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

[Mark de Bruijn]

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> wrote:

>
>
>
> ---------- Forwarded message ----------
> From: Daniel <trampster at gmail.com>
> To: Mark de Bruijn <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>> 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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-- 
Mark
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