Function format_function_arguments

src/bin/pg_dump/pg_dump.c:13127–13139

* format_function_arguments: generate function name and argument list * * This is used when we can rely on pg_get_function_arguments to format * the argument list. Note, however, that pg_get_function_arguments * does not special-case zero-argument aggregates. */

 * does not special-case zero-argument aggregates.
 */
static char *
format_function_arguments(const FuncInfo *finfo, const char *funcargs, bool is_agg)
{
	PQExpBufferData fn;

	initPQExpBuffer(&fn);
	appendPQExpBufferStr(&fn, fmtId(finfo->dobj.name));
	if (is_agg && finfo->nargs == 0)
		appendPQExpBufferStr(&fn, "(*)");
	else
		appendPQExpBuffer(&fn, "(%s)", funcargs);
	return fn.data;
}

/*
 * format_function_arguments_old: generate function name and argument list