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 Sat, 04 Apr 2020 12:31:29 -0700 (PDT)
Subject: Re: Using ARM GNU GCC with Cygwin
To: Ben <bkamen AT benjammin DOT net>, cygwin AT cygwin DOT com
References: <a63033db-7f0f-cf87-3de9-f544f4aa320b AT benjammin DOT net>
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Date: Sat, 4 Apr 2020 21:31:19 +0200
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On 2020-04-04 21:11, Åke Rehnman wrote:
>
> On 2020-04-04 11:00, Ben wrote:
>> Hey all,
>>
>>  I've never used Cygwin much in the past for compiling let alone 
>> cross-compiling to another arch.
>>
>> I've been playing with ARM GNU GCC and some examples from nordic 
>> semiconductor for some of their demo boards (The Thingy)
>>
>> The make file that comes with the project includes source files using 
>> the (abspath ../main.c) (as one example) which GCC really seems to hate.
>>
>> The output from GCC is the full path 
>> (/home/bkamen/workspace-nordic/.....) right down to the file and gcc 
>> tells me it can't find the file.
>>
>> if I change the mail file to use a relative path, gcc can find 
>> that... but ultimately I'm trying to understand the issue than just 
>> patch around it.
>
> Without know how your make file looks it seems the paths are absolute 
> and wrong... gcc usually don't have any problems with full absolute 
> paths.
>
> The reason I think the paths are wrong is it does not start with 
> /cygdrive/c/your_dir/
>
>>
>> I'm using the arm-gcc from the developer.arm.com website.
> It is the same I use.

I have to correct my self here. That compiler is a Windows PE executable 
and it will not take any posix paths...

The one I used in the end was I compiled the arm-gcc from the sources my 
self....

>>
>> Is there something else I'm missing? What files can I offer (like the 
>> makefile) that can help determine the issue?
>>
> Look at the failing command and make sure what ever paths and files 
> are used are correct.
>
> /Ake
>
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