47 lines
938 B
V
47 lines
938 B
V
// Copyright (c) 2019-2021 Alexander Medvednikov. All rights reserved.
|
|
// Use of this source code is governed by an MIT license
|
|
// that can be found in the LICENSE file.
|
|
module os
|
|
|
|
const (
|
|
prot_read = 1
|
|
prot_write = 2
|
|
map_private = 0x02
|
|
map_anonymous = 0x20
|
|
)
|
|
|
|
pub const (
|
|
sys_write = 1
|
|
sys_open = 2
|
|
sys_close = 3
|
|
sys_mkdir = 83
|
|
sys_creat = 85
|
|
)
|
|
|
|
/*
|
|
// TODO no pub => error
|
|
pub fn write(fd int, data voidptr, nbytes int) int {
|
|
return syscall5(
|
|
1, // SYS_write
|
|
fd,
|
|
data,
|
|
nbytes,
|
|
0, // ignored
|
|
0 // ignored
|
|
)
|
|
}
|
|
|
|
pub fn println(s string) {
|
|
write(1, (s + '\n').str, s.len)
|
|
}
|
|
|
|
fn mmap(start voidptr, len, prot, flags, fd, off int) byteptr {
|
|
return syscall6(9, start, len, prot, flags, fd, off) // sys_mmap
|
|
}
|
|
|
|
pub fn malloc(n int) byteptr {
|
|
println('malloc($n)')
|
|
return mmap(0, n, 3, 4098, //prot_read|prot_write,
|
|
-1,0) //map_private|map_anonymous,
|
|
*/
|