linux-kernel - [PATCH 2/5] UML - Allow LFLAGS on command line

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Message-ID: <20071107183638.GA8467@c2.user-mode-linux.org>
Date:	Wed, 7 Nov 2007 13:36:38 -0500
From:	Jeff Dike <jdike@...toit.com>
To:	Andrew Morton <akpm@...l.org>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	uml-devel <user-mode-linux-devel@...ts.sourceforge.net>,
	Sam Ravnborg <sam@...nborg.org>
Subject: [PATCH 2/5] UML - Allow LFLAGS on command line

Allow LFLAGS to be given to make and have the expected effect.

Signed-off-by: Jeff Dike <jdike@...ux.intel.com>
---
 arch/um/Makefile |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

Index: linux-2.6/arch/um/Makefile
===================================================================
--- linux-2.6.orig/arch/um/Makefile	2007-11-06 10:46:55.000000000 -0500
+++ linux-2.6/arch/um/Makefile	2007-11-07 12:44:29.000000000 -0500
@@ -130,7 +130,9 @@ CPPFLAGS_vmlinux.lds = -U$(SUBARCH) -DST
 # The wrappers will select whether using "malloc" or the kernel allocator.
 LINK_WRAPS = -Wl,--wrap,malloc -Wl,--wrap,free -Wl,--wrap,calloc
 
-CFLAGS_vmlinux := $(LINK-y) $(LINK_WRAPS)
+LD_FLAGS_CMDLINE = $(foreach opt,$(LFLAGS),-Wl,$(opt))
+
+CFLAGS_vmlinux := $(LINK-y) $(LINK_WRAPS) $(LD_FLAGS_CMDLINE)
 define cmd_vmlinux__
 	$(CC) $(CFLAGS_vmlinux) -o $@ \
 	-Wl,-T,$(vmlinux-lds) $(vmlinux-init) \
-
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