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Diffstat (limited to 'lib/libpthread/man/sem_getvalue.3')
-rw-r--r-- | lib/libpthread/man/sem_getvalue.3 | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/lib/libpthread/man/sem_getvalue.3 b/lib/libpthread/man/sem_getvalue.3 deleted file mode 100644 index f03bfd3..0000000 --- a/lib/libpthread/man/sem_getvalue.3 +++ /dev/null @@ -1,76 +0,0 @@ -.\" Copyright (C) 2000 Jason Evans <jasone@FreeBSD.org>. -.\" 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 February 15, 2000 -.Dt SEM_GETVALUE 3 -.Os -.Sh NAME -.Nm sem_getvalue -.Nd get the value of a semaphore -.Sh LIBRARY -.Lb libpthread -.Sh SYNOPSIS -.In semaphore.h -.Ft int -.Fn sem_getvalue "sem_t * restrict sem" "int * restrict sval" -.Sh DESCRIPTION -The -.Fn sem_getvalue -function sets the variable pointed to by -.Fa sval -to the current value of the semaphore pointed to by -.Fa sem , -as of the time that the call to -.Fn sem_getvalue -is actually run. -.Sh RETURN VALUES -.Rv -std sem_getvalue -.Sh ERRORS -The -.Fn sem_getvalue -function will fail if: -.Bl -tag -width Er -.It Bq Er EINVAL -.Fa sem -points to an invalid semaphore. -.El -.Sh SEE ALSO -.Xr sem_post 3 , -.Xr sem_trywait 3 , -.Xr sem_wait 3 , -.Xr sem 4 -.Sh STANDARDS -The -.Fn sem_getvalue -function conforms to -.St -p1003.1-96 . -.Pp -The value of the semaphore is never negative, even if there are threads blocked -on the semaphore. POSIX is somewhat ambiguous in its wording with regard to -what the value of the semaphore should be if there are blocked waiting threads, -but this behavior is conformant, given the wording of the specification. |