BSD syscall#268
svc · unix #268
sem_open
Opens or creates a named POSIX semaphore.
Prototype
user_addr_t sem_open(const char *name, int oflag, int mode, int value);Returns: user_addr_t
Arguments
| Name | Type | Dir | Description |
|---|---|---|---|
| name | const char | - | |
| oflag | int | - | |
| mode | int | - | |
| value | int | - |
Version history
| XNU tag | macOS | # |
|---|---|---|
| xnu-1456.1.26 | macOS 10.6 Snow Leopard | 268 |
| xnu-1699.24.8 | macOS 10.7 Lion | 268 |
| xnu-1486.2.11 | — | 268 |
| xnu-1504.15.3 | — | 268 |
| xnu-1504.3.12 | — | 268 |
| xnu-1504.7.4 | — | 268 |
| xnu-1504.9.17 | — | 268 |
| xnu-1504.9.26 | — | 268 |
| xnu-1504.9.37 | — | 268 |
| xnu-1699.22.73 | — | 268 |
| xnu-1699.22.81 | — | 268 |
| xnu-1699.24.23 | — | 268 |
| xnu-1699.26.8 | — | 268 |
| xnu-1699.32.7 | — | 268 |
Notes
No prose documentation yet.