Update GH actions and dependencies (#681)

* Update go-chi dependency to v5

* Update gofrs/uuid dependency to v5

* Update gorilla/mux dependency to v1.8.1

* Update go-humanize dependency to v1.0.1

* Update mxj dependency to v2.7.0

* Update fsnotify dependency to v1.7.0

* Update Go versions in GH build workflow

* Update gopkg.in/yaml.v2 indirect dependency to v2.4.0

* Bump GH actions
This commit is contained in:
Cameron Moore
2024-04-13 05:27:49 -05:00
committed by GitHub
parent dbc6565c35
commit 0fa8bbf710
545 changed files with 97504 additions and 129888 deletions
+287 -325
View File
@@ -13,27 +13,99 @@
package unix
import (
"errors"
"fmt"
"syscall"
"unsafe"
)
const ImplementsGetwd = true
//sys closedir(dir uintptr) (err error)
//sys readdir_r(dir uintptr, entry *Dirent, result **Dirent) (res Errno)
func Getwd() (string, error) {
buf := make([]byte, 2048)
attrs, err := getAttrList(".", attrList{CommonAttr: attrCmnFullpath}, buf, 0)
if err == nil && len(attrs) == 1 && len(attrs[0]) >= 2 {
wd := string(attrs[0])
// Sanity check that it's an absolute path and ends
// in a null byte, which we then strip.
if wd[0] == '/' && wd[len(wd)-1] == 0 {
return wd[:len(wd)-1], nil
}
func fdopendir(fd int) (dir uintptr, err error) {
r0, _, e1 := syscall_syscallPtr(libc_fdopendir_trampoline_addr, uintptr(fd), 0, 0)
dir = uintptr(r0)
if e1 != 0 {
err = errnoErr(e1)
}
// If pkg/os/getwd.go gets ENOTSUP, it will fall back to the
// slow algorithm.
return "", ENOTSUP
return
}
var libc_fdopendir_trampoline_addr uintptr
//go:cgo_import_dynamic libc_fdopendir fdopendir "/usr/lib/libSystem.B.dylib"
func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) {
// Simulate Getdirentries using fdopendir/readdir_r/closedir.
// We store the number of entries to skip in the seek
// offset of fd. See issue #31368.
// It's not the full required semantics, but should handle the case
// of calling Getdirentries or ReadDirent repeatedly.
// It won't handle assigning the results of lseek to *basep, or handle
// the directory being edited underfoot.
skip, err := Seek(fd, 0, 1 /* SEEK_CUR */)
if err != nil {
return 0, err
}
// We need to duplicate the incoming file descriptor
// because the caller expects to retain control of it, but
// fdopendir expects to take control of its argument.
// Just Dup'ing the file descriptor is not enough, as the
// result shares underlying state. Use Openat to make a really
// new file descriptor referring to the same directory.
fd2, err := Openat(fd, ".", O_RDONLY, 0)
if err != nil {
return 0, err
}
d, err := fdopendir(fd2)
if err != nil {
Close(fd2)
return 0, err
}
defer closedir(d)
var cnt int64
for {
var entry Dirent
var entryp *Dirent
e := readdir_r(d, &entry, &entryp)
if e != 0 {
return n, errnoErr(e)
}
if entryp == nil {
break
}
if skip > 0 {
skip--
cnt++
continue
}
reclen := int(entry.Reclen)
if reclen > len(buf) {
// Not enough room. Return for now.
// The counter will let us know where we should start up again.
// Note: this strategy for suspending in the middle and
// restarting is O(n^2) in the length of the directory. Oh well.
break
}
// Copy entry into return buffer.
s := unsafe.Slice((*byte)(unsafe.Pointer(&entry)), reclen)
copy(buf, s)
buf = buf[reclen:]
n += reclen
cnt++
}
// Set the seek offset of the input fd to record
// how many files we've already returned.
_, err = Seek(fd, cnt, 0 /* SEEK_SET */)
if err != nil {
return n, err
}
return n, nil
}
// SockaddrDatalink implements the Sockaddr interface for AF_LINK type sockets.
@@ -49,6 +121,72 @@ type SockaddrDatalink struct {
raw RawSockaddrDatalink
}
// SockaddrCtl implements the Sockaddr interface for AF_SYSTEM type sockets.
type SockaddrCtl struct {
ID uint32
Unit uint32
raw RawSockaddrCtl
}
func (sa *SockaddrCtl) sockaddr() (unsafe.Pointer, _Socklen, error) {
sa.raw.Sc_len = SizeofSockaddrCtl
sa.raw.Sc_family = AF_SYSTEM
sa.raw.Ss_sysaddr = AF_SYS_CONTROL
sa.raw.Sc_id = sa.ID
sa.raw.Sc_unit = sa.Unit
return unsafe.Pointer(&sa.raw), SizeofSockaddrCtl, nil
}
// SockaddrVM implements the Sockaddr interface for AF_VSOCK type sockets.
// SockaddrVM provides access to Darwin VM sockets: a mechanism that enables
// bidirectional communication between a hypervisor and its guest virtual
// machines.
type SockaddrVM struct {
// CID and Port specify a context ID and port address for a VM socket.
// Guests have a unique CID, and hosts may have a well-known CID of:
// - VMADDR_CID_HYPERVISOR: refers to the hypervisor process.
// - VMADDR_CID_LOCAL: refers to local communication (loopback).
// - VMADDR_CID_HOST: refers to other processes on the host.
CID uint32
Port uint32
raw RawSockaddrVM
}
func (sa *SockaddrVM) sockaddr() (unsafe.Pointer, _Socklen, error) {
sa.raw.Len = SizeofSockaddrVM
sa.raw.Family = AF_VSOCK
sa.raw.Port = sa.Port
sa.raw.Cid = sa.CID
return unsafe.Pointer(&sa.raw), SizeofSockaddrVM, nil
}
func anyToSockaddrGOOS(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
switch rsa.Addr.Family {
case AF_SYSTEM:
pp := (*RawSockaddrCtl)(unsafe.Pointer(rsa))
if pp.Ss_sysaddr == AF_SYS_CONTROL {
sa := new(SockaddrCtl)
sa.ID = pp.Sc_id
sa.Unit = pp.Sc_unit
return sa, nil
}
case AF_VSOCK:
pp := (*RawSockaddrVM)(unsafe.Pointer(rsa))
sa := &SockaddrVM{
CID: pp.Cid,
Port: pp.Port,
}
return sa, nil
}
return nil, EAFNOSUPPORT
}
// Some external packages rely on SYS___SYSCTL being defined to implement their
// own sysctl wrappers. Provide it here, even though direct syscalls are no
// longer supported on darwin.
const SYS___SYSCTL = SYS_SYSCTL
// Translate "kern.hostname" to []_C_int{0,1,2,3}.
func nametomib(name string) (mib []_C_int, err error) {
const siz = unsafe.Sizeof(mib[0])
@@ -91,94 +229,20 @@ func direntNamlen(buf []byte) (uint64, bool) {
func PtraceAttach(pid int) (err error) { return ptrace(PT_ATTACH, pid, 0, 0) }
func PtraceDetach(pid int) (err error) { return ptrace(PT_DETACH, pid, 0, 0) }
func PtraceDenyAttach() (err error) { return ptrace(PT_DENY_ATTACH, 0, 0, 0) }
const (
attrBitMapCount = 5
attrCmnFullpath = 0x08000000
)
type attrList struct {
bitmapCount uint16
_ uint16
CommonAttr uint32
VolAttr uint32
DirAttr uint32
FileAttr uint32
Forkattr uint32
}
func getAttrList(path string, attrList attrList, attrBuf []byte, options uint) (attrs [][]byte, err error) {
if len(attrBuf) < 4 {
return nil, errors.New("attrBuf too small")
}
attrList.bitmapCount = attrBitMapCount
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return nil, err
}
if err := getattrlist(_p0, unsafe.Pointer(&attrList), unsafe.Pointer(&attrBuf[0]), uintptr(len(attrBuf)), int(options)); err != nil {
return nil, err
}
size := *(*uint32)(unsafe.Pointer(&attrBuf[0]))
// dat is the section of attrBuf that contains valid data,
// without the 4 byte length header. All attribute offsets
// are relative to dat.
dat := attrBuf
if int(size) < len(attrBuf) {
dat = dat[:size]
}
dat = dat[4:] // remove length prefix
for i := uint32(0); int(i) < len(dat); {
header := dat[i:]
if len(header) < 8 {
return attrs, errors.New("truncated attribute header")
}
datOff := *(*int32)(unsafe.Pointer(&header[0]))
attrLen := *(*uint32)(unsafe.Pointer(&header[4]))
if datOff < 0 || uint32(datOff)+attrLen > uint32(len(dat)) {
return attrs, errors.New("truncated results; attrBuf too small")
}
end := uint32(datOff) + attrLen
attrs = append(attrs, dat[datOff:end])
i = end
if r := i % 4; r != 0 {
i += (4 - r)
}
}
return
}
//sys getattrlist(path *byte, list unsafe.Pointer, buf unsafe.Pointer, size uintptr, options int) (err error)
func SysctlClockinfo(name string) (*Clockinfo, error) {
mib, err := sysctlmib(name)
if err != nil {
return nil, err
}
n := uintptr(SizeofClockinfo)
var ci Clockinfo
if err := sysctl(mib, (*byte)(unsafe.Pointer(&ci)), &n, nil, 0); err != nil {
return nil, err
}
if n != SizeofClockinfo {
return nil, EIO
}
return &ci, nil
}
//sysnb pipe() (r int, w int, err error)
//sysnb pipe(p *[2]int32) (err error)
func Pipe(p []int) (err error) {
if len(p) != 2 {
return EINVAL
}
p[0], p[1], err = pipe()
var x [2]int32
err = pipe(&x)
if err == nil {
p[0] = int(x[0])
p[1] = int(x[1])
}
return
}
@@ -298,36 +362,7 @@ func Flistxattr(fd int, dest []byte) (sz int, err error) {
return flistxattr(fd, xattrPointer(dest), len(dest), 0)
}
func setattrlistTimes(path string, times []Timespec, flags int) error {
_p0, err := BytePtrFromString(path)
if err != nil {
return err
}
var attrList attrList
attrList.bitmapCount = ATTR_BIT_MAP_COUNT
attrList.CommonAttr = ATTR_CMN_MODTIME | ATTR_CMN_ACCTIME
// order is mtime, atime: the opposite of Chtimes
attributes := [2]Timespec{times[1], times[0]}
options := 0
if flags&AT_SYMLINK_NOFOLLOW != 0 {
options |= FSOPT_NOFOLLOW
}
return setattrlist(
_p0,
unsafe.Pointer(&attrList),
unsafe.Pointer(&attributes),
unsafe.Sizeof(attributes),
options)
}
//sys setattrlist(path *byte, list unsafe.Pointer, buf unsafe.Pointer, size uintptr, options int) (err error)
func utimensat(dirfd int, path string, times *[2]Timespec, flags int) error {
// Darwin doesn't support SYS_UTIMENSAT
return ENOSYS
}
//sys utimensat(dirfd int, path string, times *[2]Timespec, flags int) (err error)
/*
* Wrapped
@@ -340,8 +375,34 @@ func utimensat(dirfd int, path string, times *[2]Timespec, flags int) error {
func Kill(pid int, signum syscall.Signal) (err error) { return kill(pid, int(signum), 1) }
//sys ioctl(fd int, req uint, arg uintptr) (err error)
//sys ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) = SYS_IOCTL
//sys sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) = SYS_SYSCTL
func IoctlCtlInfo(fd int, ctlInfo *CtlInfo) error {
return ioctlPtr(fd, CTLIOCGINFO, unsafe.Pointer(ctlInfo))
}
// IfreqMTU is struct ifreq used to get or set a network device's MTU.
type IfreqMTU struct {
Name [IFNAMSIZ]byte
MTU int32
}
// IoctlGetIfreqMTU performs the SIOCGIFMTU ioctl operation on fd to get the MTU
// of the network device specified by ifname.
func IoctlGetIfreqMTU(fd int, ifname string) (*IfreqMTU, error) {
var ifreq IfreqMTU
copy(ifreq.Name[:], ifname)
err := ioctlPtr(fd, SIOCGIFMTU, unsafe.Pointer(&ifreq))
return &ifreq, err
}
// IoctlSetIfreqMTU performs the SIOCSIFMTU ioctl operation on fd to set the MTU
// of the network device specified by ifreq.Name.
func IoctlSetIfreqMTU(fd int, ifreq *IfreqMTU) error {
return ioctlPtr(fd, SIOCSIFMTU, unsafe.Pointer(ifreq))
}
//sys sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) = SYS_SYSCTL
func Uname(uname *Utsname) error {
mib := []_C_int{CTL_KERN, KERN_OSTYPE}
@@ -399,8 +460,95 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
return
}
func GetsockoptIPMreqn(fd, level, opt int) (*IPMreqn, error) {
var value IPMreqn
vallen := _Socklen(SizeofIPMreqn)
errno := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
return &value, errno
}
func SetsockoptIPMreqn(fd, level, opt int, mreq *IPMreqn) (err error) {
return setsockopt(fd, level, opt, unsafe.Pointer(mreq), unsafe.Sizeof(*mreq))
}
// GetsockoptXucred is a getsockopt wrapper that returns an Xucred struct.
// The usual level and opt are SOL_LOCAL and LOCAL_PEERCRED, respectively.
func GetsockoptXucred(fd, level, opt int) (*Xucred, error) {
x := new(Xucred)
vallen := _Socklen(SizeofXucred)
err := getsockopt(fd, level, opt, unsafe.Pointer(x), &vallen)
return x, err
}
func GetsockoptTCPConnectionInfo(fd, level, opt int) (*TCPConnectionInfo, error) {
var value TCPConnectionInfo
vallen := _Socklen(SizeofTCPConnectionInfo)
err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
return &value, err
}
func SysctlKinfoProc(name string, args ...int) (*KinfoProc, error) {
mib, err := sysctlmib(name, args...)
if err != nil {
return nil, err
}
var kinfo KinfoProc
n := uintptr(SizeofKinfoProc)
if err := sysctl(mib, (*byte)(unsafe.Pointer(&kinfo)), &n, nil, 0); err != nil {
return nil, err
}
if n != SizeofKinfoProc {
return nil, EIO
}
return &kinfo, nil
}
func SysctlKinfoProcSlice(name string, args ...int) ([]KinfoProc, error) {
mib, err := sysctlmib(name, args...)
if err != nil {
return nil, err
}
for {
// Find size.
n := uintptr(0)
if err := sysctl(mib, nil, &n, nil, 0); err != nil {
return nil, err
}
if n == 0 {
return nil, nil
}
if n%SizeofKinfoProc != 0 {
return nil, fmt.Errorf("sysctl() returned a size of %d, which is not a multiple of %d", n, SizeofKinfoProc)
}
// Read into buffer of that size.
buf := make([]KinfoProc, n/SizeofKinfoProc)
if err := sysctl(mib, (*byte)(unsafe.Pointer(&buf[0])), &n, nil, 0); err != nil {
if err == ENOMEM {
// Process table grew. Try again.
continue
}
return nil, err
}
if n%SizeofKinfoProc != 0 {
return nil, fmt.Errorf("sysctl() returned a size of %d, which is not a multiple of %d", n, SizeofKinfoProc)
}
// The actual call may return less than the original reported required
// size so ensure we deal with that.
return buf[:n/SizeofKinfoProc], nil
}
}
//sys sendfile(infd int, outfd int, offset int64, len *int64, hdtr unsafe.Pointer, flags int) (err error)
//sys shmat(id int, addr uintptr, flag int) (ret uintptr, err error)
//sys shmctl(id int, cmd int, buf *SysvShmDesc) (result int, err error)
//sys shmdt(addr uintptr) (err error)
//sys shmget(key int, size int, flag int) (id int, err error)
/*
* Exposed directly
*/
@@ -413,6 +561,8 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
//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)
@@ -424,10 +574,12 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
//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)
//sys Ftruncate(fd int, length int64) (err error)
//sys Getcwd(buf []byte) (n int, err error)
//sys Getdtablesize() (size int)
//sysnb Getegid() (egid int)
//sysnb Geteuid() (uid int)
@@ -440,6 +592,7 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
//sysnb Getrlimit(which int, lim *Rlimit) (err error)
//sysnb Getrusage(who int, rusage *Rusage) (err error)
//sysnb Getsid(pid int) (sid int, err error)
//sysnb Gettimeofday(tp *Timeval) (err error)
//sysnb Getuid() (uid int)
//sysnb Issetugid() (tainted bool)
//sys Kqueue() (fd int, err error)
@@ -451,11 +604,12 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
//sys Mkdirat(dirfd int, path string, mode uint32) (err error)
//sys Mkfifo(path string, mode uint32) (err error)
//sys Mknod(path string, mode uint32, dev int) (err error)
//sys Mount(fsType string, dir string, flags int, data unsafe.Pointer) (err error)
//sys Open(path string, mode int, perm uint32) (fd int, err error)
//sys Openat(dirfd int, path string, mode int, perm uint32) (fd int, err error)
//sys Pathconf(path string, name int) (val int, err error)
//sys Pread(fd int, p []byte, offset int64) (n int, err error)
//sys Pwrite(fd int, p []byte, offset int64) (n int, err error)
//sys pread(fd int, p []byte, offset int64) (n int, err error)
//sys pwrite(fd int, p []byte, offset int64) (n int, err error)
//sys read(fd int, p []byte) (n int, err error)
//sys Readlink(path string, buf []byte) (n int, err error)
//sys Readlinkat(dirfd int, path string, buf []byte) (n int, err error)
@@ -465,6 +619,7 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
//sys Rmdir(path string) (err error)
//sys Seek(fd int, offset int64, whence int) (newoffset int64, err error) = SYS_LSEEK
//sys Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error)
//sys Setattrlist(path string, attrlist *Attrlist, attrBuf []byte, options int) (err error)
//sys Setegid(egid int) (err error)
//sysnb Seteuid(euid int) (err error)
//sysnb Setgid(gid int) (err error)
@@ -474,7 +629,6 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
//sys Setprivexec(flag int) (err error)
//sysnb Setregid(rgid int, egid int) (err error)
//sysnb Setreuid(ruid int, euid int) (err error)
//sysnb Setrlimit(which int, lim *Rlimit) (err error)
//sysnb Setsid() (pid int, err error)
//sysnb Settimeofday(tp *Timeval) (err error)
//sysnb Setuid(uid int) (err error)
@@ -488,197 +642,5 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
//sys Unlinkat(dirfd int, path string, flags int) (err error)
//sys Unmount(path string, flags int) (err error)
//sys write(fd int, p []byte) (n int, err error)
//sys mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error)
//sys munmap(addr uintptr, length uintptr) (err error)
//sys readlen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_READ
//sys writelen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_WRITE
/*
* Unimplemented
*/
// Profil
// Sigaction
// Sigprocmask
// Getlogin
// Sigpending
// Sigaltstack
// Ioctl
// Reboot
// Execve
// Vfork
// Sbrk
// Sstk
// Ovadvise
// Mincore
// Setitimer
// Swapon
// Select
// Sigsuspend
// Readv
// Writev
// Nfssvc
// Getfh
// Quotactl
// Mount
// Csops
// Waitid
// Add_profil
// Kdebug_trace
// Sigreturn
// Atsocket
// Kqueue_from_portset_np
// Kqueue_portset
// Getattrlist
// Setattrlist
// Getdirentriesattr
// Searchfs
// Delete
// Copyfile
// Watchevent
// Waitevent
// Modwatch
// Fsctl
// Initgroups
// Posix_spawn
// Nfsclnt
// Fhopen
// Minherit
// Semsys
// Msgsys
// Shmsys
// Semctl
// Semget
// Semop
// Msgctl
// Msgget
// Msgsnd
// Msgrcv
// Shmat
// Shmctl
// Shmdt
// Shmget
// Shm_open
// Shm_unlink
// Sem_open
// Sem_close
// Sem_unlink
// Sem_wait
// Sem_trywait
// Sem_post
// Sem_getvalue
// Sem_init
// Sem_destroy
// Open_extended
// Umask_extended
// Stat_extended
// Lstat_extended
// Fstat_extended
// Chmod_extended
// Fchmod_extended
// Access_extended
// Settid
// Gettid
// Setsgroups
// Getsgroups
// Setwgroups
// Getwgroups
// Mkfifo_extended
// Mkdir_extended
// Identitysvc
// Shared_region_check_np
// Shared_region_map_np
// __pthread_mutex_destroy
// __pthread_mutex_init
// __pthread_mutex_lock
// __pthread_mutex_trylock
// __pthread_mutex_unlock
// __pthread_cond_init
// __pthread_cond_destroy
// __pthread_cond_broadcast
// __pthread_cond_signal
// Setsid_with_pid
// __pthread_cond_timedwait
// Aio_fsync
// Aio_return
// Aio_suspend
// Aio_cancel
// Aio_error
// Aio_read
// Aio_write
// Lio_listio
// __pthread_cond_wait
// Iopolicysys
// __pthread_kill
// __pthread_sigmask
// __sigwait
// __disable_threadsignal
// __pthread_markcancel
// __pthread_canceled
// __semwait_signal
// Proc_info
// sendfile
// Stat64_extended
// Lstat64_extended
// Fstat64_extended
// __pthread_chdir
// __pthread_fchdir
// Audit
// Auditon
// Getauid
// Setauid
// Getaudit
// Setaudit
// Getaudit_addr
// Setaudit_addr
// Auditctl
// Bsdthread_create
// Bsdthread_terminate
// Stack_snapshot
// Bsdthread_register
// Workq_open
// Workq_ops
// __mac_execve
// __mac_syscall
// __mac_get_file
// __mac_set_file
// __mac_get_link
// __mac_set_link
// __mac_get_proc
// __mac_set_proc
// __mac_get_fd
// __mac_set_fd
// __mac_get_pid
// __mac_get_lcid
// __mac_get_lctx
// __mac_set_lctx
// Setlcid
// Read_nocancel
// Write_nocancel
// Open_nocancel
// Close_nocancel
// Wait4_nocancel
// Recvmsg_nocancel
// Sendmsg_nocancel
// Recvfrom_nocancel
// Accept_nocancel
// Fcntl_nocancel
// Select_nocancel
// Fsync_nocancel
// Connect_nocancel
// Sigsuspend_nocancel
// Readv_nocancel
// Writev_nocancel
// Sendto_nocancel
// Pread_nocancel
// Pwrite_nocancel
// Waitid_nocancel
// Poll_nocancel
// Msgsnd_nocancel
// Msgrcv_nocancel
// Sem_wait_nocancel
// Aio_suspend_nocancel
// __sigwait_nocancel
// __semwait_signal_nocancel
// __mac_mount
// __mac_get_mount
// __mac_getfsstat
//sys mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error)
//sys munmap(addr uintptr, length uintptr) (err error)