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authorCorinna Vinschen <corinna@vinschen.de>2013-10-24 13:41:17 +0400
committerCorinna Vinschen <corinna@vinschen.de>2013-10-24 13:41:17 +0400
commit95ff6fc6da3cccb2b50600a181c6f9dcb1333283 (patch)
treec57705a56761f4d50cc518d78703f78036215ba6 /winsup/cygwin/devices.cc
parent72a386373e0fb620e943064f63f9e4d142c933d7 (diff)
* devices.in (dev_storage): Map /dev/zero and /dev/full to \Device\Null.
* devices.cc: Regenerate. * dtable.h (struct dtable): Make fhandler_base friend, rather than fhandler_disk_file. * fhandler.cc (fhandler_base::open_with_arch): Create unique id. (fhandler_base::cleanup): Call del_my_locks. (fhandler_base::fcntl): Handle F_GETLK, F_SETLK and F_SETLKW. * fhandler.h (fhandler_base::get_dev): Return real device number. (fhandler_base::set_unique_id): New inline method. (fhandler_disk_file::lock): Drop declaration. (fhandler_disk_file::get_dev): New method, return pc.fs_serial_number. (fhandler_dev_zero::open): Drop declaration. * fhandler_disk_file.cc (fhandler_disk_file::close): Move del_my_locks call to fhandler_base::open_with_arch. (fhandler_disk_file::fcntl): Move handling of locking commands to fhandler_base::fcntl. (fhandler_base::open_fs): Drop call to NtAllocateLocallyUniqueId. * fhandler_zero.cc (fhandler_dev_zero::open): Remove so that default fhandler_base::open is used to open \Device\Null. * flock.cc (fixup_lockf_after_exec): Finding a single fhandler is enough here. (fhandler_base::lock): Replace fhandler_disk_file::lock. Refuse to lock nohandle devices. Handle read/write test using POSIX flags. Explain why. Never fail on SEEK_CUR or SEEK_END, rather assume position 0, just as Linux. * net.cc (fdsock): Create unique id.
Diffstat (limited to 'winsup/cygwin/devices.cc')
-rw-r--r--winsup/cygwin/devices.cc4
1 files changed, 2 insertions, 2 deletions
diff --git a/winsup/cygwin/devices.cc b/winsup/cygwin/devices.cc
index 9f37ef827..fd2e7e16d 100644
--- a/winsup/cygwin/devices.cc
+++ b/winsup/cygwin/devices.cc
@@ -243,7 +243,7 @@ const _RDATA device dev_storage[] =
{"/dev/fd13", BRACK(FHDEV(DEV_FLOPPY_MAJOR, 13)), "\\Device\\Floppy13", exists_ntdev, S_IFBLK, true},
{"/dev/fd14", BRACK(FHDEV(DEV_FLOPPY_MAJOR, 14)), "\\Device\\Floppy14", exists_ntdev, S_IFBLK, true},
{"/dev/fd15", BRACK(FHDEV(DEV_FLOPPY_MAJOR, 15)), "\\Device\\Floppy15", exists_ntdev, S_IFBLK, true},
- {"/dev/full", BRACK(FH_FULL), "/dev/full", exists, S_IFCHR, true},
+ {"/dev/full", BRACK(FH_FULL), "\\Device\\Null", exists_ntdev, S_IFCHR, true},
{"/dev/kmsg", BRACK(FH_KMSG), "\\Device\\MailSlot\\cygwin\\dev\\kmsg", exists_ntdev, S_IFCHR, true},
{"/dev/nst0", BRACK(FHDEV(DEV_TAPE_MAJOR, 128)), "\\Device\\Tape0", exists_ntdev, S_IFBLK, true},
{"/dev/nst1", BRACK(FHDEV(DEV_TAPE_MAJOR, 129)), "\\Device\\Tape1", exists_ntdev, S_IFBLK, true},
@@ -2715,7 +2715,7 @@ const _RDATA device dev_storage[] =
{"/dev/ttyS63", BRACK(FHDEV(DEV_SERIAL_MAJOR, 63)), "\\??\\COM64", exists_ntdev, S_IFCHR, true},
{"/dev/urandom", BRACK(FH_URANDOM), "/dev/urandom", exists, S_IFCHR, true},
{"/dev/windows", BRACK(FH_WINDOWS), "/dev/windows", exists, S_IFCHR, true},
- {"/dev/zero", BRACK(FH_ZERO), "/dev/zero", exists, S_IFCHR, true},
+ {"/dev/zero", BRACK(FH_ZERO), "\\Device\\Null", exists_ntdev, S_IFCHR, true},
{":fifo", BRACK(FH_FIFO), "/dev/fifo", exists_internal, S_IFCHR, false},
{":pipe", BRACK(FH_PIPE), "/dev/pipe", exists_internal, S_IFCHR, false},
{":ptym0", BRACK(FHDEV(DEV_PTYM_MAJOR, 0)), "/dev/ptym0", exists_internal, S_IFCHR, false},