unix: add Darwin support for clonefile syscalls
This commit adds support for three Darwin-specific calls that accelerate
the copying of files:
* clonefile()
* clonefileat()
* fclonefileat()
Fixes golang/go#41366
Change-Id: I7e6c525fc23d8474ea85feff24314d3d672d87ed
Reviewed-on: https://go-review.googlesource.com/c/sys/+/254757
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Tobias Klauser <tobias.klauser@gmail.com>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Trust: Tobias Klauser <tobias.klauser@gmail.com>
diff --git a/unix/syscall_darwin.go b/unix/syscall_darwin.go
index e2a05ee..eddcf3a 100644
--- a/unix/syscall_darwin.go
+++ b/unix/syscall_darwin.go
@@ -401,6 +401,8 @@
//sys Chroot(path string) (err error)
//sys ClockGettime(clockid int32, time *Timespec) (err error)
//sys Close(fd int) (err error)
+//sys Clonefile(src string, dst string, flags int) (err error)
+//sys Clonefileat(srcDirfd int, src string, dstDirfd int, dst string, flags int) (err error)
//sys Dup(fd int) (nfd int, err error)
//sys Dup2(from int, to int) (err error)
//sys Exchangedata(path1 string, path2 string, options int) (err error)
@@ -412,6 +414,7 @@
//sys Fchmodat(dirfd int, path string, mode uint32, flags int) (err error)
//sys Fchown(fd int, uid int, gid int) (err error)
//sys Fchownat(dirfd int, path string, uid int, gid int, flags int) (err error)
+//sys Fclonefileat(srcDirfd int, dstDirfd int, dst string, flags int) (err error)
//sys Flock(fd int, how int) (err error)
//sys Fpathconf(fd int, name int) (val int, err error)
//sys Fsync(fd int) (err error)
diff --git a/unix/syscall_darwin_test.go b/unix/syscall_darwin_test.go
index 65691d5..149992c 100644
--- a/unix/syscall_darwin_test.go
+++ b/unix/syscall_darwin_test.go
@@ -4,6 +4,18 @@
package unix_test
+import (
+ "bytes"
+ "io/ioutil"
+ "os"
+ "path"
+ "testing"
+
+ "golang.org/x/sys/unix"
+)
+
+var testData = []byte("This is a test\n")
+
// stringsFromByteSlice converts a sequence of attributes to a []string.
// On Darwin, each entry is a NULL-terminated string.
func stringsFromByteSlice(buf []byte) []string {
@@ -17,3 +29,152 @@
}
return result
}
+
+func createTestFile(t *testing.T, dir string) (f *os.File, cleanup func() error) {
+ file, err := ioutil.TempFile(dir, "TestClonefile")
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ _, err = file.Write(testData)
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ err = file.Close()
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ return file, func() error {
+ return os.Remove(file.Name())
+ }
+}
+
+func TestClonefile(t *testing.T) {
+ file, cleanup := createTestFile(t, "")
+ defer cleanup()
+
+ clonedName := file.Name() + "-cloned"
+ err := unix.Clonefile(file.Name(), clonedName, 0)
+ if err != nil {
+ t.Fatal(err)
+ }
+ defer os.Remove(clonedName)
+
+ clonedData, err := ioutil.ReadFile(clonedName)
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ if !bytes.Equal(testData, clonedData) {
+ t.Errorf("Clonefile: got %q, expected %q", clonedData, testData)
+ }
+}
+
+func TestClonefileatWithCwd(t *testing.T) {
+ file, cleanup := createTestFile(t, "")
+ defer cleanup()
+
+ clonedName := file.Name() + "-cloned"
+ err := unix.Clonefileat(unix.AT_FDCWD, file.Name(), unix.AT_FDCWD, clonedName, 0)
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ defer os.Remove(clonedName)
+
+ clonedData, err := ioutil.ReadFile(clonedName)
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ if !bytes.Equal(testData, clonedData) {
+ t.Errorf("Clonefileat: got %q, expected %q", clonedData, testData)
+ }
+}
+
+func TestClonefileatWithRelativePaths(t *testing.T) {
+ srcDir, err := ioutil.TempDir("", "src")
+ if err != nil {
+ t.Fatal(err)
+ }
+ defer os.RemoveAll(srcDir)
+
+ dstDir, err := ioutil.TempDir("", "dest")
+ if err != nil {
+ t.Fatal(err)
+ }
+ defer os.RemoveAll(dstDir)
+
+ srcFd, err := unix.Open(srcDir, unix.O_RDONLY|unix.O_DIRECTORY, 0)
+ if err != nil {
+ t.Fatal(err)
+ }
+ defer unix.Close(srcFd)
+
+ dstFd, err := unix.Open(dstDir, unix.O_RDONLY|unix.O_DIRECTORY, 0)
+ if err != nil {
+ t.Fatal(err)
+ }
+ defer unix.Close(dstFd)
+
+ srcFile, cleanup := createTestFile(t, srcDir)
+ defer cleanup()
+
+ dstFile, err := ioutil.TempFile(dstDir, "TestClonefileat")
+ if err != nil {
+ t.Fatal(err)
+ }
+ err = os.Remove(dstFile.Name())
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ src := path.Base(srcFile.Name())
+ dst := path.Base(dstFile.Name())
+ err = unix.Clonefileat(srcFd, src, dstFd, dst, 0)
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ clonedData, err := ioutil.ReadFile(dstFile.Name())
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ if !bytes.Equal(testData, clonedData) {
+ t.Errorf("Clonefileat: got %q, expected %q", clonedData, testData)
+ }
+}
+
+func TestFclonefileat(t *testing.T) {
+ file, cleanup := createTestFile(t, "")
+ defer cleanup()
+
+ fd, err := unix.Open(file.Name(), unix.O_RDONLY, 0)
+ if err != nil {
+ t.Fatal(err)
+ }
+ defer unix.Close(fd)
+
+ dstFile, err := ioutil.TempFile("", "TestFclonefileat")
+ if err != nil {
+ t.Fatal(err)
+ }
+ os.Remove(dstFile.Name())
+
+ err = unix.Fclonefileat(fd, unix.AT_FDCWD, dstFile.Name(), 0)
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ clonedData, err := ioutil.ReadFile(dstFile.Name())
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ if !bytes.Equal(testData, clonedData) {
+ t.Errorf("Fclonefileat: got %q, expected %q", clonedData, testData)
+ }
+}
diff --git a/unix/zsyscall_darwin_386.go b/unix/zsyscall_darwin_386.go
index e2ffb3b..3976147 100644
--- a/unix/zsyscall_darwin_386.go
+++ b/unix/zsyscall_darwin_386.go
@@ -958,6 +958,56 @@
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+func Clonefile(src string, dst string, flags int) (err error) {
+ var _p0 *byte
+ _p0, err = BytePtrFromString(src)
+ if err != nil {
+ return
+ }
+ var _p1 *byte
+ _p1, err = BytePtrFromString(dst)
+ if err != nil {
+ return
+ }
+ _, _, e1 := syscall_syscall(funcPC(libc_clonefile_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(flags))
+ if e1 != 0 {
+ err = errnoErr(e1)
+ }
+ return
+}
+
+func libc_clonefile_trampoline()
+
+//go:linkname libc_clonefile libc_clonefile
+//go:cgo_import_dynamic libc_clonefile clonefile "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Clonefileat(srcDirfd int, src string, dstDirfd int, dst string, flags int) (err error) {
+ var _p0 *byte
+ _p0, err = BytePtrFromString(src)
+ if err != nil {
+ return
+ }
+ var _p1 *byte
+ _p1, err = BytePtrFromString(dst)
+ if err != nil {
+ return
+ }
+ _, _, e1 := syscall_syscall6(funcPC(libc_clonefileat_trampoline), uintptr(srcDirfd), uintptr(unsafe.Pointer(_p0)), uintptr(dstDirfd), uintptr(unsafe.Pointer(_p1)), uintptr(flags), 0)
+ if e1 != 0 {
+ err = errnoErr(e1)
+ }
+ return
+}
+
+func libc_clonefileat_trampoline()
+
+//go:linkname libc_clonefileat libc_clonefileat
+//go:cgo_import_dynamic libc_clonefileat clonefileat "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
func Dup(fd int) (nfd int, err error) {
r0, _, e1 := syscall_syscall(funcPC(libc_dup_trampoline), uintptr(fd), 0, 0)
nfd = int(r0)
@@ -1146,6 +1196,26 @@
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+func Fclonefileat(srcDirfd int, dstDirfd int, dst string, flags int) (err error) {
+ var _p0 *byte
+ _p0, err = BytePtrFromString(dst)
+ if err != nil {
+ return
+ }
+ _, _, e1 := syscall_syscall6(funcPC(libc_fclonefileat_trampoline), uintptr(srcDirfd), uintptr(dstDirfd), uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0, 0)
+ if e1 != 0 {
+ err = errnoErr(e1)
+ }
+ return
+}
+
+func libc_fclonefileat_trampoline()
+
+//go:linkname libc_fclonefileat libc_fclonefileat
+//go:cgo_import_dynamic libc_fclonefileat fclonefileat "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
func Flock(fd int, how int) (err error) {
_, _, e1 := syscall_syscall(funcPC(libc_flock_trampoline), uintptr(fd), uintptr(how), 0)
if e1 != 0 {
diff --git a/unix/zsyscall_darwin_386.s b/unix/zsyscall_darwin_386.s
index 6836a41..961058d 100644
--- a/unix/zsyscall_darwin_386.s
+++ b/unix/zsyscall_darwin_386.s
@@ -110,6 +110,10 @@
JMP libc_clock_gettime(SB)
TEXT ·libc_close_trampoline(SB),NOSPLIT,$0-0
JMP libc_close(SB)
+TEXT ·libc_clonefile_trampoline(SB),NOSPLIT,$0-0
+ JMP libc_clonefile(SB)
+TEXT ·libc_clonefileat_trampoline(SB),NOSPLIT,$0-0
+ JMP libc_clonefileat(SB)
TEXT ·libc_dup_trampoline(SB),NOSPLIT,$0-0
JMP libc_dup(SB)
TEXT ·libc_dup2_trampoline(SB),NOSPLIT,$0-0
@@ -132,6 +136,8 @@
JMP libc_fchown(SB)
TEXT ·libc_fchownat_trampoline(SB),NOSPLIT,$0-0
JMP libc_fchownat(SB)
+TEXT ·libc_fclonefileat_trampoline(SB),NOSPLIT,$0-0
+ JMP libc_fclonefileat(SB)
TEXT ·libc_flock_trampoline(SB),NOSPLIT,$0-0
JMP libc_flock(SB)
TEXT ·libc_fpathconf_trampoline(SB),NOSPLIT,$0-0
@@ -164,6 +170,8 @@
JMP libc_getrusage(SB)
TEXT ·libc_getsid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getsid(SB)
+TEXT ·libc_gettimeofday_trampoline(SB),NOSPLIT,$0-0
+ JMP libc_gettimeofday(SB)
TEXT ·libc_getuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getuid(SB)
TEXT ·libc_issetugid_trampoline(SB),NOSPLIT,$0-0
@@ -266,8 +274,6 @@
JMP libc_munmap(SB)
TEXT ·libc_ptrace_trampoline(SB),NOSPLIT,$0-0
JMP libc_ptrace(SB)
-TEXT ·libc_gettimeofday_trampoline(SB),NOSPLIT,$0-0
- JMP libc_gettimeofday(SB)
TEXT ·libc_fstat64_trampoline(SB),NOSPLIT,$0-0
JMP libc_fstat64(SB)
TEXT ·libc_fstatat64_trampoline(SB),NOSPLIT,$0-0
diff --git a/unix/zsyscall_darwin_amd64.go b/unix/zsyscall_darwin_amd64.go
index c67e336..e253f43 100644
--- a/unix/zsyscall_darwin_amd64.go
+++ b/unix/zsyscall_darwin_amd64.go
@@ -958,6 +958,56 @@
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+func Clonefile(src string, dst string, flags int) (err error) {
+ var _p0 *byte
+ _p0, err = BytePtrFromString(src)
+ if err != nil {
+ return
+ }
+ var _p1 *byte
+ _p1, err = BytePtrFromString(dst)
+ if err != nil {
+ return
+ }
+ _, _, e1 := syscall_syscall(funcPC(libc_clonefile_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(flags))
+ if e1 != 0 {
+ err = errnoErr(e1)
+ }
+ return
+}
+
+func libc_clonefile_trampoline()
+
+//go:linkname libc_clonefile libc_clonefile
+//go:cgo_import_dynamic libc_clonefile clonefile "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Clonefileat(srcDirfd int, src string, dstDirfd int, dst string, flags int) (err error) {
+ var _p0 *byte
+ _p0, err = BytePtrFromString(src)
+ if err != nil {
+ return
+ }
+ var _p1 *byte
+ _p1, err = BytePtrFromString(dst)
+ if err != nil {
+ return
+ }
+ _, _, e1 := syscall_syscall6(funcPC(libc_clonefileat_trampoline), uintptr(srcDirfd), uintptr(unsafe.Pointer(_p0)), uintptr(dstDirfd), uintptr(unsafe.Pointer(_p1)), uintptr(flags), 0)
+ if e1 != 0 {
+ err = errnoErr(e1)
+ }
+ return
+}
+
+func libc_clonefileat_trampoline()
+
+//go:linkname libc_clonefileat libc_clonefileat
+//go:cgo_import_dynamic libc_clonefileat clonefileat "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
func Dup(fd int) (nfd int, err error) {
r0, _, e1 := syscall_syscall(funcPC(libc_dup_trampoline), uintptr(fd), 0, 0)
nfd = int(r0)
@@ -1146,6 +1196,26 @@
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+func Fclonefileat(srcDirfd int, dstDirfd int, dst string, flags int) (err error) {
+ var _p0 *byte
+ _p0, err = BytePtrFromString(dst)
+ if err != nil {
+ return
+ }
+ _, _, e1 := syscall_syscall6(funcPC(libc_fclonefileat_trampoline), uintptr(srcDirfd), uintptr(dstDirfd), uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0, 0)
+ if e1 != 0 {
+ err = errnoErr(e1)
+ }
+ return
+}
+
+func libc_fclonefileat_trampoline()
+
+//go:linkname libc_fclonefileat libc_fclonefileat
+//go:cgo_import_dynamic libc_fclonefileat fclonefileat "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
func Flock(fd int, how int) (err error) {
_, _, e1 := syscall_syscall(funcPC(libc_flock_trampoline), uintptr(fd), uintptr(how), 0)
if e1 != 0 {
diff --git a/unix/zsyscall_darwin_amd64.s b/unix/zsyscall_darwin_amd64.s
index a3fdf09..b8be24c 100644
--- a/unix/zsyscall_darwin_amd64.s
+++ b/unix/zsyscall_darwin_amd64.s
@@ -110,6 +110,10 @@
JMP libc_clock_gettime(SB)
TEXT ·libc_close_trampoline(SB),NOSPLIT,$0-0
JMP libc_close(SB)
+TEXT ·libc_clonefile_trampoline(SB),NOSPLIT,$0-0
+ JMP libc_clonefile(SB)
+TEXT ·libc_clonefileat_trampoline(SB),NOSPLIT,$0-0
+ JMP libc_clonefileat(SB)
TEXT ·libc_dup_trampoline(SB),NOSPLIT,$0-0
JMP libc_dup(SB)
TEXT ·libc_dup2_trampoline(SB),NOSPLIT,$0-0
@@ -132,6 +136,8 @@
JMP libc_fchown(SB)
TEXT ·libc_fchownat_trampoline(SB),NOSPLIT,$0-0
JMP libc_fchownat(SB)
+TEXT ·libc_fclonefileat_trampoline(SB),NOSPLIT,$0-0
+ JMP libc_fclonefileat(SB)
TEXT ·libc_flock_trampoline(SB),NOSPLIT,$0-0
JMP libc_flock(SB)
TEXT ·libc_fpathconf_trampoline(SB),NOSPLIT,$0-0
@@ -164,6 +170,8 @@
JMP libc_getrusage(SB)
TEXT ·libc_getsid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getsid(SB)
+TEXT ·libc_gettimeofday_trampoline(SB),NOSPLIT,$0-0
+ JMP libc_gettimeofday(SB)
TEXT ·libc_getuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getuid(SB)
TEXT ·libc_issetugid_trampoline(SB),NOSPLIT,$0-0
@@ -266,8 +274,6 @@
JMP libc_munmap(SB)
TEXT ·libc_ptrace_trampoline(SB),NOSPLIT,$0-0
JMP libc_ptrace(SB)
-TEXT ·libc_gettimeofday_trampoline(SB),NOSPLIT,$0-0
- JMP libc_gettimeofday(SB)
TEXT ·libc_fstat64_trampoline(SB),NOSPLIT,$0-0
JMP libc_fstat64(SB)
TEXT ·libc_fstatat64_trampoline(SB),NOSPLIT,$0-0
diff --git a/unix/zsyscall_darwin_arm.go b/unix/zsyscall_darwin_arm.go
index b759757..be2e283 100644
--- a/unix/zsyscall_darwin_arm.go
+++ b/unix/zsyscall_darwin_arm.go
@@ -958,6 +958,56 @@
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+func Clonefile(src string, dst string, flags int) (err error) {
+ var _p0 *byte
+ _p0, err = BytePtrFromString(src)
+ if err != nil {
+ return
+ }
+ var _p1 *byte
+ _p1, err = BytePtrFromString(dst)
+ if err != nil {
+ return
+ }
+ _, _, e1 := syscall_syscall(funcPC(libc_clonefile_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(flags))
+ if e1 != 0 {
+ err = errnoErr(e1)
+ }
+ return
+}
+
+func libc_clonefile_trampoline()
+
+//go:linkname libc_clonefile libc_clonefile
+//go:cgo_import_dynamic libc_clonefile clonefile "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Clonefileat(srcDirfd int, src string, dstDirfd int, dst string, flags int) (err error) {
+ var _p0 *byte
+ _p0, err = BytePtrFromString(src)
+ if err != nil {
+ return
+ }
+ var _p1 *byte
+ _p1, err = BytePtrFromString(dst)
+ if err != nil {
+ return
+ }
+ _, _, e1 := syscall_syscall6(funcPC(libc_clonefileat_trampoline), uintptr(srcDirfd), uintptr(unsafe.Pointer(_p0)), uintptr(dstDirfd), uintptr(unsafe.Pointer(_p1)), uintptr(flags), 0)
+ if e1 != 0 {
+ err = errnoErr(e1)
+ }
+ return
+}
+
+func libc_clonefileat_trampoline()
+
+//go:linkname libc_clonefileat libc_clonefileat
+//go:cgo_import_dynamic libc_clonefileat clonefileat "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
func Dup(fd int) (nfd int, err error) {
r0, _, e1 := syscall_syscall(funcPC(libc_dup_trampoline), uintptr(fd), 0, 0)
nfd = int(r0)
@@ -1146,6 +1196,26 @@
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+func Fclonefileat(srcDirfd int, dstDirfd int, dst string, flags int) (err error) {
+ var _p0 *byte
+ _p0, err = BytePtrFromString(dst)
+ if err != nil {
+ return
+ }
+ _, _, e1 := syscall_syscall6(funcPC(libc_fclonefileat_trampoline), uintptr(srcDirfd), uintptr(dstDirfd), uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0, 0)
+ if e1 != 0 {
+ err = errnoErr(e1)
+ }
+ return
+}
+
+func libc_fclonefileat_trampoline()
+
+//go:linkname libc_fclonefileat libc_fclonefileat
+//go:cgo_import_dynamic libc_fclonefileat fclonefileat "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
func Flock(fd int, how int) (err error) {
_, _, e1 := syscall_syscall(funcPC(libc_flock_trampoline), uintptr(fd), uintptr(how), 0)
if e1 != 0 {
diff --git a/unix/zsyscall_darwin_arm.s b/unix/zsyscall_darwin_arm.s
index b67f518..403c21f 100644
--- a/unix/zsyscall_darwin_arm.s
+++ b/unix/zsyscall_darwin_arm.s
@@ -110,6 +110,10 @@
JMP libc_clock_gettime(SB)
TEXT ·libc_close_trampoline(SB),NOSPLIT,$0-0
JMP libc_close(SB)
+TEXT ·libc_clonefile_trampoline(SB),NOSPLIT,$0-0
+ JMP libc_clonefile(SB)
+TEXT ·libc_clonefileat_trampoline(SB),NOSPLIT,$0-0
+ JMP libc_clonefileat(SB)
TEXT ·libc_dup_trampoline(SB),NOSPLIT,$0-0
JMP libc_dup(SB)
TEXT ·libc_dup2_trampoline(SB),NOSPLIT,$0-0
@@ -132,6 +136,8 @@
JMP libc_fchown(SB)
TEXT ·libc_fchownat_trampoline(SB),NOSPLIT,$0-0
JMP libc_fchownat(SB)
+TEXT ·libc_fclonefileat_trampoline(SB),NOSPLIT,$0-0
+ JMP libc_fclonefileat(SB)
TEXT ·libc_flock_trampoline(SB),NOSPLIT,$0-0
JMP libc_flock(SB)
TEXT ·libc_fpathconf_trampoline(SB),NOSPLIT,$0-0
@@ -164,6 +170,8 @@
JMP libc_getrusage(SB)
TEXT ·libc_getsid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getsid(SB)
+TEXT ·libc_gettimeofday_trampoline(SB),NOSPLIT,$0-0
+ JMP libc_gettimeofday(SB)
TEXT ·libc_getuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getuid(SB)
TEXT ·libc_issetugid_trampoline(SB),NOSPLIT,$0-0
@@ -264,8 +272,6 @@
JMP libc_mmap(SB)
TEXT ·libc_munmap_trampoline(SB),NOSPLIT,$0-0
JMP libc_munmap(SB)
-TEXT ·libc_gettimeofday_trampoline(SB),NOSPLIT,$0-0
- JMP libc_gettimeofday(SB)
TEXT ·libc_fstat_trampoline(SB),NOSPLIT,$0-0
JMP libc_fstat(SB)
TEXT ·libc_fstatat_trampoline(SB),NOSPLIT,$0-0
diff --git a/unix/zsyscall_darwin_arm64.go b/unix/zsyscall_darwin_arm64.go
index b288612..34976a4 100644
--- a/unix/zsyscall_darwin_arm64.go
+++ b/unix/zsyscall_darwin_arm64.go
@@ -958,6 +958,56 @@
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+func Clonefile(src string, dst string, flags int) (err error) {
+ var _p0 *byte
+ _p0, err = BytePtrFromString(src)
+ if err != nil {
+ return
+ }
+ var _p1 *byte
+ _p1, err = BytePtrFromString(dst)
+ if err != nil {
+ return
+ }
+ _, _, e1 := syscall_syscall(funcPC(libc_clonefile_trampoline), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(flags))
+ if e1 != 0 {
+ err = errnoErr(e1)
+ }
+ return
+}
+
+func libc_clonefile_trampoline()
+
+//go:linkname libc_clonefile libc_clonefile
+//go:cgo_import_dynamic libc_clonefile clonefile "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func Clonefileat(srcDirfd int, src string, dstDirfd int, dst string, flags int) (err error) {
+ var _p0 *byte
+ _p0, err = BytePtrFromString(src)
+ if err != nil {
+ return
+ }
+ var _p1 *byte
+ _p1, err = BytePtrFromString(dst)
+ if err != nil {
+ return
+ }
+ _, _, e1 := syscall_syscall6(funcPC(libc_clonefileat_trampoline), uintptr(srcDirfd), uintptr(unsafe.Pointer(_p0)), uintptr(dstDirfd), uintptr(unsafe.Pointer(_p1)), uintptr(flags), 0)
+ if e1 != 0 {
+ err = errnoErr(e1)
+ }
+ return
+}
+
+func libc_clonefileat_trampoline()
+
+//go:linkname libc_clonefileat libc_clonefileat
+//go:cgo_import_dynamic libc_clonefileat clonefileat "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
func Dup(fd int) (nfd int, err error) {
r0, _, e1 := syscall_syscall(funcPC(libc_dup_trampoline), uintptr(fd), 0, 0)
nfd = int(r0)
@@ -1146,6 +1196,26 @@
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+func Fclonefileat(srcDirfd int, dstDirfd int, dst string, flags int) (err error) {
+ var _p0 *byte
+ _p0, err = BytePtrFromString(dst)
+ if err != nil {
+ return
+ }
+ _, _, e1 := syscall_syscall6(funcPC(libc_fclonefileat_trampoline), uintptr(srcDirfd), uintptr(dstDirfd), uintptr(unsafe.Pointer(_p0)), uintptr(flags), 0, 0)
+ if e1 != 0 {
+ err = errnoErr(e1)
+ }
+ return
+}
+
+func libc_fclonefileat_trampoline()
+
+//go:linkname libc_fclonefileat libc_fclonefileat
+//go:cgo_import_dynamic libc_fclonefileat fclonefileat "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
func Flock(fd int, how int) (err error) {
_, _, e1 := syscall_syscall(funcPC(libc_flock_trampoline), uintptr(fd), uintptr(how), 0)
if e1 != 0 {
diff --git a/unix/zsyscall_darwin_arm64.s b/unix/zsyscall_darwin_arm64.s
index 40cce1b..abe7b6e 100644
--- a/unix/zsyscall_darwin_arm64.s
+++ b/unix/zsyscall_darwin_arm64.s
@@ -110,6 +110,10 @@
JMP libc_clock_gettime(SB)
TEXT ·libc_close_trampoline(SB),NOSPLIT,$0-0
JMP libc_close(SB)
+TEXT ·libc_clonefile_trampoline(SB),NOSPLIT,$0-0
+ JMP libc_clonefile(SB)
+TEXT ·libc_clonefileat_trampoline(SB),NOSPLIT,$0-0
+ JMP libc_clonefileat(SB)
TEXT ·libc_dup_trampoline(SB),NOSPLIT,$0-0
JMP libc_dup(SB)
TEXT ·libc_dup2_trampoline(SB),NOSPLIT,$0-0
@@ -132,6 +136,8 @@
JMP libc_fchown(SB)
TEXT ·libc_fchownat_trampoline(SB),NOSPLIT,$0-0
JMP libc_fchownat(SB)
+TEXT ·libc_fclonefileat_trampoline(SB),NOSPLIT,$0-0
+ JMP libc_fclonefileat(SB)
TEXT ·libc_flock_trampoline(SB),NOSPLIT,$0-0
JMP libc_flock(SB)
TEXT ·libc_fpathconf_trampoline(SB),NOSPLIT,$0-0
@@ -164,6 +170,8 @@
JMP libc_getrusage(SB)
TEXT ·libc_getsid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getsid(SB)
+TEXT ·libc_gettimeofday_trampoline(SB),NOSPLIT,$0-0
+ JMP libc_gettimeofday(SB)
TEXT ·libc_getuid_trampoline(SB),NOSPLIT,$0-0
JMP libc_getuid(SB)
TEXT ·libc_issetugid_trampoline(SB),NOSPLIT,$0-0
@@ -264,8 +272,6 @@
JMP libc_mmap(SB)
TEXT ·libc_munmap_trampoline(SB),NOSPLIT,$0-0
JMP libc_munmap(SB)
-TEXT ·libc_gettimeofday_trampoline(SB),NOSPLIT,$0-0
- JMP libc_gettimeofday(SB)
TEXT ·libc_fstat_trampoline(SB),NOSPLIT,$0-0
JMP libc_fstat(SB)
TEXT ·libc_fstatat_trampoline(SB),NOSPLIT,$0-0
