[Mono-list] Fwd: Fwd: System.IO.SerialPort.BytesToRead closes program

[Mark de Bruijn]

It runs fine now, no error. So yeah, windows side bug.


On Wed, Apr 8, 2009 at 10:53 AM, Daniel <trampster at gmail.com> wrote:

> You can use.
> System.IO.Ports.SerialPort.GetPortNames()
> to find what ports are available on your PC, just pick one
>
> Cheers,
> Daniel
>
> Mark de Bruijn wrote:
>
>> Would be good if you supply a example which does work anywhere, it's hard
>> to test for me, because I don't have the knowledge to get Open() to work.
>>
>> On Wed, Apr 8, 2009 at 10:44 AM, Daniel <trampster at gmail.com <mailto:
>> trampster at gmail.com>> wrote:
>>
>>
>>
>>
>>    ---------- Forwarded message ----------
>>    From: Daniel <trampster at gmail.com <mailto:trampster at gmail.com>>
>>    To: Mark de Bruijn <kramieb at gmail.com <mailto:kramieb at gmail.com>>
>>    Date: Wed, 08 Apr 2009 20:41:18 +1200
>>    Subject: Re: [Mono-list] Fwd: System.IO.SerialPort.BytesToRead
>>    closes program
>>    Thanks for trying but your code threw the exception on Open() not
>>    on accessing BytesToRead. Most likely because you don't have a "Com4".
>>
>>    I do have a "Com4" and Open works it's calling BytesToRead that
>>    causes my program to close.
>>
>>    Any more ideas?
>>
>>    Cheers,
>>    Daniel
>>
>>
>>    Mark de Bruijn wrote:
>>
>>        Compiled using gmcs on Ubuntu, getting an exception, no crash.
>>        Mono C# compiler version 2.0.1.0
>>        Mono JIT compiler version 2.0.1 (tarball)
>>        Same results on:
>>        Mono C# compiler version 2.4.0.0
>>        Mono JIT compiler version 2.4 (/branches/mono-2-4/mono r130414
>>        za mrt 28 17:21:49 CET 2009)
>>
>>        LANG=C mono --debug ./WindowsCrash.exe:
>>
>>        Unhandled Exception: System.IO.IOException: No such file or
>>        directory
>>         at System.IO.Ports.SerialPortStream.ThrowIOException ()
>>        [0x00012] in
>>
>>  /build/buildd/mono-2.0.1/mcs/class/System/System.IO.Ports/SerialPortStream.cs:299
>>
>>         at System.IO.Ports.SerialPortStream..ctor (System.String
>>        portName, Int32 baudRate, Int32 dataBits, Parity parity,
>>        StopBits stopBits, Boolean dtrEnable, Boolean rtsEnable,
>>        Handshake handshake, Int32 readTimeout, Int32 writeTimeout,
>>        Int32 readBufferSize, Int32 writeBufferSize) [0x0001e] in
>>
>>  /build/buildd/mono-2.0.1/mcs/class/System/System.IO.Ports/SerialPortStream.cs:36
>>
>>         at (wrapper remoting-invoke-with-check)
>>        System.IO.Ports.SerialPortStream:.ctor
>>
>>  (string,int,int,System.IO.Ports.Parity,System.IO.Ports.StopBits,bool,bool,System.IO.Ports.Handshake,int,int,int,int)
>>         at System.IO.Ports.SerialPort.Open () [0x00078] in
>>
>>  /build/buildd/mono-2.0.1/mcs/class/System/System.IO.Ports/SerialPort.cs:563
>>
>>         at (wrapper remoting-invoke-with-check)
>>        System.IO.Ports.SerialPort:Open ()
>>         at WindowsCrash.Program.Main (System.String[] args) [0x00000]
>>
>>
>>        On Tue, Apr 7, 2009 at 1:39 PM, trampster <trampster at gmail.com
>>        <mailto:trampster at gmail.com> <mailto:trampster at gmail.com
>>
>>        <mailto:trampster at gmail.com>>> wrote:
>>
>>
>>           it appears that calling System.IO.SerialPort.BytesToRead
>>        closes my
>>           application when runing on windows using mono 2.4. The
>>        following code
>>           reproduces the problem. No error message or exception seems
>>        to be
>>           generated
>>           it just closes.
>>
>>
>>           using System.IO.Ports;
>>           using System;
>>
>>           namespace ConsoleApplication1
>>           {
>>             class Program
>>             {
>>                static void Main(string[] args)
>>                {
>>                   SerialPort serialPort = new SerialPort("Com4", 19200);
>>                   serialPort.Open();
>>                   Console.WriteLine("before");
>>                   int bytesToRead = serialPort.BytesToRead;
>>                   Console.WriteLine("after");
>>                }
>>             }
>>           }
>>
>>           My questions are as follows.
>>           1. I'm I doing something wrong, (the code works when run on
>>        dot net)
>>           2. Does this work on the linux build?
>>
>>           I raised a bug
>>        https://bugzilla.novell.com/show_bug.cgi?id=490910
>>           but it is not getting any activity.
>>           I am very interested in getting my coding running on mono,
>>        and was
>>           under the
>>           impression that all this .net 2.0 stuff was implemented and
>>           stable. Was I
>>           wrong?
>>           --
>>           View this message in context:
>>
>> http://www.nabble.com/System.IO.SerialPort.BytesToRead-closes-program-tp22927258p22927258.html
>>           Sent from the Mono - General mailing list archive at
>>        Nabble.com.
>>
>>           _______________________________________________
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>>
>>
>>
>>        --        Mark
>>
>>  ------------------------------------------------------------------------
>>
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>>
>>
>>
>>
>>    _______________________________________________
>>    Mono-list maillist  -  Mono-list at lists.ximian.com
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>>
>>
>>
>> --
>> Mark
>>
>



-- 
Mark
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