1 files changed, 65 insertions, 0 deletions
diff --git a/winsup/cygwin/ioctl.cc b/winsup/cygwin/ioctl.cc
new file mode 100644
index 00000000000..5d9ec87d0cb
--- /dev/null
+++ b/winsup/cygwin/ioctl.cc
@@ -0,0 +1,65 @@
+/* ioctl.cc: ioctl routines.
+
+   Copyright 1996, 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
+
+   Written by Doug Evans of Cygnus Support
+   dje@cygnus.com
+
+This file is part of Cygwin.
+
+This software is a copyrighted work licensed under the terms of the
+Cygwin license.  Please consult the file "CYGWIN_LICENSE" for
+details. */
+
+#include "winsup.h"
+#include <sys/ioctl.h>
+#include <errno.h>
+#include "cygerrno.h"
+#include "security.h"
+#include "path.h"
+#include "fhandler.h"
+#include "dtable.h"
+#include "cygheap.h"
+#include "sigproc.h"
+#include <sys/termios.h>
+
+extern "C" int
+ioctl (int fd, int cmd, ...)
+{
+  sigframe thisframe (mainthread);
+
+  cygheap_fdget cfd (fd);
+  if (cfd < 0)
+    return -1;
+
+  /* check for optional mode argument */
+  va_list ap;
+  va_start (ap, cmd);
+  char *argp = va_arg (ap, char *);
+  va_end (ap);
+
+  debug_printf ("fd %d, cmd %x", fd, cmd);
+  int res;
+  if (cfd->is_tty () && cfd->get_device () != FH_PTYM)
+    switch (cmd)
+      {
+	case TCGETA:
+	  res = tcgetattr (fd, (struct termios *) argp);
+	  goto out;
+	case TCSETA:
+	  res = tcsetattr (fd, TCSANOW, (struct termios *) argp);
+	  goto out;
+	case TCSETAW:
+	  res = tcsetattr (fd, TCSADRAIN, (struct termios *) argp);
+	  goto out;
+	case TCSETAF:
+	  res = tcsetattr (fd, TCSAFLUSH, (struct termios *) argp);
+	  goto out;
+      }
+
+  res = cfd->ioctl (cmd, argp);
+
+out:
+  debug_printf ("returning %d", res);
+  return res;
+}