gistfile1.txt

{
    "cmd": ["ant", "-f", "build.xml"],
    "file_regex": "^ *\\[javac\\] (.+):([0-9]+):() (.*)$",
    "working_dir": "${project_path:${folder}}/.ant",
    "selector": "source.java",

    "windows":
    {
        "cmd": ["ant.bat"]
    }
}