From: Jonathan Nieder Date: Mon, 28 Apr 2014 20:45:04 GMT Subject: Re: [PATCH 04/12] Makefile: introduce CROSS_COMPILE variable Message-ID: <20140428204504.GP9218@google.com> In-Reply-To: <20140428204048.GA21365@seldon> Hi, Marat Radchenko wrote: > On Mon, Apr 28, 2014 at 09:25:36AM -0700, Jonathan Nieder wrote: >>> -STRIP ?= strip >>> +STRIP = $(CROSS_COMPILE)strip >> >> Before, STRIP from the environment took precedence over STRIP from the >> makefile. Switching to the more usual 'environment can't be trusted' >> convention is a good change, but please mention it in the commit >> message. > > Taken from [1]: > >> Simply expanded variables are defined by I'm not really sure what in particular you're pointing to in that page. If you have a more specific question about what '?=' means, could you say it? Hope that helps, Jonathan