/*
 * Written by Doug Lea with assistance from members of JCP JSR-166
 * Expert Group and released to the public domain, as explained at
 * http://creativecommons.org/publicdomain/zero/1.0/
 */

/*
 * Source:
 * http://gee.cs.oswego.edu/cgi-bin/viewcvs.cgi/jsr166/src/jsr166e/LongAdder.java?revision=1.17
 */

package com.google.common.cache;

import com.google.common.annotations.GwtCompatible;
import java.io.IOException;

//sysnb	Getegid() (egid int)
//sysnb	Geteuid() (euid int)
//sysnb	Getgid() (gid int)
//sysnb	Getrlimit(resource int, rlim *Rlimit) (err error) = SYS_UGETRLIMIT
//sysnb	Getuid() (uid int)
//sys	Ioperm(from int, num int, on int) (err error)
//sys	Iopl(level int) (err error)
//sys	Lchown(path string, uid int, gid int) (err error)
//sys	Listen(s int, n int) (err error)
//sys	Lstat(path string, stat *Stat_t) (err error)

	{"lint:ignore", true},
	{"lint:1234", true},
	{"1234:lint", true},
	{"go: inline", false},
	{"go:", false},
	{"go:*", false},
	{"go:x*", true},
	{"export foo", true},
	{"extern foo", true},
	{"expert foo", false},
}

func TestIsDirective(t *testing.T) {
	for _, tt := range isDirectiveTests {
		if ok := isDirective(tt.in); ok != tt.ok {
			t.Errorf("isDirective(%q) = %v, want %v", tt.in, ok, tt.ok)
		}
	}

	XXLOR	VS31, VS31, V17
	VADDUWM	V16, V6, V6
	VADDUWM	V17, V7, V7

	CMPU	INP, END
	BLT	loop

	LVX	(TBL)(R_x000), V8
	VPERM	V0, V1, KI, V0
	LVX	(TBL)(R_x010), V9
	VPERM	V4, V5, KI, V4
	VPERM	V0, V2, V8, V0
	VPERM	V4, V6, V8, V4
	VPERM	V0, V3, V9, V0
	VPERM	V4, V7, V9, V4
	STXVD2X	V0, (CTX+R_x000)
	STXVD2X	V4, (CTX+R_x010)

end:

// along with any necessary parents, and returns nil,
// or else returns an error.
// The permission bits perm (before umask) are used for all
// directories that MkdirAll creates.
// If path is already a directory, MkdirAll does nothing
// and returns nil.
func MkdirAll(path string, perm FileMode) error {
	// Fast path: if we can tell whether path is a directory or file, stop with success or error.
	dir, err := Stat(path)

		// the specific bits we need.
		err := os.Chmod(dir, perm)
		if err != nil {
			return err
		}

		fileinfo, err = os.Lstat(dir)
		if err != nil {
			return err
		}

		if fileinfo.Mode().Perm() != perm.Perm() {
			klog.Errorf("Expected directory %q permissions to be: %s; got: %s", dir, perm.Perm(), fileinfo.Mode().Perm())
		}
	}

	return nil
}

		}
	}
}

func TestPerm(t *testing.T) {
	Seed(5)
	rand.Seed(5)
	for i := 1; i < 20; i++ {
		actual := Perm(i)
		expected := rand.Perm(i)
		for j := 0; j < i; j++ {
			if actual[j] != expected[j] {
				t.Errorf("Perm call result is unexpected")
			}
		}
	}
}

func TestIntnRange(t *testing.T) {
	// 0 is invalid.

	// Third round
	VPERM T1, T0, SEL1, RED2    // d1 d0 d1 d0
	VPERM ZER, RED2, SEL2, RED1 // 0  d1 d0  0
	VSQ   RED1, RED2, RED2      // Guaranteed not to underflow

	VSLDB $8, T1, T0, T0
	VSLDB $8, T2, T1, T1

	VACCQ  T0, RED1, CAR1
	VAQ    T0, RED1, T0
	VACCCQ T1, RED2, CAR1, CAR2
	VACQ   T1, RED2, CAR1, T1
	VAQ    T2, CAR2, T2

	// Last round
	VPERM T1, T0, SEL1, RED2    // d1 d0 d1 d0

	errLockViolation syscall.Errno = 0x21
)

// lockedOpenFile is an internal function.
func lockedOpenFile(path string, flag int, perm os.FileMode, lockType uint32) (*LockedFile, error) {
	f, err := Open(path, flag, perm)
	if err != nil {
		return nil, err
	}

	if err = lockFile(syscall.Handle(f.Fd()), lockType); err != nil {
		f.Close()
		return nil, err
	}

	XXGENPCVHM V2, $2, VS3                  // f062172a
	XXGENPCVWM V2, $2, VS3                  // f0621768
	XXMFACC A1                              // 7c800162
	XXMTACC A1                              // 7c810162
	XXPERMX VS1, VS34, VS2, $2, VS3         // 0500000288611082
	XXSETACCZ A1                            // 7c830162
	XXSPLTI32DX $1, $1234, VS3              // 05000000806204d2
	XXSPLTIDP $12345678, VS4                // 050000bc8084614e