编译Android donut

核心提示：测试 Java ，系统能找到 java 且版本正确，编译Android donut(2)，lua@ubuntu:~$ which java/home/lua/Downloads/jdk1.5.0_21/bin/javalua@ubuntu:~$ which javac/home/lua/Downloads/jdk1.5

测试 Java ，系统能找到 java 且版本正确。

lua@ubuntu:~$ which java

/home/lua/Downloads/jdk1.5.0_21/bin/java

lua@ubuntu:~$ which javac

/home/lua/Downloads/jdk1.5.0_21/bin/javac

lua@ubuntu:~$ java -version

java version "1.5.0_21"

Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_21-b01)

Java HotSpot(TM) Client VM (build 1.5.0_21-b01, mixed mode, sharing)

lua@ubuntu:~$ javac -version

javac 1.5.0_21

编译 donut 代码

lua@ubuntu:~$ cd donut/

lua@ubuntu:~/donut$ ls

apply_donut_patches.sh build external out prebuilt

apply_donut_patches.sh~ dalvik frameworks packages system

bionic development hardware patch.log vendor

bootable donut_patches Makefile patch.log~ vendor.tgz

lua@ubuntu:~/donut$ . build/envsetup.sh

lua@ubuntu:~/donut$ choosecombo

Build for the simulator or the device?

1. Device

2. Simulator

Which would you like? [1]

Build type choices are:

1. release

2. debug

Which would you like? [1]

Which product would you like? [generic] littleton

Variant choices are:

1. user

2. userdebug

3. eng

Which would you like? [eng] user

============================================

PLATFORM_VERSION_CODENAME=Donut

PLATFORM_VERSION=Donut

TARGET_PRODUCT=littleton

TARGET_BUILD_VARIANT=user

TARGET_SIMULATOR=false

TARGET_BUILD_TYPE=release

TARGET_ARCH=arm

HOST_ARCH=x86

HOST_OS=linux

HOST_BUILD_TYPE=release

BUILD_ID=Donut

============================================

如果是四核 CPU ，把虚拟机配置为 4 核，效率会提高 ( 需要关闭系统，然后设置 )