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LOGIN_TTY (3) | C library functions | Unix Manual Pages | :man

NAME

login_tty - prepare a tty for a new login session

CONTENTS

Library
Synopsis
Description
Return Values
See Also

LIBRARY


.Lb libutil

SYNOPSIS


.In libutil.h int login_tty "int fd"

DESCRIPTION

The function login_tty prepares a terminal for a new login session. The file descriptor fd passed to login_tty must be opened for reading and writing on a terminal device. It will be made the controlling terminal for the calling process, after allocating a new session with setsid(2). This terminal device will also be made the standard input, standard output, and standard error output of the calling process.

RETURN VALUES

The login_tty function returns -1 if it could not make the device referenced by fd the controlling terminal of the calling process, and 0 otherwise.

SEE ALSO

dup2(2), ioctl(2), setsid(2), tty(4)


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