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El_Capitan_and_Homebrew: a few updates.

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Firm up some of the wording and remove stuff given that 10.10.1 didn't reset permissions back.

Closes Homebrew/homebrew#45267.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
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Mike McQuaid 2015-10-23 14:55:21 +01:00
parent e7ef3e36e2
commit b459ba7a83
1 changed files with 1 additions and 3 deletions
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share/doc/homebrew/El_Capitan_and_Homebrew.md
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@ -4,9 +4,7 @@ Part of the OS X 10.11/El Capitan changes is something called [System Integrity
SIP prevents you from writing to many system directories such as `/usr`, `/System` & `/bin`, regardless of whether or not you are root. The Apple keynote is [here](https://developer.apple.com/videos/wwdc/2015/?id=706) if you'd like to learn more. SIP prevents you from writing to many system directories such as `/usr`, `/System` & `/bin`, regardless of whether or not you are root. The Apple keynote is [here](https://developer.apple.com/videos/wwdc/2015/?id=706) if you'd like to learn more.
One of the implications of SIP is that you cannot simply create `/usr/local` if it is removed or doesn't exist for another reason. However, as noted in the keynote, Apple is leaving `/usr/local` open for developers to use, so Homebrew can still be used as expected. One of the implications of SIP is that you cannot simply create `/usr/local` if you have removed it. However, as noted in the keynote, Apple is leaving `/usr/local` open for developers to use, so Homebrew can still be used as expected.
Apple documentation *hints* that `/usr/local` will be returned to `root:wheel restricted` permissions on [every OS X update](https://developer.apple.com/library/mac/releasenotes/General/rn-osx-10.11/index.html). There is a `brew doctor` check in place to advise if permissions have slipped for whatever reason.
**If you haven't installed Homebrew in `/usr/local` or another system-protected directory, this document does not apply to you.** **If you haven't installed Homebrew in `/usr/local` or another system-protected directory, this document does not apply to you.**