Re: Warning - non-POSIX variable name

[Bob Friesenhahn]

On Tue, 8 Aug 2017, Warren Young wrote:

> On Aug 7, 2017, at 11:39 PM, Dharmil Shah <address@hidden> wrote:
> > I followed your suggestions and hence I am able to compile my package using
> > the llvm compiler.
>
> I hope you chose option 3.
>
> On re-reading that email, I think option 2 is wrong, or at least, it isn’t what 
> I meant to write:
>
>    $ ./configure CC=../../llvm-arm-toolchain-ship/3.8/bin/clang
>
> The main problem with option 2 is that it requires you to give that long 
> command on each manual re-configure.  It’s better to code the clang-seeking 
> rules into an autoconf macro, if only because you will eventually move on to 
> Clang 3.9+.

Passing a relative path to CC seems error prone since it only applies 
to the current working directory and will fail as soon as any Makefile 
recurses.

Bob
--
Bob Friesenhahn
address@hidden, http://www.simplesystems.org/users/bfriesen/
GraphicsMagick Maintainer,    http://www.GraphicsMagick.org/