//go:cgo_import_dynamic dlsym dlsym ""
//go:cgo_import_dynamic dup dup ""
//go:cgo_import_dynamic dup2 dup2 ""
//go:cgo_import_dynamic dyld_shared_cache_iterate_text dyld_shared_cache_iterate_text ""
//go:cgo_import_dynamic execve execve ""
//go:cgo_import_dynamic exit exit ""
//go:cgo_import_dynamic fstat$INODE64 fstat$INODE64 ""
//go:cgo_import_dynamic ftruncate ftruncate ""
//go:cgo_import_dynamic getpid getpid ""

//go:cgo_import_dynamic dlsym dlsym ""
//go:cgo_import_dynamic dup dup ""
//go:cgo_import_dynamic dup2 dup2 ""
//go:cgo_import_dynamic dyld_shared_cache_iterate_text dyld_shared_cache_iterate_text ""
//go:cgo_import_dynamic execve execve ""
//go:cgo_import_dynamic exit exit ""
//go:cgo_import_dynamic fstat fstat ""
//go:cgo_import_dynamic ftruncate ftruncate ""
//go:cgo_import_dynamic getpid getpid ""
//go:cgo_import_dynamic getrlimit getrlimit ""

//go:build openbsd && !mips64

package syscall

import (
	"internal/abi"
)

var dupTrampoline = abi.FuncPCABI0(libc_dup3_trampoline)

func init() {
	execveOpenBSD = execve
}

func syscallInternal(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno) {
	// OpenBSD 7.5+ no longer supports indirect syscalls. A number of Go
	// packages make use of syscall.Syscall with SYS_IOCTL since it is

func runtime_AfterForkInChild()

func chdir(path uintptr) (err Errno)
func chroot1(path uintptr) (err Errno)
func closeFD(fd uintptr) (err Errno)
func dup2child(old uintptr, new uintptr) (val uintptr, err Errno)
func execve(path uintptr, argv uintptr, envp uintptr) (err Errno)
func exit(code uintptr)
func fcntl1(fd uintptr, cmd uintptr, arg uintptr) (val uintptr, err Errno)
func forkx(flags uintptr) (pid uintptr, err Errno)

//go:cgo_import_dynamic libc_chdir chdir "libc.a/shr_64.o"
//go:cgo_import_dynamic libc_chroot chroot "libc.a/shr_64.o"
//go:cgo_import_dynamic libc_dup2 dup2 "libc.a/shr_64.o"
//go:cgo_import_dynamic libc_execve execve "libc.a/shr_64.o"
//go:cgo_import_dynamic libc_fcntl fcntl "libc.a/shr_64.o"
//go:cgo_import_dynamic libc_fork fork "libc.a/shr_64.o"
//go:cgo_import_dynamic libc_ioctl ioctl "libc.a/shr_64.o"

	// the file it points to has been changed we will use the updated symlink.
	argv0, err := exec.LookPath(os.Args[0])
	if err != nil {
		return err
	}

	// Invokes the execve system call.
	// Re-uses the same pid. This preserves the pid over multiple server-respawns.
	return syscall.Exec(argv0, os.Args, os.Environ())
}

// freezeServices will freeze all incoming S3 API calls.

// execveLibc is non-nil on OS using libc syscall, set to execve in exec_libc.go; this
// avoids a build dependency for other platforms.
var execveLibc func(path uintptr, argv uintptr, envp uintptr) Errno
var execveDarwin func(path *byte, argv **byte, envp **byte) error
var execveOpenBSD func(path *byte, argv **byte, envp **byte) error

// Exec invokes the execve(2) system call.

		CombinedOutputScript: []fakeexec.FakeAction{result},
	}
	fexec := &fakeexec.FakeExec{
		CommandScript: []fakeexec.FakeCommandAction{
			func(cmd string, args ...string) exec.Cmd { return fakeexec.InitFakeCmd(fcmd, cmd, args...) },
		},
		LookPathFunc: func(cmd string) (string, error) { return cmd, nil },
	}

	return &testCT{execCT{fexec}, fcmd}
}