const (
		PR_CAP_AMBIENT       = 0x2f
		PR_CAP_AMBIENT_RAISE = 0x2
	)

	// vfork requires that the child not touch any of the parent's
	// active stack frames. Hence, the child does all post-fork
	// processing in this stack frame and never returns, while the
	// parent returns immediately from this frame and does all
	// post-fork processing in the outer frame.
	//
	// Declare all variables at top in case any

        javaCompile.destinationDirectory.fileValue(new File('somewhere'))
        def invalidExecutable = temporaryFolder.file("invalidExecutable")

        when:
        javaCompile.options.fork = true
        javaCompile.options.forkOptions.executable = invalidExecutable
        javaCompile.createSpec()

        then:
        def e = thrown(AbstractProperty.PropertyQueryException)

//
//go:nowritebarrier
func newosproc(mp *m) {
	if false {
		print("newosproc mp=", mp, " ostk=", &mp, "\n")
	}
	pid := rfork(_RFPROC | _RFMEM | _RFNOWAIT)
	if pid < 0 {
		throw("newosproc: rfork failed")
	}
	if pid == 0 {
		tstart_plan9(mp)
	}
}

func exitThread(wait *atomic.Uint32) {
	// We should never reach exitThread on Plan 9 because we let

            compileJava {
                options.fork = true
                options.forkOptions.executable = "${TextUtil.normaliseFileSeparators(jdk.javacExecutable.absolutePath)}"
            }
        """
    }

    private TestFile configureForkOptionsJavaHome(Jvm jdk) {
        buildFile << """
            compileJava {
                options.fork = true

                <version>2.23.0</version>
              </path>
            </annotationProcessorPaths>
            <!-- Fork:

                 - for JDK8 because we use a javac9 bootclasspath

                 - for JDK9+ because we need args like add-exports
                 -->
            <fork>true</fork>
          </configuration>
        </plugin>
        <plugin>
          <artifactId>maven-jar-plugin</artifactId>

                <version>2.23.0</version>
              </path>
            </annotationProcessorPaths>
            <!-- Fork:

                 - for JDK8 because we use a javac9 bootclasspath

                 - for JDK9+ because we need args like add-exports
                 -->
            <fork>true</fork>
          </configuration>
        </plugin>
        <plugin>
          <artifactId>maven-jar-plugin</artifactId>

        buildFile << """
            apply plugin: 'java'
            ${mavenCentralRepository()}
            dependencies { ${testImplementationConfiguration} 'junit:junit:4.13' }
            compileTestJava.options.fork = true  // forked as 'Gradle Test Executor 1'
        """

        file("src/test/java/MyTest.java") << """
            package example;
            public class MyTest {

            }
        }
    }
}

fun configureCompileTask(options: CompileOptions) {
    options.release = 8
    options.encoding = "utf-8"
    options.isIncremental = true
    options.isFork = true
    options.forkOptions.jvmArgs?.add("-XX:+HeapDumpOnOutOfMemoryError")
    options.forkOptions.memoryMaximumSize = "1g"
    options.compilerArgs.addAll(mutableListOf("-Xlint:-options", "-Xlint:-path"))
}

		// that delegated go command may think that it is itself a telemetry
		// child.
		//
		// On the other hand, if telemetryChildVar were simply unset, then the
		// delegated go commands would fork themselves recursively. Short-circuit
		// this recursion.
		os.Setenv(telemetryChildVar, "2")
		upload := os.Getenv(telemetryUploadVar) == "1"
		child(reportCrashes, upload, config.UploadStartTime, config.UploadURL)

}

packageCycles {
    excludePatterns.add("org/gradle/**")
}

tasks.test {
    setForkEvery(200)
}

tasks.compileTestGroovy {
    groovyOptions.fork("memoryInitialSize" to "128M", "memoryMaximumSize" to "1G")
}

tasks.isolatedProjectsIntegTest {
    enabled = true
}

integTest.usesJavadocCodeSnippets = true