Ubuntu 16.04 编译Android 6.0系统源码
2016-11-21 09:42
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准备环境
1.安装open-jdk7【使用open-jdk8会报错】,原因是:
在build/core/main.mk中默认指定的是jdk1.7
# Check for the correct version of java, should be 1.7 by # default, and 1.8 if EXPERIMENTAL_USE_JAVA8 is set ifneq ($(EXPERIMENTAL_USE_JAVA8),) required_version := "1.8.x" required_javac_version := "1.8" java_version := $(shell echo '$(java_version_str)' | grep 'openjdk .*[ "]1\.8[\. "$$]') javac_version := $(shell echo '$(javac_version_str)' | grep '[ "]1\.8[\. "$$]') else # default required_version := "1.7.x" required_javac_version := "1.7" java_version := $(shell echo '$(java_version_str)' | grep '^java .*[ "]1\.7[\. "$$]') javac_version := $(shell echo '$(javac_version_str)' | grep '[ "]1\.7[\. "$$]') endif # if EXPERIMENTAL_USE_JAVA8
我开始就是安装了open-jdk8,然后编译不过,看到这里默认是1.7,如果是试验环境,所以又重新安装的1.7。
这个安装完以后,就准备开始编译Android源码。
2.编译前配置
在.bashrc文件中添加:export USE_CCACHE = 1,操作如下:
echo export USE_CCACE=1 >> ~/.bashrc
为了提高编译效率,设置编译器高速缓存。执行以下命令:
prebuilts/misc/linux-x86/ccache/ccache -M 30G
-M 30G 两个参数表示设置30G大小的空间作为缓存,这个数值可以根据自己的硬盘空间大小继续调整.
编译
接着导入编译Android源码所需的环境变量和其它参数,运行以下命令source build/envsetup.sh
结果如下:
dongqiang@dongqiang-Lenovo-Y50p-70:/media/dongqiang/learn/learn/Android/android-6.0.0_r1$ source build/envsetup.sh including device/asus/deb/vendorsetup.sh including device/asus/flo/vendorsetup.sh including device/asus/fugu/vendorsetup.sh including device/generic/mini-emulator-arm64/vendorsetup.sh including device/generic/mini-emulator-armv7-a-neon/vendorsetup.sh including device/generic/mini-emulator-mips/vendorsetup.sh including device/generic/mini-emulator-x86_64/vendorsetup.sh including device/generic/mini-emulator-x86/vendorsetup.sh including device/htc/flounder/vendorsetup.sh including device/lge/hammerhead/vendorsetup.sh including device/moto/shamu/vendorsetup.sh including sdk/bash_completion/adb.bash dongqiang@dongqiang-Lenovo-Y50p-70:/media/dongqiang/learn/learn/Android/android-6.0.0_r1$
接着输入lunch
dongqiang@dongqiang-Lenovo-Y50p-70:/media/dongqiang/learn/learn/Android/android-6.0.0_r1$ lunch You're building on Linux Lunch menu... pick a combo: 1. aosp_arm-eng 2. aosp_arm64-eng 3. aosp_mips-eng 4. aosp_mips64-eng 5. aosp_x86-eng 6. aosp_x86_64-eng 7. aosp_deb-userdebug 8. aosp_flo-userdebug 9. full_fugu-userdebug 10. aosp_fugu-userdebug 11. mini_emulator_arm64-userdebug 12. m_e_arm-userdebug 13. mini_emulator_mips-userdebug 14. mini_emulator_x86_64-userdebug 15. mini_emulator_x86-userdebug 16. aosp_flounder-userdebug 17. aosp_hammerhead-userdebug 18. aosp_hammerhead_fp-userdebug 19. aosp_shamu-userdebug Which would you like? [aosp_arm-eng]
这里选择1,会出现以下提示信息,告诉我们编译的源码的一些相关信息:
Which would you like? [aosp_arm-eng] 1 ============================================ PLATFORM_VERSION_CODENAME=REL PLATFORM_VERSION=6.0 TARGET_PRODUCT=aosp_arm TARGET_BUILD_VARIANT=eng TARGET_BUILD_TYPE=release TARGET_BUILD_APPS= TARGET_ARCH=arm TARGET_ARCH_VARIANT=armv7-a TARGET_CPU_VARIANT=generic TARGET_2ND_ARCH= TARGET_2ND_ARCH_VARIANT= TARGET_2ND_CPU_VARIANT= HOST_ARCH=x86_64 HOST_OS=linux HOST_OS_EXTRA=Linux-4.4.0-34-generic-x86_64-with-Ubuntu-16.04-xenial HOST_BUILD_TYPE=release BUILD_ID=MRA58K OUT_DIR=out ============================================ dongqiang@dongqiang-Lenovo-Y50p-70:/media/dongqiang/learn/learn/Android/android-6.0.0_r1$
开始编译
make -j8
Error:
1.frameworks/base/tools/aidl/aidl_language_y.yImport includes file: out/host/linux-x86/obj/EXECUTABLES/aidl_intermediates/import_includes Yacc: aidl <= frameworks/base/tools/aidl/aidl_language_y.y prebuilts/misc/linux-x86/bison/bison -d -o out/host/linux-x86/obj/EXECUTABLES/aidl_intermediates/aidl_language_y.cpp frameworks/base/tools/aidl/aidl_language_y.y /bin/bash: prebuilts/misc/linux-x86/bison/bison: No such file or directory build/core/binary.mk:609: recipe for target 'out/host/linux-x86/obj/EXECUTABLES/aidl_intermediates/aidl_language_y.cpp' failed make: *** [out/host/linux-x86/obj/EXECUTABLES/aidl_intermediates/aidl_language_y.cpp] Error 127 make: *** Waiting for unfinished jobs.... Lex: aidl <= frameworks/base/tools/aidl/aidl_language_l.l frameworks/base/tools/aidl/aidl_language_l.l:55: warning, rule cannot be matched flex-2.5.39: fatal internal error, exec of /usr/bin/m4 failed build/core/binary.mk:646: recipe for target 'out/host/linux-x86/obj/EXECUTABLES/aidl_intermediates/aidl_language_l.cpp' failed make: *** [out/host/linux-x86/obj/EXECUTABLES/aidl_intermediates/aidl_language_l.cpp] Broken pipe make: *** Deleting file 'out/host/linux-x86/obj/EXECUTABLES/aidl_intermediates/aidl_language_l.cpp' Note: Some input files use unchecked or unsafe operations. Note: Recompile with -Xlint:unchecked for details. Note: Some input files use unchecked or unsafe operations. Note: Recompile with -Xlint:unchecked for details. #### make failed to build some targets (08:18 (mm:ss)) ####
解决方法:
sudo apt-get install bison
接着编译还是错
Yacc: aidl <= frameworks/base/tools/aidl/aidl_language_y.y Lex: aidl <= frameworks/base/tools/aidl/aidl_language_l.l prebuilts/misc/linux-x86/bison/bison -d -o out/host/linux-x86/obj/EXECUTABLES/aidl_intermediates/aidl_language_y.cpp frameworks/base/tools/aidl/aidl_language_y.y /bin/bash: prebuilts/misc/linux-x86/bison/bison: No such file or directory build/core/binary.mk:609: recipe for target 'out/host/linux-x86/obj/EXECUTABLES/aidl_intermediates/aidl_language_y.cpp' failed make: *** [out/host/linux-x86/obj/EXECUTABLES/aidl_intermediates/aidl_language_y.cpp] Error 127 make: *** Waiting for unfinished jobs....
2.
/bin/bash: xmllint: command not found /bin/bash: xmllint: command not found build/core/Makefile:34: recipe for target 'out/target/product/generic/system/etc/apns-conf.xml' failed make: *** [out/target/product/generic/system/etc/apns-conf.xml] Error 127 make: *** Waiting for unfinished jobs.... build/core/Makefile:34: recipe for target 'out/target/product/generic/system/etc/permissions/handheld_core_hardware.xml' failed make: *** [out/target/product/generic/system/etc/permissions/handheld_core_hardware.xml] Error 127
解决办法:
sudo apt-get install libxml2-utils
3.
接下来还是错:
Device TableGen (gen-intrinsic): libLLVMipa <= external/llvm/include/llvm/IR/Intrinsics.td clang: error: linker command failed with exit code 1 (use -v to see invocation) build/core/host_shared_library_internal.mk:51: recipe for target 'out/host/linux-x86/obj/lib/libart.so' failed make: *** [out/host/linux-x86/obj/lib/libart.so] Error 1 make: *** Waiting for unfinished jobs.... clang: error: linker command failed with exit code 1 (use -v to see invocation) build/core/host_shared_library_internal.mk:51: recipe for target 'out/host/linux-x86/obj/lib/libartd.so' failed make: *** [out/host/linux-x86/obj/lib/libartd.so] Error 1
【我安装了下下面这些,究竟有没有用还需要试验:】
sudo apt-get install libx11-dev:i386 libreadline6-dev:i386 libgl1-mesa-dev g++-multilib
然后在网上搜了下,这个问题的解决方法:
http://forum.xda-developers.com/chef-central/android/guide-how-to-setup-ubuntu-16-04-lts-t3363669/page2
注意看这个帖子的15楼,哈哈,这个时候找到解决方法了,再修改art/build/Android.common_build.mk文件
ifneq ($(WITHOUT_HOST_CLANG),true)
改为:
ifeq ($(WITHOUT_HOST_CLANG),false)
执行:
sudo vi art/build/Android.common_build.mk /WITHOUT_HOST_CLANG #搜索该字符的位置
在第74行:
# Clang build support. # Host. ART_HOST_CLANG := false ifneq ($(WITHOUT_HOST_CLANG),false) # By default, host builds use clang for better warnings. ART_HOST_CLANG := true endif
进行修改,然后继续make -j8编译。反复执行几次就可以了。
编译成功
Creating filesystem with parameters: Size: 1610612736 Block size: 4096 Blocks per group: 32768 Inodes per group: 8192 Inode size: 256 Journal blocks: 6144 Label: system Blocks: 393216 Block groups: 12 Reserved block group size: 95 Created filesystem with 1696/98304 inodes and 138385/393216 blocks Install system fs image: out/target/product/generic/system.img out/target/product/generic/system.img+ maxsize=1644333504 blocksize=2112 total=1610612736 reserve=16610880 #### make completed successfully (03:39:54 (hh:mm:ss)) #### dongqiang@dongqiang-Lenovo-Y50p-70:/media/dongqiang/learn/learn/Android/android-6.0.0_r1$
进入out目录可以看到编译生成的文件:
dongqiang@dongqiang-Lenovo-Y50p-70:/media/dongqiang/learn/learn/Android/android-6.0.0_r1/out/target/product/generic$ ll total 1590669 drwxrwxrwx 1 dongqiang dongqiang 4096 9月 24 15:02 ./ drwxrwxrwx 1 dongqiang dongqiang 0 9月 22 23:11 ../ -rwxrwxrwx 1 dongqiang dongqiang 7 9月 24 10:14 android-info.txt* drwxrwxrwx 1 dongqiang dongqiang 0 9月 24 13:14 cache/ -rwxrwxrwx 1 dongqiang dongqiang 69206016 9月 24 13:14 cache.img* -rwxrwxrwx 1 dongqiang dongqiang 70391 9月 24 11:28 clean_steps.mk* drwxrwxrwx 1 dongqiang dongqiang 0 9月 24 13:46 data/ drwxrwxrwx 1 dongqiang dongqiang 0 9月 24 13:09 dex_bootjars/ drwxrwxrwx 1 dongqiang dongqiang 0 9月 24 00:31 gen/ -rwxrwxrwx 1 dongqiang dongqiang 70522 9月 24 15:01 installed-files.txt* drwxrwxrwx 1 dongqiang dongqiang 4096 9月 24 15:01 obj/ -rwxrwxrwx 1 dongqiang dongqiang 761 9月 24 11:28 previous_build_config.mk* -rwxrwxrwx 1 dongqiang dongqiang 888961 9月 24 13:32 ramdisk.img* drwxrwxrwx 1 dongqiang dongqiang 0 9月 24 13:32 recovery/ drwxrwxrwx 1 dongqiang dongqiang 4096 9月 24 13:32 root/ drwxrwxrwx 1 dongqiang dongqiang 4096 9月 24 13:31 symbols/ drwxrwxrwx 1 dongqiang dongqiang 4096 9月 24 14:13 system/ -rwxrwxrwx 1 dongqiang dongqiang 1610612736 9月 24 15:02 system.img* -rwxrwxrwx 1 dongqiang dongqiang 576716800 9月 24 13:47 userdata.img* dongqiang@dongqiang-Lenovo-Y50p-70:/media/dongqiang/learn/learn/Android/android-6.0.0_r1/out/target/product/generic$
执行emulator
可以看到打开了模拟器.
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