package unix

const (
	SYS_RESTART_SYSCALL              = 0
	SYS_EXIT                         = 1
	SYS_FORK                         = 2
	SYS_READ                         = 3
	SYS_WRITE                        = 4
	SYS_OPEN                         = 5
	SYS_CLOSE                        = 6
	SYS_WAITPID                      = 7
	SYS_CREAT                        = 8
	SYS_LINK                         = 9
	SYS_UNLINK                       = 10

	SYS_READ           = 3   // { ssize_t sys_read(int fd, void *buf, size_t nbyte); }
	SYS_WRITE          = 4   // { ssize_t sys_write(int fd, const void *buf, size_t nbyte); }
	SYS_OPEN           = 5   // { int sys_open(const char *path, int flags, ... mode_t mode); }
	SYS_CLOSE          = 6   // { int sys_close(int fd); }
	SYS_GETENTROPY     = 7   // { int sys_getentropy(void *buf, size_t nbyte); }

#include "go_asm.h"
#include "go_tls.h"
#include "textflag.h"

#define SYS_exit                  1
#define SYS_read                  3
#define SYS_write                 4
#define SYS_open                  5
#define SYS_close                 6
#define SYS_getpid               20
#define SYS_kill                 37
#define SYS_brk			 45
#define SYS_mmap                 90
#define SYS_munmap               91

	SYS_READ           = 3   // { ssize_t sys_read(int fd, void *buf, size_t nbyte); }
	SYS_WRITE          = 4   // { ssize_t sys_write(int fd, const void *buf, size_t nbyte); }
	SYS_OPEN           = 5   // { int sys_open(const char *path, int flags, ... mode_t mode); }
	SYS_CLOSE          = 6   // { int sys_close(int fd); }
	SYS_GETENTROPY     = 7   // { int sys_getentropy(void *buf, size_t nbyte); }

#include "textflag.h"
#include "cgo/abi_amd64.h"

#define CLOCK_REALTIME		0
#define CLOCK_MONOTONIC		4
#define AMD64_SET_FSBASE	129

#define SYS_exit		1
#define SYS_read		3
#define SYS_write		4
#define SYS_open		5
#define SYS_close		6
#define SYS_getpid		20
#define SYS_kill		37
#define SYS_sigaltstack		53
#define SYS_munmap		73
#define SYS_madvise		75
#define SYS_setitimer		83
#define SYS_fcntl		92

#define CLOCK_REALTIME	0
#define CLOCK_MONOTONIC	1

// for EABI, as we don't support OABI
#define SYS_BASE 0x0

#define SYS_exit (SYS_BASE + 1)
#define SYS_read (SYS_BASE + 3)
#define SYS_write (SYS_BASE + 4)
#define SYS_open (SYS_BASE + 5)
#define SYS_close (SYS_BASE + 6)
#define SYS_getpid (SYS_BASE + 20)
#define SYS_kill (SYS_BASE + 37)
#define SYS_clone (SYS_BASE + 120)
#define SYS_rt_sigreturn (SYS_BASE + 173)

//

#include "go_asm.h"
#include "go_tls.h"
#include "textflag.h"
#include "asm_ppc64x.h"
#include "cgo/abi_ppc64x.h"

#define SYS_exit		  1
#define SYS_read		  3
#define SYS_write		  4
#define SYS_open		  5
#define SYS_close		  6
#define SYS_getpid		 20
#define SYS_kill		 37
#define SYS_brk			 45
#define SYS_mmap		 90
#define SYS_munmap		 91
#define SYS_setitimer		104
#define SYS_clone		120

// for the benchmark program and raw data.
//#define INVOKE_SYSCALL	CALL	0x10(GS) // non-portable
#define INVOKE_SYSCALL	INT	$0x80

#define SYS_exit		1
#define SYS_read		3
#define SYS_write		4
#define SYS_open		5
#define SYS_close		6
#define SYS_getpid		20
#define SYS_access		33
#define SYS_kill		37
#define SYS_brk 		45
#define SYS_munmap		91
#define SYS_socketcall		102
#define SYS_setittimer		104

// just arbitrary.
//
// TODO: delete? replace with something meaningful?
const (
	sys_null                 = 1
	sys_nameservice          = 2
	sys_dup                  = 8
	sys_dup2                 = 9
	sys_open                 = 10
	sys_close                = 11
	sys_read                 = 12
	sys_write                = 13
	sys_lseek                = 14
	sys_stat                 = 16
	sys_fstat                = 17

		if int32(r1) == -1 {
			return 0, NewError(errstr())
		}
		// parent; return PID
		return int(r1), nil
	}

	// Fork succeeded, now in child.

	// Close fds we don't need.
	r1, _, _ = RawSyscall(SYS_OPEN, uintptr(unsafe.Pointer(dupdev)), uintptr(O_RDONLY), 0)
	dupdevfd = int(r1)
	if dupdevfd == -1 {
		goto childerror
	}
dirloop:
	for {