SETPGRP(2) System Calls SETPGRP(2)


NAME


setpgrp - set process group ID

SYNOPSIS


#include <sys/types.h>
#include <unistd.h>

pid_t setpgrp(void);


DESCRIPTION


If the calling process is not already a session leader, the setpgrp()
function makes it one by setting its process group ID and session ID to
the value of its process ID, and releases its controlling terminal. See
Intro(2) for more information on process group IDs and session leaders.

RETURN VALUES


The setpgrp() function returns the value of the new process group ID.

ERRORS


No errors are defined.

ATTRIBUTES


See attributes(5) for descriptions of the following attributes:


+--------------------+-----------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+--------------------+-----------------+
|Interface Stability | Standard |
+--------------------+-----------------+

SEE ALSO


setpgrp(1), Intro(2), exec(2), fork(2), getpid(2), getsid(2), kill(2),
signal(3C), attributes(5), standards(5)


January 5, 2000 SETPGRP(2)