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Mail Archives: cygwin-developers/1999/08/05/12:06:37

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Date: Thu, 5 Aug 1999 12:05:12 -0400
From: Chris Faylor <cgf AT cygnus DOT com>
To: "Larry Hall (RFK Partners, Inc)" <lhall AT rfk DOT com>
Cc: Corinna Vinschen <corinna AT vinschen DOT de>,
cygdev <cygwin-developers AT sourceware DOT cygnus DOT com>
Subject: Re: ntsec: patch 9
Message-ID: <19990805120512.A1187@cygnus.com>
References: <19990805113216 DOT A973 AT cygnus DOT com> <37A8114F DOT 9101F2AE AT vinschen DOT de> <19990804214745 DOT A15316 AT cygnus DOT com> <37A9682E DOT EA185B11 AT vinschen DOT de> <19990805113216 DOT A973 AT cygnus DOT com> <19990805114512 DOT A1014 AT cygnus DOT com> <3 DOT 0 DOT 5 DOT 32 DOT 19990805120034 DOT 00d4dd70 AT pop DOT ma DOT ultranet DOT com>
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In-Reply-To: <3.0.5.32.19990805120034.00d4dd70@pop.ma.ultranet.com>; from Larry Hall (RFK Partners, Inc) on Thu, Aug 05, 1999 at 12:00:34PM -0400

Is there any possibility that the old apps are getting called along with the new
ones in the scenario where you're seeing this error/

-chris

On Thu, Aug 05, 1999 at 12:00:34PM -0400, Larry Hall (RFK Partners, Inc) wrote:
>Actually, I do have an old DLL to replace the cygwinb19.dll for apps I
>haven't updated (I'm in the process of trying to do that now).  Its called
>cygwinb19.dll though, so it seems like there shouldn't be a problem with
>the wrong DLL being picked up.  Do you think it would help to copy the 
>new DLL to that name though?
>
>Larry
>
>
>At 11:45 AM 8/5/99 -0400, Chris Faylor wrote:
>>On reviewing the changes between 17-Jul and 26-Jul, the only thing that I see
>>that could affect anything is changes I made to detect multiple cygwin DLLs
>>being used.
>>
>>You don't, by any chance, have more than one DLL in your path or on your system
>>do you?
>>
>>-chris
>>
>>On Thu, Aug 05, 1999 at 11:32:16AM -0400, Chris Faylor wrote:
>>>I am not seeing anything like this.  I've just done a couple of configure/make
>>>cycles with no problems.
>>>
>>>Do you have anything special in your CYGWIN environment variable?
>>>
>>>-chris
>>>
>>>On Thu, Aug 05, 1999 at 12:32:14PM +0200, Corinna Vinschen wrote:
>>>>Chris Faylor wrote:
>>>>> 
>>>>> Thanks.  Applied.
>>>>> 
>>>>> Does the new snapshot still fail for you when you issue the
>>>>> 'man tcsh' command?
>>>>> 
>>>>> cgf
>>>>
>>>>Hi Chris,
>>>>
>>>>unfortunately the answer is `yes'. I have found, that this behaviour
>>>>is not reproducable beyond winsup-990726!
>>>>
>>>>Notice, that this happens regardless of the ntsec setting.
>>>>
>>>>winsup-990726 itself shows the behaviour:
>>>>
>>>>	tcsh> man tcsh
>>>>
>>>>shows man page, then pressing `q' in `less' results in:
>>>>
>>>>	0 0 [main] D:\bin\sh.exe 1029 sig_send: error sending
>>>>	signal(-3) to pid 1029, Win32 error 6
>>>>
>>>>Error 6 is `illegal handle'.
>>>>
>>>>Since winsup-990801 it's worse than before:
>>>>
>>>>	tcsh> man tcsh
>>>>
>>>>... results in:
>>>>
>>>>	/usr/local/bin/groff: can't find `DESC' file
>>>>	/usr/local/bin/groff:fatal error: invalid device `ascii'
>>>>
>>>>... and after pressing `q':
>>>>
>>>>	0 0 [main] D:\bin\sh.exe 1029 sig_send: error sending
>>>>	signal(-3) to pid 1029, Win32 error 6
>>>>
>>>>If I try to run it with strace, I get the following on stderr:
>>>>
>>>>	strace.exe: couldn't get message length from subprocess,
>>>>	windows error 6
>>>>
>>>>If, for example, the complete winsup directory is up to date,
>>>>starting `make' results in:
>>>>
>>>>	make[1]: Entering directory `/src/cdkb21/winsup'
>>>>	Making all in regexp...
>>>>	make[2]: Entering directory `/src/cdkb21/winsup/regexp'
>>>>	make[2]: Nothing to be done for `all'.
>>>>	make[2]: Leaving directory `/src/cdkb21/winsup/regexp'
>>>>-->	 0 0 [main] D:\bin\sh.exe 1009 sig_send: error sending
>>>>	signal(-3) to pid 1009, Win32 error 6
>>>>	make[1]: Leaving directory `/src/cdkb21/winsup'
>>>>	make[1]: Entering directory `/src/cdkb21/winsup'
>>>>	Making all in mingw...
>>>>-->	 0 0 [main] D:\bin\sh.exe 1016 sig_send: error sending
>>>>	signal(-3) to pid 1016, Win32 error 6
>>>>	make[2]: Entering directory `/src/cdkb21/winsup/mingw'
>>>>	make[2]: Nothing to be done for `all'.
>>>>	make[2]: Leaving directory `/src/cdkb21/winsup/mingw'
>>>>	Making all in utils...
>>>>	make[2]: Entering directory `/src/cdkb21/winsup/utils'
>>>>	make[2]: Nothing to be done for `all'.
>>>>	make[2]: Leaving directory `/src/cdkb21/winsup/utils'
>>>>-->	 0 0 [main] D:\bin\sh.exe 1020 sig_send: error sending
>>>>	signal(-3) to pid 1020, Win32 error 6
>>>>	make[1]: Leaving directory `/src/cdkb21/winsup'
>>>>
>>>>Let's talk about what happens: It's in EVERY case /bin/sh, that
>>>>fails! In my environment, /bin/sh is bash. Regardless of the
>>>>circumstances, it's only bash, that produces this error.
>>>>If you look into the message, you will see, that it fails to
>>>>work on a handle that references the calling process itself.
>>>>
>>>>I have attached the strace output of the above `make' example. It was
>>>>compiled with -DDEBUGGING. I fear, it's not very useful because as
>>>>ever when I try to strace the phenomenon, I get:
>>>>
>>>>	strace.exe: couldn't get message length from subprocess,
>>>>	windows error 6
>>>>
>>>>Hopeful,
>>>>Corinna
>>>
>>>
>>>-- 
>>>cgf AT cygnus DOT com
>>>http://www.cygnus.com/
>>
>>-- 
>>cgf AT cygnus DOT com
>>http://www.cygnus.com/
>>
>>

-- 
cgf AT cygnus DOT com
http://www.cygnus.com/

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