xref: /titanic_41/usr/src/man/man2/setpgrp.2 (revision ed22c7109fc5dd9e1b7a5d0333bdc7ad2718e2ab)
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SETPGRP 2 "Jan 5, 2000"
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)