Dynamic macro expansion through a pipe?

[Tom Tromey]

>>>>> "Philipp" == Philipp Marek <philipp@marek.priv.at> writes:

Philipp> I'm looking for a nice solution.

I think this note is off-topic for the gcc list.  gcc-help may be more
appropriate.

Philipp> - I could try #define C(x) uncompress(buffer##__LINE__) and
Philipp> write some script that looks for the C() calls and generates
Philipp> a C file with the buffer constants - which means parsing
Philipp> (some of) C.

Aside from the compression this is what xgettext does, more or less.
You could modify it to suit your needs.

Philipp> - Or, what I'd like best: Is there some way to tell GCC
Philipp> "whenever this macro is used, call program X, and substitute
Philipp> the macro value with the output"? That would be the easiest
Philipp> way for me.

This is very unlikely to happen, sorry.

Tom