Re: [patches] Cross-building instructions

[Jim Blandy <jimb@xxxxxxxxxxxxxxxx>]

"Joseph S. Myers" <joseph@xxxxxxxxxxxxxxxx> writes:
> On Wed, 14 Feb 2007, Jim Blandy wrote:
>
>> binutils 2.17 and GDB 4.1, which were current as we wrote this.
>
> GCC not GDB.

Fixed.

>>     > $src/libc/configure \
>>     >     --prefix=$phase2/$target \
>
> Never configure glibc with a prefix other than /usr.  Configure with 
> --prefix=/usr and use install_root to install in a sysroot; configure the 
> compiler with that same sysroot.
>
> In various places glibc's configuration checks for whether the prefix is 
> /usr and does special handling only if that is the case.  Unless you use 
> --prefix=/usr you will get an installation that does not use the standard 
> Linux directory layouts and cannot be used as a basis for the root 
> filesystem on your target system compatibly with normal glibc 
> installations.

Wonderful.  I'll use that explanation almost unchanged.