[CMake] Adding support of #include MACRO(foo) in Cmake

[Bill Hoffman]

Guillaume Damiand wrote:
> Hi,
> 
> I have a problem with cmake dependencies which do not support #include
> with a macro.
> 
> This is really a problem for me, because I have a lot of inline files,
> and when I compile in mode debug, there are many files that are
> re-compile, and this is not necessary (for example, for one of my
> project, 57 files are re-compiled instead of 1).
> 
> 
> Thus, I have added a functionally in cmake to be able to solve
> (partially?) this problem.
> 
> I have added a new command : 
> 
> 	INCLUDE_MACRO(macro_name [transfo_rule])
> 
> which allows to scan lines such that #include macro_name(file).
> transfo_rule allows to modify (eventually) the filename. I have (for the
> moment) only one basic transformation rule : a string with a % which is
> replaced by the filename.
> 
> We can of course add several macros, by using several times the new
> command.
> 
> 
> This works perfectly for me, and speed up my compilation times. In fact,
> I define different macros, depending on the CMAKE_BUILD_TYPE.
> 
> 
> I hope this new functionality can be added in the next release of
> cmake ? 
> 
> May I have a contact with someone of cmake team to give my sources, and
> explain modifications ?
> 
> 
> Moreover, tmy first solution can be improved, for example by adding more
> complex transform rules, or other things ?
> 

Please create a bug report and attach the patch file.

-Bill