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core: formal_p: Prepare for M2-Planet. 

* src/eval-apply.c (formal_p): Prepare for M2-Planet.
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Jan (janneke) Nieuwenhuizen 2019-10-24 19:39:34 +02:00
parent 1aa60b94e5
commit f512623c08
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1 changed files with 6 additions and 2 deletions
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8
src/eval-apply.c
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@ -213,8 +213,12 @@ formal_p (SCM x, SCM formals) /*:((internal)) */
else
return 0;
}
while (TYPE (formals) == TPAIR && CAR (formals) != x)
formals = CDR (formals);
while (TYPE (formals) == TPAIR)
{
if (CAR (formals) == x)
break;
formals = CDR (formals);
}
if (TYPE (formals) == TSYMBOL)
return formals == x;
return TYPE (formals) == TPAIR;