Messages in this thread Patch in this message | | | Date | Mon, 16 Aug 2004 22:45:50 +0200 | From | Sam Ravnborg <> | Subject | Re: kbuild + kconfig: Updates |
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On Sun, Aug 15, 2004 at 09:42:29PM +0100, viro@parcelfarce.linux.theplanet.co.uk wrote: > > Speaking of kbuild, is there any reasonable way to do check-only runs? > Simple "set CC et.al. to scripts that will create target and do nothing > else" doesn't work for obvious reasons - we have some stuff that really > has to be compiled (e.g. empty.c + some arch-dependent files). Same > goes for make -n C=1 | grep sparse | ... variants.
Usage: make C=2
===== scripts/Makefile.build 1.47 vs edited ===== --- 1.47/scripts/Makefile.build 2004-08-15 21:54:06 +02:00 +++ edited/scripts/Makefile.build 2004-08-16 22:38:51 +02:00 @@ -85,6 +85,9 @@ ifneq ($(KBUILD_CHECKSRC),0) quiet_cmd_checksrc = CHECK $< cmd_checksrc = $(CHECK) $(c_flags) $< ; + ifeq ($(KBUILD_CHECKSRC),2) + cmd_force_checksrc = $(call cmd,checksrc) + endif endif @@ -182,11 +185,13 @@ # Built-in and composite module parts %.o: %.c FORCE + $(cmd_force_checksrc) $(call if_changed_rule,cc_o_c) # Single-part modules are special since we need to mark them in $(MODVERDIR) $(single-used-m): %.o: %.c FORCE + $(cmd_force_checksrc) $(call if_changed_rule,cc_o_c) @{ echo $(@:.o=.ko); echo $@; } > $(MODVERDIR)/$(@F:.o=.mod) That should do it? I will push this if you are OK with it.
> > Another thing that would be very nice to have: analog of allmodconfig with > some options pre-set. Trivial cases can be hanlded by patching Kconfig > (basically, adding depends on BROKEN), but IWBN to have something like > make allmodconfig PRESET=<file that looks like a subset of .config>...
Agree. Discussed a long time ago if we should introduce preprocessed _defconfig files, but people told me there were too little in common.
IIRC it is possible just to add to a .config file, and then the last assignment will decide. But I have not tested it since long time ago so I may be wrong.
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