[Clfs-support] Diffutils 3.6 Fails to Build for PowerPC in Chapter 6

[William Harrington]

On Mon, November 6, 2017 18:41, Gunnersky2002 at gunnerhooper.tk wrote:
> I'm currently building CLFS Systemd for PowerPC 32 Bit on my x86_64
> machine with Linux from Scratch installed. Everything succeeded until I
> attempted to build Diffutils 3.6 in Chapter 6, which gave me this error:
>
...
>                            ^
> xstrtol-error.c:84:26: error: dereferencing pointer to incomplete type
> 'const struct rpl_option'
> In file included from ./getopt.h:85:0,
>                   from xstrtol.h:22,
>                   from xstrtol-error.c:20:
> xstrtol-error.c: At top level:
> ./config.h:2070:25: warning: 'struct rpl_option' declared inside
> parameter list will not be visible outside of this definition or
> declaration
>   #define __GETOPT_PREFIX rpl_
>                           ^
> ./getopt-pfx-core.h:38:44: note: in expansion of macro '__GETOPT_PREFIX'
>   #  define __GETOPT_ID(y) __GETOPT_XCONCAT (__GETOPT_PREFIX, y)
>                                              ^~~~~~~~~~~~~~~
> xstrtol-error.c:92:1: error: conflicting types for 'xstrtol_fatal'
>   xstrtol_fatal (enum strtol_error err,
>   ^~~~~~~~~~~~~
> In file included from xstrtol-error.c:20:0:
> xstrtol.h:69:16: note: previous declaration of 'xstrtol_fatal' was here
>   _Noreturn void xstrtol_fatal (enum strtol_error,
>                  ^~~~~~~~~~~~~
...
>
> I'm building CLFS on my x86_64 Linux from Scratch 20170713-systemd
> installation. The book I'm using for CLFS is GIT-20170803-PowerPC. I
> decided to build Linux Headers 4.13.11, Binutils 2.29.1, Glibc 2.26, and
> GCC 7.2.0 for the cross tools.
>
> Any help will be appreciated.
>
> Thanks.

Hello,

I think you are going to need to add the following for diffutils 3.6 to
build with glibc 2.26 while cross compiling the temp tools:

sed -i '/rpl_$/d' lib/config.h

The above should not be necessary when building diffutils in the final
system.

Sincerely,

William Harrington