On Wed, 2012-03-21 at 11:11 +0000, Phil Blundell wrote: > On Wed, 2012-03-21 at 06:28 -0400, Robert P. J. Day wrote: > > of course, if all of the above is perfectly valid, i'm going to be > > embarrassed. > > All the constructs you mentioned are syntactically valid, though it > isn't clear that all of them are very useful. > > There is a subtle difference between SRC_URI_append = "..." and > SRC_URI_append += "..." in that the latter will insert a space whereas > the former will not. But I don't think there is any situation where > this distinction serves any useful purpose. As far as I know, with > current bitbake at least, > > SRC_URI = "a" > SRC_URI_append = "b" > SRC_URI_append += "c" > > and > > SRC_URI = "a" > SRC_URI_append = "b" > SRC_URI_append = " c" > > will both produce exactly the same effect, viz. SRC_URI = "ab c". I > think it might have been the case with some older bitbakes that the > middle line would have no effect in this situation but that doesn't > appear to be true now. > > > SRC_URI_append = "..." (why not just SRC_URI +=?) >
I hadn't realised the += combined with append would insert a space although I can see why it would happen :) Cheers, Richard _______________________________________________ Openembedded-core mailing list [email protected] http://lists.linuxtogo.org/cgi-bin/mailman/listinfo/openembedded-core
