[OS X TeX] El Capitan and fonts in texmf-local

Ettore Aldrovandi ealdrov at math.fsu.edu
Wed Sep 30 03:01:45 CEST 2015

> On Sep 29, 2015, at 20:36, Ross Moore <ross.moore at mq.edu.au> wrote:
> Hi Richard,
> On 30/09/2015, at 10:24 AM, Richard Seguin wrote:
>> Dick,
>> So /usr is non-writeable EXCEPT for its subfolder /usr/local, which is? If so, I didn’t know that you could do that.
> A folder being non-writable just means that its subfolder's names
> are fixed, along with any other files that may be in that folder. 
> It does not mean that those sub-folders' contents are fixed.
> If you add or modify anything in a subfolder, the modification
> date of its parent folder is not affected in any way.

It’s not really that /usr is not writable, but rather that’s immutable. Being immutable is kernel-enforced, rather than a property of the file system. The interesting thing will be to see how a change in/of /usr/local will show (say, mod. time or change time).

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