getppid

Synopsis

#include <unistd.h>

pid_t getppid(void);

Status

Partially implemented

Conformance

IEEE Std 1003.1-2017

Description

The getppid() function shall return the parent process ID of the calling process.

Return value

The getppid() function shall always be successful, and no return value is reserved to indicate an error.

Errors

No errors are defined.

Tests

Untested

Known bugs

None

See Also