diff options
| author | Ulf Hermann <[email protected]> | 2017-02-23 17:22:41 +0100 |
|---|---|---|
| committer | Ulf Hermann <[email protected]> | 2017-04-27 15:56:33 +0000 |
| commit | 121d248c1da7f2130a2edde6d158f116c89ed407 (patch) | |
| tree | ad7a348a88db648da6e2df366d89fcb7b7436a1c /libgnu/same-inode.h | |
| parent | f10810fff6fda147f9c07fea0e1b33a7c4d79ad1 (diff) | |
Add gnulib modules to replace missing libc functionality
This enables us to build a fully featured elfutils package on systems
with reduced C libraries, such as windows. All the modules are built
into libgnu.a, which is then linked into all binaries if
--enable-gnulib is given on the configure line.
Change-Id: I743fd22172bc85d9f10dcc3dad8eb921f462b554
Reviewed-by: Christian Kandeler <[email protected]>
Diffstat (limited to 'libgnu/same-inode.h')
| -rw-r--r-- | libgnu/same-inode.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/libgnu/same-inode.h b/libgnu/same-inode.h new file mode 100644 index 00000000..7cece6dd --- /dev/null +++ b/libgnu/same-inode.h @@ -0,0 +1,37 @@ +/* Determine whether two stat buffers are known to refer to the same file. + + Copyright (C) 2006, 2009-2017 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 + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program 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 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/>. */ + +#ifndef SAME_INODE_H +# define SAME_INODE_H 1 + +# ifdef __VMS +# 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 __WIN32__) && ! defined __CYGWIN__ +/* On MinGW, struct stat lacks necessary info, so always return 0. + Callers can use !a.st_ino to deduce that the information is unknown. */ +# define SAME_INODE(a, b) 0 +# else +# define SAME_INODE(a, b) \ + ((a).st_ino == (b).st_ino \ + && (a).st_dev == (b).st_dev) +# endif + +#endif |