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* devices.h (device::exists_func): Redefine field.
(device::dev_on_fs): Remove unneeded bit field. Just make a normal boolean. (device::exists): Redefine function. * devices.in: Move previous functions earlier since they are now only defined static. Rename some functions due to an as-yet unresolved bug in gendevices. Rename posix part of internal-only devices with a double-slash. gendevices will eventuall translate that to a ":". (device::parse): Rework to use dev pointer and dev_storage_end. * devices.cc: Regenerate. * gendevices: Translate "// to ": after shilka processing.
This commit is contained in:
parent
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commit
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@ -1,3 +1,17 @@
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2012-03-31 Christopher Faylor <me.cygwin2012@cgf.cx>
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* devices.h (device::exists_func): Redefine field.
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(device::dev_on_fs): Remove unneeded bit field. Just make a normal
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boolean.
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(device::exists): Redefine function.
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* devices.in: Move previous functions earlier since they are now only
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defined static. Rename some functions due to an as-yet unresolved bug
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in gendevices. Rename posix part of internal-only devices with a
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double-slash. gendevices will eventuall translate that to a ":".
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(device::parse): Rework to use dev pointer and dev_storage_end.
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* devices.cc: Regenerate.
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* gendevices: Translate "// to ": after shilka processing.
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2012-03-31 Corinna Vinschen <corinna@vinschen.de>
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2012-03-31 Corinna Vinschen <corinna@vinschen.de>
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* devices.cc: Regenerate.
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* devices.cc: Regenerate.
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21624
winsup/cygwin/devices.cc
21624
winsup/cygwin/devices.cc
File diff suppressed because it is too large
Load Diff
@ -8,8 +8,7 @@ This software is a copyrighted work licensed under the terms of the
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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details. */
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details. */
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#ifndef _DEVICES_H
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#pragma once
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#define _DEVICES_H
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typedef unsigned short _major_t;
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typedef unsigned short _major_t;
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typedef unsigned short _minor_t;
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typedef unsigned short _minor_t;
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@ -20,6 +19,9 @@ typedef __dev32_t _dev_t;
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#define _minor(dev) ((dev) & ((1 << (sizeof (_minor_t) * 8)) - 1))
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#define _minor(dev) ((dev) & ((1 << (sizeof (_minor_t) * 8)) - 1))
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#define _major(dev) ((dev) >> (sizeof (_major_t) * 8))
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#define _major(dev) ((dev) >> (sizeof (_major_t) * 8))
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#include <sys/stat.h>
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#include <dirent.h>
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#define MAX_CONSOLES 63
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#define MAX_CONSOLES 63
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enum fh_devices
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enum fh_devices
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{
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{
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@ -275,9 +277,9 @@ struct device
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};
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};
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} d;
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} d;
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const char *native;
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const char *native;
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bool (device::*exists_func)() const;
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int (*exists_func) (const device&);
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bool dev_on_fs:1;
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_mode_t mode;
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_mode_t mode;
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bool dev_on_fs;
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static const device *lookup (const char *, unsigned int = UINT32_MAX);
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static const device *lookup (const char *, unsigned int = UINT32_MAX);
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void parse (const char *);
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void parse (const char *);
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void parse (_major_t major, _minor_t minor);
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void parse (_major_t major, _minor_t minor);
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@ -319,13 +321,13 @@ struct device
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inline void setfs (bool x) {dev_on_fs = x;}
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inline void setfs (bool x) {dev_on_fs = x;}
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inline bool isfs () const {return dev_on_fs || d.devn == FH_FS;}
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inline bool isfs () const {return dev_on_fs || d.devn == FH_FS;}
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inline bool is_fs_special () const {return dev_on_fs && d.devn != FH_FS;}
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inline bool is_fs_special () const {return dev_on_fs && d.devn != FH_FS;}
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inline int exists () const {return exists_func (*this);}
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bool exists_never () const;
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unsigned char type () const
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bool exists_ptys () const;
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{
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bool exists_cons () const;
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if (S_ISBLK (mode))
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bool exists_console () const;
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return DT_BLK;
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bool exists_nt_dev () const;
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return mode >> 12;
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bool exists () const;
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}
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};
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};
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extern const device dev_storage[];
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extern const device dev_storage[];
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@ -379,4 +381,3 @@ extern const device dev_fs_storage;
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|| (((int) n) == FH_CONOUT))
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|| (((int) n) == FH_CONOUT))
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#define istty_slave_dev(n) (device::major (n) == DEV_PTYS_MAJOR)
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#define istty_slave_dev(n) (device::major (n) == DEV_PTYS_MAJOR)
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#endif /*_DEVICES_H*/
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@ -10,101 +10,179 @@ typedef const device *KR_device_t;
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}
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}
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%type KR_device_t
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%type KR_device_t
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%local {
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%local {
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static int
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exists_internal (const device&)
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{
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return false;
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}
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static int
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exists (const device&)
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{
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return true;
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}
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/* Check existence of POSIX devices backed by real NT devices. */
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static int
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exists_ntdev (const device& dev)
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{
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WCHAR wpath[MAX_PATH];
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UNICODE_STRING upath;
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OBJECT_ATTRIBUTES attr;
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HANDLE h;
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NTSTATUS status;
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sys_mbstowcs (wpath, MAX_PATH, dev.native);
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RtlInitUnicodeString (&upath, wpath);
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InitializeObjectAttributes (&attr, &upath, OBJ_CASE_INSENSITIVE, NULL, NULL);
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/* Except for the serial IO devices, the native paths are
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direct device paths, not symlinks, so every status code
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except for "NOT_FOUND" means the device exists. */
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status = NtOpenSymbolicLinkObject (&h, SYMBOLIC_LINK_QUERY, &attr);
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switch (status)
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{
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case STATUS_OBJECT_NAME_NOT_FOUND:
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case STATUS_OBJECT_PATH_NOT_FOUND:
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return false;
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case STATUS_SUCCESS:
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NtClose (h);
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default:
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break;
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}
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return true;
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}
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/* Don't list via readdir but allow as a direct reference. */
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static int
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exists_ntdevs (const device& dev)
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{
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return exists_ntdev (dev) ? -1 : false;
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}
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static int
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exists_console (const device& dev)
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{
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if (!iscons_dev (myself->ctty))
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return false;
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int devn = *const_cast<device *> (&dev);
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switch (devn)
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{
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case FH_CONSOLE:
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case FH_CONIN:
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case FH_CONOUT:
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return iscons_dev (myself->ctty);
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default:
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return myself->ctty == devn;
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}
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}
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static int
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exists_pty (const device& dev)
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{
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/* Only existing slave ptys. */
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return cygwin_shared->tty.connect (dev.get_minor ()) != -1;
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}
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const device dev_cygdrive_storage =
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const device dev_cygdrive_storage =
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{"/cygdrive", {FH_CYGDRIVE}, "/cygdrive"};
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{"/cygdrive", {FH_CYGDRIVE}, "/cygdrive", exists};
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const device dev_fs_storage =
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const device dev_fs_storage =
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{"", {FH_FS}, ""};
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{"", {FH_FS}, "", exists};
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const device dev_proc_storage =
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const device dev_proc_storage =
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{"", {FH_PROC}, ""};
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{"", {FH_PROC}, "", exists};
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const device dev_procnet_storage =
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const device dev_procnet_storage =
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{"", {FH_PROCNET}, ""};
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{"", {FH_PROCNET}, "", exists};
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const device dev_procsys_storage =
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const device dev_procsys_storage =
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{"", {FH_PROCSYS}, ""};
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{"", {FH_PROCSYS}, "", exists};
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const device dev_procsysvipc_storage =
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const device dev_procsysvipc_storage =
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{"", {FH_PROCSYSVIPC}, ""};
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{"", {FH_PROCSYSVIPC}, "", exists};
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const device dev_netdrive_storage =
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const device dev_netdrive_storage =
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{"", {FH_NETDRIVE}, ""};
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{"", {FH_NETDRIVE}, "", exists};
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const device dev_dev_storage =
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const device dev_dev_storage =
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{"/dev", {FH_DEV}, "/dev"};
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{"/dev", {FH_DEV}, "/dev", exists};
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const device dev_registry_storage =
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const device dev_registry_storage =
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{"", {FH_REGISTRY}, ""};
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{"", {FH_REGISTRY}, "", exists_internal};
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const device dev_piper_storage =
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const device dev_piper_storage =
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{"", {FH_PIPER}, ""};
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{"", {FH_PIPER}, "", exists_internal};
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const device dev_pipew_storage =
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const device dev_pipew_storage =
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{"", {FH_PIPEW}, ""};
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{"", {FH_PIPEW}, "", exists_internal};
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const device dev_tcp_storage =
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const device dev_tcp_storage =
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{"", {FH_TCP}, ""};
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{"", {FH_TCP}, "", exists_internal};
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const device dev_udp_storage =
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const device dev_udp_storage =
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{"", {FH_UDP}, ""};
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{"", {FH_UDP}, "", exists_internal};
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const device dev_stream_storage =
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const device dev_stream_storage =
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{"", {FH_STREAM}, ""};
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{"", {FH_STREAM}, "", exists_internal};
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const device dev_dgram_storage =
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const device dev_dgram_storage =
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{"", {FH_DGRAM}, ""};
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{"", {FH_DGRAM}, "", exists_internal};
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const device dev_bad_storage =
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const device dev_bad_storage =
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{"", {FH_NADA}, ""};
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{"", {FH_NADA}, "", exists_internal};
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const device dev_error_storage =
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const device dev_error_storage =
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{"", {FH_ERROR}, ""};
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{"", {FH_ERROR}, "", exists_internal};
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#define BRACK(x) {devn_int: x}
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#define BRACK(x) {devn_int: x}
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%storage_here
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%storage_here
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}
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}
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/* Internal devices below are marked with a //. gendevices will
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eventually translate that to a : . This is done because shilka
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does not support a colon here since it is designed to only handle
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C keywords with special handling for "/". */
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%%
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%%
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"/dev/tty", BRACK(FH_TTY), "/dev/tty"
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"/dev", BRACK(FH_DEV), "/dev", exists, S_IFDIR
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"/dev/pty%(0-63)d", BRACK(FHDEV(DEV_PTYS_MAJOR, {$1})), "/dev/pty{$1}", &device::exists_ptys, ptys_dev
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"/dev/tty", BRACK(FH_TTY), "/dev/tty", exists, S_IFCHR
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"/dev/ptym%(0-63)d", BRACK(FHDEV(DEV_PTYM_MAJOR, {$1})), "/dev/ptym{$1}", &device::exists_never, ptym_dev
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"/dev/pty%(0-63)d", BRACK(FHDEV(DEV_PTYS_MAJOR, {$1})), "/dev/pty{$1}", exists_pty, S_IFCHR, ptys_dev
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"/dev/cons%(0-63)d", BRACK(FHDEV(DEV_CONS_MAJOR, {$1})), "/dev/cons{$1}", &device::exists_cons, cons_dev
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"//ptym%(0-63)d", BRACK(FHDEV(DEV_PTYM_MAJOR, {$1})), "/dev/ptym{$1}", exists_internal, S_IFCHR, ptym_dev
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"/dev/console", BRACK(FH_CONSOLE), "/dev/console", &device::exists_console, console_dev
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"/dev/cons%(0-63)d", BRACK(FHDEV(DEV_CONS_MAJOR, {$1})), "/dev/cons{$1}", exists_console, S_IFCHR, cons_dev
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"/dev/ptmx", BRACK(FH_PTMX), "/dev/ptmx"
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"/dev/console", BRACK(FH_CONSOLE), "/dev/console", exists_console, S_IFCHR, console_dev
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"/dev/windows", BRACK(FH_WINDOWS), "/dev/windows"
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"/dev/ptmx", BRACK(FH_PTMX), "/dev/ptmx", exists, S_IFCHR
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"/dev/dsp", BRACK(FH_OSS_DSP), "/dev/dsp"
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"/dev/windows", BRACK(FH_WINDOWS), "/dev/windows", exists, S_IFCHR
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"/dev/conin", BRACK(FH_CONIN), "/dev/conin", &device::exists_console
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"/dev/dsp", BRACK(FH_OSS_DSP), "/dev/dsp", exists, S_IFCHR
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"/dev/conout", BRACK(FH_CONOUT), "/dev/conout", &device::exists_console
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"/dev/conin", BRACK(FH_CONIN), "/dev/conin", exists_console, S_IFCHR
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"/dev/null", BRACK(FH_NULL), "\\Device\\Null"
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"/dev/conout", BRACK(FH_CONOUT), "/dev/conout", exists_console, S_IFCHR
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"/dev/zero", BRACK(FH_ZERO), "/dev/zero"
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"/dev/null", BRACK(FH_NULL), "\\Device\\Null", exists_ntdev, S_IFCHR
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"/dev/full", BRACK(FH_FULL), "/dev/full"
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"/dev/zero", BRACK(FH_ZERO), "/dev/zero", exists, S_IFCHR
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"/dev/random", BRACK(FH_RANDOM), "/dev/random"
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"/dev/full", BRACK(FH_FULL), "/dev/full", exists, S_IFCHR
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"/dev/urandom", BRACK(FH_URANDOM), "/dev/urandom", urandom_dev
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"/dev/random", BRACK(FH_RANDOM), "/dev/random", exists, S_IFCHR
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"/dev/mem", BRACK(FH_MEM), "/dev/mem"
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"/dev/urandom", BRACK(FH_URANDOM), "/dev/urandom", exists, S_IFCHR, urandom_dev
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"/dev/kmem", BRACK(FH_KMEM), "/dev/mem"
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"/dev/mem", BRACK(FH_MEM), "/dev/mem", exists, S_IFCHR
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"/dev/clipboard", BRACK(FH_CLIPBOARD), "/dev/clipboard"
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"/dev/kmem", BRACK(FH_KMEM), "/dev/mem", exists, S_IFCHR
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"/dev/port", BRACK(FH_PORT), "/dev/port"
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"/dev/clipboard", BRACK(FH_CLIPBOARD), "/dev/clipboard", exists, S_IFCHR
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"/dev/com%(1-16)d", BRACK(FHDEV(DEV_SERIAL_MAJOR, {$1 - 1})), "\\??\\COM{$1}", &device::exists_never
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"/dev/port", BRACK(FH_PORT), "/dev/port", exists, S_IFCHR
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"/dev/ttyS%(0-63)d", BRACK(FHDEV(DEV_SERIAL_MAJOR, {$1})), "\\??\\COM{$1 + 1}", &device::exists_nt_dev
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"/dev/com%(1-16)d", BRACK(FHDEV(DEV_SERIAL_MAJOR, {$1 - 1})), "\\??\\COM{$1}", exists_ntdevs, S_IFCHR
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"/dev/pipe", BRACK(FH_PIPE), "/dev/pipe", &device::exists_never
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"/dev/ttyS%(0-63)d", BRACK(FHDEV(DEV_SERIAL_MAJOR, {$1})), "\\??\\COM{$1 + 1}", exists_ntdev, S_IFCHR
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"/dev/fifo", BRACK(FH_FIFO), "/dev/fifo", &device::exists_never
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"//pipe", BRACK(FH_PIPE), "/dev/pipe", exists_internal, S_IFCHR
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"/dev/st%(0-127)d", BRACK(FHDEV(DEV_TAPE_MAJOR, {$1})), "\\Device\\Tape{$1}", &device::exists_nt_dev
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"//fifo", BRACK(FH_FIFO), "/dev/fifo", exists_internal, S_IFCHR
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"/dev/nst%(0-127)d", BRACK(FHDEV(DEV_TAPE_MAJOR, {$1 + 128})), "\\Device\\Tape{$1}", &device::exists_nt_dev
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"/dev/st%(0-127)d", BRACK(FHDEV(DEV_TAPE_MAJOR, {$1})), "\\Device\\Tape{$1}", exists_ntdev, S_IFBLK
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"/dev/fd%(0-15)d", BRACK(FHDEV(DEV_FLOPPY_MAJOR, {$1})), "\\Device\\Floppy{$1}", &device::exists_nt_dev
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"/dev/nst%(0-127)d", BRACK(FHDEV(DEV_TAPE_MAJOR, {$1 + 128})), "\\Device\\Tape{$1}", exists_ntdev, S_IFBLK
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"/dev/scd%(0-15)d", BRACK(FHDEV(DEV_CDROM_MAJOR, {$1})), "\\Device\\CdRom{$1}", &device::exists_nt_dev
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"/dev/fd%(0-15)d", BRACK(FHDEV(DEV_FLOPPY_MAJOR, {$1})), "\\Device\\Floppy{$1}", exists_ntdev, S_IFBLK
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"/dev/sr%(0-15)d", BRACK(FHDEV(DEV_CDROM_MAJOR, {$1})), "\\Device\\CdRom{$1}", &device::exists_nt_dev
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"/dev/scd%(0-15)d", BRACK(FHDEV(DEV_CDROM_MAJOR, {$1})), "\\Device\\CdRom{$1}", exists_ntdev, S_IFBLK
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"/dev/sd%{a-z}s", BRACK(FH_SD{uc $1}), "\\Device\\Harddisk{ord($1) - ord('a')}\\Partition0", &device::exists_nt_dev
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"/dev/sr%(0-15)d", BRACK(FHDEV(DEV_CDROM_MAJOR, {$1})), "\\Device\\CdRom{$1}", exists_ntdev, S_IFBLK
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"/dev/sda%{a-z}s", BRACK(FH_SDA{uc $1}), "\\Device\\Harddisk{26 + ord($1) - ord('a')}\\Partition0", &device::exists_nt_dev
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"/dev/sd%{a-z}s", BRACK(FH_SD{uc $1}), "\\Device\\Harddisk{ord($1) - ord('a')}\\Partition0", exists_ntdev, S_IFBLK
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"/dev/sdb%{a-z}s", BRACK(FH_SDB{uc $1}), "\\Device\\Harddisk{52 + ord($1) - ord('a')}\\Partition0", &device::exists_nt_dev
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"/dev/sda%{a-z}s", BRACK(FH_SDA{uc $1}), "\\Device\\Harddisk{26 + ord($1) - ord('a')}\\Partition0", exists_ntdev, S_IFBLK
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"/dev/sdc%{a-z}s", BRACK(FH_SDC{uc $1}), "\\Device\\Harddisk{78 + ord($1) - ord('a')}\\Partition0", &device::exists_nt_dev
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"/dev/sdb%{a-z}s", BRACK(FH_SDB{uc $1}), "\\Device\\Harddisk{52 + ord($1) - ord('a')}\\Partition0", exists_ntdev, S_IFBLK
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"/dev/sdd%{a-x}s", BRACK(FH_SDD{uc $1}), "\\Device\\Harddisk{104 + ord($1) - ord('a')}\\Partition0", &device::exists_nt_dev
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"/dev/sdc%{a-z}s", BRACK(FH_SDC{uc $1}), "\\Device\\Harddisk{78 + ord($1) - ord('a')}\\Partition0", exists_ntdev, S_IFBLK
|
||||||
"/dev/sd%{a-z}s%(1-15)d", BRACK(FH_SD{uc $1} | {$2}), "\\Device\\Harddisk{ord($1) - ord('a')}\\Partition{$2 % 16}", &device::exists_nt_dev
|
"/dev/sdd%{a-x}s", BRACK(FH_SDD{uc $1}), "\\Device\\Harddisk{104 + ord($1) - ord('a')}\\Partition0", exists_ntdev, S_IFBLK
|
||||||
"/dev/sda%{a-z}s%(1-15)d", BRACK(FH_SDA{uc $1} | {$2}), "\\Device\\Harddisk{26 + ord($1) - ord('a')}\\Partition{$2 % 16}", &device::exists_nt_dev
|
"/dev/sd%{a-z}s%(1-15)d", BRACK(FH_SD{uc $1} | {$2}), "\\Device\\Harddisk{ord($1) - ord('a')}\\Partition{$2 % 16}", exists_ntdev, S_IFBLK
|
||||||
"/dev/sdb%{a-z}s%(1-15)d", BRACK(FH_SDB{uc $1} | {$2}), "\\Device\\Harddisk{52 + ord($1) - ord('a')}\\Partition{$2 % 16}", &device::exists_nt_dev
|
"/dev/sda%{a-z}s%(1-15)d", BRACK(FH_SDA{uc $1} | {$2}), "\\Device\\Harddisk{26 + ord($1) - ord('a')}\\Partition{$2 % 16}", exists_ntdev, S_IFBLK
|
||||||
"/dev/sdc%{a-z}s%(1-15)d", BRACK(FH_SDC{uc $1} | {$2}), "\\Device\\Harddisk{78 + ord($1) - ord('a')}\\Partition{$2 % 16}", &device::exists_nt_dev
|
"/dev/sdb%{a-z}s%(1-15)d", BRACK(FH_SDB{uc $1} | {$2}), "\\Device\\Harddisk{52 + ord($1) - ord('a')}\\Partition{$2 % 16}", exists_ntdev, S_IFBLK
|
||||||
"/dev/sdd%{a-x}s%(1-15)d", BRACK(FH_SDD{uc $1} | {$2}), "\\Device\\Harddisk{104 + ord($1) - ord('a')}\\Partition{$2 % 16}", &device::exists_nt_dev
|
"/dev/sdc%{a-z}s%(1-15)d", BRACK(FH_SDC{uc $1} | {$2}), "\\Device\\Harddisk{78 + ord($1) - ord('a')}\\Partition{$2 % 16}", exists_ntdev, S_IFBLK
|
||||||
"/dev/kmsg", BRACK(FH_KMSG), "\\Device\\MailSlot\\cygwin\\dev\\kmsg"
|
"/dev/sdd%{a-x}s%(1-15)d", BRACK(FH_SDD{uc $1} | {$2}), "\\Device\\Harddisk{104 + ord($1) - ord('a')}\\Partition{$2 % 16}", exists_ntdev, S_IFBLK
|
||||||
"/dev", BRACK(FH_DEV), "/dev"
|
"/dev/kmsg", BRACK(FH_KMSG), "\\Device\\MailSlot\\cygwin\\dev\\kmsg", exists_ntdev, S_IFCHR
|
||||||
%other {return NULL;}
|
%other {return NULL;}
|
||||||
%%
|
%%
|
||||||
#undef BRACK
|
#undef BRACK
|
||||||
@ -132,14 +210,14 @@ device::init ()
|
|||||||
void
|
void
|
||||||
device::parse (_major_t major, _minor_t minor)
|
device::parse (_major_t major, _minor_t minor)
|
||||||
{
|
{
|
||||||
_dev_t dev = FHDEV (major, minor);
|
_dev_t devn = FHDEV (major, minor);
|
||||||
|
|
||||||
d.devn = 0;
|
d.devn = 0;
|
||||||
|
|
||||||
for (unsigned i = 0; i < (sizeof (dev_storage) / sizeof (dev_storage[0])); i++)
|
for (const device *devidx = dev_storage; devidx < dev_storage_end; devidx++)
|
||||||
if (dev_storage[i].d.devn == dev)
|
if (devidx->d.devn == devn)
|
||||||
{
|
{
|
||||||
*this = dev_storage[i];
|
*this = *devidx;
|
||||||
break;
|
break;
|
||||||
}
|
}
|
||||||
|
|
||||||
@ -198,71 +276,3 @@ device::parsedisk (int drive, int part)
|
|||||||
}
|
}
|
||||||
parse (base, part + (drive * 16));
|
parse (base, part + (drive * 16));
|
||||||
}
|
}
|
||||||
|
|
||||||
bool
|
|
||||||
device::exists_never () const
|
|
||||||
{
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool
|
|
||||||
device::exists_ptys () const
|
|
||||||
{
|
|
||||||
/* Only in-use ptys exist. */
|
|
||||||
return cygwin_shared->tty.connect (get_minor ()) != -1;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool
|
|
||||||
device::exists_cons () const
|
|
||||||
{
|
|
||||||
/* /dev/consX only exists, if it's the current controlling tty. */
|
|
||||||
return iscons_dev (myself->ctty) && myself->ctty == d.devn_int;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool
|
|
||||||
device::exists_console () const
|
|
||||||
{
|
|
||||||
/* console, conin, conout only exist if a console is our controlling tty. */
|
|
||||||
return iscons_dev (myself->ctty);
|
|
||||||
}
|
|
||||||
|
|
||||||
bool
|
|
||||||
device::exists_nt_dev () const
|
|
||||||
{
|
|
||||||
/* POSIX devices backed by real NT devices only exist if their NT device
|
|
||||||
exists. */
|
|
||||||
WCHAR wpath[MAX_PATH];
|
|
||||||
UNICODE_STRING upath;
|
|
||||||
OBJECT_ATTRIBUTES attr;
|
|
||||||
HANDLE h;
|
|
||||||
NTSTATUS status;
|
|
||||||
|
|
||||||
sys_mbstowcs (wpath, MAX_PATH, native);
|
|
||||||
RtlInitUnicodeString (&upath, wpath);
|
|
||||||
InitializeObjectAttributes (&attr, &upath,
|
|
||||||
OBJ_CASE_INSENSITIVE, NULL, NULL);
|
|
||||||
/* Except for the serial IO devices, the native paths are direct device
|
|
||||||
paths, not symlinks, so every status code except for "NOT_FOUND" means
|
|
||||||
the device exists. */
|
|
||||||
status = NtOpenSymbolicLinkObject (&h, SYMBOLIC_LINK_QUERY, &attr);
|
|
||||||
switch (status)
|
|
||||||
{
|
|
||||||
case STATUS_OBJECT_NAME_NOT_FOUND:
|
|
||||||
case STATUS_OBJECT_PATH_NOT_FOUND:
|
|
||||||
return false;
|
|
||||||
case STATUS_SUCCESS:
|
|
||||||
NtClose (h);
|
|
||||||
break;
|
|
||||||
default:
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool
|
|
||||||
device::exists () const
|
|
||||||
{
|
|
||||||
if (!exists_func)
|
|
||||||
return true;
|
|
||||||
return (this->*exists_func)();
|
|
||||||
}
|
|
||||||
|
@ -119,7 +119,10 @@ fhandler_dev::readdir (DIR *dir, dirent *de)
|
|||||||
while (devidx < dev_storage_end)
|
while (devidx < dev_storage_end)
|
||||||
{
|
{
|
||||||
const device& thisdev = *devidx++;
|
const device& thisdev = *devidx++;
|
||||||
if (!thisdev.exists ())
|
/* If exists returns < 0 it means that the device can be used by a
|
||||||
|
program but its use is deprecated and, so, it is not returned
|
||||||
|
by readdir((). */
|
||||||
|
if (thisdev.exists () <= 0)
|
||||||
continue;
|
continue;
|
||||||
++dir->__d_position;
|
++dir->__d_position;
|
||||||
strcpy (de->d_name, thisdev.name + dev_prefix_len);
|
strcpy (de->d_name, thisdev.name + dev_prefix_len);
|
||||||
|
@ -70,7 +70,7 @@ if ($? == -1) {
|
|||||||
}
|
}
|
||||||
chdir $cwd;
|
chdir $cwd;
|
||||||
unlink $shilka;
|
unlink $shilka;
|
||||||
open(C, $c) or die "$0: couldn't open $c - $!\n";
|
open(C, '<', $c) or die "$0: couldn't open $c - $!\n";
|
||||||
@lines = <C>;
|
@lines = <C>;
|
||||||
close C;
|
close C;
|
||||||
unlink $c;
|
unlink $c;
|
||||||
@ -84,6 +84,7 @@ for (my $i = 0; $i < @lines; $i++) {
|
|||||||
splice(@lines, $i, 1);
|
splice(@lines, $i, 1);
|
||||||
redo;
|
redo;
|
||||||
};
|
};
|
||||||
|
$lines[$i] =~ s%"//%":%go;
|
||||||
}
|
}
|
||||||
open(OUTPUT, '>', $output) or do {{
|
open(OUTPUT, '>', $output) or do {{
|
||||||
if (chmod(0664, $output)) {
|
if (chmod(0664, $output)) {
|
||||||
@ -155,5 +156,7 @@ sub devsort {
|
|||||||
my $b0 = $b->[0];
|
my $b0 = $b->[0];
|
||||||
$a0 =~ s/(\D)(\d+)/"$1" . sprintf "%05d", $2/e;
|
$a0 =~ s/(\D)(\d+)/"$1" . sprintf "%05d", $2/e;
|
||||||
$b0 =~ s/(\D)(\d+)/"$1" . sprintf "%05d", $2/e;
|
$b0 =~ s/(\D)(\d+)/"$1" . sprintf "%05d", $2/e;
|
||||||
|
$a0 =~ s%^//%:%o;
|
||||||
|
$b0 =~ s%^//%:%o;
|
||||||
return $a0 cmp $b0;
|
return $a0 cmp $b0;
|
||||||
}
|
}
|
||||||
|
Loading…
x
Reference in New Issue
Block a user