[Pdbg] [PATCH] build: add hint for interpreter location fix

[Nicholas Piggin]

Excerpts from Nicholas Piggin's message of January 13, 2021 3:06 pm:
> Excerpts from Joel Stanley's message of January 11, 2021 2:58 pm:
>> On Mon, 21 Dec 2020 at 10:18, Nicholas Piggin <npiggin at gmail.com> wrote:
>>>
>>> For some reason my environment requires this.
>>>
>>> Signed-off-by: Nicholas Piggin <npiggin at gmail.com>
>> 
>> 
>> 
>>> ---
>>>  README.md | 6 ++++++
>>>  1 file changed, 6 insertions(+)
>>>
>>> diff --git a/README.md b/README.md
>>> index abc2088..7892a8d 100644
>>> --- a/README.md
>>> +++ b/README.md
>>> @@ -25,6 +25,12 @@ make
>>>  rsync pdbg root at bmc:/usr/local/bin
>>>  ```
>>>
>>> +Depending on your cross compile environment, you may get a message like
>>> +`pdbg: No such file or directory` when execting the binary on the BMC,
>>> +which may be fixable by correcting loader location:
>>> +
>>> +`patchelf --set-interpreter /lib/ld-linux-armhf.so.3 pdbg`
>> 
>> Interesting. What toolchain do you use?
> 
> Debian binutils gcc-arm-linux-gnueabi (not gnueabihf, because that's 
> what's in README).
> 
>> What does patchelf --print-interpreter tell you before you patch it?
> 
> /lib/ld-linux.so.3
> 
> Hmm, it's building soft float
> 
>   Flags:                             0x5000200, Version5 EABI, soft-float ABI
> 
> Loader might not have anything hf specific so it might work okay, but I
> guess it's not really the right thing to do. I'll submit another patch
> for the build instructions then.

Ohhh, it changed for the 2600 build. I'd thought something must have 
changed on my end. Patch sent.

Thanks,
Nick