// Ring of integers.
// General includes.
-#include "cl_sysdep.h"
-
-CL_PROVIDE(cl_I_ring)
+#include "base/cl_sysdep.h"
// Specification.
-#include "cl_integer_ring.h"
+#include "cln/integer_ring.h"
// Implementation.
-#include "cl_integer.h"
-#include "cl_integer_io.h"
-#include "cl_I.h"
+#include "cln/integer.h"
+#include "cln/integer_io.h"
+#define zerop zerop_inline
+#include "integer/cl_I.h"
+#undef zerop
+
+namespace cln {
-static void I_fprint (cl_heap_ring* R, cl_ostream stream, const _cl_ring_element& x)
+static void I_fprint (cl_heap_ring* R, std::ostream& stream, const _cl_ring_element& x)
{
- unused R;
+ cl_unused R;
fprint(stream,The(cl_I)(x));
}
-static cl_boolean I_equal (cl_heap_ring* R, const _cl_ring_element& x, const _cl_ring_element& y)
+static bool I_equal (cl_heap_ring* R, const _cl_ring_element& x, const _cl_ring_element& y)
{
- unused R;
- return cl_equal(The(cl_I)(x),The(cl_I)(y));
+ cl_unused R;
+ return equal(The(cl_I)(x),The(cl_I)(y));
}
static const _cl_ring_element I_zero (cl_heap_ring* R)
return _cl_ring_element(R, (cl_I)0);
}
-static cl_boolean I_zerop (cl_heap_ring* R, const _cl_ring_element& x)
+static bool CL_FLATTEN I_zerop (cl_heap_ring* R, const _cl_ring_element& x)
{
- unused R;
- return zerop(The(cl_I)(x));
+ cl_unused R;
+ return zerop_inline(The(cl_I)(x));
}
static const _cl_ring_element I_plus (cl_heap_ring* R, const _cl_ring_element& x, const _cl_ring_element& y)
return _cl_ring_element(R, expt_pos(The(cl_I)(x),y));
}
-static cl_boolean cl_I_p (const cl_number& x)
+static bool cl_I_p (const cl_number& x)
{
- return (cl_boolean)
- (!x.pointer_p()
+ return (!x.pointer_p()
? x.nonpointer_tag() == cl_FN_tag
- : x.pointer_type() == &cl_class_bignum
- );
+ : x.pointer_type() == &cl_class_bignum);
}
static cl_ring_setops I_setops = {
static cl_number_ring_ops<cl_I> I_ops = {
cl_I_p,
- cl_equal,
+ equal,
zerop,
operator+,
operator-,
static void cl_integer_ring_dprint (cl_heap* pointer)
{
- unused pointer;
+ cl_unused pointer;
fprint(cl_debugout, "(cl_integer_ring) cl_I_ring");
}
-cl_class cl_class_integer_ring = {
- cl_integer_ring_destructor,
- cl_class_flags_number_ring,
- cl_integer_ring_dprint
-};
+cl_class cl_class_integer_ring;
+static cl_heap_integer_ring* cl_heap_integer_ring_instance;
// Constructor.
+template <>
inline cl_integer_ring::cl_specialized_number_ring ()
- : cl_number_ring (new cl_heap_integer_ring()) {}
+ : cl_number_ring(cl_heap_integer_ring_instance) {}
+
+const cl_integer_ring cl_I_ring = cl_I_ring;
+
+int cl_I_ring_init_helper::count = 0;
+
+cl_I_ring_init_helper::cl_I_ring_init_helper()
+{
+ if (count++ == 0) {
+ cl_class_integer_ring.destruct = cl_integer_ring_destructor;
+ cl_class_integer_ring.flags = cl_class_flags_number_ring;
+ cl_class_integer_ring.dprint = cl_integer_ring_dprint;
+ cl_heap_integer_ring_instance = new cl_heap_integer_ring();
+ new ((void *)&cl_I_ring) cl_integer_ring();
+ }
+}
+
+cl_I_ring_init_helper::~cl_I_ring_init_helper()
+{
+ if (--count == 0) {
+ delete cl_heap_integer_ring_instance;
+ }
+}
-const cl_integer_ring cl_I_ring;
+} // namespace cln
-CL_PROVIDE_END(cl_I_ring)