NAME¶
explain_feof_or_die - check and reset stream status and report errors
SYNOPSIS¶
#include <libexplain/feof.h>
void explain_feof_or_die(FILE *fp);
int explain_feof_on_error(FILE *fp);
DESCRIPTION¶
The
explain_feof_or_die function is used to call the
feof(3)
system call. On failure an explanation will be printed to
stderr,
obtained from the
explain_feof(3) function, and then the process
terminates by calling exit(EXIT_FAILURE).
The
explain_feof_on_error function is used to call the
feof(3)
system call. On failure an explanation will be printed to
stderr,
obtained from the
explain_feof(3) function, but still returns to the
caller.
- fp
- The fp, exactly as to be passed to the feof(3)
system call.
RETURN VALUE¶
The
explain_feof_or_die function only returns on success, see
feof(3) for more information. On failure, prints an explanation and
exits, it does not return.
The
explain_feof_on_error function always returns the value return by the
wrapped
feof(3) system call.
EXAMPLE¶
The
explain_feof_or_die function is intended to be used in a fashion
similar to the following example:
SEE ALSO¶
- feof(3)
- check and reset stream status
- explain_feof(3)
- explain feof(3) errors
- exit(2)
- terminate the calling process
COPYRIGHT¶
libexplain version 0.52
Copyright (C) 2010 Peter Miller
