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On Mon, 29 September 2003 19:19:30 +0000, bill davidsen wrote: > In article <Pine.LNX.4.44.0309281035370.6307-100000@home.osdl.org>, > Linus Torvalds <torvalds@osdl.org> wrote: > | Interesting. I'm pretty sure I did a "make allyesconfig" just before the > | test6 release, so apparently x86 includes it indirectly through some path, > | and so it only shows up on m68k and arm? > | > | This, btw, is a pretty common thing. I wonder what we could do to make > | sure that different architectures wouldn't have so different include file > | structures. It's happened _way_ too often. > | > | Any ideas? > > If CPU cycles are no object the include names and order can be picked > out of the preprocessor output, add "-E" to the gcc call, pick only the > lines starting with "1" and a header name, save in a text file. The > problem is that config option (including arch) change the output, so > it's only useful as a rough check. How is this better than adding "-H", as Jamie suggested? > Don't know if this is what you wanted, it does allow the comparison > between arch's. Oh, it also shows that some headers are used a lot more > than they need be, a few more ifdef's in the low level header files > could reduce filesystem thrashing during a build. Some folks have > machines which don't keep everything in memory :-( How do you find the correct places to prune include lines? Jörn -- A defeated army first battles and then seeks victory. -- Sun Tzu - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||
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