| 1 | /* -*-c-*- |
| 2 | * |
| 3 | * Grim hacks to support the Pyrex code |
| 4 | * |
| 5 | * (c) 2005 Straylight/Edgeware |
| 6 | */ |
| 7 | |
| 8 | /*----- Licensing notice --------------------------------------------------* |
| 9 | * |
| 10 | * This file is part of the Python interface to mLib. |
| 11 | * |
| 12 | * mLib/Python is free software; you can redistribute it and/or modify |
| 13 | * it under the terms of the GNU General Public License as published by |
| 14 | * the Free Software Foundation; either version 2 of the License, or |
| 15 | * (at your option) any later version. |
| 16 | * |
| 17 | * mLib/Python is distributed in the hope that it will be useful, |
| 18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 20 | * GNU General Public License for more details. |
| 21 | * |
| 22 | * You should have received a copy of the GNU General Public License |
| 23 | * along with mLib/Python; if not, write to the Free Software Foundation, |
| 24 | * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 25 | */ |
| 26 | |
| 27 | #ifndef GRIM_H |
| 28 | #define GRIM_H |
| 29 | |
| 30 | #ifdef __cplusplus |
| 31 | extern "C" { |
| 32 | #endif |
| 33 | |
| 34 | /*----- Header files ------------------------------------------------------*/ |
| 35 | |
| 36 | #include <Python.h> |
| 37 | |
| 38 | /*----- Utilities ---------------------------------------------------------*/ |
| 39 | |
| 40 | #define PSIZEOF(x) sizeof(*x) |
| 41 | typedef const void *cvp; |
| 42 | |
| 43 | #define RETURN_OBJ(obj) do { Py_INCREF(obj); return (obj); } while (0) |
| 44 | #define RETURN_ME RETURN_OBJ(me) |
| 45 | #define RETURN_NONE RETURN_OBJ(Py_None) |
| 46 | #define RETURN_NOTIMPL RETURN_OBJ(Py_NotImplemented) |
| 47 | |
| 48 | #define METH(func, doc) \ |
| 49 | { #func, METHNAME(func), METH_VARARGS, doc }, |
| 50 | #define KWMETH(func, doc) \ |
| 51 | { #func, (PyCFunction)METHNAME(func), \ |
| 52 | METH_VARARGS | METH_KEYWORDS, doc }, |
| 53 | |
| 54 | #define GET(func, doc) \ |
| 55 | { #func, GETSETNAME(get, func), 0, doc }, |
| 56 | #define GETSET(func, doc) \ |
| 57 | { #func, GETSETNAME(get, func), GETSETNAME(set, func), doc }, |
| 58 | |
| 59 | #ifndef PySequence_Fast_ITEMS |
| 60 | # define PySequence_Fast_ITEMS(o) \ |
| 61 | (PyList_Check(o) ? &PyList_GET_ITEM(o, 0) : &PyTuple_GET_ITEM(o, 0)) |
| 62 | #endif |
| 63 | |
| 64 | #define FREEOBJ(obj) \ |
| 65 | (((PyObject *)(obj))->ob_type->tp_free((PyObject *)(obj))) |
| 66 | |
| 67 | #define KWLIST ((char **)kwlist) |
| 68 | |
| 69 | /*----- Compatibility hacks -----------------------------------------------*/ |
| 70 | #if PY_VERSION_HEX >= 0x03000000 |
| 71 | |
| 72 | /*#define PyInt_Check PyLong_Check*/ |
| 73 | #define PyInt_FromLong PyLong_FromLong |
| 74 | #define PyInt_AS_LONG PyLong_AS_LONG |
| 75 | #define PyInt_AsLong PyLong_AsLong |
| 76 | #define PyInt_AsUnsignedLongMask PyLong_AsUnsignedLongMask |
| 77 | #define PyNumber_Int PyNumber_Long |
| 78 | |
| 79 | #define BIN_CHECK(obj) PyBytes_Check(obj) |
| 80 | #define BIN_PTR(obj) PyBytes_AS_STRING(obj) |
| 81 | #define BIN_LEN(obj) PyBytes_GET_SIZE(obj) |
| 82 | #define BIN_FROMSTR(str) PyBytes_FromString(str) |
| 83 | #define BIN_FORMAT PyBytes_FromFormat |
| 84 | #define BIN_SETLEN(obj, len) do Py_SIZE(obj) = (len); while (0) |
| 85 | |
| 86 | #define TEXT_CHECK(obj) PyUnicode_Check(obj) |
| 87 | #if PY_VERSION_HEX >= 0x03030000 |
| 88 | # define TEXT_PTR(obj) PyUnicode_AsUTF8(obj) |
| 89 | # define TEXT_STR(obj) PyUnicode_AsUTF8(obj) |
| 90 | # define TEXT_PTRLEN(obj, ptr, len) do { \ |
| 91 | Py_ssize_t len_; \ |
| 92 | *(ptr) = PyUnicode_AsUTF8AndSize((obj), &len_); \ |
| 93 | *(len) = len_; \ |
| 94 | } while (0) |
| 95 | # define TEXT_PREPAREWRITE(obj, ptr, sz) do { \ |
| 96 | (obj) = PyUnicode_New((sz), 127); \ |
| 97 | (ptr) = PyUnicode_DATA(obj); \ |
| 98 | } while (0) |
| 99 | # define TEXT_DONEWRITE(obj, len) do { \ |
| 100 | size_t len_ = (len); \ |
| 101 | assert(PyUnicode_IS_COMPACT_ASCII(obj)); \ |
| 102 | ((char *)PyUnicode_DATA(obj))[len_] = 0; \ |
| 103 | ((PyASCIIObject *)(obj))->length = len_; \ |
| 104 | } while (0) |
| 105 | #else |
| 106 | # define TEXT_PTR(obj) _PyUnicode_AsString(obj) |
| 107 | # define TEXT_STR(obj) _PyUnicode_AsString(obj) |
| 108 | # define TEXT_PTRLEN(obj, ptr, len) do { \ |
| 109 | Py_ssize_t len_; \ |
| 110 | *(ptr) = _PyUnicode_AsStringAndSize((obj), &len_); \ |
| 111 | *(len) = len_; \ |
| 112 | } while (0) |
| 113 | # define TEXT_PREPAREWRITE(obj, ptr, sz) do { \ |
| 114 | (obj) = PyBytes_FromStringAndSize(0, (sz)); \ |
| 115 | (ptr) = PyBytes_AS_STRING(obj); \ |
| 116 | } while (0) |
| 117 | # define TEXT_DONEWRITE(obj, len) do { \ |
| 118 | PyObject *new_ = PyUnicode_FromEncodedObject(obj, 0, 0); \ |
| 119 | assert(new_); Py_DECREF(obj); (obj) = new_; \ |
| 120 | } while (0) |
| 121 | #endif |
| 122 | #define TEXT_FORMAT PyUnicode_FromFormat |
| 123 | #define TEXT_FROMSTR(str) PyUnicode_FromString(str) |
| 124 | #define TEXT_FROMSTRLEN(str, len) PyUnicode_FromStringAndSize(str, len) |
| 125 | |
| 126 | #define Py_TPFLAGS_CHECKTYPES 0 |
| 127 | |
| 128 | #else |
| 129 | |
| 130 | #define BIN_CHECK(obj) PyString_Check(obj) |
| 131 | #define BIN_PTR(obj) PyString_AS_STRING(obj) |
| 132 | #define BIN_LEN(obj) PyString_GET_SIZE(obj) |
| 133 | #define BIN_FROMSTR(str) PyString_FromString(str) |
| 134 | #define BIN_FORMAT PyString_FromFormat |
| 135 | #define BIN_SETLEN(obj, len) do Py_SIZE(obj) = (len); while (0) |
| 136 | |
| 137 | #define TEXT_TYPE PyString_Type |
| 138 | #define TEXT_CHECK(obj) PyString_Check(obj) |
| 139 | #define TEXT_PTR(obj) PyString_AS_STRING(obj) |
| 140 | #define TEXT_STR(obj) PyString_AsString(obj) |
| 141 | #define TEXT_PTRLEN(obj, ptr, len) do { \ |
| 142 | *(ptr) = PyString_AS_STRING(obj); \ |
| 143 | *(len) = PyString_GET_SIZE(obj); \ |
| 144 | } while (0) |
| 145 | #define TEXT_FORMAT PyString_FromFormat |
| 146 | #define TEXT_PREPAREWRITE(obj, ptr, sz) do { \ |
| 147 | (obj) = PyString_FromStringAndSize(0, (sz)); \ |
| 148 | (ptr) = PyString_AS_STRING(obj); \ |
| 149 | } while (0) |
| 150 | #define TEXT_DONEWRITE(obj, len) \ |
| 151 | do _PyString_Resize(&(obj), (len)); while (0) |
| 152 | #define TEXT_FROMSTR(str) PyString_FromString(str) |
| 153 | #define TEXT_FROMSTRLEN(str, len) PyString_FromStringAndSize(str, len) |
| 154 | |
| 155 | #endif |
| 156 | |
| 157 | #ifndef PyVarObject_HEAD_INIT |
| 158 | # define PyVarObject_HEAD_INIT(super, sz) PyObject_HEAD_INIT(super) sz, |
| 159 | #endif |
| 160 | |
| 161 | #if PY_VERSION_HEX < 0x03020000 |
| 162 | typedef long Py_hash_t; |
| 163 | #endif |
| 164 | |
| 165 | /*----- That's all, folks -------------------------------------------------*/ |
| 166 | |
| 167 | #ifdef __cplusplus |
| 168 | } |
| 169 | #endif |
| 170 | |
| 171 | #endif |