# 检查之，看看是否在 (user userdebug eng) 范围内

check_variant $variant

if [ $ -ne 0 ]

then

echo

echo "** Invalid variant: '$variant'"

echo "** Must be one of ${VARIANT_CHOICES[@]}"

variant=

fi

if [ -z "$product" -o -z "$variant" ]

then

echo

return 1

fi

export TARGET_PRODUCT=$product

export TARGET_BUILD_VARIANT=$variant

export TARGET_SIMULATOR=false

export TARGET_BUILD_TYPE=release

fi # !simulator

echo

# 设置到环境变量，比较多，不再一一列出，最 简单的方法 set >env.txt 可获得

set_stuff_for_environment

# 打印一些主要的变量, 调用关系 printconfig()->get_build_var()->build/core/config.mk->build/core/envsetup.mk 比较罗嗦，不展开了

printconfig

}