Re: missing syslimits.h in canadian cross-toolchains

[Dan Kegel <dank at kegel dot com>]

Mike Frysinger wrote:
> anyone noticed an issue with gcc not installing the internal syslimits.h 
> header file when doing a cross-canadian build ?  the crosstool script doesnt 
> seem to have anything to deal wtih this and the uClibc buildroot project has 
> a workaround where it simply copies syslimits.h from the staging dir to the 
> correct target dir ...
>
> i looked through the gcc-3.4.4 build system and found this:
>  - gcc/Makefile.in will install syslimits.h only if fixincludes support is 
> enabled (see the stmp-fixinc and install-mkheaders make targets)
>  - gcc/configure.ac disables fixincludes support if and only if $build != 
> $host and the --with-sysroot option was not specified ...
>
> so it seems like the special handling of syslimits.h which exists now in 
> gcc/Makefile.in should be broken off from the fixincludes logic and always 
> utilized (if that is possible ...) ?

a little googling found an old post from the master:
http://gcc.gnu.org/ml/gcc/2002-08/msg00076.html

I haven't looked to see what his solution looked like
or whether it still applies, but it at least looked interesting.
- Dan

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