> are not necessarily idiots,

Ooof.. bad choice of words there on my part, it was in jest and I did not mean 
literal "idiots". :-p

On Jun 30, 2010, at 5:48 PM, Greg wrote:

>> However, I don't see it helping newcomers to Clojure significantly
> 
> With respect, I'm a newcomer to Clojure, and the CLOJURE_HOME convention 
> would help me significantly. :-)
> 
> I think something that needs to be acknowledged is that "newcomers" and 
> "n00bs" are not necessarily idiots, they're just new to the platform, and 
> they're coming from places where, as Brian pointed, they're used to there 
> being a central location for things (PYTHON_HOME, ANT_HOME, etc.).
> 
>> Lieningen or maven don't really fit with this approach as they treat
>> the clojure platform as just another library dependency.
> 
> Yet Maven has a MAVEN_HOME. :-)
> 
> Even if Leiningen/Maven ignore CLOJURE_HOME, that's fine, it certainly 
> doesn't hurt to adopt CLOJURE_HOME as a convention for scripts that currently 
> hard-code clojure.jar's location, or download it themselves, wasting space 
> and adding confusion. When that happens it's hard to know what version of 
> Clojure these scripts are running, and it makes it unwieldy then to interface 
> it with your own code. A problem, I think, that doesn't just affect newcomers 
> to Clojure.
> 
>> and I'm not sure this is something we should really try and hide.
> 
> CLOJURE_HOME doesn't hide anything, it's set by the user after all.
> 
> Cheers,
> Greg
> 
> On Jun 30, 2010, at 5:17 PM, Rick Moynihan wrote:
> 
>> On 30 June 2010 21:14, Brian Schlining <bschlin...@gmail.com> wrote:
>>>> 
>>>>> 
>>>>> May I propose as a possible remedy CLOJURE_HOME. CLOJURE_HOME is the
>>>>> absolute path of a directory containing clojure.jar and possibly
>>>>> clojure-contrib.jar. Scripts should check if it's defined and use it 
>>>>> instead
>>>>> of hard-coded paths, as an example, here's my clj script (in newLISP):
>>>> 
>>>> On the face of it this seems like a good idea, however it doesn't
>>>> really fit with the models used by tools such as leiningen, mvn or the
>>>> JVM.  At best a CLOJURE_HOME initiative can only expect to work within
>>>> its own world of clj scripts etc.
>>> 
>>> I can't speak for leiningen but many (most?) launcher script in the Java
>>> world use this as a standard convention. If you look through the launcher
>>> scripts for maven, groovy, scala, ant, etc you will see environment
>>> variables JAVA_HOME, M2_HOME (for Maven 2), GROOVY_HOME, SCALA_HOME and
>>> ANT_HOME.
>> 
>> This is true.  And I agree that where scripts are used this technique
>> can be useful.  And in this regard it's a good convention.
>> 
>> However, I don't see it helping newcomers to Clojure significantly, as
>> the classpath issues people face are the deeper issue.  Also teaching
>> newcomers that this is the convention isn't really true, as tools like
>> Lieningen or maven don't really fit with this approach as they treat
>> the clojure platform as just another library dependency.
>> 
>> Clojure doesn't yet have a standard launch script.  In the past I've
>> argued that it'd be nice if it had one, though I now feel lein/mvn are
>> better tools for this job.  That said, having a clj launch script can
>> be useful, and might ease the out of box experience, but again the
>> true launcher will always be the java JVM executable, and I'm not sure
>> this is something we should really try and hide.
>> 
>> R.
>> 
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