Forked from ryanmaclean/el_capitan_dmg_virtualbox.sh
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Convert macOS installer for use in VirtualBox
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| #!/bin/bash | |
| # Disclaimer: never got this to work properly and have not attempted it since. | |
| # This will require about 30GB of space, still in experimental phase right now | |
| sudo gem install iesd | |
| cd /Applications # Or wherever you hve the "Install 10.12 Developer Preview.app" available | |
| iesd -i Install\ 10.12\ Developer\ Preview.app -o macos.dmg -t BaseSystem | |
| hdiutil convert macos.dmg -format UDSP -o macos.sparseimage | |
| # You can cloase any popup finder windows | |
| hdiutil mount Install\ 10.12\ Developer\ Preview.app/Contents/SharedSupport/InstallESD.dmg | |
| hdiutil mount macos.sparseimage | |
| cp /Volumes/OS\ X\ Install\ ESD/BaseSystem.* /Volumes/OS\ X\ Base\ System/ | |
| # We use the finder to eject here, based on this OSX Daily tip | |
| # http://osxdaily.com/2014/05/22/eject-all-mounted-volumes-command-line-mac/ | |
| osascript -e 'tell application "Finder" to eject (every disk whose ejectable is true)' | |
| hdiutil convert macos.sparseimage -format UDZO -o macos_vm.dmg | |
| # You can now delete any of the original resources if you no longer need them | |
| rm -rf macos.dmg | |
| rm -rf macos.sparseimage |
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