diff options
Diffstat (limited to 'gnulib/import/same-inode.h')
| -rw-r--r-- | gnulib/import/same-inode.h | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/gnulib/import/same-inode.h b/gnulib/import/same-inode.h index bf45635..06655b6 100644 --- a/gnulib/import/same-inode.h +++ b/gnulib/import/same-inode.h @@ -1,6 +1,6 @@ -/* Determine whether two stat buffers refer to the same file. +/* Determine whether two stat buffers are known to refer to the same file. - Copyright (C) 2006, 2009-2016 Free Software Foundation, Inc. + Copyright (C) 2006, 2009-2019 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -13,17 +13,31 @@ GNU General Public License for more details. You should have received a copy of the GNU General Public License - along with this program. If not, see <http://www.gnu.org/licenses/>. */ + along with this program. If not, see <https://www.gnu.org/licenses/>. */ #ifndef SAME_INODE_H # define SAME_INODE_H 1 -# ifdef __VMS +# include <sys/types.h> + +# if defined __VMS && __CRTL_VER < 80200000 # define SAME_INODE(a, b) \ ((a).st_ino[0] == (b).st_ino[0] \ && (a).st_ino[1] == (b).st_ino[1] \ && (a).st_ino[2] == (b).st_ino[2] \ && (a).st_dev == (b).st_dev) +# elif defined _WIN32 && ! defined __CYGWIN__ + /* Native Windows. */ +# if _GL_WINDOWS_STAT_INODES + /* stat() and fstat() set st_dev and st_ino to 0 if information about + the inode is not available. */ +# define SAME_INODE(a, b) \ + (!((a).st_ino == 0 && (a).st_dev == 0) \ + && (a).st_ino == (b).st_ino && (a).st_dev == (b).st_dev) +# else + /* stat() and fstat() set st_ino to 0 always. */ +# define SAME_INODE(a, b) 0 +# endif # else # define SAME_INODE(a, b) \ ((a).st_ino == (b).st_ino \ |