10. ENVIRONMENT SETUP (Common ANDROID and NON-ANDROID builds) 2 3# Create Android lunch shell and add external toolchain 4 5bash 6. build/envsetup.sh 7. device/google/contexthub/firmware/toolchain-setup.sh 8lunch <your lunch option> 9 10# First time you run toolchain-setup.sh it will download and install 11# the external toolchain from linaro launchpad. 12# Next time it will simply define environment variables for it. 13 14 151. NON-ANDROID BUILD (unsupported) 16 171.1. to build any OS variant, run 18 19make -C <variant_path> 20 21# where <variant_path> is relative path to OS variant dir; 22# or simply "cd <variant_path>" and run "make". 23# for local variants, variant_path is variant/<variant_name> 24 251.2. to build nanoapp, run 26 27make -C <nanapp_path> 28 29# where <nanoapp_path> is relative path to nanoapp; 30# or simply "cd <nanoapp_path>" and run "make". 31# for local nanoapps, nanoapp_path is app/<app_name> 32 33 342. ANDROID BUILD 35 362.1 to build nanohub OS and all apps 37 38# execute 39make auxiliary -j24 40 412.2 Build Artifacts Location 42 43# Artifacts will be found in 44# $OUT/aux/$(AUX_OS_VARIANT)/$(AUX_OS)-$(AUX_ARCH)-$(AUX_CPU)/bin 45# e.g. for nanohub OS on STM32 series MCU (ARM cortex m4 core) for Angler this will be in 46# $OUT/aux/angler/nanohub-stm32-cortexm4/bin 47# where $OUT is lunch shell environment variable 48 492.3 partial build or build without dependencies 50 51# Any app or static library could be built in isolation with 52mmm <path-to-module> 53 54# or, for current path 55mm 56 57# Nanohub OS system image is only built with 58m auxiliary 59