Run `uname -sm` once, don't use python for HOST_OS_EXTRA
This saves 20-50ms for `lunch` (~7-10%), and double that for every build
execution.
Test: Check HOST_OS_EXTRA on Linux & Mac
Change-Id: I863200b2287c8867f40606237895b1d3ad91e1b3
diff --git a/core/config.mk b/core/config.mk
index dbfcc62..7d4581d 100644
--- a/core/config.mk
+++ b/core/config.mk
@@ -71,6 +71,8 @@
$(error Please remove --color=always from your $$GREP_OPTIONS)
endif
+UNAME := $(shell uname -sm)
+
SRC_TARGET_DIR := $(TOPDIR)build/target
SRC_API_DIR := $(TOPDIR)prebuilts/sdk/api
SRC_SYSTEM_API_DIR := $(TOPDIR)prebuilts/sdk/system-api