setThreadCPUProfilerHz(hz)
}

//go:nosplit
func validSIGPROF(mp *m, c *sigctxt) bool {
	return true
}

func sysargs(argc int32, argv **byte) {
	n := argc + 1

	// skip over argv, envp to get to auxv
	for argv_index(argv, n) != nil {
		n++
	}

	// skip NULL separator
	n++

	auxvp := (*[1 << 28]uintptr)(add(unsafe.Pointer(argv), uintptr(n)*goarch.PtrSize))
	pairs := sysauxv(auxvp[:])

func syscall_dup2(oldfd, newfd uintptr) (val, err uintptr) {
	return syscall_fcntl(oldfd, _F_DUP2FD, newfd)
}

//go:nosplit
//go:linkname syscall_execve
//go:cgo_unsafe_args
func syscall_execve(path, argv, envp uintptr) (err uintptr) {
	call := libcall{
		fn:   uintptr(unsafe.Pointer(&libc_execve)),
		n:    3,
		args: uintptr(unsafe.Pointer(&path)),
	}
	asmcgocall(unsafe.Pointer(&asmsysvicall6x), unsafe.Pointer(&call))

	SYS_READLINK                 = 58  // { ssize_t readlink(char *path, char *buf, size_t count); }
	SYS_EXECVE                   = 59  // { int execve(char *fname, char **argv, char **envv); }
	SYS_UMASK                    = 60  // { int umask(int newmask); } umask umask_args int
	SYS_CHROOT                   = 61  // { int chroot(char *path); }

	SYS_READLINK                 = 58  // { ssize_t readlink(char *path, char *buf, size_t count); }
	SYS_EXECVE                   = 59  // { int execve(char *fname, char **argv, char **envv); }
	SYS_UMASK                    = 60  // { int umask(int newmask); } umask umask_args int
	SYS_CHROOT                   = 61  // { int chroot(char *path); }

//go:nosplit
func validSIGPROF(mp *m, c *sigctxt) bool {
	return true
}

//go:linkname executablePath os.executablePath
var executablePath string

func sysargs(argc int32, argv **byte) {
	// skip over argv, envv and the first string will be the path
	n := argc + 1
	for argv_index(argv, n) != nil {
		n++
	}
	executablePath = gostringnocopy(argv_index(argv, n+1))

	setThreadCPUProfilerHz(hz)
}

//go:nosplit
func validSIGPROF(mp *m, c *sigctxt) bool {
	return true
}

func sysargs(argc int32, argv **byte) {
	n := argc + 1

	// skip over argv, envp to get to auxv
	for argv_index(argv, n) != nil {
		n++
	}

	// skip NULL separator
	n++

	// now argv+n is auxv
	auxvp := (*[1 << 28]uintptr)(add(unsafe.Pointer(argv), uintptr(n)*goarch.PtrSize))

	setThreadCPUProfilerHz(hz)
}

//go:nosplit
func validSIGPROF(mp *m, c *sigctxt) bool {
	return true
}

func sysargs(argc int32, argv **byte) {
	n := argc + 1

	// skip over argv, envp to get to auxv
	for argv_index(argv, n) != nil {
		n++
	}

	// skip NULL separator
	n++

	// now argv+n is auxv
	auxvp := (*[1 << 28]uintptr)(add(unsafe.Pointer(argv), uintptr(n)*goarch.PtrSize))

//sys   munmap(addr uintptr, length uintptr) (err error)
//sysnb fork() (pid int, err error)
//sysnb execve(path *byte, argv **byte, envp **byte) (err error)
//sysnb exit(res int) (err error)
//sys	sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error)
//sys   unlinkat(fd int, path string, flags int) (err error)

func osyield() {
	sysvicall0(&libc_sched_yield)
}

//go:linkname executablePath os.executablePath
var executablePath string

func sysargs(argc int32, argv **byte) {
	n := argc + 1

	// skip over argv, envp to get to auxv
	for argv_index(argv, n) != nil {
		n++
	}

	// skip NULL separator
	n++

	// now argv+n is auxv
	auxvp := (*[1 << 28]uintptr)(add(unsafe.Pointer(argv), uintptr(n)*goarch.PtrSize))

	SYS_READLINK       = 58  // { ssize_t sys_readlink(const char *path, char *buf, size_t count); }
	SYS_EXECVE         = 59  // { int sys_execve(const char *path, char * const *argp, char * const *envp); }
	SYS_UMASK          = 60  // { mode_t sys_umask(mode_t newmask); }
	SYS_CHROOT         = 61  // { int sys_chroot(const char *path); }