相信大家在編譯固件的時候,經常會遇到莫名奇妙的編譯錯誤,從今往後,不用再受這個問題的困擾了:
1,常見編譯的錯誤資訊:
make[1]: *** No rule to make target `out/target/common/obj/PACKAGING/public_api.txt', needed by `out/target/common/obj/PACKAGING/checkpublicapi-last-timestamp'. Stop.
make[1]: *** No rule to make target `copy_to_actions_prebuilt', needed by `files'. Stop.
make[1]: *** No rule to make target `out/target/product/s900_96board/obj/EXECUTABLES/recovery_intermediates/recovery', needed by `out/target/product/s900_96board/recovery.img'. Stop.
make[1]: *** No rule to make target `out/target/product/s900_vr/obj/EXECUTABLES/recovery_intermediates/recovery', needed by `out/target/product/s900_vr/recovery.img'. Stop.
。。。
其實這些錯誤是不固定的,依賴你之前的操作
2,出錯原因分析:
[email protected]:~/705B2/leopard/build/gs702c$ env
ANDROID_DEV_SCRIPTS=/home/local/ACTIONS/lizekun/705B2/android/development/scripts:/home/local/ACTIONS/lizekun/705B2/android/prebuilts/devtools/tools:/home/local/ACTIONS/lizekun/705B2/android/external/selinux/prebuilts/bin
ONE_SHOT_MAKEFILE=packages/apps/Settings/Android.mk
ANDROID_PRE_BUILD_PATHS=/opt/java-7-openjdk-amd64/bin:
ANDROID_BUILD_TOP=/home/local/ACTIONS/lizekun/705B2/android
ANDROID_PRODUCT_OUT=/home/local/ACTIONS/lizekun/705B2/android/out/target/product/gs702c
ANDROID_JAVA_TOOLCHAIN=/opt/java-7-openjdk-amd64/bin
TERM=xterm
SHELL=/bin/sh
SSH_CLIENT=192.168.4.156 54899 22
OUT=/home/local/ACTIONS/lizekun/705B2/android/out/target/product/gs702c
OLDPWD=/home/local/ACTIONS/lizekun/705B2/android/packages/apps/Settings
SSH_TTY=/dev/pts/14
TARGET_BUILD_VARIANT=userdebug
JRE_HOME=/opt/java-7-openjdk-amd64/jre
USER=lizekun
ASAN_OPTIONS=detect_leaks=0
LS_COLORS=rs=0:di=01;34:ln=01;36:mh=00:pi=40;33:so=01;35:do=01;35:bd=40;33;01:cd=40;33;01:or=40;31;01:su=37;41:sg=30;43:ca=30;41:tw=30;42:ow=34;42:st=37;44:ex=01;32:*.tar=01;31:*.tgz=01;31:*.arj=01;31:*.taz=01;31:*.lzh=01;31:*.lzma=01;31:*.tlz=01;31:*.txz=01;31:*.zip=01;31:*.z=01;31:*.Z=01;31:*.dz=01;31:*.gz=01;31:*.lz=01;31:*.xz=01;31:*.bz2=01;31:*.bz=01;31:*.tbz=01;31:*.tbz2=01;31:*.tz=01;31:*.deb=01;31:*.rpm=01;31:*.jar=01;31:*.war=01;31:*.ear=01;31:*.sar=01;31:*.rar=01;31:*.ace=01;31:*.zoo=01;31:*.cpio=01;31:*.7z=01;31:*.rz=01;31:*.jpg=01;35:*.jpeg=01;35:*.gif=01;35:*.bmp=01;35:*.pbm=01;35:*.pgm=01;35:*.ppm=01;35:*.tga=01;35:*.xbm=01;35:*.xpm=01;35:*.tif=01;35:*.tiff=01;35:*.png=01;35:*.svg=01;35:*.svgz=01;35:*.mng=01;35:*.pcx=01;35:*.mov=01;35:*.mpg=01;35:*.mpeg=01;35:*.m2v=01;35:*.mkv=01;35:*.webm=01;35:*.ogm=01;35:*.mp4=01;35:*.m4v=01;35:*.mp4v=01;35:*.vob=01;35:*.qt=01;35:*.nuv=01;35:*.wmv=01;35:*.asf=01;35:*.rm=01;35:*.rmvb=01;35:*.flc=01;35:*.avi=01;35:*.fli=01;35:*.flv=01;35:*.gl=01;35:*.dl=01;35:*.xcf=01;35:*.xwd=01;35:*.yuv=01;35:*.cgm=01;35:*.emf=01;35:*.axv=01;35:*.anx=01;35:*.ogv=01;35:*.ogx=01;35:*.aac=00;36:*.au=00;36:*.flac=00;36:*.mid=00;36:*.midi=00;36:*.mka=00;36:*.mp3=00;36:*.mpc=00;36:*.ogg=00;36:*.ra=00;36:*.wav=00;36:*.axa=00;36:*.oga=00;36:*.spx=00;36:*.xspf=00;36:
CCACHE_DIR=/home/local/ACTIONS/lizekun/.ccache
BUILD_ENV_SEQUENCE_NUMBER=10
ANDROID_BUILD_PATHS=/home/local/ACTIONS/lizekun/705B2/android/out/host/linux-x86/bin:/home/local/ACTIONS/lizekun/705B2/android/prebuilts/gcc/linux-x86/arm/arm-linux-androideabi-4.9/bin:/home/local/ACTIONS/lizekun/705B2/android/prebuilts/gcc/linux-x86/:/home/local/ACTIONS/lizekun/705B2/android/development/scripts:/home/local/ACTIONS/lizekun/705B2/android/prebuilts/devtools/tools:/home/local/ACTIONS/lizekun/705B2/android/external/selinux/prebuilts/bin:
TARGET_BUILD_APPS=
TARGET_BUILD_TYPE=release
MAIL=/var/mail/lizekun
PATH=/opt/java-7-openjdk-amd64/bin:/home/local/ACTIONS/lizekun/705B2/android/out/host/linux-x86/bin:/home/local/ACTIONS/lizekun/705B2/android/prebuilts/gcc/linux-x86/arm/arm-linux-androideabi-4.9/bin:/home/local/ACTIONS/lizekun/705B2/android/prebuilts/gcc/linux-x86/:/home/local/ACTIONS/lizekun/705B2/android/development/scripts:/home/local/ACTIONS/lizekun/705B2/android/prebuilts/devtools/tools:/home/local/ACTIONS/lizekun/705B2/android/external/selinux/prebuilts/bin:/opt/java-7-openjdk-amd64/bin:/opt/java-7-openjdk-amd64/jre/bin:/opt/java-7-openjdk-amd64/bin:/opt/java-7-openjdk-amd64/jre/bin:/home/local/ACTIONS/lizekun/my_install/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/bin/X11:/usr/games
PWD=/home/local/ACTIONS/lizekun/705B2/leopard/build/gs702c
JAVA_HOME=/opt/java-7-openjdk-amd64
ANDROID_TOOLCHAIN=/home/local/ACTIONS/lizekun/705B2/android/prebuilts/gcc/linux-x86/arm/arm-linux-androideabi-4.9/bin
ANDROID_TOOLCHAIN_2ND_ARCH=/home/local/ACTIONS/lizekun/705B2/android/prebuilts/gcc/linux-x86/
GCC_COLORS=error=01;31:warning=01;35:note=01;36:caret=01;32:locus=01:quote=01
SHLVL=1
HOME=/home/local/ACTIONS/lizekun
LOGNAME=lizekun
CLASSPATH=.:/opt/java-7-openjdk-amd64/lib:/opt/java-7-openjdk-amd64/jre/lib:.:/opt/java-7-openjdk-amd64/lib:/opt/java-7-openjdk-amd64/jre/lib:
SSH_CONNECTION=192.168.4.156 54899 192.168.4.19 22
TARGET_GCC_VERSION=4.9
USE_CCACHE=1
LESSOPEN=| /usr/bin/lesspipe %s
PROMPT_COMMAND=echo -ne "\033]0;[arm-full_gs702c-userdebug] [email protected]: /home/local/ACTIONS/lizekun/705B2/android\007"
TARGET_PRODUCT=full_gs702c
ANDROID_HOST_OUT=/home/local/ACTIONS/lizekun/705B2/android/out/host/linux-x86
LESSCLOSE=/usr/bin/lesspipe %s %s
_=/usr/bin/env
上面是env列印,從終端的env環境變量入手,發現ONE_SHOT_MAKEFILE=packages/apps/Settings/Android.mk 和PWD=/home/local/ACTIONS/lizekun/705B2/leopard/build/gs702c 不統一,這兩個環境變量的值不統一就會造成編譯錯誤,上述環境變量的意思是:我在leopard/build/gs702c這個目錄執行編譯固件的動作,可是ONE_SHOT_MAKEFILE還是指向Settings,ONE_SHOT_MAKEFILE是什麼東東,看看android/build/envsetup.sh腳本檔案:
“android/build/envsetup.sh”
696 function mm()
697 {
698 local T=$(gettop)
699 local DRV=$(getdriver $T)
700 # If we're sitting in the root of the build tree, just do a
701 # normal make.
702 if [ -f build/core/envsetup.mk -a -f Makefile ]; then
703 $DRV make [email protected]
704 else
705 # Find the closest Android.mk file.
706 local M=$(findmakefile)
707 local MODULES=
708 local GET_INSTALL_PATH=
709 local ARGS=
710 # Remove the path to top as the makefilepath needs to be relative
711 local M=`echo $M|sed 's:'$T'/::'`
712 if [ ! "$T" ]; then
713 echo "Couldn't locate the top of the tree. Try setting TOP."
714 return 1
715 elif [ ! "$M" ]; then
716 echo "Couldn't locate a makefile from the current directory."
717 return 1
718 else
719 for ARG in [email protected]; do
720 case $ARG in
721 GET-INSTALL-PATH) GET_INSTALL_PATH=$ARG;;
722 esac
723 done
724 if [ -n "$GET_INSTALL_PATH" ]; then
725 MODULES=
726 ARGS=GET-INSTALL-PATH
727 else
728 MODULES=all_modules
729 [email protected]
730 fi
731 ONE_SHOT_MAKEFILE=$M $DRV make -C $T -f build/core/main.mk $MODULES $ARGS
732 fi
733 fi
734 }
當你執行mm編譯某個子產品後,ONE_SHOT_MAKEFILE就指向那個特定子產品了,然後在編譯固件的時候,執行的又是android/build/core/main.mk,
這裡又會使用到ONE_SHOT_MAKEFILE,進而影響了你的編譯過程:
“android/build/core/main.mk”
472 ifneq ($(ONE_SHOT_MAKEFILE),)
473 # We've probably been invoked by the "mm" shell function
474 # with a subdirectory's makefile.
475 include $(ONE_SHOT_MAKEFILE)
用一句話總結這個錯誤的原因就是:你在make固件之前,你mm了某個子產品,導緻編譯子產品的環境變量影響了整體編譯的環境變量。
3,解決方法:
之前我們在遇到這種情況的時候都是關閉shell終端重新打開一個終端就可以編譯通過;
現在有個簡單的解決方案:在shell終端下執行指令export ONE_SHOT_MAKEFILE= 後,再make即可編譯成功。
說白了,就是把ONE_SHOT_MAKEFILE的值清空就可以了,因為編譯固件時需要它是空。
解決方案進階:
直接修改檔案android/build/envsetup.sh并送出倉庫,這樣不用每次都要去手動敲指令,修改如下:
+ONE_SHOT_MAKEFILE=
VARIANT_CHOICES=(user userdebug eng)
# check to see if the supplied variant is valid
針對這個修改的實驗結果:
1,mm和mmm的操作不受任何影響,正常編譯通過,因為每次mm或mmm時,ONE_SHOT_MAKEFILE都被重新指派;
2,在執行make和m前必須執行source build/envsetup.sh和lunch,有了這個修改,每次source後ONE_SHOT_MAKEFILE都被清空,可以確定android編譯通過,不再受mm或mmm的影響;
如有任何問題,歡迎拍磚!