The functions sem_wait(), sem_trywait() and sem_timedwait() are thread safe. Signed-off-by: Peng Haitao <penght@xxxxxxxxxxxxxx> --- man3/sem_wait.3 | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/man3/sem_wait.3 b/man3/sem_wait.3 index f157f62..113f250 100644 --- a/man3/sem_wait.3 +++ b/man3/sem_wait.3 @@ -23,7 +23,7 @@ .\" the source, must acknowledge the copyright and authors of this work. .\" %%%LICENSE_END .\" -.TH SEM_WAIT 3 2012-05-13 "Linux" "Linux Programmer's Manual" +.TH SEM_WAIT 3 2014-02-17 "Linux" "Linux Programmer's Manual" .SH NAME sem_wait, sem_timedwait, sem_trywait \- lock a semaphore .SH SYNOPSIS @@ -140,6 +140,14 @@ is less than 0, or greater than or equal to 1000 million. The call timed out before the semaphore could be locked. .\" POSIX.1-2001 also allows EDEADLK -- "A deadlock condition .\" was detected", but this does not occur on Linux(?). +.SH ATTRIBUTES +.SS Multithreading (see pthreads(7)) +The +.BR sem_wait (), +.BR sem_trywait (), +and +.BR sem_timedwait () +functions are thread-safe. .SH CONFORMING TO POSIX.1-2001. .SH NOTES -- 1.8.5.3 -- To unsubscribe from this list: send the line "unsubscribe linux-man" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
