Nios® II Software Developer Handbook

ID 683525
Date 8/28/2023
Public
Document Table of Contents

15.1.64. 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.