build: Allow overriding BUILDDIR from command line
You can now specify BUILDDIR= on the make command line, e.g., in order to put that into a tmpfs or similar. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
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1 changed files with 2 additions and 1 deletions
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@ -7,7 +7,8 @@ all: _all
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# setup some variables
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# setup some variables
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ROOTDIR := $(dir $(lastword $(MAKEFILE_LIST)))
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ROOTDIR := $(dir $(lastword $(MAKEFILE_LIST)))
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ROOTDIR := $(dir $(ROOTDIR:%../src/=%))../
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ROOTDIR := $(dir $(ROOTDIR:%../src/=%))../
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BUILDDIR := $(ROOTDIR)build
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BUILDDIR ?= $(abspath $(ROOTDIR)build)
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BUILDDIR := $(BUILDDIR:%/=%)
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_PROJ := $(abspath $(dir $(firstword $(MAKEFILE_LIST))))
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_PROJ := $(abspath $(dir $(firstword $(MAKEFILE_LIST))))
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ABSROOT := $(abspath $(ROOTDIR))
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ABSROOT := $(abspath $(ROOTDIR))
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_PROJ := $(_PROJ:$(ABSROOT)/%=%)
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_PROJ := $(_PROJ:$(ABSROOT)/%=%)
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