Re: [Qemu-devel] [PATCH 1/2] build: Always have 'BUILD_DIR' variable pointing to the root of the build tree

[Paolo Bonzini]

On 09/15/2011 07:16 PM, Lluís Vilanova wrote:
  subdir-%: $(GENERATED_HEADERS)
-       $(call quiet-command,$(MAKE) $(SUBDIR_MAKEFLAGS) -C $* V="$(V)" 
TARGET_DIR="$*/" all,)
+       $(call quiet-command,$(MAKE) $(SUBDIR_MAKEFLAGS) -C $* V="$(V)" 
BUILD_DIR=$(BUILD_DIR) TARGET_DIR="$*/" all,)

Since you have to add the s-o-b line anyway, please add BUILD_DIR to 
SUBDIR_MAKEFLAGS instead.

Paolo