diff options
Diffstat (limited to 'tester/rt/stty.py')
| -rw-r--r-- | tester/rt/stty.py | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/tester/rt/stty.py b/tester/rt/stty.py index 55c4ed6..b393dbf 100644 --- a/tester/rt/stty.py +++ b/tester/rt/stty.py @@ -32,6 +32,7 @@ # RTEMS Testing Consoles # +import fcntl import os import sys import termios @@ -59,6 +60,8 @@ def restore(attributes): class tty: + raw = 'B115200,~BRKINT,IGNBRK,IGNCR,~ICANON,~ISIG,~IEXTEN,~ECHO,CLOCAL,~CRTSCTS' + def __init__(self, dev): if host.is_windows: raise error.general('termios not support on host') @@ -79,12 +82,21 @@ class tty: try: self.default_attr = termios.tcgetattr(self.fd) except: + close(self.fd) raise error.general('cannot get termios attrs: %s' % (dev)) + try: + fcntl.fcntl(self.fd, fcntl.F_SETFL, + fcntl.fcntl(self.fd, fcntl.F_GETFL) | os.O_NONBLOCK) + except: + close(self.fd) + raise error.general('cannot make tty non-blocking: %s' % (dev)) self.attr = self.default_attr def __del__(self): if self.fd and self.default_attr: try: + fcntl.fcntl(self.fd, fcntl.F_SETFL, + fcntl.fcntl(self.fd, fcntl.F_GETFL) & ~os.O_NONBLOCK) self.fd.close() except: pass @@ -487,7 +499,9 @@ class tty: def vtime(self, _vtime): self.attr[6][termios.VTIME] = _vtime - def set(self, flags): + def set(self, flags = None): + if flags is None: + flags = self.raw for f in flags.split(','): if len(f) < 2: raise error.general('invalid flag: %s' % (f)) @@ -543,6 +557,9 @@ class tty: raise error.general('unknown tty flag: %s' % (f)) self._update() + def read(self): + return self.fs.read() + if __name__ == "__main__": if len(sys.argv) == 2: t = tty(sys.argv[1]) |