Messages in this thread | | | From | Oleg Verych <> | Subject | Re: [PATCH -mm] replacement for broken kbuild-dont-put-temp-files-in-the-source-tree.patch | Date | Mon, 30 Oct 2006 13:16:25 +0000 (UTC) |
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On 2006-10-30, Jan Beulich wrote: > >>> In `19-rc3/include/Kbuild.include', just below `as-instr' i see: >>> ,-- >>> |cc-option = $(shell if $(CC) $(CFLAGS) $(1) -S -o /dev/null -xc /dev/null \ >>> | > /dev/null 2>&1; then echo "$(1)"; else echo "$(2)"; fi ;) >>> | >>> |# cc-option-yn >>> |# Usage: flag := $(call cc-option-yn, -march=winchip-c6) >>> |cc-option-yn = $(shell if $(CC) $(CFLAGS) $(1) -S -o /dev/null -xc /dev/null \ >>> | > /dev/null 2>&1; then echo "y"; else echo "n"; fi;) >>> `-- >>> so, change to `-o /dev/null' in `as-instr' will just follow this. >> >>gcc does not delete files specified with -o - but binutils does. >>So using /dev/null in this case is not an option.
Hmm. What's the preblem to invoke `as' via the GNU C compiler, then?
> While I fixed this quite some time ago (after running into it myself), it > obviously still is a problem with older versions. However, using as' -Z > option seems to help here. > On the other hand, I long wanted to compose a patch to do away > with all the .tmp_* things at the build root, and move them into a > single .tmp/ directory - this would also seem to make a nice place to > put all sort of other temporary files in... I just never found the time > to actually do that, sorry.
Maybe it's good idea, let me try, as i already bound to kbuild fixes.
But now, i'm just using KBUILD_OUTPUT=/tmp/, and /tmp/ is /dev/shm/. It speeds up things on testing and small amounts of stuff to build. Source tree is for patching only. ____
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