Thanks, is there a way to get the tree for troubleshooting?
On Tue, Sep 10, 2013 at 6:38 PM, Andrew Fish <af...@apple.com> wrote:
> David,
>
> A dependency tree is constructed so the library constructors get called in
> the correct sequence. If it does not work it is likely a bug in the
> libraries INF file not listing the LibraryClass it depends on. If the
> driver also listed this library it could appear that the library works,
> when in reality it has a bug in the INF file. A good rule of thumb is to
> look in your library at the libraries that where included via an #include
> statement and make sure they are listed in the library INF file. If you
> miss an #include of a library function you call you will get a compiler
> error.
>
> Since the DSC gets to chose the library instance for the library class
> this dependency is only known at build time and the constructor ends up in
> the build generated AutoGen.c file.
>
> Thanks,
>
> Andrew Fish
>
>
> On Sep 10, 2013, at 6:25 PM, "David F." <df7...@gmail.com> wrote:
>
> > Hi,
> >
> > Question on CONSTRUCTOR ordering. If you have libraries that you are
> creating which contain constructors, but nothing in that .INF
> [LibraryClasses] section then does that mean that routine can't rely on
> something else being constructed before it? I would guess it would then be
> up to the applications [libraryclasses] order? But really, if your library
> routine requires support from something, especially
> "UefiBootServicesTableLib", then you should include that in the .inf
> [LibraryClasses] section for that library routine. Correct? And if you
> included something like UefiApplicationEntryPoint instead, that would still
> be okay,because that library has the UefiBootServicesTableLib in its
> [LibraryClasses] section?
> >
> > TIA!!
> >
> >
> >
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