Messages in this thread | | | Date | Tue, 07 Feb 2012 12:26:17 -0800 | From | "H. Peter Anvin" <> | Subject | Re: Kconfig and toolchain dependencies |
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On 02/04/2012 10:32 AM, Josh Triplett wrote: >> >> Does anyone have a feel for if this would be a good addition, and if so >> where it best fits into the chain? > > This seems like a *great* idea. Unfortunately, a quick look at the > implementation of kbuild suggests that it doesn't currently implement > numeric comparisons (<, <=, >, >=), only equality (= and !=). Most of > the time, a Kconfig file will want to write "depends GCC >= > some_version". > > Looking at scripts/kconfig/expr.c, it doesn't look that hard to add, > though. >
Range dependencies are probably useful in their own right, too.
-hpa
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