unix: remove raw syscall from Getfsstat

Use libc version instead.

Update golang/go#17490

Change-Id: Ibcedccb9715961904d12fc85f69a7139b6c26658
Reviewed-on: https://go-review.googlesource.com/c/154660
Reviewed-by: Ian Lance Taylor <iant@golang.org>

unix/darwin_test.go

@@ -206,4 +206,5 @@ var darwinTests = [...]darwinTest{
 	{"mmap", libc_mmap_trampoline},
 	{"munmap", libc_munmap_trampoline},
 	{"gettimeofday", libc_gettimeofday_trampoline},
+	{"getfsstat64", libc_getfsstat64_trampoline},
 }

unix/syscall_darwin.go

@@ -168,12 +168,7 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 		_p0 = unsafe.Pointer(&buf[0])
 		bufsize = unsafe.Sizeof(Statfs_t{}) * uintptr(len(buf))
 	}
-	r0, _, e1 := Syscall(SYS_GETFSSTAT64, uintptr(_p0), bufsize, uintptr(flags))
-	n = int(r0)
-	if e1 != 0 {
-		err = e1
-	}
-	return
+	return getfsstat(_p0, bufsize, flags)
 }
 
 func xattrPointer(dest []byte) *byte {

unix/syscall_darwin_386.go

@@ -71,6 +71,7 @@ const SYS___SYSCTL = SYS_SYSCTL
 //sys	Fstatat(fd int, path string, stat *Stat_t, flags int) (err error) = SYS_FSTATAT64
 //sys	Fstatfs(fd int, stat *Statfs_t) (err error) = SYS_FSTATFS64
 //sys	Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) = SYS_GETDIRENTRIES64
+//sys	getfsstat(buf unsafe.Pointer, size uintptr, flags int) (n int, err error) = SYS_GETFSSTAT64
 //sys	Lstat(path string, stat *Stat_t) (err error) = SYS_LSTAT64
 //sys	Stat(path string, stat *Stat_t) (err error) = SYS_STAT64
 //sys	Statfs(path string, stat *Statfs_t) (err error) = SYS_STATFS64

unix/syscall_darwin_amd64.go

@@ -71,6 +71,7 @@ const SYS___SYSCTL = SYS_SYSCTL
 //sys	Fstatat(fd int, path string, stat *Stat_t, flags int) (err error) = SYS_FSTATAT64
 //sys	Fstatfs(fd int, stat *Statfs_t) (err error) = SYS_FSTATFS64
 //sys	Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) = SYS_GETDIRENTRIES64
+//sys	getfsstat(buf unsafe.Pointer, size uintptr, flags int) (n int, err error) = SYS_GETFSSTAT64
 //sys	Lstat(path string, stat *Stat_t) (err error) = SYS_LSTAT64
 //sys	Stat(path string, stat *Stat_t) (err error) = SYS_STAT64
 //sys	Statfs(path string, stat *Statfs_t) (err error) = SYS_STATFS64

unix/syscall_darwin_arm.go

@@ -68,6 +68,7 @@ const SYS___SYSCTL = SYS_SYSCTL
 //sys	Fstat(fd int, stat *Stat_t) (err error)
 //sys	Fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
 //sys	Fstatfs(fd int, stat *Statfs_t) (err error)
+//sys	getfsstat(buf unsafe.Pointer, size uintptr, flags int) (n int, err error) = SYS_GETFSSTAT
 //sys	Lstat(path string, stat *Stat_t) (err error)
 //sys	Stat(path string, stat *Stat_t) (err error)
 //sys	Statfs(path string, stat *Statfs_t) (err error)

unix/syscall_darwin_arm64.go

@@ -70,6 +70,7 @@ const SYS___SYSCTL = SYS_SYSCTL
 //sys	Fstat(fd int, stat *Stat_t) (err error)
 //sys	Fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
 //sys	Fstatfs(fd int, stat *Statfs_t) (err error)
+//sys	getfsstat(buf unsafe.Pointer, size uintptr, flags int) (n int, err error) = SYS_GETFSSTAT
 //sys	Lstat(path string, stat *Stat_t) (err error)
 //sys	Stat(path string, stat *Stat_t) (err error)
 //sys	Statfs(path string, stat *Statfs_t) (err error)

unix/zsyscall_darwin_386.1_12.go

@@ -2253,6 +2253,21 @@ func libc___getdirentries64_trampoline()
 //go:cgo_import_dynamic libc___getdirentries64 __getdirentries64 "/usr/lib/libSystem.B.dylib"
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func getfsstat(buf unsafe.Pointer, size uintptr, flags int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_getfsstat64_trampoline), uintptr(buf), uintptr(size), uintptr(flags))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getfsstat64_trampoline()
+
+//go:linkname libc_getfsstat64 libc_getfsstat64
+//go:cgo_import_dynamic libc_getfsstat64 getfsstat64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Lstat(path string, stat *Stat_t) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)

unix/zsyscall_darwin_386.go

@@ -1725,6 +1725,17 @@ func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func getfsstat(buf unsafe.Pointer, size uintptr, flags int) (n int, err error) {
+	r0, _, e1 := Syscall(SYS_GETFSSTAT64, uintptr(buf), uintptr(size), uintptr(flags))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Lstat(path string, stat *Stat_t) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)

unix/zsyscall_darwin_386.s

@@ -268,6 +268,8 @@ TEXT ·libc_fstatfs64_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_fstatfs64(SB)
 TEXT ·libc___getdirentries64_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc___getdirentries64(SB)
+TEXT ·libc_getfsstat64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getfsstat64(SB)
 TEXT ·libc_lstat64_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_lstat64(SB)
 TEXT ·libc_stat64_trampoline(SB),NOSPLIT,$0-0

unix/zsyscall_darwin_amd64.1_12.go

@@ -2253,6 +2253,21 @@ func libc___getdirentries64_trampoline()
 //go:cgo_import_dynamic libc___getdirentries64 __getdirentries64 "/usr/lib/libSystem.B.dylib"
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func getfsstat(buf unsafe.Pointer, size uintptr, flags int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_getfsstat64_trampoline), uintptr(buf), uintptr(size), uintptr(flags))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getfsstat64_trampoline()
+
+//go:linkname libc_getfsstat64 libc_getfsstat64
+//go:cgo_import_dynamic libc_getfsstat64 getfsstat64 "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Lstat(path string, stat *Stat_t) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)

unix/zsyscall_darwin_amd64.go

@@ -1725,6 +1725,17 @@ func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func getfsstat(buf unsafe.Pointer, size uintptr, flags int) (n int, err error) {
+	r0, _, e1 := Syscall(SYS_GETFSSTAT64, uintptr(buf), uintptr(size), uintptr(flags))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Lstat(path string, stat *Stat_t) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)

unix/zsyscall_darwin_amd64.s

@@ -268,6 +268,8 @@ TEXT ·libc_fstatfs64_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_fstatfs64(SB)
 TEXT ·libc___getdirentries64_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc___getdirentries64(SB)
+TEXT ·libc_getfsstat64_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getfsstat64(SB)
 TEXT ·libc_lstat64_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_lstat64(SB)
 TEXT ·libc_stat64_trampoline(SB),NOSPLIT,$0-0

unix/zsyscall_darwin_arm.1_12.go

@@ -2232,6 +2232,21 @@ func libc_fstatfs_trampoline()
 //go:cgo_import_dynamic libc_fstatfs fstatfs "/usr/lib/libSystem.B.dylib"
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func getfsstat(buf unsafe.Pointer, size uintptr, flags int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_getfsstat_trampoline), uintptr(buf), uintptr(size), uintptr(flags))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getfsstat_trampoline()
+
+//go:linkname libc_getfsstat libc_getfsstat
+//go:cgo_import_dynamic libc_getfsstat getfsstat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Lstat(path string, stat *Stat_t) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)

unix/zsyscall_darwin_arm.go

@@ -1708,6 +1708,17 @@ func Fstatfs(fd int, stat *Statfs_t) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func getfsstat(buf unsafe.Pointer, size uintptr, flags int) (n int, err error) {
+	r0, _, e1 := Syscall(SYS_GETFSSTAT, uintptr(buf), uintptr(size), uintptr(flags))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Lstat(path string, stat *Stat_t) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)

unix/zsyscall_darwin_arm.s

@@ -266,6 +266,8 @@ TEXT ·libc_fstatat_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_fstatat(SB)
 TEXT ·libc_fstatfs_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_fstatfs(SB)
+TEXT ·libc_getfsstat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getfsstat(SB)
 TEXT ·libc_lstat_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_lstat(SB)
 TEXT ·libc_stat_trampoline(SB),NOSPLIT,$0-0

unix/zsyscall_darwin_arm64.1_12.go

@@ -2232,6 +2232,21 @@ func libc_fstatfs_trampoline()
 //go:cgo_import_dynamic libc_fstatfs fstatfs "/usr/lib/libSystem.B.dylib"
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func getfsstat(buf unsafe.Pointer, size uintptr, flags int) (n int, err error) {
+	r0, _, e1 := syscall_syscall(funcPC(libc_getfsstat_trampoline), uintptr(buf), uintptr(size), uintptr(flags))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+func libc_getfsstat_trampoline()
+
+//go:linkname libc_getfsstat libc_getfsstat
+//go:cgo_import_dynamic libc_getfsstat getfsstat "/usr/lib/libSystem.B.dylib"
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Lstat(path string, stat *Stat_t) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)

unix/zsyscall_darwin_arm64.go

@@ -1708,6 +1708,17 @@ func Fstatfs(fd int, stat *Statfs_t) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func getfsstat(buf unsafe.Pointer, size uintptr, flags int) (n int, err error) {
+	r0, _, e1 := Syscall(SYS_GETFSSTAT, uintptr(buf), uintptr(size), uintptr(flags))
+	n = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Lstat(path string, stat *Stat_t) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)

unix/zsyscall_darwin_arm64.s

@@ -266,6 +266,8 @@ TEXT ·libc_fstatat_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_fstatat(SB)
 TEXT ·libc_fstatfs_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_fstatfs(SB)
+TEXT ·libc_getfsstat_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_getfsstat(SB)
 TEXT ·libc_lstat_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_lstat(SB)
 TEXT ·libc_stat_trampoline(SB),NOSPLIT,$0-0