diff options
Diffstat (limited to 'libc/sysdeps/mach/hurd/openat.c')
-rw-r--r-- | libc/sysdeps/mach/hurd/openat.c | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/libc/sysdeps/mach/hurd/openat.c b/libc/sysdeps/mach/hurd/openat.c new file mode 100644 index 000000000..1faf857e1 --- /dev/null +++ b/libc/sysdeps/mach/hurd/openat.c @@ -0,0 +1,62 @@ +/* openat -- Open a file named relative to an open directory. Hurd version. + Copyright (C) 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 <stdarg.h> +#include <stddef.h> +#include <sys/stat.h> +#include <hurd.h> +#include <hurd/fd.h> + +/* 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; + io_t port; + + if (oflag & O_CREAT) + { + va_list arg; + va_start (arg, oflag); + mode = va_arg (arg, int); + va_end (arg); + } + else + mode = 0; + + port = __file_name_lookup_at (fd, 0, file, oflag, mode); + if (port == MACH_PORT_NULL) + return -1; + + return _hurd_intern_fd (port, oflag, 1); +} +libc_hidden_def (__openat) +weak_alias (__openat, openat) + +/* openat64 is just the same as openat for us. */ +weak_alias (__openat, __openat64) +libc_hidden_weak (__openat64) +weak_alias (__openat, openat64) |