Incompatibilities between different versions of msvcp dlls

Alexandre Julliard julliard at
Mon Jul 30 13:27:26 CDT 2012

Piotr Caban <piotr.caban at> writes:

> In current way of implementing such differences it will lead to
> keeping a copy of ios.c and locale.c files in msvcp60, msvcp71,
> msvcp90 and msvcp100. The changes in code are minimal in these cases
> (e.g. in ctype class case it's enough to remove _s functions in vtable
> and change offsets in call_* macros for msvcp71/msvcp100).
> Do you have any ideas about solving this problem? Is it acceptable to
> add version specific defines to make the files identical between dlls?

If the changes are small enough you should be able to keep the files
updated by doing a simple 3-way merge when you change one of them.

Alexandre Julliard
julliard at

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