Android/Gradle/app/brltty-config.gradle

brltty.config.revisionIdentifier = [
  brltty.native.rootDirectory + File.separator + "getrevid",
  "-m", "+",
  brltty.native.rootDirectory
].execute().text.trim()

brltty.config.versionCode = [
  brltty.native.rootDirectory + File.separator + "getrevid",
  "-r", brltty.config.revisionIdentifier, "-i",
  brltty.native.rootDirectory
].execute().text.trim()

brltty.config.versionName = brltty.config.revisionIdentifier.replaceAll(/^.*?-(\d)/, /$1/).replaceAll(/-g.*$/, "")
brltty.config.sourceRevision = brltty.config.revisionIdentifier.replaceAll(/^.*-g(.*)$/, /git:$1/)

brltty.config.buildTime = Instant.now().toString()
                                 .replace('T', '@')
                                 .replaceAll(/:\d{2}\..*/, " UTC")

android {
  defaultConfig {
    brltty.config.propertyNames().each { name ->
      resValue "string", "appConfig_${name}", brltty.config[name]
    }
  }
}