Nios® V Processor Software Developer Handbook

ID 743810
Date 10/31/2022
Public

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Document Table of Contents

12.1.1.62. 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.