Re: dlopen vs. libstdc++, need entry in FAQ?

[Phil Edwards <phil at jaj dot com>]

> Both of these work, so I don't think I see any bugs. However, it might
> be a good idea to put in some kind of documentation on how to properly
> do this.

Probably another FAQ 4.4 entry.


> Also, it might be a good idea to actually test to see if this works in
> the libstdc++ testsuite. Thoughts?

. o O ( heck yes )

The interactions between the C++ standard, the C++ implementations,
and the dl* routines have produced some fascinating Usenet articles.
The last semi-official observation I heard was that 14882 and [whatever
standard covers dl*] nearly require conflicting behavior.


> Obviously, there are some problems
> in that doing this in a portable manner is hard.

To paraphrase Tom Duff:  libtool's "libltdl" forms some kind of argument
in this debate, but I'm not sure whether it's for or against.


> Have other libraries attempted
> something similar? If so, how is it done?

Not to my knowledge.


Phil

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