/* Create a symlink relative to an open directory.
- Copyright (C) 2009 Free Software Foundation, Inc.
+ Copyright (C) 2009-2013 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
#include <unistd.h>
-#include "dirname.h" /* solely for definition of IS_ABSOLUTE_FILE_NAME */
-#include "openat.h"
-#include "openat-priv.h"
-#include "save-cwd.h"
-
#if !HAVE_SYMLINK
-/* Mingw lacks symlink, so this wrapper is trivial. */
+/* Mingw lacks symlink, and it is more efficient to provide a trivial
+ wrapper than to go through at-func.c to call rpl_symlink. */
# include <errno.h>
int
-symlinkat (char const *path1 _UNUSED_PARAMETER_, int fd _UNUSED_PARAMETER_,
- char const *path2 _UNUSED_PARAMETER_)
+symlinkat (char const *path1 _GL_UNUSED, int fd _GL_UNUSED,
+ char const *path2 _GL_UNUSED)
{
errno = ENOSYS;
return -1;
/* Create a symlink FILE, in the directory open on descriptor FD,
holding CONTENTS. If possible, do it without changing the
working directory. Otherwise, resort to using save_cwd/fchdir,
- then mkdir/restore_cwd. If either the save_cwd or the restore_cwd
+ then symlink/restore_cwd. If either the save_cwd or the restore_cwd
fails, then give a diagnostic and exit nonzero. */
int
}
#endif /* HAVE_SYMLINK */
-
-/* Gnulib provides a readlink stub for mingw; use it for distinction
- between EINVAL and ENOENT, rather than always failing with ENOSYS. */
-
-/* POSIX 2008 says that unlike readlink, readlinkat returns 0 for
- success instead of the buffer length. But this would render
- readlinkat worthless since readlink does not guarantee a
- NUL-terminated buffer. Assume this was a bug in POSIX. */
-
-/* Read the contents of symlink FILE into buffer BUF of size LEN, in the
- directory open on descriptor FD. If possible, do it without changing
- the working directory. Otherwise, resort to using save_cwd/fchdir,
- then mkdir/restore_cwd. If either the save_cwd or the restore_cwd
- fails, then give a diagnostic and exit nonzero. */
-
-#define AT_FUNC_NAME readlinkat
-#define AT_FUNC_F1 readlink
-#define AT_FUNC_POST_FILE_PARAM_DECLS , char *buf, size_t len
-#define AT_FUNC_POST_FILE_ARGS , buf, len
-#define AT_FUNC_RESULT ssize_t
-#include "at-func.c"
-#undef AT_FUNC_NAME
-#undef AT_FUNC_F1
-#undef AT_FUNC_POST_FILE_PARAM_DECLS
-#undef AT_FUNC_POST_FILE_ARGS
-#undef AT_FUNC_RESULT