Re: [Elftoolchain-developers] Questions about building

[Daniel W. <dan...@gm...>]

On Thu, Jul 24, 2014 at 10:15 AM, Joseph Koshy
<jk...@us...> wrote:
> dw> Libelf and Libdwarf are APIs to nowhere: they are full of functions
> dw> that tell you how to get a foo from a bar, but do not tell you how to
> dw> get a bar in the first place or what you can do with a foo once you
> dw> have one.
>
> If you are looking for an overview of the ELF(3) API, you could
> look at the tutorial "libelf by Example".  It is the first search result
> when one searches for "libelf tutorial".

Yes, libelf by example is pretty good for just getting started.
Mostly my complaint is about dwarf, but there are still some
interesting open questions about elf.

> As for DWARF(3), we have an open ticket (#23) to write a tutorial
> for the DWARF(3) API.   Please feel free to submit a patch; notes
> on some possible contents for the tutorial are here:
>
>    http://sourceforge.net/p/elftoolchain/wiki/LibDwarfTutorial/
>
>> Note that when building on Linux, the instructions are wrong: just
>> using pmake will not work, you must invoke it as follows:
>>
>>     $ NOGCCERROR=1 pmake
>
> A simple 'pmake' should work on the supported versions of Ubuntu.
> The supported versions are listed in file "INSTALL" (currently 10.04LTS
> and 12.04LTS).

Well it did not work on a very recent Ubuntu install.  Further, it
took me quite a long time to find NOGCCERROR=1 as it is undocumented.

Daniel