#include <isl/constraint.h>
#include <isl/set.h>
+#include <isl/vertices.h>
-struct pointer_list {
- int cursor;
- PyObject *pointers;
-};
-
-typedef struct pointer_list pointer_list;
-
-
-static int pointer_list_append_constraint(isl_constraint *c, void *user) {
- pointer_list *list;
- PyObject *value;
-
- list = (pointer_list *) user;
- value = PyLong_FromVoidPtr(c);
- if (value == NULL) {
+static inline int _append_pointer_to_list(void *pointer, void *user) {
+ PyObject *list, *item;
+ list = (PyObject *) user;
+ item = PyLong_FromVoidPtr(pointer);
+ if (item == NULL) {
return -1;
}
- PyList_SET_ITEM(list->pointers, list->cursor++, value);
- return 0;
+ return PyList_Append(list, item);
}
-static PyObject * isl_basic_set_constraints(PyObject *self, PyObject* args) {
- long ptr;
- isl_basic_set *bset;
- int n;
- PyObject *pointers;
- pointer_list *list;
+static int _append_constraint_to_list(isl_constraint *constraint, void *user) {
+ return _append_pointer_to_list((void *) constraint, user);
+}
- if (!PyArg_ParseTuple(args, "l", &ptr)) {
+static PyObject * isl_basic_set_constraints(PyObject *self, PyObject *args) {
+ long pointer;
+ isl_basic_set *bset;
+ PyObject *list;
+ if (!PyArg_ParseTuple(args, "l", &pointer)) {
return NULL;
}
- bset = (isl_basic_set *) ptr;
- n = isl_basic_set_n_constraint(bset);
- if (n == -1) {
+ bset = (isl_basic_set *) pointer;
+ list = PyList_New(0);
+ if (list == NULL) {
+ return NULL;
+ }
+ if (isl_basic_set_foreach_constraint(bset, _append_constraint_to_list, list) == -1) {
PyErr_SetString(PyExc_RuntimeError,
- "an error occurred in isl_basic_set_n_constraint");
+ "an error occurred in isl_basic_set_foreach_constraint");
+ Py_DECREF(list);
return NULL;
}
- pointers = PyList_New(n);
- if (pointers == NULL) {
+ return list;
+}
+
+static int _append_basic_set_to_list(isl_basic_set *bset, void *user) {
+ return _append_pointer_to_list((void *) bset, user);
+}
+
+static PyObject * isl_set_basic_sets(PyObject *self, PyObject *args) {
+ long pointer;
+ isl_set *set;
+ PyObject *list;
+ if (!PyArg_ParseTuple(args, "l", &pointer)) {
return NULL;
}
- list = malloc(sizeof(pointer_list));
+ set = (isl_set *) pointer;
+ list = PyList_New(0);
if (list == NULL) {
- Py_DECREF(pointers);
- return PyErr_NoMemory();
+ return NULL;
}
- list->cursor = 0;
- list->pointers = pointers;
- n = isl_basic_set_foreach_constraint(bset, pointer_list_append_constraint,
- list);
- free(list);
- if (n == -1) {
+ if (isl_set_foreach_basic_set(set, _append_basic_set_to_list, list) == -1) {
PyErr_SetString(PyExc_RuntimeError,
- "an error occurred in isl_basic_set_foreach_constraint");
- Py_DECREF(pointers);
+ "an error occurred in isl_set_foreach_basic_set");
+ Py_DECREF(list);
return NULL;
}
- return pointers;
+ return list;
}
-
-static int pointer_list_append_basic_set(isl_basic_set *bset, void *user) {
- pointer_list *list;
- PyObject *value;
-
- list = (pointer_list *) user;
- value = PyLong_FromVoidPtr(bset);
- if (value == NULL) {
- return -1;
- }
- PyList_SET_ITEM(list->pointers, list->cursor++, value);
- return 0;
+static int _append_point_to_list(isl_point *point, void* user) {
+ return _append_pointer_to_list((void *) point, user);
}
-static PyObject * isl_set_basic_sets(PyObject *self, PyObject *args) {
- long ptr;
+static PyObject * isl_set_points(PyObject *self, PyObject *args) {
+ long pointer;
isl_set *set;
- int n;
- PyObject *pointers;
- pointer_list *list;
-
- if (!PyArg_ParseTuple(args, "l", &ptr)) {
+ PyObject *list;
+ if (!PyArg_ParseTuple(args, "l", &pointer)) {
return NULL;
}
- set = (isl_set *) ptr;
- n = isl_set_n_basic_set(set);
- if (n == -1) {
+ set = (isl_set *) pointer;
+ list = PyList_New(0);
+ if (list == NULL) {
+ return NULL;
+ }
+ if (isl_set_foreach_point(set, _append_point_to_list, list) == -1) {
PyErr_SetString(PyExc_RuntimeError,
- "an error occurred in isl_set_n_basic_set");
+ "an error occurred in isl_set_foreach_point");
+ Py_DECREF(list);
return NULL;
}
- pointers = PyList_New(n);
- if (pointers == NULL) {
+ return list;
+}
+
+static int _append_vertex_to_list(isl_vertex *vertex, void* user) {
+ return _append_pointer_to_list((void *) vertex, user);
+}
+
+static PyObject * isl_vertices_vertices(PyObject *self, PyObject *args) {
+ long pointer;
+ isl_vertices *vertices;
+ PyObject *list;
+ if (!PyArg_ParseTuple(args, "l", &pointer)) {
return NULL;
}
- list = malloc(sizeof(pointer_list));
+ vertices = (isl_vertices *) pointer;
+ list = PyList_New(0);
if (list == NULL) {
- Py_DECREF(pointers);
- return PyErr_NoMemory();
+ return NULL;
}
- list->cursor = 0;
- list->pointers = pointers;
- n = isl_set_foreach_basic_set(set, pointer_list_append_basic_set, list);
- free(list);
- if (n == -1) {
+ if (isl_vertices_foreach_vertex(vertices, _append_vertex_to_list, list) == -1) {
PyErr_SetString(PyExc_RuntimeError,
- "an error occurred in isl_set_foreach_basic_set");
- Py_DECREF(pointers);
+ "an error occurred in isl_vertices_foreach_vertex");
+ Py_DECREF(list);
return NULL;
}
- return pointers;
+ return list;
}
static PyMethodDef _islhelper_methods[] = {
{"isl_basic_set_constraints", isl_basic_set_constraints, METH_VARARGS, NULL},
{"isl_set_basic_sets", isl_set_basic_sets, METH_VARARGS, NULL},
+ {"isl_set_points", isl_set_points, METH_VARARGS, NULL},
+ {"isl_vertices_vertices", isl_vertices_vertices, METH_VARARGS, NULL},
{NULL, NULL, 0, NULL}
};
if (m == NULL) {
return NULL;
}
-
if (PyModule_AddObject(m, "dim_set", PyLong_FromLong(isl_dim_set)) == -1) {
return NULL;
}
-
return m;
}
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