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1 
2 #ifndef Py_CURSES_H
3 #define Py_CURSES_H
4 
5 #ifdef __APPLE__
6 /*
7 ** On Mac OS X 10.2 [n]curses.h and stdlib.h use different guards
8 ** against multiple definition of wchar_t.
9 */
10 #ifdef	_BSD_WCHAR_T_DEFINED_
11 #define _WCHAR_T
12 #endif
13 
14 /* the following define is necessary for OS X 10.6; without it, the
15    Apple-supplied ncurses.h sets NCURSES_OPAQUE to 1, and then Python
16    can't get at the WINDOW flags field. */
17 #define NCURSES_OPAQUE 0
18 #endif /* __APPLE__ */
19 
20 #ifdef __FreeBSD__
21 /*
22 ** On FreeBSD, [n]curses.h and stdlib.h/wchar.h use different guards
23 ** against multiple definition of wchar_t and wint_t.
24 */
25 #ifdef	_XOPEN_SOURCE_EXTENDED
26 #ifndef __FreeBSD_version
27 #include <osreldate.h>
28 #endif
29 #if __FreeBSD_version >= 500000
30 #ifndef __wchar_t
31 #define __wchar_t
32 #endif
33 #ifndef __wint_t
34 #define __wint_t
35 #endif
36 #else
37 #ifndef _WCHAR_T
38 #define _WCHAR_T
39 #endif
40 #ifndef _WINT_T
41 #define _WINT_T
42 #endif
43 #endif
44 #endif
45 #endif
46 
47 #ifdef HAVE_NCURSES_H
48 #include <ncurses.h>
49 #else
50 #include <curses.h>
51 #ifdef HAVE_TERM_H
52 /* for tigetstr, which is not declared in SysV curses */
53 #include <term.h>
54 #endif
55 #endif
56 
57 #ifdef HAVE_NCURSES_H
58 /* configure was checking <curses.h>, but we will
59    use <ncurses.h>, which has all these features. */
60 #ifndef WINDOW_HAS_FLAGS
61 #define WINDOW_HAS_FLAGS 1
62 #endif
63 #ifndef MVWDELCH_IS_EXPRESSION
64 #define MVWDELCH_IS_EXPRESSION 1
65 #endif
66 #endif
67 
68 #ifdef __cplusplus
69 extern "C" {
70 #endif
71 
72 #define PyCurses_API_pointers 4
73 
74 /* Type declarations */
75 
76 typedef struct {
77 	PyObject_HEAD
78 	WINDOW *win;
79 } PyCursesWindowObject;
80 
81 #define PyCursesWindow_Check(v)	 (Py_TYPE(v) == &PyCursesWindow_Type)
82 
83 #define PyCurses_CAPSULE_NAME "_curses._C_API"
84 
85 
86 #ifdef CURSES_MODULE
87 /* This section is used when compiling _cursesmodule.c */
88 
89 #else
90 /* This section is used in modules that use the _cursesmodule API */
91 
92 static void **PyCurses_API;
93 
94 #define PyCursesWindow_Type (*(PyTypeObject *) PyCurses_API[0])
95 #define PyCursesSetupTermCalled  {if (! ((int (*)(void))PyCurses_API[1]) () ) return NULL;}
96 #define PyCursesInitialised      {if (! ((int (*)(void))PyCurses_API[2]) () ) return NULL;}
97 #define PyCursesInitialisedColor {if (! ((int (*)(void))PyCurses_API[3]) () ) return NULL;}
98 
99 #define import_curses() \
100     PyCurses_API = (void **)PyCapsule_Import(PyCurses_CAPSULE_NAME, 1);
101 
102 #endif
103 
104 /* general error messages */
105 static char *catchall_ERR  = "curses function returned ERR";
106 static char *catchall_NULL = "curses function returned NULL";
107 
108 /* Function Prototype Macros - They are ugly but very, very useful. ;-)
109 
110    X - function name
111    TYPE - parameter Type
112    ERGSTR - format string for construction of the return value
113    PARSESTR - format string for argument parsing
114    */
115 
116 #define NoArgNoReturnFunction(X) \
117 static PyObject *PyCurses_ ## X (PyObject *self) \
118 { \
119   PyCursesInitialised \
120   return PyCursesCheckERR(X(), # X); }
121 
122 #define NoArgOrFlagNoReturnFunction(X) \
123 static PyObject *PyCurses_ ## X (PyObject *self, PyObject *args) \
124 { \
125   int flag = 0; \
126   PyCursesInitialised \
127   switch(PyTuple_Size(args)) { \
128   case 0: \
129     return PyCursesCheckERR(X(), # X); \
130   case 1: \
131     if (!PyArg_ParseTuple(args, "i;True(1) or False(0)", &flag)) return NULL; \
132     if (flag) return PyCursesCheckERR(X(), # X); \
133     else return PyCursesCheckERR(no ## X (), # X); \
134   default: \
135     PyErr_SetString(PyExc_TypeError, # X " requires 0 or 1 arguments"); \
136     return NULL; } }
137 
138 #define NoArgReturnIntFunction(X) \
139 static PyObject *PyCurses_ ## X (PyObject *self) \
140 { \
141  PyCursesInitialised \
142  return PyInt_FromLong((long) X()); }
143 
144 
145 #define NoArgReturnStringFunction(X) \
146 static PyObject *PyCurses_ ## X (PyObject *self) \
147 { \
148   PyCursesInitialised \
149   return PyString_FromString(X()); }
150 
151 #define NoArgTrueFalseFunction(X) \
152 static PyObject *PyCurses_ ## X (PyObject *self) \
153 { \
154   PyCursesInitialised \
155   if (X () == FALSE) { \
156     Py_INCREF(Py_False); \
157     return Py_False; \
158   } \
159   Py_INCREF(Py_True); \
160   return Py_True; }
161 
162 #define NoArgNoReturnVoidFunction(X) \
163 static PyObject *PyCurses_ ## X (PyObject *self) \
164 { \
165   PyCursesInitialised \
166   X(); \
167   Py_INCREF(Py_None); \
168   return Py_None; }
169 
170 #ifdef __cplusplus
171 }
172 #endif
173 
174 #endif /* !defined(Py_CURSES_H) */
175 
176 
177