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getpid (2)
GETPID(2) Linux Programmer's Manual GETPID(2)
NAME
getpid, getppid - get process identification
SYNOPSIS
#include <sys/types.h>
#include <unistd.h>
pid_t getpid(void);
pid_t getppid(void);
DESCRIPTION
getpid() returns the process ID of the current process. (This is often
used by routines that generate unique temporary filenames.)
getppid() returns the process ID of the parent of the current process.
ERRORS
These functions are always successful.
CONFORMING TO
POSIX.1-2001, 4.3BSD, SVr4
SEE ALSO
fork(2), kill(2), exec(3), mkstemp(3), tempnam(3), tmpfile(3), tmp-
nam(3), credentials(7)
Linux 1993-07-23 GETPID(2)
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