From df4ef2ab9c0899b2670067cd97e58f7eb2913e00 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Mon, 6 Jan 1997 22:07:28 +0000 Subject: update from main archive 960105 --- sysdeps/unix/sysv/linux/xmknod.c | 48 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 sysdeps/unix/sysv/linux/xmknod.c (limited to 'sysdeps/unix/sysv/linux/xmknod.c') diff --git a/sysdeps/unix/sysv/linux/xmknod.c b/sysdeps/unix/sysv/linux/xmknod.c new file mode 100644 index 0000000000..cd73849021 --- /dev/null +++ b/sysdeps/unix/sysv/linux/xmknod.c @@ -0,0 +1,48 @@ +/* xmknod call using old-style Unix mknod system call. + Copyright (C) 1991, 1993, 1995, 1996, 1997 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include +#include +#include +#include + +extern int __syscall_mknod (const char *, unsigned short int, + unsigned short int); + +/* Create a device file named PATH, with permission and special bits MODE + and device number DEV (which can be constructed from major and minor + device numbers with the `makedev' macro above). */ +int +__xmknod (int vers, const char *path, mode_t mode, dev_t *dev) +{ + unsigned short int k_dev; + + if (vers != _MKNOD_VER) + { + __set_errno (EINVAL); + return -1; + } + + /* We must convert the value to dev_t type used by the kernel. */ + k_dev = ((major (*dev) & 0xff) << 8) | (minor (*dev) & 0xff); + + return __syscall_mknod (path, mode, k_dev); +} + +weak_alias (__xmknod, _xmknod) -- cgit 1.4.1