Ahh, sorry. I just found the "uptodate" directive. I've done:
<uptodate srcfile="grammar.g4" targetfile="GrammarParser.java"
property="grammar.uptodate"/>
<target name="build-grammar" unless="grammar.uptodate">
</target>
And all seems to be well.
On Sat, Oct 28, 2017 at 8:19 PM, R0b0t1 <r03...@gmail.com> wrote:
> Hello,
>
> On Sat, Oct 28, 2017 at 6:34 PM, Matt Benson <mben...@apache.org> wrote:
>> If you're referring to Java compilation, tools like Ant and Maven
>> generally perform incremental compilation unless explicitly forced to
>> do otherwise, such as by "cleaning" (deleting) existing classfiles
>> from a previous compilation.
>>
>> HTH,
>> Matt
>>
>
> That does help: I realized I should amend my question. The ANTLR task
> included with Ant is very old, so I am using an exec task to run the
> parser generator instead. How do I add incremental build awareness to
> my build-grammar target? Currently, the build target depends on the
> build-grammar target. The build-grammar target is run every time,
> regardless of whether or not my grammar file has changed.
>
>
> On Sat, Oct 28, 2017 at 7:43 PM, Martin Gainty <mgai...@hotmail.com> wrote:
>> if you need frequently referenced jars loaded into a "known place" take a
>> look at repository management:
>> Ivy:
>>
>> http://ant.apache.org/ivy/history/latest-milestone/tutorial/build-repository.html
>>
>>
>> Building a repository | Apache
>> Ivy<http://ant.apache.org/ivy/history/latest-milestone/tutorial/build-repository.html>
>> ant.apache.org
>> Building a repository The install Ant task lets you copy a module or a set
>> of modules from one repository to another. This is very useful to build and
>> maintain an ...
>>
>
> Thanks, I was considering Ivy for this. It took me a while to figure
> out what the terminology meant and this link helped.
>
>> Maven Repository Management:
>>
>> https://maven.apache.org/repository-management.html
>>
>> Maven – Best Practice - Using a Repository
>> Manager<https://maven.apache.org/repository-management.html>
>> maven.apache.org
>> A repository manager is a dedicated server application designed to manage
>> repositories of binary components. The usage of a repository manager is
>> considered an ...
>>
>
> Maven seems like it does too much for me. Coming from Linux, tools
> which reimplement package management tend to get in the way of my
> system. On Windows they work fair enough. However, it does seem the
> best supported.
>
>> Sonatype's Nexus repository is probably the most widely used repository
>> manager of all:
>> https://www.sonatype.com/download-oss-sonatype
>> Download Repository OSS - Sonatype
>> Nexus<https://www.sonatype.com/download-oss-sonatype>
>> www.sonatype.com
>> The latest version of Nexus Repository OSS, providing cutting-edge support
>> for the formats below.
>>
>
> I prefer to use open source where possible. In any case, I can't
> figure out where to go on that site.
>
>
> Respectfully,
> R0b0t1.
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