linux-kernel - Re: [3.7-rc6] Build failure with scripts/Makefile.headersinst

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Message-Id: <201211202322.AED21884.FJtLHOFSOOQVMF@I-love.SAKURA.ne.jp>
Date:	Tue, 20 Nov 2012 23:22:19 +0900
From:	Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
To:	dhowells@...hat.com, sam@...nborg.org
Cc:	arnd@...db.de, tglx@...utronix.de, paulmck@...ux.vnet.ibm.com,
	davej@...hat.com, linux-kernel@...r.kernel.org
Subject: Re: [3.7-rc6] Build failure with scripts/Makefile.headersinst

David Howells wrote:
> Does $(info ...) not work at all in version 3.80?  If it does, can you get it
> to display the values $(destination-y), $(dst) and $(obj) at the top of
> Makefile.headersinst?  If $(info ...) doesn't exist, does $(warning ...)?

$(info ...) does not work, but $(warning ...) works.

Debug print shows that command line variable "dst=" passed to
  make -rR -f /usr/src/all/linux/scripts/Makefile.headersinst
line is wrong.

---------- debug print ----------
--- a/scripts/Makefile.headersinst
+++ b/scripts/Makefile.headersinst
@@ -7,6 +7,10 @@
 #
 # ==========================================================================
 
+$(warning DDDDD "$(destination-y)")
+$(warning EEEEE "$(dst)")
+$(warning FFFFF "$(obj)")
+
 # called may set destination dir (when installing to asm/)
 _dst := $(or $(destination-y),$(dst),$(obj))
---------- make 3.81 ----------
make -f scripts/Makefile.build obj=scripts build_unifdef
make -rR -f /usr/src/all/linux/scripts/Makefile.headersinst obj=include/uapi
/usr/src/all/linux/scripts/Makefile.headersinst:10: DDDDD ""
/usr/src/all/linux/scripts/Makefile.headersinst:11: EEEEE ""
/usr/src/all/linux/scripts/Makefile.headersinst:12: FFFFF "include/uapi"
make -rR -f /usr/src/all/linux/scripts/Makefile.headersinst obj=include/uapi/asm-generic dst=include/uapi/asm-generic
/usr/src/all/linux/scripts/Makefile.headersinst:10: DDDDD ""
/usr/src/all/linux/scripts/Makefile.headersinst:11: EEEEE "include/uapi/asm-generic"
/usr/src/all/linux/scripts/Makefile.headersinst:12: FFFFF "include/uapi/asm-generic"
make -rR -f /usr/src/all/linux/scripts/Makefile.headersinst obj=include/uapi/drm dst=include/uapi/drm
/usr/src/all/linux/scripts/Makefile.headersinst:10: DDDDD ""
/usr/src/all/linux/scripts/Makefile.headersinst:11: EEEEE "include/uapi/drm"
/usr/src/all/linux/scripts/Makefile.headersinst:12: FFFFF "include/uapi/drm"
---------- make 3.80 ----------
make -f scripts/Makefile.build obj=scripts build_unifdef
make -rR -f /usr/src/all/linux/scripts/Makefile.headersinst obj=include/uapi
/usr/src/all/linux/scripts/Makefile.headersinst:10: DDDDD ""
/usr/src/all/linux/scripts/Makefile.headersinst:11: EEEEE ""
/usr/src/all/linux/scripts/Makefile.headersinst:12: FFFFF "include/uapi"
make -rR -f /usr/src/all/linux/scripts/Makefile.headersinst obj=include/uapi/asm-generic dst=/asm-generic
/usr/src/all/linux/scripts/Makefile.headersinst:10: DDDDD ""
/usr/src/all/linux/scripts/Makefile.headersinst:11: EEEEE "/asm-generic"
/usr/src/all/linux/scripts/Makefile.headersinst:12: FFFFF "include/uapi/asm-generic"
/usr/src/all/linux/scripts/Makefile.headersinst:54: *** Missing UAPI file /usr/src/all/linux/include/uapi/asm-generic/auxvec.h.  Stop.
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