LOGINX(3) BSD Library Functions Manual LOGINX(3)NAME
loginx, logoutx, logwtmpx -- login utility functions
LIBRARY
System Utilities Library (libutil, -lutil)
SYNOPSIS
#include <util.h>
void
loginx(const struct utmpx *ut);
int
logoutx(const char *line, int status, int type);
void
logwtmpx(const char *line, const char *name, const char *host, int status, int type);
DESCRIPTION
The loginx(), logoutx(), and logwtmpx() operate on the utmpx(5) database of currently logged in users, and the wtmpx(5) database of logins
and logouts.
The loginx() function updates the /var/run/utmpx and /var/log/wtmpx databases with the information from ut.
logoutx() updates the entry corresponding to line with the type and status from type and status.
logwtmpx() writes an entry filled with data from line, name, host, status, and type to the wtmpx(5) database.
RETURN VALUES
logoutx() returns 1 on success, and 0 if no corresponding entry was found.
SEE ALSO endutxent(3), utmpx(5)BSD September 26, 2002 BSD
Check Out this Related Man Page
LOGIN(3) BSD Library Functions Manual LOGIN(3)NAME
login, logout, logwtmp -- login utility functions (DEPRECATED)
SYNOPSIS
#include <util.h>
void
login(struct utmp *ut);
int
logout(const char *line);
void
logwtmp(const char *line, const char *name, const char *host);
DESCRIPTION
The login(), logout(), and logwtmp() functions are DEPRECATED; use pututxline(3) instead.
These functions operate on the database of current users in /var/run/utmpx and the system log file. Superuser permission is required.
The login() function updates the /var/run/utmpx files with user information contained in ut (after converting to a struct utmpx, as described
in pututxline(3)).
The logout() function removes the entry from /var/run/utmpx corresponding to the device line.
The logwtmp() function adds an entry to the system log file. Since login() will add the appropriate entry during a login, logwtmp() is usu-
ally used for logouts.
RETURN VALUES
logout() returns non-zero if it was able to find and delete an entry for line, and zero if there is no entry for line in /var/run/utmpx.
However, there is no error indication due to lack of permissions.
FILES
/dev/*
/var/run/utmpx
SEE ALSO pututxline(3), utmp(5), utmpx(5)BSD December 14, 1995 BSD
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