GNU/Linux man pages
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GNU/Linux |
Debian 6.0.5(Squeeze) |
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sem_close(3) |
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sem_close − close a named semaphore
#include <semaphore.h>
int sem_close(sem_t *sem);
Link with −lrt or −pthread.
sem_close() closes the named semaphore referred to by sem, allowing any resources that the system has allocated to the calling process for this semaphore to be freed.
On success sem_close() returns 0; on error, −1 is returned, with errno set to indicate the error.
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EINVAL |
sem is not a valid semaphore. |
POSIX.1-2001.
All open named semaphores are automatically closed on process termination, or upon execve(2).
sem_getvalue(3), sem_open(3), sem_post(3), sem_unlink(3), sem_wait(3), sem_overview(7)
This page is part of release 3.27 of the Linux man-pages project. A description of the project, and information about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/.
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sem_close(3) | |