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133 lines
3.5 KiB
C
133 lines
3.5 KiB
C
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#ifndef Py_CURSES_H
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#define Py_CURSES_H
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#ifdef HAVE_NCURSES_H
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#include <ncurses.h>
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#else
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#include <curses.h>
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define PyCurses_API_pointers 4
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/* Type declarations */
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typedef struct {
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PyObject_HEAD
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WINDOW *win;
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} PyCursesWindowObject;
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#define PyCursesWindow_Check(v) ((v)->ob_type == &PyCursesWindow_Type)
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#ifdef CURSES_MODULE
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/* This section is used when compiling _cursesmodule.c */
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#else
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/* This section is used in modules that use the _cursesmodule API */
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static void **PyCurses_API;
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#define PyCursesWindow_Type (*(PyTypeObject *) PyCurses_API[0])
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#define PyCursesSetupTermCalled {if (! ((int (*)(void))PyCurses_API[1]) () ) return NULL;}
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#define PyCursesInitialised {if (! ((int (*)(void))PyCurses_API[2]) () ) return NULL;}
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#define PyCursesInitialisedColor {if (! ((int (*)(void))PyCurses_API[3]) () ) return NULL;}
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#define import_curses() \
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{ \
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PyObject *module = PyImport_ImportModule("_curses"); \
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if (module != NULL) { \
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PyObject *module_dict = PyModule_GetDict(module); \
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PyObject *c_api_object = PyDict_GetItemString(module_dict, "_C_API"); \
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if (PyCObject_Check(c_api_object)) { \
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PyCurses_API = (void **)PyCObject_AsVoidPtr(c_api_object); \
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} \
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} \
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}
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#endif
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/* general error messages */
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static char *catchall_ERR = "curses function returned ERR";
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static char *catchall_NULL = "curses function returned NULL";
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/* Utility macros */
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#define ARG_COUNT(X) \
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(((X) == NULL) ? 0 : (PyTuple_Check(X) ? PyTuple_Size(X) : 1))
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/* Function Prototype Macros - They are ugly but very, very useful. ;-)
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X - function name
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TYPE - parameter Type
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ERGSTR - format string for construction of the return value
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PARSESTR - format string for argument parsing
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*/
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#define NoArgNoReturnFunction(X) \
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static PyObject *PyCurses_ ## X (PyObject *self, PyObject *args) \
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{ \
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PyCursesInitialised \
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if (!PyArg_NoArgs(args)) return NULL; \
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return PyCursesCheckERR(X(), # X); }
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#define NoArgOrFlagNoReturnFunction(X) \
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static PyObject *PyCurses_ ## X (PyObject *self, PyObject *args) \
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{ \
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int flag = 0; \
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PyCursesInitialised \
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switch(ARG_COUNT(args)) { \
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case 0: \
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return PyCursesCheckERR(X(), # X); \
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case 1: \
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if (!PyArg_Parse(args, "i;True(1) or False(0)", &flag)) return NULL; \
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if (flag) return PyCursesCheckERR(X(), # X); \
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else return PyCursesCheckERR(no ## X (), # X); \
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default: \
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PyErr_SetString(PyExc_TypeError, # X " requires 0 or 1 arguments"); \
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return NULL; } }
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#define NoArgReturnIntFunction(X) \
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static PyObject *PyCurses_ ## X (PyObject *self, PyObject *args) \
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{ \
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PyCursesInitialised \
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if (!PyArg_NoArgs(args)) return NULL; \
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return PyInt_FromLong((long) X()); }
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#define NoArgReturnStringFunction(X) \
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static PyObject *PyCurses_ ## X (PyObject *self, PyObject *args) \
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{ \
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PyCursesInitialised \
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if (!PyArg_NoArgs(args)) return NULL; \
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return PyString_FromString(X()); }
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#define NoArgTrueFalseFunction(X) \
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static PyObject *PyCurses_ ## X (PyObject *self, PyObject *args) \
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{ \
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PyCursesInitialised \
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if (!PyArg_NoArgs(args)) return NULL; \
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if (X () == FALSE) { \
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Py_INCREF(Py_False); \
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return Py_False; \
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} \
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Py_INCREF(Py_True); \
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return Py_True; }
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#define NoArgNoReturnVoidFunction(X) \
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static PyObject *PyCurses_ ## X (PyObject *self, PyObject *args) \
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{ \
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PyCursesInitialised \
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if (!PyArg_NoArgs(args)) return NULL; \
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X(); \
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Py_INCREF(Py_None); \
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return Py_None; }
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#ifdef __cplusplus
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}
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#endif
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#endif /* !defined(Py_CURSES_H) */
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