At Sun, 1 Jul 2007 19:33:24 -0400,
J. Scott Merritt wrote:
>
> Dear List,
>
> It -appears- to me that the source file headers generated by
> SALSA-Lib-0.0.5 (for example SALSA:asoundlib.h) are not
> generally usable from within a C++ program compiled with g++.
>
> The first problem that I encountered was a failure in
> IOC_TYPECHECK from asm-generic/ioctl.h. After much searching,
> I concluded that this is a component of continuing struggles
> related to "sanitized linux-kernel-headers". Some of the Debian
> folks have supplied patches to disable this particular check when
> the ioctl.h file is included from userland, but these patched
> headers are not present in my cross-compile environment. This
> behavior apparently is not a problem with gcc or g++ < 2.3.3 -
> but shows up in later versions of g++. ... a real mess as best
> I can tell ...
>
> The next problem is that when warnings are enabled, g++
> complains vigorously about void pointers that are implicitly
> cast to typed pointers through-out all of the SALSA-Lib
> supplied header files.
>
> Perhaps SALSA-Lib was never intended from usable from C++
> programs - and indeed it could argued that its intended
> application (embedded systems) should avoid the use of C++.
> If this is the case, perhaps a mention of this restriction
> might be appropriate on the SALSA-Lib Website and/or in
> its README file ?
Did you try to include it from extern "C" { .. } block?
Takashi
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