Enviroment always uppercased; Help me, please
Peter Buckley
peter.buckley@cportcorp.com
Thu Feb 28 07:30:00 GMT 2002
Sounds like a problem with starting env directly from the command shell.
Like he said, don't start cygwin programs from non-cygwin programs, i.e.
don't run env from the command shell- use bash instead.
From a cmd shell-
cmd> set cAsE=sEnSiTiVe
cmd> env | grep -i case
CASE=sEnSiTiVe
From a bash shell-
bash> export cAsE=sEnSiTiVe
bash> env | grep -i case
cAsE=sEnSiTiVe
HTH,
Peter
Markus K. E. Kommant wrote:
> No, it doesn't
>
> When calling env.exe (compiled with cygwin1.dll), cygwin programs installed
> in c:/usr/bin
>
> starting cmd.exe:
>
> C:\>set garfield=1234
> C:\>c:\usr\bin\env.exe | c:\usr\bin\grep -i gar
> GARFIELD=1234
>
> env.exe (the cygwin program) has uppercased the environment.
> (the set in the example was the set of cmd.exe, useally there is no set.exe
> in /usr/bin)
>
> The solution, to start a cygwin program "NOT" from another cygwin program is
> impossible on Windows. B. Gates won't rebuild Windows with useage of
> cygwin1.dll?
>
> And this is not typical for Windows (as you see by using set from cmd.exe)
> and it is not typical for UNIX and POSIX.
>
> To uppercase some Environment values can make sense.
>
> When exporting them to a DOS (and some Windows programs), but this is not
> done by cygwin.
>
> And it could make sense to uppercase *some* variables, which come from
> Windows programs, see MKS Toolkit, like PATH, instead of Path, and some
> more, but this is optional. Else the use of cygwin is very restricted. I
> solved this problem in a port of the pdksh very carefully... But all the
> work is trash, if startupcode will change the environment - without
> notification or option to stop it.
>
> At the moment I am looking for a stable way (see thread Re: cygwin gcc DLLs
> loaded by Visual C++ crashing) to call the pdksh.exe as a pdksh1.dll.
>
> But the solution posted is not stable at the moment. After a while the
> programs will hang.
> But the environment is okay (startupcode of MSVC seems to be okay...).
>
> At least. Using the original Environment in cygwin is impossible. (> As cfg
> said: "Don't start the program from a non cygwin program")
>
> The solution could be a user build cygwin1.dll without the Environment
> hack?!? Anybody?
>
> Markus
> - Thread closed.
>
>
>
>>-----Original Message-----
>>From: Hack Kampbjørn [mailto:cygwin@hack.kampbjorn.com]
>>Sent: Thursday, February 28, 2002 3:50 PM
>>To: Markus K. E. Kommant
>>Cc: cygwin@cygwin.com
>>Subject: Re: Enviroment always uppercased; Help me, please
>>
>>
>>"Markus K. E. Kommant" wrote:
>>
>>>Really???
>>>
>>>
>>>>Don't start the program from a non cygwin program.
>>>>
>>>I am using Windows 2000/NT operating system as the base for
>>>
>>my cygwin
>>
>>>programs and not DOS and not Linux.
>>>
>>>Do anyone know a good trick to use POSIX Environment (or
>>>
>>simply real Windows
>>
>>>Environment) without the cygwin-DOS changes.
>>>
>>>Hopefully waiting for help, without real POSIX I have to
>>>
>>look for another
>>
>>>programming base, instead of cygwin...
>>>
>>>Probably there has anybody build an own cygwin1.dll with
>>>
>>POSIX Environment
>>
>>>on Windows???
>>>
>>>Markus
>>>
>>I don't know what you're asking for. Cygwin does provide case
>>sensitive
>>environment variables.
>>
>>In a cmd.exe window:
>>
>> C:\>set env_var=lowercase
>> C:\>set
>> [...]
>> env_var=lowercase
>> [...]
>> C:\>set ENV_VAR=UPPERCASE
>> C:\>set
>> [...]
>> env_var=UPPERCASE
>> [...]
>> C:\>cygwin
>> $ set | grep -i env_var
>> ENV_VAR=UPPERCASE
>> $ logout
>> C:\cygwin\bin>exit
>>
>>And in cygwin's bash:
>> $ env_var=lowercase
>> $ ENV_VAR=UPPERCASE
>> $ set | grep -i env_var
>> ENV_VAR=UPPERCASE
>> env_var=lowercase
>> $ bash
>> $ set | grep -i env_var
>> $ exit
>> $ export env_var ENV_VAR
>> $ bash
>> $ set | grep -i env_var
>> ENV_VAR=UPPERCASE
>> env_var=lowercase
>> $ exit
>> $ cmd.exe
>> Microsoft Windows 2000 [Version 5.00.2195]
>> (C) Copyright 1985-2000 Microsoft Corp.
>>
>> C:\>set
>> [...]
>> ENV_VAR=UPPERCASE
>> [...]
>> env_var=lowercase
>> [...]
>>
>>As cfg said: "Don't start the program from a non cygwin program"
>>
>>--
>>Med venlig hilsen / Kind regards
>>
>>Hack Kampbjørn
>>
>>
>
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--
1 Timothy 4:12 (NIV)- Don't let anyone look down on you because you are
young, but set an example for the believers
in speech, in life, in love, in faith, and in purity.
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