getppid(2) - NetBSD Manual Pages

Command: Section: Arch: Collection:  
GETPID(2)                 NetBSD System Calls Manual                 GETPID(2)


NAME
getpid, getppid -- get parent or calling process identification
LIBRARY
Standard C Library (libc, -lc)
SYNOPSIS
#include <unistd.h> pid_t getpid(void); pid_t getppid(void);
DESCRIPTION
getpid() returns the process ID of the calling process. The ID is guar- anteed to be unique and is useful for constructing temporary file names. getppid() returns the process ID of the parent of the calling process.
ERRORS
The getpid() and getppid() functions are always successful, and no return value is reserved to indicate an error.
SEE ALSO
gethostid(3)
STANDARDS
getpid() and getppid() conform to ISO/IEC 9945-1:1990 (``POSIX.1'').
HISTORY
The getpid() function appeared in Version 5 AT&T UNIX. NetBSD 9.0 April 3, 2010 NetBSD 9.0
Powered by man-cgi (2020-09-24). Maintained for NetBSD by Kimmo Suominen. Based on man-cgi by Panagiotis Christias.