sem_close - close a named semaphore
int sem_close(sem_t *sem);
Link with -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.
|EINVAL||sem is not a valid semaphore.|
For an explanation of the terms used in this section, see attributes(7).
All open named semaphores are automatically closed on process termination, or upon execve(2).
This page is part of release 5.00 of the Linux man-pages project. A description of the project, information about reporting bugs, and the latest version of this page, can be found at https://www.kernel.org/doc/man-pages/.