SYS_UMASK                = 60  // { mode_t|sys||umask(mode_t newmask); }
	SYS_CHROOT               = 61  // { int|sys||chroot(const char *path); }
	SYS_VFORK                = 66  // { int|sys||vfork(void); }
	SYS_SBRK                 = 69  // { int|sys||sbrk(intptr_t incr); }
	SYS_SSTK                 = 70  // { int|sys||sstk(int incr); }
	SYS_VADVISE              = 72  // { int|sys||ovadvise(int anom); }

	SYS_UMASK                = 60  // { mode_t|sys||umask(mode_t newmask); }
	SYS_CHROOT               = 61  // { int|sys||chroot(const char *path); }
	SYS_VFORK                = 66  // { int|sys||vfork(void); }
	SYS_SBRK                 = 69  // { int|sys||sbrk(intptr_t incr); }
	SYS_SSTK                 = 70  // { int|sys||sstk(int incr); }
	SYS_VADVISE              = 72  // { int|sys||ovadvise(int anom); }

	SYS_UMASK                = 60  // { mode_t|sys||umask(mode_t newmask); }
	SYS_CHROOT               = 61  // { int|sys||chroot(const char *path); }
	SYS_VFORK                = 66  // { int|sys||vfork(void); }
	SYS_SBRK                 = 69  // { int|sys||sbrk(intptr_t incr); }
	SYS_SSTK                 = 70  // { int|sys||sstk(int incr); }
	SYS_VADVISE              = 72  // { int|sys||ovadvise(int anom); }

	SYS_UMASK                = 60  // { mode_t|sys||umask(mode_t newmask); }
	SYS_CHROOT               = 61  // { int|sys||chroot(const char *path); }
	SYS_VFORK                = 66  // { int|sys||vfork(void); }
	SYS_SBRK                 = 69  // { int|sys||sbrk(intptr_t incr); }
	SYS_SSTK                 = 70  // { int|sys||sstk(int incr); }
	SYS_VADVISE              = 72  // { int|sys||ovadvise(int anom); }

		os.Exit(0)
	}

	testenv.MustHaveExec(t)
	// This test cannot be run in parallel due to the same race as for TestEPIPE.
	// (We expect a write to a closed pipe can fail, but a concurrent fork of a
	// child process can cause the pipe to unexpectedly remain open.)

	r, w, err := os.Pipe()
	if err != nil {
		t.Fatal(err)
	}
	if err := r.Close(); err != nil {
		t.Fatal(err)
	}

}

// signalDuringFork is called if we receive a signal while doing a fork.
// We do not want signals at that time, as a signal sent to the process
// group may be delivered to the child process, causing confusion.
// This should never be called, because we block signals across the fork;
// this function is just a safety check. See issue 18600 for background.
func signalDuringFork(sig uint32) {

        """
        [buildFile, annotationProjectDir.file("build.gradle"), processorProjectDir.file("build.gradle")].each { buildFile ->
            buildFile << """
                compileJava {
                    options.fork = ${mode != IN_PROCESS}
                    ${mode == COMMAND_LINE ? "options.forkOptions.executable = '${TextUtil.escapeString(AvailableJavaHomes.getJdk(JavaVersion.current()).javacExecutable)}'" : ''}
                }

}

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

        assertToolchainUsages(events1, jdkMetadata1, "JavaLauncher")
        assertToolchainUsages(events2, jdkMetadata2, "JavaLauncher")
    }

    def "emits toolchain usages for compilation that configures #option via fork options"() {
        JvmInstallationMetadata curJdk = AvailableJavaHomes.getJvmInstallationMetadata(Jvm.current())

* [git](https://git-scm.com/) and a [GitHub account](https://github.com/join).

Gradle uses pull requests for contributions. Fork [gradle/gradle](https://github.com/gradle/gradle) and clone your fork. Configure your Git username and email with:

    git config user.name 'First Last'
    git config user.email ******@****.***

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