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Tip: Use ssh_config or systemd.unit for dotted names.

initialize and open a named semaphore

NAME sem_open - initialize and open a named semaphore LIBRARY POSIX threads library ( libpthread , -lpthread ... mode constants */ #include   sem_t *sem_open(const char * name , in…

sem_overview(7)

overview of POSIX semaphores

passing the same name to sem_open (3). The sem_open (3) function creates ... sem_getvalue (3), sem_init (3), sem_open (3), sem_post (3), sem_unlink

sem_close(3)

close a named semaphore

ALSO sem_getvalue (3), sem_open (3), sem_post (3), sem_unlink (3), sem_wait

sem_unlink(3)

remove a named semaphore

POSIX.1-2001. SEE ALSO sem_getvalue (3), sem_open (3), sem_post (3), sem_wait

posixoptions(7)

optional parts of the POSIX standard

sem_destroy () sem_getvalue () sem_init () sem_open () sem_post () sem_trywait () sem_unlink () sem

umask(2)

set file mode creation mask

POSIX IPC objects ( mq_open (3), sem_open (3), shm_open (3)), FIFOs ( mkfifo

open(2)
open and possibly create a file
```
NAME open, openat
```
shm_open(3)
create/open or unlink POSIX shared memory objects
```
NAME shm_open
```
mq_open(2)
open a message queue
```
NAME mq_open
```
mq_open(3)
open a message queue
```
NAME mq_open
```
open_how(2type)
how to open a pathname
```
NAME open_how
```
fts_open(3)
traverse a file hierarchy
```
NAME fts, fts
```
openat(2)
open and possibly create a file
```
NAME open, openat
```
pidfd_open(2)
obtain a file descriptor that refers to a process
```
NAME pidfd_open
```
iconv_open(3)
allocate descriptor for character set conversion
```
NAME iconv_open
```
openssl-sess_id(1ssl)
SSL/TLS session handling command
```
NAME openssl-sess
```
openssl-s_server(1ssl)
SSL/TLS server program
```
NAME openssl-s
```
openssl-srp(1ssl)
maintain SRP password file
```
NAME openssl-srp
```
openssl(1ssl)
OpenSSL command line program
```
NAME openssl - OpenSSL
```
openat2(2)
open and possibly create a file (extended)
```
NAME openat2 - open
```

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