[PATCH] Add inhibit_libc check to unwind-dw2.c include of MD_UNWIND_SUPPORT

[Stephen M. Kenton]

Alan Modra wrote:
> On Wed, Aug 29, 2007 at 12:31:03AM -0500, Steve Kenton wrote:
>   
>> The include of MD_UNWIND_SUPPORT (linux-unwind.h) will cause a build 
>> failure
>> due to missing header files in the situation where inhibit_libc is set.  
>> Currently i386
>> and mips work around that by using ifndef inhib_libc to exclude the 
>> entire contents
>> of linux-unwind.h, but several other targets such as alpha fail to build 
>> that configuration.
>> Move the check to a more central location.
>>     
>
> Please don't do this.  It isn't needed on all targets.
> eg. rs6000/linux-unwind.h needs no other headers.
>   
Fair enough, I was originally adding the #ifndef inhibit_libc ... #endif 
to linux-unwind.h for the the targets that had build failures, I'll go 
back and finish that instead of trying to centralize it since it's 
clearly not as generic as I thought.