debian man page for explain_dirfd_or_die

Query: explain_dirfd_or_die

OS: debian

Section: 3

Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar

explain_dirfd_or_die(3) 				     Library Functions Manual					   explain_dirfd_or_die(3)

NAME
explain_dirfd_or_die - get directory stream file descriptor and report errors
SYNOPSIS
#include <libexplain/dirfd.h> int explain_dirfd_or_die(DIR *dir); int explain_dirfd_on_error(DIR *dir);
DESCRIPTION
The explain_dirfd_or_die function is used to call the dirfd(3) system call. On failure an explanation will be printed to stderr, obtained from the explain_dirfd(3) function, and then the process terminates by calling exit(EXIT_FAILURE). The explain_dirfd_on_error function is used to call the dirfd(3) system call. On failure an explanation will be printed to stderr, obtained from the explain_dirfd(3) function, but still returns to the caller. dir The dir, exactly as to be passed to the dirfd(3) system call.
RETURN VALUE
The explain_dirfd_or_die function only returns on success, see dirfd(3) for more information. On failure, prints an explanation and exits, it does not return. The explain_dirfd_on_error function always returns the value return by the wrapped dirfd(3) system call.
EXAMPLE
The explain_dirfd_or_die function is intended to be used in a fashion similar to the following example: int result = explain_dirfd_or_die(dir);
SEE ALSO
dirfd(3) get directory stream file descriptor explain_dirfd(3) explain dirfd(3) errors exit(2) terminate the calling process
COPYRIGHT
libexplain version 0.52 Copyright (C) 2009 Peter Miller explain_dirfd_or_die(3)
Related Man Pages
explain_pclose_or_die(3) - debian
explain_pwrite_or_die(3) - debian
explain_setpgrp_or_die(3) - debian
explain_setvbuf_or_die(3) - debian
explain_vsnprintf_or_die(3) - debian
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