschedpolicy(pthread_attr_t *attr, int policy) { int ret = 0; - if ((attr == NULL) || (*attr == NULL) || (policy < SCHED_FIFO) || - (policy > SCHED_RR)) + if ((attr == NULL) || (*attr == NULL)) ret = EINVAL; - else + else if ((policy < SCHED_FIFO) || (policy > SCHED_RR)) { + ret = ENOTSUP; + } else (*attr)->sched_policy = policy; return(ret); diff --git a/lib/libc_r/uthread/uthread_attr_setscope.c b/lib/libc_r/uthread/uthread_attr_setscope.c index 84239d7..de2fe8e 100644 --- a/lib/libc_r/uthread/uthread_attr_setscope.c +++ b/lib/libc_r/uthread/uthread_attr_setscope.c @@ -41,21 +41,14 @@ pthread_attr_setscope(pthread_attr_t *attr, int contentionscope) { int ret = 0; - if ((attr == NULL) || (*attr == NULL) || - (contentionscope != PTHREAD_SCOPE_PROCESS) || - (contentionscope != PTHREAD_SCOPE_SYSTEM)) + if ((attr == NULL) || (*attr == NULL)) { /* Return an invalid argument: */ ret = EINVAL; - - else if (contentionscope == PTHREAD_SCOPE_SYSTEM) - /* We don't support system wide contention: */ -#ifdef NOT_YET + } else if ((contentionscope != PTHREAD_SCOPE_PROCESS) || + (contentionscope != PTHREAD_SCOPE_SYSTEM)) { + /* We don't support PTHREAD_SCOPE_SYSTEM. */ ret = ENOTSUP; -#else - ret = EOPNOTSUPP; -#endif - - else + } else (*attr)->flags |= contentionscope; return(ret); diff --git a/lib/libc_r/uthread/uthread_mattr_kind_np.c b/lib/libc_r/uthread/uthread_mattr_kind_np.c index 8b3b8cb..1a0832f 100644 --- a/lib/libc_r/uthread/uthread_mattr_kind_np.c +++ b/lib/libc_r/uthread/uthread_mattr_kind_np.c @@ -76,4 +76,19 @@ pthread_mutexattr_settype(pthread_mutexattr_t *attr, int type) } return(ret); } + +int +pthread_mutexattr_gettype(pthread_mutexattr_t *attr, int *type) +{ + int ret; + + if (attr == NULL || *attr == NULL || (*attr)->m_type >= + MUTEX_TYPE_MAX) { + ret = EINVAL; + } else { + *type = (*attr)->m_type; + ret = 0; + } + return ret; +} #endif diff --git a/lib/libc_r/uthread/uthread_setschedparam.c b/lib/libc_r/uthread/uthread_setschedparam.c index f080d5d..bce965f 100644 --- a/lib/libc_r/uthread/uthread_setschedparam.c +++ b/lib/libc_r/uthread/uthread_setschedparam.c @@ -43,14 +43,16 @@ pthread_setschedparam(pthread_t pthread, int policy, { int old_prio, in_readyq = 0, ret = 0; - if ((param == NULL) || (param->sched_priority < PTHREAD_MIN_PRIORITY) || - (param->sched_priority > PTHREAD_MAX_PRIORITY) || - (policy < SCHED_FIFO) || (policy > SCHED_RR)) + if ((param == NULL) || (policy < SCHED_FIFO) || (policy > SCHED_RR)) { /* Return an invalid argument error: */ ret = EINVAL; + } else if ((param->sched_priority < PTHREAD_MIN_PRIORITY) || + (param->sched_priority > PTHREAD_MAX_PRIORITY)) { + /* Return an unsupported value error. */ + ret = ENOTSUP; /* Find the thread in the list of active threads: */ - else if ((ret = _find_thread(pthread)) == 0) { + } else if ((ret = _find_thread(pthread)) == 0) { /* * Defer signals to protect the scheduling queues from * access by the signal handler: |