Nios® V Processor Software Developer Handbook

ID 743810
Date 7/08/2024
Public
Document Table of Contents

16.1.1.58. getpid()

Prototype

pid_t getpid (void)

Commonly Called By

C/C++ programs

Device drivers

Thread-safe

Yes.

Available from ISR

No.

Include

<unistd.h>

Description

The getpid() function is provided for newlib compatibility and obtains the current process ID.

Return

Because HAL systems cannot contain multiple processes, getpid() always returns the same ID number.