[fpc-pascal] Executing external processes and codepages

[Jonas Maebe]

Michael Van Canneyt wrote on Wed, 11 May 2016:

> On Wed, 11 May 2016, Jonas Maebe wrote:
>
>>
>> Michael Van Canneyt wrote on Wed, 11 May 2016:
>>
>>> On Wed, 11 May 2016, Jonas Maebe wrote:
>>>
>>>>
>>>> Michael Van Canneyt wrote on Wed, 11 May 2016:
>>>>
>>>>> And in the case it makes an assumption of the code page, regardless of
>>>>> environment variables ?
>>>>>
>>>>> (don't say that doesn't happen. It does, I know a programmer  
>>>>> that does so)
>>>>
>>>> The caller can work around such bugs by either
>>>> a) using the pchar version of fpexec, or
>>>> b) specifying the code page that this target program uses in the  
>>>> environment used to invoke it
>>>
>>> a) obviously
>>> b) As said, the target program completely ignores the environment.
>>
>> b) is exactly why you have to specify the code page that this  
>> *target program* uses in the environment when executing it, so that  
>> the invoking FPC program will convert the parameters to this code  
>> page.
>
> You are now assuming that this is possible. This may not be the case.

Why would it not be possible? Please be more concrete, because right  
now I feel like I'm arguing against my own imagination, which is not  
very useful.


Jonas