1// Copyright 2015 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 gccgo
 6
 7package unix
 8
 9import "syscall"
10
11// We can't use the gc-syntax .s files for gccgo. On the plus side
12// much of the functionality can be written directly in Go.
13
14//extern gccgoRealSyscallNoError
15func realSyscallNoError(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r uintptr)
16
17//extern gccgoRealSyscall
18func realSyscall(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r, errno uintptr)
19
20func SyscallNoError(trap, a1, a2, a3 uintptr) (r1, r2 uintptr) {
21	syscall.Entersyscall()
22	r := realSyscallNoError(trap, a1, a2, a3, 0, 0, 0, 0, 0, 0)
23	syscall.Exitsyscall()
24	return r, 0
25}
26
27func Syscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err syscall.Errno) {
28	syscall.Entersyscall()
29	r, errno := realSyscall(trap, a1, a2, a3, 0, 0, 0, 0, 0, 0)
30	syscall.Exitsyscall()
31	return r, 0, syscall.Errno(errno)
32}
33
34func Syscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err syscall.Errno) {
35	syscall.Entersyscall()
36	r, errno := realSyscall(trap, a1, a2, a3, a4, a5, a6, 0, 0, 0)
37	syscall.Exitsyscall()
38	return r, 0, syscall.Errno(errno)
39}
40
41func Syscall9(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno) {
42	syscall.Entersyscall()
43	r, errno := realSyscall(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9)
44	syscall.Exitsyscall()
45	return r, 0, syscall.Errno(errno)
46}
47
48func RawSyscallNoError(trap, a1, a2, a3 uintptr) (r1, r2 uintptr) {
49	r := realSyscallNoError(trap, a1, a2, a3, 0, 0, 0, 0, 0, 0)
50	return r, 0
51}
52
53func RawSyscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err syscall.Errno) {
54	r, errno := realSyscall(trap, a1, a2, a3, 0, 0, 0, 0, 0, 0)
55	return r, 0, syscall.Errno(errno)
56}
57
58func RawSyscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err syscall.Errno) {
59	r, errno := realSyscall(trap, a1, a2, a3, a4, a5, a6, 0, 0, 0)
60	return r, 0, syscall.Errno(errno)
61}