diff options
Diffstat (limited to 'serial/serialposix.py')
| -rw-r--r-- | serial/serialposix.py | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/serial/serialposix.py b/serial/serialposix.py index d0e23bd..f9353c9 100644 --- a/serial/serialposix.py +++ b/serial/serialposix.py @@ -13,7 +13,7 @@ import sys, os, fcntl, termios, struct, select, errno from serialutil import * -VERSION = "$Revision: 1.31 $".split()[1] #extract CVS version +VERSION = "$Revision: 1.32 $".split()[1] #extract CVS version #Do check the Python version as some constants have moved. if (sys.hexversion < 0x020100f0): @@ -141,13 +141,18 @@ class Serial(SerialBase): raise SerialException("could not open port %s: %s" % (self._port, msg)) #~ fcntl.fcntl(self.fd, FCNTL.F_SETFL, 0) #set blocking - self._reconfigurePort() - self._isOpen = True + try: + self._reconfigurePort() + except: + os.close(self.fd) + self.fd = None + else: + self._isOpen = True #~ self.flushInput() def _reconfigurePort(self): - """Set commuication parameters on opened port.""" + """Set communication parameters on opened port.""" if self.fd is None: raise SerialException("Can only operate on a valid port handle") @@ -330,7 +335,7 @@ class Serial(SerialBase): def setRTS(self, level=1): """Set terminal status line: Request To Send""" if self.fd is None: raise portNotOpenError - if on: + if level: fcntl.ioctl(self.fd, TIOCMBIS, TIOCM_RTS_str) else: fcntl.ioctl(self.fd, TIOCMBIC, TIOCM_RTS_str) @@ -338,7 +343,7 @@ class Serial(SerialBase): def setDTR(self, level=1): """Set terminal status line: Data Terminal Ready""" if self.fd is None: raise portNotOpenError - if on: + if level: fcntl.ioctl(self.fd, TIOCMBIS, TIOCM_DTR_str) else: fcntl.ioctl(self.fd, TIOCMBIC, TIOCM_DTR_str) |