diff options
Diffstat (limited to 'io/linkat.c')
-rw-r--r-- | io/linkat.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/io/linkat.c b/io/linkat.c new file mode 100644 index 0000000000..9afcf61a3c --- /dev/null +++ b/io/linkat.c @@ -0,0 +1,52 @@ +/* Copyright (C) 2005, 2006 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <errno.h> +#include <fcntl.h> +#include <stddef.h> +#include <unistd.h> + + +/* Make a link to FROM relative to FROMFD called TO relative to TOFD. */ +int +linkat (fromfd, from, tofd, to, flags) + int fromfd; + const char *from; + int tofd; + const char *to; + int flags; +{ + if (from == NULL || to == NULL) + { + __set_errno (EINVAL); + return -1; + } + + if ((tofd != AT_FDCWD && tofd < 0 && *to != '/') + || (fromfd != AT_FDCWD && fromfd < 0 && *from != '/')) + { + __set_errno (EBADF); + return -1; + } + + __set_errno (ENOSYS); + return -1; +} +stub_warning (linkat) + +#include <stub-tag.h> |