Re: ifeq and friends directives

[Jeffrey Walton]

On Thu, Aug 11, 2011 at 12:44 AM, Paul Smith <address@hidden> wrote:
> On Wed, 2011-08-10 at 23:17 -0400, Jeffrey Walton wrote:
>> Hi All,
>>
>> Is it possible? Or do I need to keep the test limited to one expression?
>>
>> // Extraneous text after `ifeq' directive
>> ifeq ($(MAKECMDGOALS),codec) || ($(MAKECMDGOALS),codecs)
>>   WANT_DEBUG := 1
>> endif
>>
>> // Extraneous text after `ifeq' directive
>> ifeq ($(MAKECMDGOALS),codec) || ifeq ($(MAKECMDGOALS),codecs)
>>   WANT_DEBUG := 1
>> endif
>
> If you have a sufficiently modern GNU make (3.81 or better) you can use
> the $(and ...) and $(or ...) functions.  See the manual.
Yes, 3.81. Man pages are good, books are better (but my book looks
like Stallman might have chiseled its first draft).

> However, for the particular situation you show above, you can use
> $(filter ...) just as easily.
Thanks Paul. That did the trick.

Jeff