From 0ecb606cb6cf65de1d9fc8a919bceb4be476c602 Mon Sep 17 00:00:00 2001 From: Jakub Jelinek Date: Thu, 12 Jul 2007 18:26:36 +0000 Subject: 2.5-18.1 --- io/openat.c | 71 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 71 insertions(+) create mode 100644 io/openat.c (limited to 'io/openat.c') diff --git a/io/openat.c b/io/openat.c new file mode 100644 index 0000000000..c65ad19c7a --- /dev/null +++ b/io/openat.c @@ -0,0 +1,71 @@ +/* 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 +#include +#include +#include +#include + +/* Open FILE with access OFLAG. Interpret relative paths relative to + the directory associated with FD. If OFLAG includes O_CREAT, a + third argument is the file protection. */ +int +__openat (fd, file, oflag) + int fd; + const char *file; + int oflag; +{ + int mode; + + if (file == NULL) + { + __set_errno (EINVAL); + return -1; + } + + if (fd != AT_FDCWD && file[0] != '/') + { + /* Check FD is associated with a directory. */ + struct stat64 st; + if (__fxstat64 (_STAT_VER, fd, &st) != 0) + return -1; + + if (!S_ISDIR (st.st_mode)) + { + __set_errno (ENOTDIR); + return -1; + } + } + + if (oflag & O_CREAT) + { + va_list arg; + va_start (arg, oflag); + mode = va_arg (arg, int); + va_end (arg); + } + + __set_errno (ENOSYS); + return -1; +} +libc_hidden_def (__openat) +weak_alias (__openat, openat) +stub_warning (openat) + +#include -- cgit v1.2.3