[PATCH RFC] try to create KBUILD_OUTPUT automatically

[Peter Foley <pefoley2@xxxxxxxxxxx>]

This patch makes it possible to execute make O=work instead of
mkdir work
make O=work

Signed-off-by: Peter Foley <pefoley2@xxxxxxxxxxx>
---
 Makefile |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/Makefile b/Makefile
index 2652089..a4769ac 100644
--- a/Makefile
+++ b/Makefile
@@ -117,7 +117,7 @@ ifneq ($(KBUILD_OUTPUT),)
 # Invoke a second make in the output directory, passing relevant variables
 # check that the output directory actually exists
 saved-output := $(KBUILD_OUTPUT)
-KBUILD_OUTPUT := $(shell cd $(KBUILD_OUTPUT) && /bin/pwd)
+KBUILD_OUTPUT := $(shell mkdir -p $(KBUILD_OUTPUT) && cd $(KBUILD_OUTPUT) && /bin/pwd)
 $(if $(KBUILD_OUTPUT),, \
      $(error output directory "$(saved-output)" does not exist))
 
-- 
1.7.7

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