[OS X TeX] TeX Live 2015 and MacTeX-2015

Ettore Aldrovandi ealdrov at math.fsu.edu
Fri Jun 12 15:20:35 CEST 2015

Hi Dick,

can you elaborate a bit? How are they going to prevent admin users from writing into /usr? Are they going to put it on an immutable file system?


PS: I’m happy to see /usr/texbin finally gone. 

> On Jun 12, 2015, at 03:55, Richard Koch <koch at uoregon.edu> wrote:
> PS: There was an interesting last minute change. Recall that
> /usr/texbin is a link which leads (indirectly) to the TeX binaries for the
> active TeX distribution. At the Apple Developer Conference WWDC, which
> is also running this week, Apple announced that the next version of
> OS X —  El Capitan —will not allow users to write to the /usr
> directory, even if they have Admin permission. Consequently, it
> is necessary for us to change this link. 
> On all older systems of OS X, the 2015 versions of MacTeX and 
> Basic TeX create two links pointing to the binaries: 
> 	/usr/texbin
> 	/Library/TeX/texbin

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