How to write to a Mac OSX read-only filesystem?

Posted by marienbad on Super User See other posts from Super User or by marienbad
Published on 2010-05-27T17:57:55Z Indexed on 2010/05/27 18:02 UTC
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Filed under:

osx

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mac

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filesystems

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mount

I have DMG I need to mount and write a file to. When I mount it, finder shows the root and all as read-only.

Then I discovered 'mount -w'. But when I run that, I get 'mount: unknown special file or file system.'

How can I mount this disk image as writable, or force a file into it?

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