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Introduction to Android System Development app dev, foss contribution / personal projects, programming languages

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familiarizing android building android from source contributing to CyanogenMod Android users, developers

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git Github/gitlab, ssh key

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android dictionary

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bootloader recovery radio ROM rooting busybox gerrit booting in a computer, rooted users

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adb fastboot ndk repo Settingup sdk

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$ adb devices $ adb shell $ adb logcat $ adb reboot bootloader $ fastboot boot recovery.img $ fastboot flash recovery recovery.img $ fastboot flashall -w

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AOSP Nexus devices, Android One, Open Handset alliance

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2009

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alternatives Omni ROM Paranoid Android AOKP Free Xperia Project Replicant OS

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Getting Source Code Internet connection

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GNU/Linux or Mac system 64 bit environment for 2.3 or later Minimum 100GB free space Python 2.x, GNU Make JDK 7 (JDK 5 for froyo, 7 for Gingerbread to Kitkat) Minimum 8GB RAM

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https://source.android.com/source/initializing.html

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$ curl https://storage.googleapis.com/git-repo- downloads/repo > ~/bin/repo $ chmod a+x ~/bin/repo

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$ mkdir android && cd android $ repo init -u https://github.com/CyanogenMod/android.git // for a specific branch “-b cm-12.1” $ repo sync // -j 1 // default - 4

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Compiling Internet connection

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$ export USE_CCACHE=1 $ source build/envsetup.sh

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$ breakfast // lunch for aosp // aosp_arm-eng ARM emulator → // full_mako-userdebug Nexus 4 → // user production → // user_debug preferred for debugging → // eng development config with additional debugging tools →

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$ ./device/lge/mako/extract-files.sh // extract proprietary blobs $ brunch // same as breakfast && mka bacon

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$ adb reboot bootloader $ fastboot flashall -w // make fastboot adb

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$ mm $ mmm

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Contributing to CyanogenMod

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http://review.cyanogenmod.org/ Viewing changes, creating account, review process

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$ git config --global review.review.cyanogenmod.org.username "gerrit username" // or add following to .gitconfig [review "review.cyanogenmod.com"] username = jishnu

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$ repo start $ cd path/to/project // make your changes

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$ git add $ git commit

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$ croot $ repo upload Ping core developers

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* http://source.android.com/ * http://wiki.cyanogenmod.org/ * http://xda-university.com/ * http://docs.omnirom.org/

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Thank You! Jishnu Mohan [email protected]