一、如果修改了frameworks/base/services目录下的代码,比如你在PhoneWindowManager修改了部分代码,这时候可以通过单编译的方式快速烧录到指定机器,无需系统全编 前提:如果需要单编译,需要先全编一下系统,再进行单编译 步骤:
1.首先需要进入frameworks/base/services下,打开Android.bp
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ... // merge all required services into one jar // ============================================================ java_library { name: "services", defaults: ["services_java_defaults"], installable: true, dex_preopt: { app_image: true, profile: "art-profile", }, srcs: [":services-main-sources"], ...
java_library里面的name:services,这个services就代表模块名
然后通过make -j12 services,将生成的如下文件全部替换到板子上并修改权限
1 2 3 4 5 6 out/target/product/xxx/system/framework/oat/arm/services.odex out/target/product/xxx/system/framework/oat/arm/services.vdex out/target/product/xxx/system/framework/oat/arm/services.art out/target/product/xxx/system/framework/services.jar.prof out/target/product/xxx/system/framework/services.jar
板子上对应的文件:
1 2 3 4 5 6 system/framework/oat/arm/services.art system/framework/oat/arm/services.odex system/framework/oat/arm/services.vdex system/framework/services.jar system/framework/services.jar.prof
替换掉之后执行sync,然后reboot重启
二、如果修改了frameworks/base/目录下的代码,同上一样,进入到frameworks/base/下的Android.bp 1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... java_library { name: "framework", defaults: ["framework-aidl-export-defaults"], installable: false, // this lib is a build-only library static_libs: [ "app-compat-annotations", "framework-minus-apex", "framework-updatable-stubs-module_libs_api", ], sdk_version: "core_platform", apex_available: ["//apex_available:platform"], } ...
可以看到模块名是framework,srcs下包括了很多目录下的java文件
然后通过make -j12 framework编译到out下: out/target/product/xxx/system/framework/framework.jar
板子上的文件: system/framework/framework.jar
1.可以拷贝到U盘后,通过命令 console:/ # cd mnt/media_rw/sda1/进入到U盘拷贝到板子 没有权限则执行 mount -o rw,remount /
2.可以adb push
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