in reply to Re^9: Using STDIN after exec() with ActiveState Perl
in thread Using STDIN after exec() with ActiveState Perl

Oh indeed you're right, actually it's not for the PATH environment variable that I needed the exec. It's for another environment variable which is used by the C++ library. If I set it with %ENV and I don't use exec, then the C++ library doesn't see it.
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Re^11: Using STDIN after exec() with ActiveState Perl
by Anonymous Monk on Jun 21, 2015 at 21:07 UTC

    Oh indeed you're right, actually it's not for the PATH environment variable that I needed the exec. It's for another environment variable which is used by the C++ library. If I set it with %ENV and I don't use exec, then the C++ library doesn't see it.

    Which one? :)

      It's the unitsync library used by the Spring RTS project (https://springrts.com/). The environment variables used by this library are specific to this project (SPRING_DATADIR and SPRING_WRITEDIR).
        It should work exactly the same way
        use Module::Load; ... $ENV{SPRING_DATADIR} = ...; load( "ModuleName" );