Re: Support sharing ARM headers for hard and soft float

[Roland McGrath <roland at hack dot frob dot com>]

> What I really want here is an AC_SUBSTed makefile variable, set by the 
> same configure test that puts a definition in config.h with AC_DEFINE.  
> But I think that's harder to do cleanly (completely independently for each 
> port) than sorting out the config.h issue (bug 14068); autoconf appears to 
> want to put all the AC_SUBSTed variables in one shell variable setting in 
> configure initialization, which isn't really conducive to configure 
> fragments adding their own.

Indeed.  Perhaps you could use an AC_CONFIG_COMMANDS to write an extra file
like config.arm.make manually.  I'm not sure there's any special reason to
prefer that over a makefile-generated makefile.  Either one is far better
than using $(shell ...), which nobody should ever do.


Thanks,
Roland