3
votes
1answer
103 views

Can't write to ~/Library, even though permissions look OK

I'm totally stumped on this one — a Macbook Air, 10.9.2. As far as I can tell, I should be able to write to my Library directory. Everything I can see suggests I should be able to: [njvack@zot ...
5
votes
1answer
936 views

File can't be moved by root on OS X

I tried to move a few files to a subfolder on OS X. One refused to move. It said Operation not permitted. I tried again as root: $ sudo mv file subfolder/ mv: rename file to subfolder/file: Operation ...
7
votes
1answer
223 views

Why are Mac files able to have multiple owners?

Regarding Unix file permissions, which Macs use, why are Mac files in particular able to have multiple owners? For instance, you can view the "Get info" panel of a file, and under the Permissions ...
1
vote
0answers
285 views

Is there a best / OSX-specific way to force all files created in a directory to have certain group ownership?

Basically I need any file filefoo that is newly created by userfoo or userbar, both members of groupfoo, in /Users/Shared/SpecialDirectory to have the same ownership that would be achieved by that ...
2
votes
1answer
49 views

What is the effect of permissions on external drives?

I've set the permissions on files on my removable external drives in ways that seem to make sense to preserve some degree of security. For example, for files that only I should have access to, I've ...
1
vote
1answer
482 views

Why can't I chmod to make a file executable without sudo?

On OS X 10.6.8, I made a small script file in my home directory and tried to make it executable. Surprisingly, I found that chmod had no effect until I ran it as super-user. I own and have write ...
0
votes
1answer
1k views

trying to run Apache James (email server) on Mac — getting “Permission denied” error — help?

I download Apache James email server on my Mac. I extracted the zip to a "james-2.3.2" folder. When I run "./james-2.3.2/bin/run.sh" I get a "Permission denied". I tried doing a chmod 755 on the ...