Follow Techotopia on Twitter

On-line Guides
All Guides
eBook Store
iOS / Android
Linux for Beginners
Office Productivity
Linux Installation
Linux Security
Linux Utilities
Linux Virtualization
Linux Kernel
System/Network Admin
Programming
Scripting Languages
Development Tools
Web Development
GUI Toolkits/Desktop
Databases
Mail Systems
openSolaris
Eclipse Documentation
Techotopia.com
Virtuatopia.com

How To Guides
Virtualization
General System Admin
Linux Security
Linux Filesystems
Web Servers
Graphics & Desktop
PC Hardware
Windows
Problem Solutions
Privacy Policy

  




 

 

26.3 Process Identification

The pid_t data type represents process IDs. You can get the process ID of a process by calling getpid. The function getppid returns the process ID of the parent of the current process (this is also known as the parent process ID). Your program should include the header files unistd.h and sys/types.h to use these functions.

— Data Type: pid_t

The pid_t data type is a signed integer type which is capable of representing a process ID. In the GNU library, this is an int.

— Function: pid_t getpid (void)

The getpid function returns the process ID of the current process.

— Function: pid_t getppid (void)

The getppid function returns the process ID of the parent of the current process.


 
 
  Published under the terms of the GNU General Public License Design by Interspire