- else if (XSUBR (fun)->max_args == UNEVALLED)
- val = (XSUBR (fun)->function.aUNEVALLED) (args_left);
- else if (XSUBR (fun)->max_args == MANY)
- {
- /* Pass a vector of evaluated arguments. */
- Lisp_Object *vals;
- ptrdiff_t argnum = 0;
- USE_SAFE_ALLOCA;
-
- SAFE_ALLOCA_LISP (vals, XINT (numargs));
-
- GCPRO3 (args_left, fun, fun);
- gcpro3.var = vals;
- gcpro3.nvars = 0;
-
- while (!NILP (args_left))
- {
- vals[argnum++] = eval_sub (Fcar (args_left));
- args_left = Fcdr (args_left);
- gcpro3.nvars = argnum;
- }
-
- set_backtrace_args (specpdl_ptr - 1, vals);
- set_backtrace_nargs (specpdl_ptr - 1, XINT (numargs));
-
- val = (XSUBR (fun)->function.aMANY) (XINT (numargs), vals);
- UNGCPRO;
- SAFE_FREE ();
- }
- else
- {
- GCPRO3 (args_left, fun, fun);
- gcpro3.var = argvals;
- gcpro3.nvars = 0;
-
- maxargs = XSUBR (fun)->max_args;
- for (i = 0; i < maxargs; args_left = Fcdr (args_left))
- {
- argvals[i] = eval_sub (Fcar (args_left));
- gcpro3.nvars = ++i;
- }
-
- UNGCPRO;
-
- set_backtrace_args (specpdl_ptr - 1, argvals);
- set_backtrace_nargs (specpdl_ptr - 1, XINT (numargs));
-
- switch (i)
- {
- case 0:
- val = (XSUBR (fun)->function.a0 ());
- break;
- case 1:
- val = (XSUBR (fun)->function.a1 (argvals[0]));
- break;
- case 2:
- val = (XSUBR (fun)->function.a2 (argvals[0], argvals[1]));
- break;
- case 3:
- val = (XSUBR (fun)->function.a3
- (argvals[0], argvals[1], argvals[2]));
- break;
- case 4:
- val = (XSUBR (fun)->function.a4
- (argvals[0], argvals[1], argvals[2], argvals[3]));
- break;
- case 5:
- val = (XSUBR (fun)->function.a5
- (argvals[0], argvals[1], argvals[2], argvals[3],
- argvals[4]));
- break;
- case 6:
- val = (XSUBR (fun)->function.a6
- (argvals[0], argvals[1], argvals[2], argvals[3],
- argvals[4], argvals[5]));
- break;
- case 7:
- val = (XSUBR (fun)->function.a7
- (argvals[0], argvals[1], argvals[2], argvals[3],
- argvals[4], argvals[5], argvals[6]));
- break;
-
- case 8:
- val = (XSUBR (fun)->function.a8
- (argvals[0], argvals[1], argvals[2], argvals[3],
- argvals[4], argvals[5], argvals[6], argvals[7]));
- break;
-
- default:
- /* Someone has created a subr that takes more arguments than
- is supported by this code. We need to either rewrite the
- subr to use a different argument protocol, or add more
- cases to this switch. */
- emacs_abort ();
- }
- }
+ while (! NILP (args_left))
+ {
+ args[argnum++] = eval_sub (Fcar (args_left));
+ args_left = Fcdr (args_left);
+ }
+ set_backtrace_args (specpdl_ptr - 1, args);
+ set_backtrace_nargs (specpdl_ptr - 1, argnum);
+ val = scm_call_n (fun, args, argnum);
+ }
+ else if (CONSP (fun) && EQ (XCAR (fun), Qspecial_operator))
+ {
+ val = scm_apply_0 (XCDR (fun), original_args);