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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-24 04:52:22 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-24 04:52:22 +0000
commit3d08cd331c1adcf0d917392f7e527b3f00511748 (patch)
tree312f0d1e1632f48862f044b8bb87e602dcffb5f9 /man/man2/vhangup.2
parentAdding debian version 6.7-2. (diff)
downloadmanpages-3d08cd331c1adcf0d917392f7e527b3f00511748.tar.xz
manpages-3d08cd331c1adcf0d917392f7e527b3f00511748.zip
Merging upstream version 6.8.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+.\" Copyright 1993 Rickard E. Faith (faith@cs.unc.edu)
+.\"
+.\" SPDX-License-Identifier: Linux-man-pages-copyleft
+.\"
+.\" Modified, 27 May 2004, Michael Kerrisk <mtk.manpages@gmail.com>
+.\" Added notes on capability requirements
+.\"
+.TH vhangup 2 2024-05-02 "Linux man-pages (unreleased)"
+.SH NAME
+vhangup \- virtually hangup the current terminal
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " \-lc )
+.SH SYNOPSIS
+.nf
+.B #include <unistd.h>
+.P
+.B int vhangup(void);
+.fi
+.P
+.RS -4
+Feature Test Macro Requirements for glibc (see
+.BR feature_test_macros (7)):
+.RE
+.P
+.BR vhangup ():
+.nf
+ Since glibc 2.21:
+.\" commit 266865c0e7b79d4196e2cc393693463f03c90bd8
+ _DEFAULT_SOURCE
+ In glibc 2.19 and 2.20:
+ _DEFAULT_SOURCE || (_XOPEN_SOURCE && _XOPEN_SOURCE < 500)
+ Up to and including glibc 2.19:
+ _BSD_SOURCE || (_XOPEN_SOURCE && _XOPEN_SOURCE < 500)
+.fi
+.SH DESCRIPTION
+.BR vhangup ()
+simulates a hangup on the current terminal.
+This call arranges for other
+users to have a \*(lqclean\*(rq terminal at login time.
+.SH RETURN VALUE
+On success, zero is returned.
+On error, \-1 is returned, and
+.I errno
+is set to indicate the error.
+.SH ERRORS
+.TP
+.B EPERM
+The calling process has insufficient privilege to call
+.BR vhangup ();
+the
+.B CAP_SYS_TTY_CONFIG
+capability is required.
+.SH STANDARDS
+Linux.
+.SH SEE ALSO
+.BR init (1),
+.BR capabilities (7)