github.com/go-xe2/third@v1.0.3/golang.org/x/sys/unix/syscall_darwin_libSystem.go (about)

     1  // Copyright 2018 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  // +build darwin,go1.12
     6  
     7  package unix
     8  
     9  import "unsafe"
    10  
    11  // Implemented in the runtime package (runtime/sys_darwin.go)
    12  func syscall_syscall(fn, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno)
    13  func syscall_syscall6(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno)
    14  func syscall_syscall6X(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno)
    15  func syscall_syscall9(fn, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err Errno) // 32-bit only
    16  func syscall_rawSyscall(fn, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno)
    17  func syscall_rawSyscall6(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno)
    18  
    19  //go:linkname syscall_syscall syscall.syscall
    20  //go:linkname syscall_syscall6 syscall.syscall6
    21  //go:linkname syscall_syscall6X syscall.syscall6X
    22  //go:linkname syscall_syscall9 syscall.syscall9
    23  //go:linkname syscall_rawSyscall syscall.rawSyscall
    24  //go:linkname syscall_rawSyscall6 syscall.rawSyscall6
    25  
    26  // Find the entry point for f. See comments in runtime/proc.go for the
    27  // function of the same name.
    28  //go:nosplit
    29  func funcPC(f func()) uintptr {
    30  	return **(**uintptr)(unsafe.Pointer(&f))
    31  }