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

	* devices.h (DEV_DEV_MAJOR): Define.
	(FH_DEV): Redefine in terms of DEV_DEV_MAJOR.
	(ext_dev_storage): Declare.
	(dev_storage_size): Declare.
	(dev_dev_storage): Declare.
	(dev_dev): Define.
	(isdev_dev): Define.
	* devices.in (dev_dev_storage): Activate.
	(ext_dev_storage): Define as externally available pointer to
	dev_storage.
	(dev_storage_size): Define to contain number of dev_storage elements.
	* dir.cc (rmdir): Handle /dev as always not empty.
	* dtable.cc (fh_alloc): Handle DEV_DEV_MAJOR.
	* fhandler.h (fhandler_dev): New class, derived from fhandler_disk_file.
	(fhandler_union): Add fhandler_dev member.
	* fhandler_disk_file.cc (class __DIR_mounts): Handle /dev directory
	to make sure it always exists.
	* fhandler_dev.cc: New file implementing /dev.
	* globals.cc (ro_u_dev): New R/O unicode string.
	* path.cc (path_conv::check): Handle FH_DEV device.

1 files changed, 29 insertions, 0 deletions

diff --git a/winsup/cygwin/fhandler.h b/winsup/cygwin/fhandler.h
index 533a9d4..4cdf81e 100644
--- a/winsup/cygwin/fhandler.h
+++ b/winsup/cygwin/fhandler.h
@@ -1016,6 +1016,34 @@ class fhandler_disk_file: public fhandler_base
   }
 };
 
+class fhandler_dev: public fhandler_disk_file
+{
+  int lastrealpos;
+  bool dir_exists;
+public:
+  fhandler_dev ();
+  DIR *opendir (int fd) __attribute__ ((regparm (2)));
+  int readdir (DIR *, dirent *) __attribute__ ((regparm (3)));
+  void rewinddir (DIR *);
+
+  fhandler_dev (void *) {}
+
+  void copyto (fhandler_base *x)
+  {
+    x->pc.free_strings ();
+    *reinterpret_cast<fhandler_dev *> (x) = *this;
+    x->reset (this);
+  }
+
+  fhandler_dev *clone (cygheap_types malloc_type = HEAP_FHANDLER)
+  {
+    void *ptr = (void *) ccalloc (malloc_type, 1, sizeof (fhandler_dev));
+    fhandler_dev *fh = new (ptr) fhandler_dev (ptr);
+    copyto (fh);
+    return fh;
+  }
+};
+
 class fhandler_cygdrive: public fhandler_disk_file
 {
   enum
@@ -2093,6 +2121,7 @@ typedef union
 {
   char __base[sizeof (fhandler_base)];
   char __console[sizeof (fhandler_console)];
+  char __dev[sizeof (fhandler_dev)];
   char __cygdrive[sizeof (fhandler_cygdrive)];
   char __dev_clipboard[sizeof (fhandler_dev_clipboard)];
   char __dev_dsp[sizeof (fhandler_dev_dsp)];