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* Makefile.in (DLL_OFILES): Add fhandler_mailslot.o.

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* devices.h (FH_KMSG): Define new device.
	* devices.in: Add "/dev/kmsg" entry.
	* devices.cc: Regenerate.
	* dtable.cc (build_fh_pc): Handle case FH_KMSG.
	* fhandler.h (class fhandler_mailslot): New class.
	(class select_stuff): Add device_specific_mailslot pointer.
	* fhandler_mailslot.cc: New file.
	* select.cc (peek_mailslot): New function.
	(verify_mailslot): Ditto.
	(struct mailslotinf): New stuct to handle select on mailslots.
	(thread_mailslot): New function.
	(start_thread_mailslot): Ditto.
	(mailslot_cleanup): Ditto.
	(fhandler_mailslot::select_read): New method.
	* syslog.cc (klog_guard): New muto.
	(dev_kmsg): Local mailslot for kernel message device.
	(vklog): New function.
	(klog): Ditto.
	* winsup.h (vklog): Declare.
	(klog): Ditto.
	* include/sys/syslog.h: Define _PATH_KLOG.
This commit is contained in:
Corinna Vinschen
2005-05-10 20:56:07 +00:00
parent a586e5b6ae
commit 13505ca8fc
12 changed files with 1179 additions and 803 deletions
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16
winsup/cygwin/fhandler.h
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@ -360,6 +360,17 @@ class fhandler_base
friend class fhandler_fifo;
};
class fhandler_mailslot : public fhandler_base
{
public:
fhandler_mailslot ();
int __stdcall fstat (struct __stat64 *buf) __attribute__ ((regparm (2)));
int open (int flags, mode_t mode = 0);
int write (const void *ptr, size_t len);
int ioctl (unsigned int cmd, void *);
select_record *select_read (select_record *s);
};
class fhandler_socket: public fhandler_base
{
private:
@ -1274,6 +1285,7 @@ typedef union
char __dev_tape[sizeof (fhandler_dev_tape)];
char __dev_zero[sizeof (fhandler_dev_zero)];
char __disk_file[sizeof (fhandler_disk_file)];
char __mailslot[sizeof (fhandler_mailslot)];
char __pipe[sizeof (fhandler_pipe)];
char __proc[sizeof (fhandler_proc)];
char __process[sizeof (fhandler_process)];
@ -1327,6 +1339,7 @@ class select_stuff
void *device_specific_pipe;
void *device_specific_socket;
void *device_specific_serial;
void *device_specific_mailslot;
int test_and_set (int i, fd_set *readfds, fd_set *writefds,
fd_set *exceptfds);
@ -1336,7 +1349,8 @@ class select_stuff
select_stuff (): always_ready (0), windows_used (0), start (0),
device_specific_pipe (0),
device_specific_socket (0),
device_specific_serial (0) {}
device_specific_serial (0),
device_specific_mailslot (0) {}
};
int __stdcall set_console_state_for_spawn ();