Re: [Boost-build] Implementing a complex Makefile process in Jam/Boost.Build

Subject: Re: [Boost-build] Implementing a complex Makefile process in Jam/Boost.Build
From: Vladimir Prus (ghost_at_[hidden])
Date: 2009-03-27 04:04:34

On Friday 27 March 2009 07:16:12 Scott Long wrote:
> I'm trying to move my project's build system from GNU make to
> Jam/Boost.Build. I have a rather complicated build step which creates
> a library of code stubs. I was wondering how to represent this process
> in Jam.
> 
> The following ASCII diagram represents the process. The idea is to
> take a C source file which defines a routine which will be injected
> into another process. The process goes:
> 
> 1. Compile the C module to get an object
> 2. Link this object with a utility object, using a linker script to
> control the layout
> 3. Translate the resulting ELF binary to a raw binary form
> 4. Pass this raw binary through a utility which turns it into a C
> array of byte values
> 5. Compile this C module into an object
> 6. Archive this object into a library.
> 
> The dependencies for this process are the "stubN.c" file, the linker
> map file "ldscript", the utility module "util.c", and the source code
> to the MakeBin utility, "MakeBin.c". In reality, there is more than
> one "stubN.c" file.
> 
> In the diagram, I have represented dependencies in '@' boxes. Build
> steps are represented in '#' boxes. And intermediate files are in '*'
> boxes.
> 
> I am looking for guidance, not total handholding, in how to translate
> this process to Jam.
> 
> Thanks. The diagram follows this signature. It should appear correctly
> if you use a fixed-width font, with 80 columns.

Hi Scott,

I have a couple of questions:

1. Is 'gcc' the same gcc everywhere -- e.g. host gcc. Or you're building
some files with host gcc and some files with target gcc?

2. You have 'ld' -- is there any reason why invoking gcc, with the proper
set of -Wl,XXX options be acceptable?

Thanks,
Volodya