TIOCSTI - faking input

NAME  LIBRARY  SYNOPSIS  DESCRIPTION  RETURN VALUE  ERRORS  SEE ALSO 

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NAME

TIOCSTI − faking input

LIBRARY

Standard C library (libc, −lc)

SYNOPSIS

#include <asm/termbits.h> /* Definition of TIOCSTI */
#include <sys/ioctl.h>

int ioctl(int fd, TIOCSTI, const char *argp);

DESCRIPTION

Insert the given byte in the input queue.

Since Linux 6.2, this operation may require the CAP_SYS_ADMIN capability (if the dev.tty.legacy_tiocsti sysctl variable is set to false).

RETURN VALUE

On success, 0 is returned. On error, −1 is returned, and errno is set to indicate the error.

ERRORS

EPERM

Insufficient permission.

SEE ALSO

ioctl(2), ioctl_tty(2)

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