ant を Homebrew でインストール

プロジェクトリンク

• ホームページ

コマンドとエイリアス

• ant
• antRun
• antRun.pl
• complete-ant-cmd.pl
• runant.pl
• runant.py

プロジェクトの歴史

Apache's FAQ says Ant began inside the Tomcat code base when Tomcat was donated to the Apache Software Foundation. James Duncan Davidson, also the original Tomcat author, created it to build Tomcat and nothing else.

The same FAQ records the inflection point: other open source Java projects, especially Jakarta and older Java Apache projects, realized Ant solved problems they had with Makefiles. In January 2000 Ant moved to a separate CVS module, became independent of Tomcat, and became Apache Ant. The first stand-alone official release, Ant 1.1, followed on 19 July 2000.

Ant's manual preserves the core convention that made it sticky: running ant with no arguments looks for build.xml in the current directory and runs the default target. That simple file convention became part of Java project muscle memory before Maven and Gradle dominated newer builds.

採用の歴史

Ant spread with Apache Jakarta and early Java open source because it replaced platform-specific Make behavior with Java tasks and XML build files. The FAQ explicitly says Ant became the build tool of choice for many projects after starting as Tomcat's build mechanism.

Package-manager adoption followed naturally. A Java developer could install ant from a distro, Homebrew, Chocolatey, Scoop, or Nix, then run the same build.xml across operating systems. The official manual also documents user extension loading through ${user.home}/.ant/lib and ANT_HOME/lib, which gave packaged Ant a stable core while letting developers add optional tasks and third-party jars outside the base package.

使われ方

The default command is simply ant, which runs build.xml in the current directory. Users can pass -buildfile or -f for another build file, -Dname=value for properties, target names for specific tasks, logging flags such as -quiet and -verbose, and -lib for extra task jars.

The Unix wrapper reads ~/.antrc before startup; the Windows wrapper runs %HOME%\antrc_pre.bat and %HOME%\antrc_post.bat. Those files are startup hooks, while build.xml is the project build definition.

パッケージ好きにとっての重要性

Ant matters to package nerds because it is both build dependency and historical artifact. Many old Java source packages still expect ant, build.xml, and optional task jars, so distros keep it around even when newer Java projects prefer Maven or Gradle.

It also embodies an earlier packaging style: a stable launcher plus ANT_HOME, user-local .ant/lib extensions, and XML task definitions. Understanding Ant explains a large slice of legacy Java packaging, bootstrap builds, and why package recipes so often patch build.xml rather than invoking a generated build graph.

タイムライン

• 2000: Ant moves from Tomcat into a separate CVS module and becomes Apache Ant.
• 2000: Tomcat 3.1 ships an early wider-audience Ant version later called Ant 0.3.1.
• 2000: Ant 1.1 is released as the first official stand-alone product.
• 2003: Ant 1.6 changes library loading around ANT_HOME/lib and ${user.home}/.ant/lib.
• 2024: Apache announces the Ant 1.9.x release series end of life.
• 2026: Apache Ant 1.10.17 is released for Java 8 and higher.

Related projects

• Apache Ivy is an Ant-related dependency management project.
• Apache AntUnit is a test framework for Ant build files.
• Maven and Gradle are later Java build tools that displaced Ant for many new projects but still coexist with it in legacy and bootstrap builds.

ソース

• https://ant.apache.org/faq.html
• https://ant.apache.org/git.html
• https://ant.apache.org/index.html
• https://ant.apache.org/manual/running.html
• source_facts.package-manager