Re: cygwin chere not working with zsh version 4.3.10 but worked for 4.3.9

[reckoner <reckoner@gmail.com>]

Dear Ben:

It turns out that commenting out CHERE_INVOKING fixed problem. 
Evidently, there was no CHERE_INVOKING environment variable.

Mysterious.

Thanks again!



On 9/2/2010 2:14 PM, Benjamin R. Haskell wrote:
> On Thu, 2 Sep 2010, Peter A. Castro wrote:
>
>> On Wed, 1 Sep 2010, Reckoner wrote:
>>
>>> Hi,
>>
>> Greetings, Reckoner,
>>
>>> This command line from cygwin chere is not working anymore for zsh
>>> version 4.3.10, but it worked for zsh version 4.3.9:
>>>
>>>    C:\cygwin\bin\run.exe C:\cygwin\bin\rxvt.exe -e /bin/xhere /bin/zsh.exe "%L"
>>>
>>> This is supposed to open a new zsh at the directory provided by the
>>> %L variable. With version 4.3.10, it opens a shell, but leaves you
>>> in $HOME instead of %L
>>
>> Hmm.  I don't recall there being anything specific with reguards to
>> cd'ing to $HOME on startup in 4.3.10.  The sample startup profile,
>> /etc/zprofile, (source is at
>> /usr/share/doc/zsh-4.3.10/StartupFiles/etc/zprofile) was updated to be
>> in sync with /etc/profile from the base-files package, though those
>> changes weren't all that effective (spaces, tabs, comments, etc).  In
>> /etc/zprofile we look for an env var named CHERE_INVOKING and either
>> unset it or do "cd $HOME":
>>
>> # Make sure we start in home unless invoked by CHERE
>> if [ ! -z "${CHERE_INVOKING}" ]; then
>>          unset CHERE_INVOKING
>> else
>>          cd "${HOME}"
>> fi
>>
>> So, clearly, this should be working in tandum with chere.  You might
>> want to try commenting out the above block and see if it does what you
>> want.  If so, it may be that chere has changed how "CHERE_INVOKING" is
>> being set into the environment or, maybe the name changed, or perhaps
>> something related to that.
>>
>> I'll install chere and see what I can find out.
>>
>>> any help appreciated.
>>
>
> I installed chere, and it appears to work fine for me.  I tried first
> with mintty, and then had to install rxvt before testing with it (only
> had rxvt-unicode installed).
>
> I notice that the rxvt command prepends Cygwin's 'run.exe' wrapper,
> whereas the mintty version lacks it:
>
> rxvt: (as you listed):
> C:\cygwin\bin\run.exe C:\cygwin\bin\rxvt.exe -e /bin/xhere /bin/zsh.exe "%L"
>
> mintty:
> C:\cygwin\bin\mintty.exe -e /bin/xhere /bin/zsh.exe "%L"
>
> Maybe try dropping that?:
> C:\cygwin\bin\rxvt.exe -e /bin/xhere /bin/zsh.exe "%L"
>
> (It still works either way for me, but that's just one more variable to
> eliminate.)
>
> === Selected output from cygcheck -s ===
>
> Windows 7 Home Premium Ver 6.1 Build 7600
> Running under WOW64 on AMD64
> Cygwin DLL version: 1.7.5
> DLL epoch: 19
>
> package versions:
> mintty 0.8.1-1
> run 1.1.12-11
> rxvt 20050409-21
> zsh 4.3.10-1     ($ZSH_VERSION 4.3.10 $ZSH_PATCHLEVEL 1.4705)
>
> (not sure what else is relevant -- suspect that's enough)
>