Mail Archives: cygwin-developers/1999/08/05/11:52:56
When did you see the errors?
cgf
On Thu, Aug 05, 1999 at 11:46:47AM -0400, Larry Hall (RFK Partners, Inc) wrote:
>I see the same complaints from sig_send with the Aug 3 snapshot. I use
>bash as sh too. My CYGWIN variable only has nobinmode and ntea in it along
>with stuff to control the window title (I'm not at my machine now so I
>don't recall the specifics of these settings).
>
>Larry Hall lhall AT rfk DOT com
>RFK Partners, Inc. http://www.rfk.com
>118 Washington Street (508) 893-9779 - RFK Office
>Holliston, MA 01746 (508) 893-9889 - FAX
> (508) 560-1285 - cell phone
>
>
>At 11:32 AM 8/5/99 -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
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