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| explain_tcsendbreak_or_die(3) | FreeBSD Library Functions Manual | explain_tcsendbreak_or_die(3) |
NAME
explain_tcsendbreak_or_die - send terminal line break and report errorsSYNOPSIS
#include <libexplain/tcsendbreak.h>void explain_tcsendbreak_or_die(int fildes, int duration);
int explain_tcsendbreak_on_error(int fildes, int duration);
DESCRIPTION
The explain_tcsendbreak_or_die function is used to call the tcsendbreak(3) system call. On failure an explanation will be printed to stderr, obtained from the explain_tcsendbreak(3) function, and then the process terminates by calling exit(EXIT_FAILURE).The explain_tcsendbreak_on_error function is used to call the tcsendbreak(3) system call. On failure an explanation will be printed to stderr, obtained from the explain_tcsendbreak(3) function, but still returns to the caller.
- fildes
- The fildes, exactly as to be passed to the tcsendbreak(3) system call.
- duration
- The duration, exactly as to be passed to the tcsendbreak(3) system call.
RETURN VALUE
The explain_tcsendbreak_or_die function only returns on success, see tcsendbreak(3) for more information. On failure, prints an explanation and exits, it does not return.The explain_tcsendbreak_on_error function always returns the value return by the wrapped tcsendbreak(3) system call.
EXAMPLE
The explain_tcsendbreak_or_die function is intended to be used in a fashion similar to the following example:explain_tcsendbreak_or_die(fildes, duration);
SEE ALSO
- tcsendbreak(3)
- send terminal line break
- explain_tcsendbreak(3)
- explain tcsendbreak(3) errors
- exit(2)
- terminate the calling process
COPYRIGHT
libexplain version 1.3Copyright (C) 2009 Peter Miller
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