glibc/sysdeps/gnu/updwtmp.c

32 lines
1.2 KiB
C

/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Mark Kettenis <kettenis@phys.uva.nl>, 1998.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <string.h>
#include <unistd.h>
#define TRANSFORM_UTMP_FILE_NAME(file_name) \
((strcmp (file_name, _PATH_UTMP "x") == 0 \
&& __access (_PATH_UTMP "x", F_OK) != 0) \
? _PATH_UTMP \
: ((strcmp (file_name, _PATH_WTMP "x") == 0 \
&& __access (_PATH_WTMP "x", F_OK) != 0) \
? _PATH_WTMP \
: file_name))
#include <login/updwtmp.c>