Created by Zhiwei Li last modified 2015-10-09

iso.sh

      #!/bin/sh

hdiutil attach /Applications/Install\ OS\ X\ El\ Capitan.app/Contents/SharedSupport/InstallESD.dmg -noverify -nobrowse -mountpoint /Volumes/install_app
hdiutil create -o /tmp/ElCapitan -size 7236m -layout SPUD -fs HFS+J -type UDTO
hdiutil attach /tmp/ElCapitan.cdr -noverify -nobrowse -mountpoint /Volumes/install_build
asr restore -source /Volumes/install_app/BaseSystem.dmg -target /Volumes/install_build -noprompt -noverify -erase
rm /Volumes/OS\ X\ Base\ System/System/Installation/Packages
cp -rp /Volumes/install_app/Packages /Volumes/OS\ X\ Base\ System/System/Installation/
cp /Volumes/install_app/BaseSystem.* /Volumes/OS\ X\ Base\ System/
hdiutil detach /Volumes/install_app
hdiutil detach /Volumes/OS\ X\ Base\ System/
mv /tmp/ElCapitan.iso.cdr ~/Desktop/ElCapitan.iso

    

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Zhiwei Li Build a bootable ISO Image from InstallESD for OS X El Capitan

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