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From: Andi Kleen <andi@firstfloor.org>
To: linux-kernel@vger.kernel.org, akpm@linux-foundation.org,
	sam@ravnborg.org
Subject: [PATCH] [1/5] kbuild: Fix ld-option Makefile macro to really work
Date: Mon, 14 Sep 2009 22:18:06 +0200 (CEST)	[thread overview]
Message-ID: <20090914201806.EE6A0B1757@basil.firstfloor.org> (raw)
In-Reply-To: <200909141018.915641783@firstfloor.org>


Needed for the next patch

Signed-off-by: Andi Kleen <ak@linux.intel.com>

---
 scripts/Kbuild.include |    5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

Index: linux-2.6.31-rc1-ak/scripts/Kbuild.include
===================================================================
--- linux-2.6.31-rc1-ak.orig/scripts/Kbuild.include
+++ linux-2.6.31-rc1-ak/scripts/Kbuild.include
@@ -83,11 +83,12 @@ TMPOUT := $(if $(KBUILD_EXTMOD),$(firstw
 # is automatically cleaned up.
 try-run = $(shell set -e;		\
 	TMP="$(TMPOUT).$$$$.tmp";	\
+	TMPO="$(TMPOUT).$$$$.o";	\
 	if ($(1)) >/dev/null 2>&1;	\
 	then echo "$(2)";		\
 	else echo "$(3)";		\
 	fi;				\
-	rm -f "$$TMP")
+	rm -f "$$TMP" "$$TMPO")
 
 # as-option
 # Usage: cflags-y += $(call as-option,-Wa$(comma)-isa=foo,)
@@ -133,7 +134,7 @@ cc-ifversion = $(shell [ $(call cc-versi
 # ld-option
 # Usage: ldflags += $(call ld-option, -Wl$(comma)--hash-style=both)
 ld-option = $(call try-run,\
-	$(CC) $(1) -nostdlib -xc /dev/null -o "$$TMP",$(1),$(2))
+	$(CC) /dev/null -c -o "$$TMPO" ; $(LD) $(1) "$$TMPO" -o "$$TMP",$(1),$(2))
 
 ######
 

  reply	other threads:[~2009-09-14 20:18 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-09-14 20:18 [PATCH] [0/5] kbuild: A couple of Kbuild fixes/improvements Andi Kleen
2009-09-14 20:18 ` Andi Kleen [this message]
2009-09-14 21:47   ` [PATCH] [1/5] kbuild: Fix ld-option Makefile macro to really work Sam Ravnborg
2009-09-15 13:01     ` Andi Kleen
2009-09-15 15:32       ` Sam Ravnborg
2009-09-14 20:18 ` [PATCH] [2/5] kbuild: Check if linker supports the -X option Andi Kleen
2009-09-14 20:18 ` [PATCH] [3/5] kbuild: Echo the record_mcount command Andi Kleen
2009-09-14 20:18 ` [PATCH] [4/5] kbuild: Fail build if recordmcount.pl fails Andi Kleen
2009-09-14 20:18 ` [PATCH] [5/5] kbuild: Set -fconserve-stack option for gcc 4.5 Andi Kleen
2009-09-14 21:36   ` Andrew Morton
2009-09-19  9:20     ` Sam Ravnborg
2009-09-20 12:04       ` Andi Kleen
2009-09-14 21:43 ` [PATCH] [0/5] kbuild: A couple of Kbuild fixes/improvements Sam Ravnborg
2009-09-14 21:47   ` Andrew Morton
  -- strict thread matches above, loose matches on Subject: below --
2009-08-05 21:51 Andi Kleen
2009-08-05 21:51 ` [PATCH] [1/5] kbuild: Fix ld-option Makefile macro to really work Andi Kleen

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