diff options
| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-24 04:52:22 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-24 04:52:22 +0000 |
| commit | 3d08cd331c1adcf0d917392f7e527b3f00511748 (patch) | |
| tree | 312f0d1e1632f48862f044b8bb87e602dcffb5f9 /man/man3/updwtmp.3 | |
| parent | Adding debian version 6.7-2. (diff) | |
| download | manpages-3d08cd331c1adcf0d917392f7e527b3f00511748.tar.xz manpages-3d08cd331c1adcf0d917392f7e527b3f00511748.zip | |
Merging upstream version 6.8.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'man/man3/updwtmp.3')
| -rw-r--r-- | man/man3/updwtmp.3 | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/man/man3/updwtmp.3 b/man/man3/updwtmp.3 new file mode 100644 index 0000000..7a2c8f9 --- /dev/null +++ b/man/man3/updwtmp.3 @@ -0,0 +1,81 @@ +'\" t +.\" Copyright 1997 Nicolás Lichtmaier <nick@debian.org> +.\" Created Wed Jul 2 23:27:34 ART 1997 +.\" +.\" SPDX-License-Identifier: GPL-2.0-or-later +.\" +.\" Added info on availability, aeb, 971207 +.\" Added -lutil remark, 030718 +.\" 2008-07-02, mtk, document updwtmpx() +.\" +.TH updwtmp 3 2024-05-02 "Linux man-pages (unreleased)" +.SH NAME +updwtmp, logwtmp \- append an entry to the wtmp file +.SH LIBRARY +System utilities library +.RI ( libutil ", " \-lutil ) +.SH SYNOPSIS +.nf +.B #include <utmp.h> +.P +.BI "void updwtmp(const char *" wtmp_file ", const struct utmp *" ut ); +.BI "void logwtmp(const char *" line ", const char *" name \ +", const char *" host ); +.fi +.SH DESCRIPTION +.BR updwtmp () +appends the utmp structure +.I ut +to the wtmp file. +.P +.BR logwtmp () +constructs a utmp structure using +.IR line ", " name ", " host , +current time, and current process ID. +Then it calls +.BR updwtmp () +to append the structure to the wtmp file. +.SH FILES +.TP +.I /var/log/wtmp +database of past user logins +.SH ATTRIBUTES +For an explanation of the terms used in this section, see +.BR attributes (7). +.TS +allbox; +lbx lb lb +l l l. +Interface Attribute Value +T{ +.na +.nh +.BR updwtmp (), +.BR logwtmp () +T} Thread safety MT-Unsafe sig:ALRM timer +.TE +.SH VERSIONS +For consistency with the other "utmpx" functions (see +.BR getutxent (3)), +glibc provides (since glibc 2.1): +.P +.in +4n +.EX +.BR "#define _GNU_SOURCE " "/* See feature_test_macros(7) */" +.B #include <utmpx.h> +.BI "void updwtmpx (const char *" wtmpx_file ", const struct utmpx *" utx ); +.EE +.in +.P +This function performs the same task as +.BR updwtmp (), +but differs in that it takes a +.I utmpx +structure as its last argument. +.SH STANDARDS +None. +.SH HISTORY +Solaris, NetBSD. +.SH SEE ALSO +.BR getutxent (3), +.BR wtmp (5) |