1 /* Copyright (C) 1998-2022 Free Software Foundation, Inc. 2 This file is part of the GNU C Library. 3 4 The GNU C Library is free software; you can redistribute it and/or 5 modify it under the terms of the GNU Lesser General Public 6 License as published by the Free Software Foundation; either 7 version 2.1 of the License, or (at your option) any later version. 8 9 The GNU C Library is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 Lesser General Public License for more details. 13 14 You should have received a copy of the GNU Lesser General Public 15 License along with the GNU C Library; if not, see 16 <https://www.gnu.org/licenses/>. */ 17 18 #include <string.h> 19 #include <unistd.h> 20 21 #define TRANSFORM_UTMP_FILE_NAME(file_name) \ 22 ((strcmp (file_name, _PATH_UTMP) == 0 \ 23 && __access (_PATH_UTMP "x", F_OK) == 0) \ 24 ? (_PATH_UTMP "x") \ 25 : ((strcmp (file_name, _PATH_WTMP) == 0 \ 26 && __access ( _PATH_WTMP "x", F_OK) == 0) \ 27 ? (_PATH_WTMP "x") \ 28 : ((strcmp (file_name, _PATH_UTMP "x") == 0 \ 29 && __access (_PATH_UTMP "x", F_OK) != 0) \ 30 ? _PATH_UTMP \ 31 : ((strcmp (file_name, _PATH_WTMP "x") == 0 \ 32 && __access (_PATH_WTMP "x", F_OK) != 0) \ 33 ? _PATH_WTMP \ 34 : file_name)))) 35 36 #include <login/utmp_file.c> 37