Revert "Ignore termios error in getch_noblock(). Fixes #46"

This reverts commit 7ed4d95885f91b70c5814ec308d5d2eb78d13f23.

CHANGES.txt

@@ -5,10 +5,6 @@
    Py65 now requires Python 3.4 or later.  On Python 2, Py65 now requires
    Python 2.7.
 
- - Added a workaround to ignore an error ``Error: <class 'termios.error'>,
-   (25, 'Inappropriate ioctl for device')`` that may occur on some systems
-   when reading character input.  Based on a patch by Marko Lauke.
-
 1.1.0 (2018-07-01)
 ------------------
 

py65/utils/console.py

@@ -49,14 +49,9 @@ else:
         character.  If no character is available, an empty string is returned.
         """
 
-        char = ''
         fd = stdin.fileno()
 
-        try:
-            oldterm = termios.tcgetattr(fd)
-        except termios.error:  # https://github.com/mnaberez/py65/issues/46
-            return char
-
+        oldterm = termios.tcgetattr(fd)
         newattr = oldterm[:]
         newattr[3] = newattr[3] & ~termios.ICANON & ~termios.ECHO
         termios.tcsetattr(fd, termios.TCSANOW, newattr)
@@ -65,6 +60,7 @@ else:
         fcntl.fcntl(fd, fcntl.F_SETFL, oldflags | os.O_NONBLOCK)
 
         try:
+            char = ''
             r, w, e = select.select([fd], [], [], 0.1)
             if r:
                 char = stdin.read(1)