58 lines
965 B
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58 lines
965 B
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// Copyright (c) 2019-2020 Alexander Medvednikov. All rights reserved.
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// Use of this source code is governed by an MIT license
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// that can be found in the LICENSE file.
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module os
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const (
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PROT_READ = 1
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PROT_WRITE = 2
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MAP_PRIVATE = 0x02
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MAP_ANONYMOUS = 0x20
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)
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pub const (
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sys_write = 1
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sys_open = 2
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sys_close = 3
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sys_mkdir = 83
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sys_creat = 85
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)
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/*
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// TODO no pub => error
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pub fn write(fd int, data voidptr, nbytes int) int {
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return syscall5(
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1, // SYS_write
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fd,
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data,
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nbytes,
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0, // ignored
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0 // ignored
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)
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}
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pub fn println(s string) {
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write(1, (s + '\n').str, s.len)
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}
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fn mmap(start voidptr, len, prot, flags, fd, off int) byteptr {
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return syscall6(9, start, len, prot, flags, fd, off) // sys_mmap
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}
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pub fn malloc(n int) byteptr {
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println('malloc($n)')
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return mmap(0, n, 3, 4098, //PROT_READ|PROT_WRITE,
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-1,0) //MAP_PRIVATE|MAP_ANONYMOUS,
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}
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pub fn free(b byteptr) {
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}
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*/
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