view lib/mkdirat.c @ 11943:6e808da2cce5

openat: make template easier to use * lib/at-func.c (CALL_FUNC): Allow AT_FUNC_USE_F1_COND and AT_FUNC_F2 to be undefined. (VALIDATE_FLAG): New macro; use it to reject bad flags. (AT_FUNC_USE_F1_COND): Change sense to just flag bit. * lib/fchmodat.c (AT_FUNC_USE_F1_COND): Adjust. * lib/fchownat.c (AT_FUNC_USE_F1_COND): Likewise. * lib/openat.c (AT_FUNC_USE_F1_COND) [fstatat, unlinkat]: Likewise. * lib/mkdirat.c (AT_FUNC_F2, AT_FUNC_USE_F1_COND): Delete. * lib/selinux-at.c (AT_FUNC_F2, AT_FUNC_USE_F1_COND) [getfileconat, lgetfileconat, setfileconat, lsetfileconat]: Likewise. Signed-off-by: Eric Blake <ebb9@byu.net>
author Eric Blake <ebb9@byu.net>
date Thu, 03 Sep 2009 11:38:53 -0600
parents d1047ae4b8d5
children a65ac3b41872
line wrap: on
line source

/* fd-relative mkdir
   Copyright (C) 2005, 2006, 2009 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/>.  */

/* written by Jim Meyering */

#include <config.h>

#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"

/* Solaris 10 has no function like this.
   Create a subdirectory, FILE, with mode MODE, 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 mkdirat
#define AT_FUNC_F1 mkdir
#define AT_FUNC_POST_FILE_PARAM_DECLS , mode_t mode
#define AT_FUNC_POST_FILE_ARGS        , mode
#include "at-func.c"