From: Timothy Hunter <TimHunter@...>
Date: 2007-03-14T09:54:28+09:00
Subject: Re: I need to learn...

7stud 7stud wrote:
> John Joyce wrote:
>   
>>>> Umm, no I didn't. 7Stud 7Stud did.  Just for the record I
>>>> do know how to find the /usr/local directory, and
>>>> those other things
>>>>         
>>> You won't be able to find it on Mac OS 10.4!
>>>       
>> You just create it if it isn't there.
>> Very simple.
>> This makes it easy to follow standard installations elsewhere as well.
>> It also makes it real easy to delete everything if you want/need to.
>> Just need to learn a little about Bash and your $PATH
>> be careful, the $PATH in your shell can be loaded from multiple dot
>> files.
>> They are standardized. They do load in a particular order. If you
>> have modified your $PATH already in one of the dot files, you may
>> need to care where you modify it again.
>>   (again you do need some Unix skill or references if you don't have it)
>>   (again the reason I recommend the OReilly Unix in a Nutshell, they
>> give a good and fast rundown on the Bash shell. The Linux in a
>> Nutshell book is almost identical, but doesn't cover the differences
>> among nixes)
>>
>> You will also be glad to have a little MySQL (or the database of your
>> choice) under your belt or in your library. Sorry, but there are no
>> easy magic bullets for everything.
>>
>>     
>
> I'm about half way through the Wrox book "Beginning Unix", which has so 
> many omissions and errors, I would not recommend it to anyone--although 
> figuring out all the errors has taught me a lot.  The problem I find is 
> that there are enough differences between Unix and  OS 10.4.7, that I 
> never know whether a missing 'thing' in OS X should be created or 
> whether the Mac uses something else to do the same thing.  For instance, 
> crond.  That daemon isn't present on OS X 10.4.7.  Should I start it? 
> No!  Mac uses a new process called lauchd to control all processes in a 
> methodical fashion--instead of the adhoc patch on patch on patch mess 
> that Unix has evolved into(that from an article I found praising 
> launchd, which Apple made open source).
>
> So, when I can't find /usr/local, I wonder if there is some other 
> directory OS 10.4.7 looks to instead.  I scoured google and I can't find 
> ANY mention of /usr/local not being present in OS 10.4.7.
>
>   
>> You just create it if it isn't there.
>> Very simple.
>>     
>
> What permissions does it need?
>
>
>   
$ cd /usr
usr$ ls -l
total 0
drwxr-xr-x     8 root  wheel    272 Nov 18 16:50 X11R6
drwxr-xr-x   742 root  wheel  25228 Feb 17 17:25 bin
drwxr-xr-x   232 root  wheel   7888 Mar 20  2006 include
drwxr-xr-x   270 root  wheel   9180 Mar  6 20:13 lib
drwxr-xr-x    71 root  wheel   2414 Oct  1 12:09 libexec
drwxr-xr-x     8 root  wheel    272 Dec 18  2005 local
drwxr-xr-x   205 root  wheel   6970 Nov 28 21:41 sbin
drwxr-xr-x    48 root  wheel   1632 Mar 19  2006 share
drwxr-xr-x     3 root  wheel    102 Mar 24  2005 standalone