SETSID
Section: System calls (2)
Updated: Aug 27, 1994
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NAME
setsid - creates a session and sets the process group ID
SYNOPSIS
#include <unistd.h>
pid_t setsid(void);
DESCRIPTION
setsid() creates a new session if the calling process is not a
process group leader. The calling process is the leader of the new
session, the process group leader if the new process group, and has no
controlling tty. The process group ID of the calling process is set to
the PID of the calling process. The calling process will be the only
process in this new process group and in this new session.
RETURN VALUE
The process group ID of the calling process.
ERRORS
On error, -1 will be returned. The only error which can happen is
EPERM.
CONFORMING TO
POSIX
SEE ALSO
setpgid(2)
Index
- NAME
-
- SYNOPSIS
-
- DESCRIPTION
-
- RETURN VALUE
-
- ERRORS
-
- CONFORMING TO
-
- SEE ALSO
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