export evaluate_arguments()

evaluate_arguments() is local to evaluate.c but the same functionality
is needed for builtins.

So, in order to not duplicate this code:
*) change slightly its interface to accept the expected types as a list
*) make this function extern.

Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>

2 files changed, 10 insertions, 4 deletions

diff --git a/evaluate.c b/evaluate.c
index dddea761..7c63cc60 100644
--- a/evaluate.c
+++ b/evaluate.c
@@ -2333,14 +2333,13 @@ static struct symbol *evaluate_alignof(struct expression *expr)
 	return size_t_ctype;
 }
 
-static int evaluate_arguments(struct symbol *fn, struct expression_list *head)
+int evaluate_arguments(struct symbol_list *argtypes, struct expression_list *head)
 {
 	struct expression *expr;
-	struct symbol_list *argument_types = fn->arguments;
 	struct symbol *argtype;
 	int i = 1;
 
-	PREPARE_PTR_LIST(argument_types, argtype);
+	PREPARE_PTR_LIST(argtypes, argtype);
 	FOR_EACH_PTR (head, expr) {
 		struct expression **p = THIS_ADDRESS(expr);
 		struct symbol *ctype, *target;
@@ -3149,7 +3148,7 @@ static struct symbol *evaluate_call(struct expression *expr)
 		if (!sym->op->args(expr))
 			return NULL;
 	} else {
-		if (!evaluate_arguments(ctype, arglist))
+		if (!evaluate_arguments(ctype->arguments, arglist))
 			return NULL;
 		args = expression_list_size(expr->args);
 		fnargs = symbol_list_size(ctype->arguments);
diff --git a/evaluate.h b/evaluate.h
index f68f7fb7..a16e9703 100644
--- a/evaluate.h
+++ b/evaluate.h
@@ -2,6 +2,7 @@
 #define EVALUATE_H
 
 struct expression;
+struct expression_list;
 struct statement;
 struct symbol;
 struct symbol_list;
@@ -25,4 +26,10 @@ struct symbol *evaluate_statement(struct statement *stmt);
 // @list: the list of the symbol to be evaluated
 void evaluate_symbol_list(struct symbol_list *list);
 
+///
+// evaluate the arguments of a function
+// @argtypes: the list of the types in the prototype
+// @args: the list of the effective arguments
+int evaluate_arguments(struct symbol_list *argtypes, struct expression_list *args);
+
 #endif