/usr/local question

[Jeremy Lavergne]

The thread has pointed out that there would not be an issue if that were the case: it appears Gnu toolchain puts /usr/local first.

Dominik Reichardt <domiman at gmail.com> wrote:

>Honoring the order in PATH so when /opt/local is in front of /usr,
>compilers will honor that. So yes PATH has a lot to do with this.
>Opposed to the /usr/local issue.
>Check your attitude please
>
>Am 05.04.2012 um 10:59 schrieb Jan Stary <hans at stare.cz>:
>
>> On Apr 05 10:49:01, Dominik Reichardt wrote:
>>> As far as I can tell, /usr in PATH is being honored
>>> opposed to /usr/local being picked up automatically.
>> 
>> I don't know how "honored" differs from "being picked up",
>> but PATH has nothing to do with this.
>> 
>> 
>>> Am 05.04.2012 um 10:25 schrieb Jan Stary <hans at stare.cz>:
>>> 
>>>> On Apr 05 09:00:44, Jan Stary wrote:
>>>>> However, if a given port silently picks up something
>>>>> incompatible in /usr/local, if might fail and often will.
>>>>> 
>>>>> Having macports isolated in /opt/local DID NOT save you from this.
>>>>> Removing /usr/local is what did.
>>>> 
>>>> One more point to this: what if the colliding, incompatible
>>>> software that stops a given port from building successfully
>>>> is not found under /usr/local, but in /usr, which is
>>>> even more prominently recognized by various build tools.
>>>> 
>>>> That's not made up: /usr/lib/libssl.*
>>>> Say the port requires a newer version of openssl
>>>> than what /usr/lib/libssl.* provides.
>>>> 
>>>> That's the same situation as with a port not building
>>>> because some incompatbile software was found and
>>>> picked up from /usr/local; except now it is /usr.
>>>> 
>>>> What is the advice here?
>>>> Ceratinly not to temporarily rename /usr.
>>>> 
>>>> I argue that temporarily removing /usr/local is just as bad,
>>>> and the problem of a port picking bad stuff from /usr/local
>>>> is that given port's defect that needs to be fixed before
>>>> the port gets built; not a reason to remove /usr/local.
>>>> 
>>>> (Which doesn't change the fact that /opt/local is a better prefix,
>>>> I am over that already.)
>>>> 
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