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authorThomas Bushnell <thomas@gnu.org>1999-06-29 09:00:20 +0000
committerThomas Bushnell <thomas@gnu.org>1999-06-29 09:00:20 +0000
commitfa08564735ca95d4dd9373545eb202288c14524c (patch)
tree71aecd0f6721fc204641edc1b7e41ff04203cf02 /libdiskfs/dev-open.c
parent45e9b9e5b132ab0571210a671695d1d8dcc5f882 (diff)
1999-06-29 Thomas Bushnell, BSG <tb@mit.edu>
* hyper.c (diskfs_readonly_changed): Adjust whether the store should permit writes too.
Diffstat (limited to 'libdiskfs/dev-open.c')
-rw-r--r--libdiskfs/dev-open.c66
1 files changed, 0 insertions, 66 deletions
diff --git a/libdiskfs/dev-open.c b/libdiskfs/dev-open.c
deleted file mode 100644
index 5b45c30e..00000000
--- a/libdiskfs/dev-open.c
+++ /dev/null
@@ -1,66 +0,0 @@
-/* Standard device opening
-
- Copyright (C) 1995 Free Software Foundation, Inc.
-
- Written by Miles Bader <miles@gnu.ai.mit.edu>
-
- This file is part of the GNU Hurd.
-
- The GNU Hurd 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 2, or (at
- your option) any later version.
-
- The GNU Hurd 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, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
-
-#include <diskfs.h>
-
-/* Uses the values of DISKFS_DEVICE_ARG and DISKFS_USE_MACH_DEVICE, and
- attempts to open the device and set the values of DISKFS_DEVICE,
- DISKFS_DEVICE_NAME, DISKFS_DEVICE_START, DISKFS_DEVICE_SIZE, and
- DISKFS_DEVICE_BLOCK_SIZE. */
-error_t
-diskfs_device_open ()
-{
- error_t err;
- if (diskfs_use_mach_device)
- {
- diskfs_device_name = diskfs_device_arg;
- err =
- diskfs_get_mach_device (diskfs_device_name, &diskfs_device,
- &diskfs_device_start, &diskfs_device_size,
- &diskfs_device_block_size);
- }
- else
- err =
- diskfs_get_file_device (diskfs_device_arg,
- &diskfs_device_name, &diskfs_device,
- &diskfs_device_start, &diskfs_device_size,
- &diskfs_device_block_size);
-
- if (! err)
- {
- diskfs_log2_device_block_size = 0;
- while ((1 << diskfs_log2_device_block_size) < diskfs_device_block_size)
- diskfs_log2_device_block_size++;
- while ((1 << diskfs_log2_device_block_size) != diskfs_device_block_size)
- diskfs_log2_device_block_size = 0;
-
- diskfs_log2_device_blocks_per_page = 0;
- while ((diskfs_device_block_size << diskfs_log2_device_blocks_per_page)
- < vm_page_size)
- diskfs_log2_device_blocks_per_page++;
- if ((diskfs_device_block_size << diskfs_log2_device_blocks_per_page)
- != vm_page_size)
- diskfs_log2_device_blocks_per_page = 0;
- }
-
- return err;
-}