Mail Archives: cygwin/2009/05/04/11:44:07
On Mon, May 04, 2009 at 10:35:46AM -0500, Thrall, Bryan wrote:
>Christopher Faylor wrote on Monday, May 04, 2009 10:18 AM:
>
>> On Mon, May 04, 2009 at 03:11:02PM +0000, Greg Chicares wrote:
>>> On 2009-05-04 14:44Z, Thrall, Bryan wrote:
>>>> Corinna Vinschen wrote on Monday, May 04, 2009 3:25 AM:
>>>>> On Apr 28 11:47, Julio Costa wrote:
>>>>>> Bug in cygcheck? Or bug in user? :)
>>>>>
>>>>> Bug in user as far as the position of the -v option is concerned.
>>>>
>>>> I can reproduce it; some more details:
>>>>
>>>> - 'cygcheck /bin/ash.exe -v' returns 127
>>>> - it doesn't happen if run from cmd.exe
>>>> - '/bin/ash.exe -v' from inside bash works just fine
>>>>
>>>> Isn't there a feature of Cygwin where it tries 5 or 6 times to
>restart
>>>> Windows apps (such as cygcheck) if they fail in a certain way? That
>>>> could explain the repeated output (i.e. cygcheck is trying to do the
>>>> documented 'cygcheck [PROGRAM] -v' thing but there's a bug), but my
>>>> search fu wasn't able to bring up any results.
>>>
>>> Search for 'proc_retry' in the User's Guide.
>>>
>>> Try setting
>>> CYGWIN=proc_retry:1
>>> to see whether that's what's happening in this case.
>
>Thanks, Greg, for the pointer!
>
>>If it is, then cygcheck would be exiting with a bad status and bash
>>would be causing cygcheck to restart. You wouldn't see the problem
>>from the windows command line.
>
>Aren't those the exact symptoms I described?
The "exact symptoms"? No, in fact it was not. I was clarifying what to
look for but I guess I should have said "Please try this from the
windows command line".
>> cygcheck itself would not be redoing anything because 1) it isn't a
>true
>> cygwin program and 2) it isn't starting a process when it displays dll
>> information.
>
>Unfortunately, unless I'm doing something wrong, it isn't due to
>proc_retry:
>
>thrall AT pc1163-8413-xp ~
>$ echo $CYGWIN
>
>thrall AT pc1163-8413-xp ~
>$ cygcheck /bin/ash.exe -v
>C:\cygwin_1.7\bin\ash.exe
> C:\cygwin_1.7\bin\cygwin1.dll
> C:\WINDOWS\system32\ADVAPI32.DLL
> C:\WINDOWS\system32\ntdll.dll
> C:\WINDOWS\system32\KERNEL32.dll
> C:\WINDOWS\system32\RPCRT4.dll
>
><5 more copies of the DLL info>
>
>thrall AT pc1163-8413-xp ~
>$ export CYGWIN=proc_retry:1
>thrall AT pc1163-8413-xp ~
>$ cygcheck /bin/ash.exe -v
>C:\cygwin_1.7\bin\ash.exe
> C:\cygwin_1.7\bin\cygwin1.dll
> C:\WINDOWS\system32\ADVAPI32.DLL
> C:\WINDOWS\system32\ntdll.dll
> C:\WINDOWS\system32\KERNEL32.dll
> C:\WINDOWS\system32\RPCRT4.dll
>
><5 more copies of the DLL info>
>
>Oh well, at least I learned something :)
You have to set the CYGWIN environment variable before any Cygwin program is
started.
cgf
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