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.\" Copyright (C) 2004 Andries Brouwer (aeb@cwi.nl)
.\"
.\" SPDX-License-Identifier: Linux-man-pages-copyleft
.\"
.TH EXIT_GROUP 2 2021-06-20 "Linux" "Linux Programmer's Manual"
.SH NAME
exit_group \- exit all threads in a process
.SH LIBRARY
Standard C library
.RI ( libc ", " \-lc )
.SH SYNOPSIS
.nf
.BR "#include <sys/syscall.h>" " /* Definition of " SYS_* " constants */"
.B #include <unistd.h>
.PP
.BI "noreturn void syscall(SYS_exit_group, int " status );
.fi
.PP
.IR Note :
glibc provides no wrapper for
.BR exit_group (),
necessitating the use of
.BR syscall (2).
.SH DESCRIPTION
This system call terminates all threads
in the calling process's thread group.
.SH RETURN VALUE
This system call does not return.
.SH VERSIONS
This call is present since Linux 2.5.35.
.SH CONFORMING TO
This call is Linux-specific.
.SH NOTES
Since glibc 2.3, this is the system call invoked when the
.BR _exit (2)
wrapper function is called.
.SH SEE ALSO
.BR _exit (2)
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