setsid
creates a session and sets the process group ID
TLDR
Run a program in a new session
Run a program in a new session discarding the resulting output and error
Run a program creating a new process
Return the exit code of a program as the exit code of setsid when the program exits
Run a program in a new session setting the current terminal as the controlling terminal
SYNOPSIS
setsid [options] program [arguments]
DESCRIPTION
setsid runs a program in a new session. The command calls fork(2) if already a process group leader. Otherwise, it executes a program in the current process. This default behavior is possible to override by the --fork option.
OPTIONS
-c, --ctty
Set the controlling terminal to the current one.
-f, --fork
Always create a new process.
-w, --wait
Wait for the execution of the program to end, and return the exit status of this program as the exit status of setsid.
-V, --version
Display version information and exit.
-h, --help
Display help text and exit.
AUTHORS
REPORTING BUGS
For bug reports, use the issue tracker at <https://github.com/util-linux/util-linux/issues>.
AVAILABILITY
The setsid command is part of the util-linux package which can be downloaded from Linux Kernel Archive <https://www.kernel.org/pub/linux/utils/util-linux/>.
SEE ALSO
setsid(2)