7
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1 /* vi:set ts=8 sts=4 sw=4:
|
|
2 *
|
|
3 * VIM - Vi IMproved by Bram Moolenaar
|
|
4 *
|
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5 * Do ":help uganda" in Vim to read copying and usage conditions.
|
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6 * Do ":help credits" in Vim to see a list of people who contributed.
|
|
7 * See README.txt for an overview of the Vim source code.
|
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8 */
|
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9 /*
|
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10 * Python extensions by Paul Moore.
|
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11 * Changes for Unix by David Leonard.
|
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12 *
|
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13 * This consists of four parts:
|
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14 * 1. Python interpreter main program
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15 * 2. Python output stream: writes output via [e]msg().
|
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16 * 3. Implementation of the Vim module for Python
|
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17 * 4. Utility functions for handling the interface between Vim and Python.
|
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18 */
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19
|
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20 #include "vim.h"
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21
|
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22 #include <limits.h>
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23
|
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24 /* Python.h defines _POSIX_THREADS itself (if needed) */
|
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25 #ifdef _POSIX_THREADS
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26 # undef _POSIX_THREADS
|
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27 #endif
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28
|
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29 #if defined(_WIN32) && defined (HAVE_FCNTL_H)
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30 # undef HAVE_FCNTL_H
|
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31 #endif
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32
|
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33 #ifdef _DEBUG
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34 # undef _DEBUG
|
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35 #endif
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36
|
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37 #ifdef HAVE_STDARG_H
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38 # undef HAVE_STDARG_H /* Python's config.h defines it as well. */
|
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39 #endif
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1991
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40 #ifdef _POSIX_C_SOURCE
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41 # undef _POSIX_C_SOURCE /* pyconfig.h defines it as well. */
|
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42 #endif
|
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43 #ifdef _XOPEN_SOURCE
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44 # undef _XOPEN_SOURCE /* pyconfig.h defines it as well. */
|
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45 #endif
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7
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46
|
1594
|
47 #define PY_SSIZE_T_CLEAN
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48
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7
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49 #include <Python.h>
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|
50 #if defined(MACOS) && !defined(MACOS_X_UNIX)
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51 # include "macglue.h"
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52 # include <CodeFragments.h>
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53 #endif
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54 #undef main /* Defined in python.h - aargh */
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55 #undef HAVE_FCNTL_H /* Clash with os_win32.h */
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56
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57 #if !defined(FEAT_PYTHON) && defined(PROTO)
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58 /* Use this to be able to generate prototypes without python being used. */
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1607
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59 # define PyObject Py_ssize_t
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60 # define PyThreadState Py_ssize_t
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61 # define PyTypeObject Py_ssize_t
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62 struct PyMethodDef { Py_ssize_t a; };
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63 # define PySequenceMethods Py_ssize_t
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7
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64 #endif
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65
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1594
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66 #if defined(PY_VERSION_HEX) && PY_VERSION_HEX >= 0x02050000
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67 # define PyInt Py_ssize_t
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68 # define PyInquiry lenfunc
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69 # define PyIntArgFunc ssizeargfunc
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70 # define PyIntIntArgFunc ssizessizeargfunc
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71 # define PyIntObjArgProc ssizeobjargproc
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72 # define PyIntIntObjArgProc ssizessizeobjargproc
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1607
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73 # define Py_ssize_t_fmt "n"
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1594
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74 #else
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75 # define PyInt int
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76 # define PyInquiry inquiry
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77 # define PyIntArgFunc intargfunc
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78 # define PyIntIntArgFunc intintargfunc
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79 # define PyIntObjArgProc intobjargproc
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80 # define PyIntIntObjArgProc intintobjargproc
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1607
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81 # define Py_ssize_t_fmt "i"
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1594
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82 #endif
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83
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7
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84 /* Parser flags */
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85 #define single_input 256
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86 #define file_input 257
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87 #define eval_input 258
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88
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89 #if defined(PY_VERSION_HEX) && PY_VERSION_HEX >= 0x020300F0
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90 /* Python 2.3: can invoke ":python" recursively. */
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91 # define PY_CAN_RECURSE
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92 #endif
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93
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94 #if defined(DYNAMIC_PYTHON) || defined(PROTO)
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95 # ifndef DYNAMIC_PYTHON
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1607
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96 # define HINSTANCE long_u /* for generating prototypes */
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7
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97 # endif
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98
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1607
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99 /* This makes if_python.c compile without warnings against Python 2.5
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100 * on Win32 and Win64. */
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101 #undef PyRun_SimpleString
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102 #undef PyArg_Parse
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103 #undef PyArg_ParseTuple
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104 #undef Py_BuildValue
|
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105 #undef Py_InitModule4
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106 #undef Py_InitModule4_64
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107
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7
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108 /*
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109 * Wrapper defines
|
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110 */
|
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111 # define PyArg_Parse dll_PyArg_Parse
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112 # define PyArg_ParseTuple dll_PyArg_ParseTuple
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113 # define PyDict_SetItemString dll_PyDict_SetItemString
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114 # define PyErr_BadArgument dll_PyErr_BadArgument
|
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115 # define PyErr_Clear dll_PyErr_Clear
|
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116 # define PyErr_NoMemory dll_PyErr_NoMemory
|
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117 # define PyErr_Occurred dll_PyErr_Occurred
|
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118 # define PyErr_SetNone dll_PyErr_SetNone
|
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119 # define PyErr_SetString dll_PyErr_SetString
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120 # define PyEval_InitThreads dll_PyEval_InitThreads
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121 # define PyEval_RestoreThread dll_PyEval_RestoreThread
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122 # define PyEval_SaveThread dll_PyEval_SaveThread
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123 # ifdef PY_CAN_RECURSE
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124 # define PyGILState_Ensure dll_PyGILState_Ensure
|
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125 # define PyGILState_Release dll_PyGILState_Release
|
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126 # endif
|
|
127 # define PyInt_AsLong dll_PyInt_AsLong
|
|
128 # define PyInt_FromLong dll_PyInt_FromLong
|
|
129 # define PyInt_Type (*dll_PyInt_Type)
|
|
130 # define PyList_GetItem dll_PyList_GetItem
|
637
|
131 # define PyList_Append dll_PyList_Append
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7
|
132 # define PyList_New dll_PyList_New
|
|
133 # define PyList_SetItem dll_PyList_SetItem
|
|
134 # define PyList_Size dll_PyList_Size
|
|
135 # define PyList_Type (*dll_PyList_Type)
|
|
136 # define PyImport_ImportModule dll_PyImport_ImportModule
|
637
|
137 # define PyDict_New dll_PyDict_New
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7
|
138 # define PyDict_GetItemString dll_PyDict_GetItemString
|
|
139 # define PyModule_GetDict dll_PyModule_GetDict
|
|
140 # define PyRun_SimpleString dll_PyRun_SimpleString
|
|
141 # define PyString_AsString dll_PyString_AsString
|
|
142 # define PyString_FromString dll_PyString_FromString
|
|
143 # define PyString_FromStringAndSize dll_PyString_FromStringAndSize
|
|
144 # define PyString_Size dll_PyString_Size
|
|
145 # define PyString_Type (*dll_PyString_Type)
|
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146 # define PySys_SetObject dll_PySys_SetObject
|
|
147 # define PySys_SetArgv dll_PySys_SetArgv
|
|
148 # define PyType_Type (*dll_PyType_Type)
|
|
149 # define Py_BuildValue dll_Py_BuildValue
|
|
150 # define Py_FindMethod dll_Py_FindMethod
|
|
151 # define Py_InitModule4 dll_Py_InitModule4
|
|
152 # define Py_Initialize dll_Py_Initialize
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242
|
153 # define Py_Finalize dll_Py_Finalize
|
|
154 # define Py_IsInitialized dll_Py_IsInitialized
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7
|
155 # define _PyObject_New dll__PyObject_New
|
|
156 # define _Py_NoneStruct (*dll__Py_NoneStruct)
|
|
157 # define PyObject_Init dll__PyObject_Init
|
|
158 # if defined(PY_VERSION_HEX) && PY_VERSION_HEX >= 0x02020000
|
|
159 # define PyType_IsSubtype dll_PyType_IsSubtype
|
|
160 # endif
|
|
161 # if defined(PY_VERSION_HEX) && PY_VERSION_HEX >= 0x02030000
|
|
162 # define PyObject_Malloc dll_PyObject_Malloc
|
|
163 # define PyObject_Free dll_PyObject_Free
|
|
164 # endif
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165
|
|
166 /*
|
|
167 * Pointers for dynamic link
|
|
168 */
|
|
169 static int(*dll_PyArg_Parse)(PyObject *, char *, ...);
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|
170 static int(*dll_PyArg_ParseTuple)(PyObject *, char *, ...);
|
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171 static int(*dll_PyDict_SetItemString)(PyObject *dp, char *key, PyObject *item);
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172 static int(*dll_PyErr_BadArgument)(void);
|
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173 static void(*dll_PyErr_Clear)(void);
|
|
174 static PyObject*(*dll_PyErr_NoMemory)(void);
|
|
175 static PyObject*(*dll_PyErr_Occurred)(void);
|
|
176 static void(*dll_PyErr_SetNone)(PyObject *);
|
|
177 static void(*dll_PyErr_SetString)(PyObject *, const char *);
|
|
178 static void(*dll_PyEval_InitThreads)(void);
|
|
179 static void(*dll_PyEval_RestoreThread)(PyThreadState *);
|
|
180 static PyThreadState*(*dll_PyEval_SaveThread)(void);
|
|
181 # ifdef PY_CAN_RECURSE
|
|
182 static PyGILState_STATE (*dll_PyGILState_Ensure)(void);
|
|
183 static void (*dll_PyGILState_Release)(PyGILState_STATE);
|
|
184 #endif
|
|
185 static long(*dll_PyInt_AsLong)(PyObject *);
|
|
186 static PyObject*(*dll_PyInt_FromLong)(long);
|
|
187 static PyTypeObject* dll_PyInt_Type;
|
1594
|
188 static PyObject*(*dll_PyList_GetItem)(PyObject *, PyInt);
|
637
|
189 static PyObject*(*dll_PyList_Append)(PyObject *, PyObject *);
|
1594
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190 static PyObject*(*dll_PyList_New)(PyInt size);
|
|
191 static int(*dll_PyList_SetItem)(PyObject *, PyInt, PyObject *);
|
|
192 static PyInt(*dll_PyList_Size)(PyObject *);
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7
|
193 static PyTypeObject* dll_PyList_Type;
|
|
194 static PyObject*(*dll_PyImport_ImportModule)(const char *);
|
637
|
195 static PyObject*(*dll_PyDict_New)(void);
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7
|
196 static PyObject*(*dll_PyDict_GetItemString)(PyObject *, const char *);
|
|
197 static PyObject*(*dll_PyModule_GetDict)(PyObject *);
|
|
198 static int(*dll_PyRun_SimpleString)(char *);
|
|
199 static char*(*dll_PyString_AsString)(PyObject *);
|
|
200 static PyObject*(*dll_PyString_FromString)(const char *);
|
1594
|
201 static PyObject*(*dll_PyString_FromStringAndSize)(const char *, PyInt);
|
|
202 static PyInt(*dll_PyString_Size)(PyObject *);
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7
|
203 static PyTypeObject* dll_PyString_Type;
|
|
204 static int(*dll_PySys_SetObject)(char *, PyObject *);
|
|
205 static int(*dll_PySys_SetArgv)(int, char **);
|
|
206 static PyTypeObject* dll_PyType_Type;
|
|
207 static PyObject*(*dll_Py_BuildValue)(char *, ...);
|
|
208 static PyObject*(*dll_Py_FindMethod)(struct PyMethodDef[], PyObject *, char *);
|
|
209 static PyObject*(*dll_Py_InitModule4)(char *, struct PyMethodDef *, char *, PyObject *, int);
|
|
210 static void(*dll_Py_Initialize)(void);
|
242
|
211 static void(*dll_Py_Finalize)(void);
|
|
212 static int(*dll_Py_IsInitialized)(void);
|
7
|
213 static PyObject*(*dll__PyObject_New)(PyTypeObject *, PyObject *);
|
|
214 static PyObject*(*dll__PyObject_Init)(PyObject *, PyTypeObject *);
|
|
215 static PyObject* dll__Py_NoneStruct;
|
|
216 # if defined(PY_VERSION_HEX) && PY_VERSION_HEX >= 0x02020000
|
|
217 static int (*dll_PyType_IsSubtype)(PyTypeObject *, PyTypeObject *);
|
|
218 # endif
|
|
219 # if defined(PY_VERSION_HEX) && PY_VERSION_HEX >= 0x02030000
|
|
220 static void* (*dll_PyObject_Malloc)(size_t);
|
|
221 static void (*dll_PyObject_Free)(void*);
|
|
222 # endif
|
|
223
|
|
224 static HINSTANCE hinstPython = 0; /* Instance of python.dll */
|
|
225
|
|
226 /* Imported exception objects */
|
|
227 static PyObject *imp_PyExc_AttributeError;
|
|
228 static PyObject *imp_PyExc_IndexError;
|
|
229 static PyObject *imp_PyExc_KeyboardInterrupt;
|
|
230 static PyObject *imp_PyExc_TypeError;
|
|
231 static PyObject *imp_PyExc_ValueError;
|
|
232
|
|
233 # define PyExc_AttributeError imp_PyExc_AttributeError
|
|
234 # define PyExc_IndexError imp_PyExc_IndexError
|
|
235 # define PyExc_KeyboardInterrupt imp_PyExc_KeyboardInterrupt
|
|
236 # define PyExc_TypeError imp_PyExc_TypeError
|
|
237 # define PyExc_ValueError imp_PyExc_ValueError
|
|
238
|
|
239 /*
|
|
240 * Table of name to function pointer of python.
|
|
241 */
|
|
242 # define PYTHON_PROC FARPROC
|
|
243 static struct
|
|
244 {
|
|
245 char *name;
|
|
246 PYTHON_PROC *ptr;
|
|
247 } python_funcname_table[] =
|
|
248 {
|
|
249 {"PyArg_Parse", (PYTHON_PROC*)&dll_PyArg_Parse},
|
|
250 {"PyArg_ParseTuple", (PYTHON_PROC*)&dll_PyArg_ParseTuple},
|
|
251 {"PyDict_SetItemString", (PYTHON_PROC*)&dll_PyDict_SetItemString},
|
|
252 {"PyErr_BadArgument", (PYTHON_PROC*)&dll_PyErr_BadArgument},
|
|
253 {"PyErr_Clear", (PYTHON_PROC*)&dll_PyErr_Clear},
|
|
254 {"PyErr_NoMemory", (PYTHON_PROC*)&dll_PyErr_NoMemory},
|
|
255 {"PyErr_Occurred", (PYTHON_PROC*)&dll_PyErr_Occurred},
|
|
256 {"PyErr_SetNone", (PYTHON_PROC*)&dll_PyErr_SetNone},
|
|
257 {"PyErr_SetString", (PYTHON_PROC*)&dll_PyErr_SetString},
|
|
258 {"PyEval_InitThreads", (PYTHON_PROC*)&dll_PyEval_InitThreads},
|
|
259 {"PyEval_RestoreThread", (PYTHON_PROC*)&dll_PyEval_RestoreThread},
|
|
260 {"PyEval_SaveThread", (PYTHON_PROC*)&dll_PyEval_SaveThread},
|
|
261 # ifdef PY_CAN_RECURSE
|
|
262 {"PyGILState_Ensure", (PYTHON_PROC*)&dll_PyGILState_Ensure},
|
|
263 {"PyGILState_Release", (PYTHON_PROC*)&dll_PyGILState_Release},
|
|
264 # endif
|
|
265 {"PyInt_AsLong", (PYTHON_PROC*)&dll_PyInt_AsLong},
|
|
266 {"PyInt_FromLong", (PYTHON_PROC*)&dll_PyInt_FromLong},
|
|
267 {"PyInt_Type", (PYTHON_PROC*)&dll_PyInt_Type},
|
|
268 {"PyList_GetItem", (PYTHON_PROC*)&dll_PyList_GetItem},
|
637
|
269 {"PyList_Append", (PYTHON_PROC*)&dll_PyList_Append},
|
7
|
270 {"PyList_New", (PYTHON_PROC*)&dll_PyList_New},
|
|
271 {"PyList_SetItem", (PYTHON_PROC*)&dll_PyList_SetItem},
|
|
272 {"PyList_Size", (PYTHON_PROC*)&dll_PyList_Size},
|
|
273 {"PyList_Type", (PYTHON_PROC*)&dll_PyList_Type},
|
|
274 {"PyImport_ImportModule", (PYTHON_PROC*)&dll_PyImport_ImportModule},
|
|
275 {"PyDict_GetItemString", (PYTHON_PROC*)&dll_PyDict_GetItemString},
|
637
|
276 {"PyDict_New", (PYTHON_PROC*)&dll_PyDict_New},
|
7
|
277 {"PyModule_GetDict", (PYTHON_PROC*)&dll_PyModule_GetDict},
|
|
278 {"PyRun_SimpleString", (PYTHON_PROC*)&dll_PyRun_SimpleString},
|
|
279 {"PyString_AsString", (PYTHON_PROC*)&dll_PyString_AsString},
|
|
280 {"PyString_FromString", (PYTHON_PROC*)&dll_PyString_FromString},
|
|
281 {"PyString_FromStringAndSize", (PYTHON_PROC*)&dll_PyString_FromStringAndSize},
|
|
282 {"PyString_Size", (PYTHON_PROC*)&dll_PyString_Size},
|
|
283 {"PyString_Type", (PYTHON_PROC*)&dll_PyString_Type},
|
|
284 {"PySys_SetObject", (PYTHON_PROC*)&dll_PySys_SetObject},
|
|
285 {"PySys_SetArgv", (PYTHON_PROC*)&dll_PySys_SetArgv},
|
|
286 {"PyType_Type", (PYTHON_PROC*)&dll_PyType_Type},
|
|
287 {"Py_BuildValue", (PYTHON_PROC*)&dll_Py_BuildValue},
|
|
288 {"Py_FindMethod", (PYTHON_PROC*)&dll_Py_FindMethod},
|
1607
|
289 # if (PY_VERSION_HEX >= 0x02050000) && SIZEOF_SIZE_T != SIZEOF_INT
|
|
290 {"Py_InitModule4_64", (PYTHON_PROC*)&dll_Py_InitModule4},
|
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291 # else
|
7
|
292 {"Py_InitModule4", (PYTHON_PROC*)&dll_Py_InitModule4},
|
1607
|
293 # endif
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7
|
294 {"Py_Initialize", (PYTHON_PROC*)&dll_Py_Initialize},
|
242
|
295 {"Py_Finalize", (PYTHON_PROC*)&dll_Py_Finalize},
|
|
296 {"Py_IsInitialized", (PYTHON_PROC*)&dll_Py_IsInitialized},
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7
|
297 {"_PyObject_New", (PYTHON_PROC*)&dll__PyObject_New},
|
|
298 {"PyObject_Init", (PYTHON_PROC*)&dll__PyObject_Init},
|
|
299 {"_Py_NoneStruct", (PYTHON_PROC*)&dll__Py_NoneStruct},
|
|
300 # if defined(PY_VERSION_HEX) && PY_VERSION_HEX >= 0x02020000
|
|
301 {"PyType_IsSubtype", (PYTHON_PROC*)&dll_PyType_IsSubtype},
|
|
302 # endif
|
|
303 # if defined(PY_VERSION_HEX) && PY_VERSION_HEX >= 0x02030000
|
|
304 {"PyObject_Malloc", (PYTHON_PROC*)&dll_PyObject_Malloc},
|
|
305 {"PyObject_Free", (PYTHON_PROC*)&dll_PyObject_Free},
|
|
306 # endif
|
|
307 {"", NULL},
|
|
308 };
|
|
309
|
|
310 /*
|
|
311 * Free python.dll
|
|
312 */
|
|
313 static void
|
|
314 end_dynamic_python(void)
|
|
315 {
|
|
316 if (hinstPython)
|
|
317 {
|
|
318 FreeLibrary(hinstPython);
|
|
319 hinstPython = 0;
|
|
320 }
|
|
321 }
|
|
322
|
|
323 /*
|
|
324 * Load library and get all pointers.
|
|
325 * Parameter 'libname' provides name of DLL.
|
|
326 * Return OK or FAIL.
|
|
327 */
|
|
328 static int
|
|
329 python_runtime_link_init(char *libname, int verbose)
|
|
330 {
|
|
331 int i;
|
|
332
|
|
333 if (hinstPython)
|
|
334 return OK;
|
|
335 hinstPython = LoadLibrary(libname);
|
|
336 if (!hinstPython)
|
|
337 {
|
|
338 if (verbose)
|
|
339 EMSG2(_(e_loadlib), libname);
|
|
340 return FAIL;
|
|
341 }
|
|
342
|
|
343 for (i = 0; python_funcname_table[i].ptr; ++i)
|
|
344 {
|
|
345 if ((*python_funcname_table[i].ptr = GetProcAddress(hinstPython,
|
|
346 python_funcname_table[i].name)) == NULL)
|
|
347 {
|
|
348 FreeLibrary(hinstPython);
|
|
349 hinstPython = 0;
|
|
350 if (verbose)
|
|
351 EMSG2(_(e_loadfunc), python_funcname_table[i].name);
|
|
352 return FAIL;
|
|
353 }
|
|
354 }
|
|
355 return OK;
|
|
356 }
|
|
357
|
|
358 /*
|
|
359 * If python is enabled (there is installed python on Windows system) return
|
|
360 * TRUE, else FALSE.
|
|
361 */
|
|
362 int
|
1607
|
363 python_enabled(int verbose)
|
7
|
364 {
|
|
365 return python_runtime_link_init(DYNAMIC_PYTHON_DLL, verbose) == OK;
|
|
366 }
|
|
367
|
|
368 /* Load the standard Python exceptions - don't import the symbols from the
|
|
369 * DLL, as this can cause errors (importing data symbols is not reliable).
|
|
370 */
|
|
371 static void get_exceptions __ARGS((void));
|
|
372
|
|
373 static void
|
|
374 get_exceptions()
|
|
375 {
|
|
376 PyObject *exmod = PyImport_ImportModule("exceptions");
|
|
377 PyObject *exdict = PyModule_GetDict(exmod);
|
|
378 imp_PyExc_AttributeError = PyDict_GetItemString(exdict, "AttributeError");
|
|
379 imp_PyExc_IndexError = PyDict_GetItemString(exdict, "IndexError");
|
|
380 imp_PyExc_KeyboardInterrupt = PyDict_GetItemString(exdict, "KeyboardInterrupt");
|
|
381 imp_PyExc_TypeError = PyDict_GetItemString(exdict, "TypeError");
|
|
382 imp_PyExc_ValueError = PyDict_GetItemString(exdict, "ValueError");
|
|
383 Py_XINCREF(imp_PyExc_AttributeError);
|
|
384 Py_XINCREF(imp_PyExc_IndexError);
|
|
385 Py_XINCREF(imp_PyExc_KeyboardInterrupt);
|
|
386 Py_XINCREF(imp_PyExc_TypeError);
|
|
387 Py_XINCREF(imp_PyExc_ValueError);
|
|
388 Py_XDECREF(exmod);
|
|
389 }
|
|
390 #endif /* DYNAMIC_PYTHON */
|
|
391
|
|
392 /******************************************************
|
|
393 * Internal function prototypes.
|
|
394 */
|
|
395
|
|
396 static void DoPythonCommand(exarg_T *, const char *);
|
1607
|
397 static PyInt RangeStart;
|
|
398 static PyInt RangeEnd;
|
7
|
399
|
|
400 static void PythonIO_Flush(void);
|
|
401 static int PythonIO_Init(void);
|
|
402 static int PythonMod_Init(void);
|
|
403
|
|
404 /* Utility functions for the vim/python interface
|
|
405 * ----------------------------------------------
|
|
406 */
|
1607
|
407 static PyObject *GetBufferLine(buf_T *, PyInt);
|
1594
|
408 static PyObject *GetBufferLineList(buf_T *, PyInt, PyInt);
|
7
|
409
|
1607
|
410 static int SetBufferLine(buf_T *, PyInt, PyObject *, PyInt *);
|
|
411 static int SetBufferLineList(buf_T *, PyInt, PyInt, PyObject *, PyInt *);
|
|
412 static int InsertBufferLines(buf_T *, PyInt, PyObject *, PyInt *);
|
7
|
413
|
|
414 static PyObject *LineToString(const char *);
|
|
415 static char *StringToLine(PyObject *);
|
|
416
|
|
417 static int VimErrorCheck(void);
|
|
418
|
|
419 #define PyErr_SetVim(str) PyErr_SetString(VimError, str)
|
|
420
|
|
421 /******************************************************
|
|
422 * 1. Python interpreter main program.
|
|
423 */
|
|
424
|
|
425 static int initialised = 0;
|
|
426
|
|
427 #if PYTHON_API_VERSION < 1007 /* Python 1.4 */
|
|
428 typedef PyObject PyThreadState;
|
323
|
429 #endif
|
|
430
|
|
431 #ifdef PY_CAN_RECURSE
|
|
432 static PyGILState_STATE pygilstate = PyGILState_UNLOCKED;
|
|
433 #else
|
36
|
434 static PyThreadState *saved_python_thread = NULL;
|
323
|
435 #endif
|
7
|
436
|
|
437 /*
|
|
438 * Suspend a thread of the Python interpreter, other threads are allowed to
|
|
439 * run.
|
|
440 */
|
36
|
441 static void
|
|
442 Python_SaveThread(void)
|
7
|
443 {
|
323
|
444 #ifdef PY_CAN_RECURSE
|
|
445 PyGILState_Release(pygilstate);
|
|
446 #else
|
7
|
447 saved_python_thread = PyEval_SaveThread();
|
323
|
448 #endif
|
7
|
449 }
|
|
450
|
|
451 /*
|
|
452 * Restore a thread of the Python interpreter, waits for other threads to
|
|
453 * block.
|
|
454 */
|
36
|
455 static void
|
|
456 Python_RestoreThread(void)
|
7
|
457 {
|
323
|
458 #ifdef PY_CAN_RECURSE
|
|
459 pygilstate = PyGILState_Ensure();
|
|
460 #else
|
7
|
461 PyEval_RestoreThread(saved_python_thread);
|
|
462 saved_python_thread = NULL;
|
323
|
463 #endif
|
7
|
464 }
|
|
465
|
|
466 /*
|
|
467 * obtain a lock on the Vim data structures
|
|
468 */
|
|
469 static void Python_Lock_Vim(void)
|
|
470 {
|
|
471 }
|
|
472
|
|
473 /*
|
|
474 * release a lock on the Vim data structures
|
|
475 */
|
|
476 static void Python_Release_Vim(void)
|
|
477 {
|
|
478 }
|
|
479
|
|
480 void
|
|
481 python_end()
|
|
482 {
|
557
|
483 static int recurse = 0;
|
|
484
|
|
485 /* If a crash occurs while doing this, don't try again. */
|
|
486 if (recurse != 0)
|
|
487 return;
|
|
488
|
|
489 ++recurse;
|
|
490
|
7
|
491 #ifdef DYNAMIC_PYTHON
|
242
|
492 if (hinstPython && Py_IsInitialized())
|
323
|
493 {
|
856
|
494 Python_RestoreThread(); /* enter python */
|
|
495 Py_Finalize();
|
323
|
496 }
|
7
|
497 end_dynamic_python();
|
242
|
498 #else
|
|
499 if (Py_IsInitialized())
|
323
|
500 {
|
856
|
501 Python_RestoreThread(); /* enter python */
|
|
502 Py_Finalize();
|
323
|
503 }
|
7
|
504 #endif
|
557
|
505
|
|
506 --recurse;
|
7
|
507 }
|
|
508
|
|
509 static int
|
|
510 Python_Init(void)
|
|
511 {
|
|
512 if (!initialised)
|
|
513 {
|
|
514 #ifdef DYNAMIC_PYTHON
|
|
515 if (!python_enabled(TRUE))
|
|
516 {
|
|
517 EMSG(_("E263: Sorry, this command is disabled, the Python library could not be loaded."));
|
|
518 goto fail;
|
|
519 }
|
|
520 #endif
|
|
521
|
|
522 #if !defined(MACOS) || defined(MACOS_X_UNIX)
|
|
523 Py_Initialize();
|
|
524 #else
|
|
525 PyMac_Initialize();
|
|
526 #endif
|
|
527 /* initialise threads */
|
|
528 PyEval_InitThreads();
|
|
529
|
|
530 #ifdef DYNAMIC_PYTHON
|
|
531 get_exceptions();
|
|
532 #endif
|
|
533
|
|
534 if (PythonIO_Init())
|
|
535 goto fail;
|
|
536
|
|
537 if (PythonMod_Init())
|
|
538 goto fail;
|
|
539
|
1748
|
540 /* Remove the element from sys.path that was added because of our
|
|
541 * argv[0] value in PythonMod_Init(). Previously we used an empty
|
|
542 * string, but dependinding on the OS we then get an empty entry or
|
|
543 * the current directory in sys.path. */
|
|
544 PyRun_SimpleString("import sys; sys.path = filter(lambda x: x != '/must>not&exist', sys.path)");
|
|
545
|
36
|
546 /* the first python thread is vim's, release the lock */
|
7
|
547 Python_SaveThread();
|
|
548
|
|
549 initialised = 1;
|
|
550 }
|
|
551
|
|
552 return 0;
|
|
553
|
|
554 fail:
|
|
555 /* We call PythonIO_Flush() here to print any Python errors.
|
|
556 * This is OK, as it is possible to call this function even
|
|
557 * if PythonIO_Init() has not completed successfully (it will
|
|
558 * not do anything in this case).
|
|
559 */
|
|
560 PythonIO_Flush();
|
|
561 return -1;
|
|
562 }
|
|
563
|
|
564 /*
|
|
565 * External interface
|
|
566 */
|
|
567 static void
|
|
568 DoPythonCommand(exarg_T *eap, const char *cmd)
|
|
569 {
|
323
|
570 #ifndef PY_CAN_RECURSE
|
7
|
571 static int recursive = 0;
|
|
572 #endif
|
|
573 #if defined(MACOS) && !defined(MACOS_X_UNIX)
|
|
574 GrafPtr oldPort;
|
|
575 #endif
|
|
576 #if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
|
|
577 char *saved_locale;
|
|
578 #endif
|
|
579
|
|
580 #ifndef PY_CAN_RECURSE
|
|
581 if (recursive)
|
|
582 {
|
|
583 EMSG(_("E659: Cannot invoke Python recursively"));
|
|
584 return;
|
|
585 }
|
|
586 ++recursive;
|
|
587 #endif
|
|
588
|
|
589 #if defined(MACOS) && !defined(MACOS_X_UNIX)
|
|
590 GetPort(&oldPort);
|
|
591 /* Check if the Python library is available */
|
|
592 if ((Ptr)PyMac_Initialize == (Ptr)kUnresolvedCFragSymbolAddress)
|
|
593 goto theend;
|
|
594 #endif
|
|
595 if (Python_Init())
|
|
596 goto theend;
|
|
597
|
|
598 RangeStart = eap->line1;
|
|
599 RangeEnd = eap->line2;
|
|
600 Python_Release_Vim(); /* leave vim */
|
|
601
|
|
602 #if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
|
|
603 /* Python only works properly when the LC_NUMERIC locale is "C". */
|
|
604 saved_locale = setlocale(LC_NUMERIC, NULL);
|
|
605 if (saved_locale == NULL || STRCMP(saved_locale, "C") == 0)
|
|
606 saved_locale = NULL;
|
|
607 else
|
|
608 {
|
|
609 /* Need to make a copy, value may change when setting new locale. */
|
|
610 saved_locale = (char *)vim_strsave((char_u *)saved_locale);
|
|
611 (void)setlocale(LC_NUMERIC, "C");
|
|
612 }
|
|
613 #endif
|
|
614
|
|
615 Python_RestoreThread(); /* enter python */
|
|
616
|
|
617 PyRun_SimpleString((char *)(cmd));
|
|
618
|
|
619 Python_SaveThread(); /* leave python */
|
|
620
|
|
621 #if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
|
|
622 if (saved_locale != NULL)
|
|
623 {
|
|
624 (void)setlocale(LC_NUMERIC, saved_locale);
|
|
625 vim_free(saved_locale);
|
|
626 }
|
|
627 #endif
|
|
628
|
|
629 Python_Lock_Vim(); /* enter vim */
|
|
630 PythonIO_Flush();
|
|
631 #if defined(MACOS) && !defined(MACOS_X_UNIX)
|
|
632 SetPort(oldPort);
|
|
633 #endif
|
|
634
|
|
635 theend:
|
|
636 #ifndef PY_CAN_RECURSE
|
|
637 --recursive;
|
|
638 #endif
|
|
639 return; /* keeps lint happy */
|
|
640 }
|
|
641
|
|
642 /*
|
|
643 * ":python"
|
|
644 */
|
|
645 void
|
|
646 ex_python(exarg_T *eap)
|
|
647 {
|
|
648 char_u *script;
|
|
649
|
|
650 script = script_get(eap, eap->arg);
|
|
651 if (!eap->skip)
|
|
652 {
|
|
653 if (script == NULL)
|
|
654 DoPythonCommand(eap, (char *)eap->arg);
|
|
655 else
|
|
656 DoPythonCommand(eap, (char *)script);
|
|
657 }
|
|
658 vim_free(script);
|
|
659 }
|
|
660
|
|
661 #define BUFFER_SIZE 1024
|
|
662
|
|
663 /*
|
|
664 * ":pyfile"
|
|
665 */
|
|
666 void
|
|
667 ex_pyfile(exarg_T *eap)
|
|
668 {
|
|
669 static char buffer[BUFFER_SIZE];
|
|
670 const char *file = (char *)eap->arg;
|
|
671 char *p;
|
|
672
|
|
673 /* Have to do it like this. PyRun_SimpleFile requires you to pass a
|
|
674 * stdio file pointer, but Vim and the Python DLL are compiled with
|
|
675 * different options under Windows, meaning that stdio pointers aren't
|
|
676 * compatible between the two. Yuk.
|
|
677 *
|
|
678 * Put the string "execfile('file')" into buffer. But, we need to
|
|
679 * escape any backslashes or single quotes in the file name, so that
|
|
680 * Python won't mangle the file name.
|
|
681 */
|
|
682 strcpy(buffer, "execfile('");
|
|
683 p = buffer + 10; /* size of "execfile('" */
|
|
684
|
|
685 while (*file && p < buffer + (BUFFER_SIZE - 3))
|
|
686 {
|
|
687 if (*file == '\\' || *file == '\'')
|
|
688 *p++ = '\\';
|
|
689 *p++ = *file++;
|
|
690 }
|
|
691
|
|
692 /* If we didn't finish the file name, we hit a buffer overflow */
|
|
693 if (*file != '\0')
|
|
694 return;
|
|
695
|
|
696 /* Put in the terminating "')" and a null */
|
|
697 *p++ = '\'';
|
|
698 *p++ = ')';
|
|
699 *p++ = '\0';
|
|
700
|
|
701 /* Execute the file */
|
|
702 DoPythonCommand(eap, buffer);
|
|
703 }
|
|
704
|
|
705 /******************************************************
|
|
706 * 2. Python output stream: writes output via [e]msg().
|
|
707 */
|
|
708
|
|
709 /* Implementation functions
|
|
710 */
|
|
711
|
|
712 static PyObject *OutputGetattr(PyObject *, char *);
|
|
713 static int OutputSetattr(PyObject *, char *, PyObject *);
|
|
714
|
|
715 static PyObject *OutputWrite(PyObject *, PyObject *);
|
|
716 static PyObject *OutputWritelines(PyObject *, PyObject *);
|
|
717
|
|
718 typedef void (*writefn)(char_u *);
|
1607
|
719 static void writer(writefn fn, char_u *str, PyInt n);
|
7
|
720
|
|
721 /* Output object definition
|
|
722 */
|
|
723
|
|
724 typedef struct
|
|
725 {
|
|
726 PyObject_HEAD
|
|
727 long softspace;
|
|
728 long error;
|
|
729 } OutputObject;
|
|
730
|
|
731 static struct PyMethodDef OutputMethods[] = {
|
|
732 /* name, function, calling, documentation */
|
|
733 {"write", OutputWrite, 1, "" },
|
|
734 {"writelines", OutputWritelines, 1, "" },
|
|
735 { NULL, NULL, 0, NULL }
|
|
736 };
|
|
737
|
|
738 static PyTypeObject OutputType = {
|
|
739 PyObject_HEAD_INIT(0)
|
|
740 0,
|
|
741 "message",
|
|
742 sizeof(OutputObject),
|
|
743 0,
|
|
744
|
|
745 (destructor) 0,
|
|
746 (printfunc) 0,
|
|
747 (getattrfunc) OutputGetattr,
|
|
748 (setattrfunc) OutputSetattr,
|
|
749 (cmpfunc) 0,
|
|
750 (reprfunc) 0,
|
|
751
|
|
752 0, /* as number */
|
|
753 0, /* as sequence */
|
|
754 0, /* as mapping */
|
|
755
|
|
756 (hashfunc) 0,
|
|
757 (ternaryfunc) 0,
|
|
758 (reprfunc) 0
|
|
759 };
|
|
760
|
|
761 /*************/
|
|
762
|
|
763 static PyObject *
|
|
764 OutputGetattr(PyObject *self, char *name)
|
|
765 {
|
|
766 if (strcmp(name, "softspace") == 0)
|
|
767 return PyInt_FromLong(((OutputObject *)(self))->softspace);
|
|
768
|
|
769 return Py_FindMethod(OutputMethods, self, name);
|
|
770 }
|
|
771
|
|
772 static int
|
|
773 OutputSetattr(PyObject *self, char *name, PyObject *val)
|
|
774 {
|
|
775 if (val == NULL) {
|
|
776 PyErr_SetString(PyExc_AttributeError, _("can't delete OutputObject attributes"));
|
|
777 return -1;
|
|
778 }
|
|
779
|
|
780 if (strcmp(name, "softspace") == 0)
|
|
781 {
|
|
782 if (!PyInt_Check(val)) {
|
|
783 PyErr_SetString(PyExc_TypeError, _("softspace must be an integer"));
|
|
784 return -1;
|
|
785 }
|
|
786
|
|
787 ((OutputObject *)(self))->softspace = PyInt_AsLong(val);
|
|
788 return 0;
|
|
789 }
|
|
790
|
|
791 PyErr_SetString(PyExc_AttributeError, _("invalid attribute"));
|
|
792 return -1;
|
|
793 }
|
|
794
|
|
795 /*************/
|
|
796
|
|
797 static PyObject *
|
|
798 OutputWrite(PyObject *self, PyObject *args)
|
|
799 {
|
|
800 int len;
|
|
801 char *str;
|
|
802 int error = ((OutputObject *)(self))->error;
|
|
803
|
|
804 if (!PyArg_ParseTuple(args, "s#", &str, &len))
|
|
805 return NULL;
|
|
806
|
|
807 Py_BEGIN_ALLOW_THREADS
|
|
808 Python_Lock_Vim();
|
|
809 writer((writefn)(error ? emsg : msg), (char_u *)str, len);
|
|
810 Python_Release_Vim();
|
|
811 Py_END_ALLOW_THREADS
|
|
812
|
|
813 Py_INCREF(Py_None);
|
|
814 return Py_None;
|
|
815 }
|
|
816
|
|
817 static PyObject *
|
|
818 OutputWritelines(PyObject *self, PyObject *args)
|
|
819 {
|
1594
|
820 PyInt n;
|
|
821 PyInt i;
|
7
|
822 PyObject *list;
|
|
823 int error = ((OutputObject *)(self))->error;
|
|
824
|
|
825 if (!PyArg_ParseTuple(args, "O", &list))
|
|
826 return NULL;
|
|
827 Py_INCREF(list);
|
|
828
|
|
829 if (!PyList_Check(list)) {
|
|
830 PyErr_SetString(PyExc_TypeError, _("writelines() requires list of strings"));
|
|
831 Py_DECREF(list);
|
|
832 return NULL;
|
|
833 }
|
|
834
|
|
835 n = PyList_Size(list);
|
|
836
|
|
837 for (i = 0; i < n; ++i)
|
|
838 {
|
|
839 PyObject *line = PyList_GetItem(list, i);
|
|
840 char *str;
|
1607
|
841 PyInt len;
|
7
|
842
|
|
843 if (!PyArg_Parse(line, "s#", &str, &len)) {
|
|
844 PyErr_SetString(PyExc_TypeError, _("writelines() requires list of strings"));
|
|
845 Py_DECREF(list);
|
|
846 return NULL;
|
|
847 }
|
|
848
|
|
849 Py_BEGIN_ALLOW_THREADS
|
|
850 Python_Lock_Vim();
|
|
851 writer((writefn)(error ? emsg : msg), (char_u *)str, len);
|
|
852 Python_Release_Vim();
|
|
853 Py_END_ALLOW_THREADS
|
|
854 }
|
|
855
|
|
856 Py_DECREF(list);
|
|
857 Py_INCREF(Py_None);
|
|
858 return Py_None;
|
|
859 }
|
|
860
|
|
861 /* Output buffer management
|
|
862 */
|
|
863
|
|
864 static char_u *buffer = NULL;
|
1607
|
865 static PyInt buffer_len = 0;
|
|
866 static PyInt buffer_size = 0;
|
7
|
867
|
|
868 static writefn old_fn = NULL;
|
|
869
|
|
870 static void
|
1607
|
871 buffer_ensure(PyInt n)
|
7
|
872 {
|
1607
|
873 PyInt new_size;
|
7
|
874 char_u *new_buffer;
|
|
875
|
|
876 if (n < buffer_size)
|
|
877 return;
|
|
878
|
|
879 new_size = buffer_size;
|
|
880 while (new_size < n)
|
|
881 new_size += 80;
|
|
882
|
|
883 if (new_size != buffer_size)
|
|
884 {
|
|
885 new_buffer = alloc((unsigned)new_size);
|
|
886 if (new_buffer == NULL)
|
|
887 return;
|
|
888
|
|
889 if (buffer)
|
|
890 {
|
|
891 memcpy(new_buffer, buffer, buffer_len);
|
|
892 vim_free(buffer);
|
|
893 }
|
|
894
|
|
895 buffer = new_buffer;
|
|
896 buffer_size = new_size;
|
|
897 }
|
|
898 }
|
|
899
|
|
900 static void
|
|
901 PythonIO_Flush(void)
|
|
902 {
|
|
903 if (old_fn && buffer_len)
|
|
904 {
|
|
905 buffer[buffer_len] = 0;
|
|
906 old_fn(buffer);
|
|
907 }
|
|
908
|
|
909 buffer_len = 0;
|
|
910 }
|
|
911
|
|
912 static void
|
1607
|
913 writer(writefn fn, char_u *str, PyInt n)
|
7
|
914 {
|
|
915 char_u *ptr;
|
|
916
|
|
917 if (fn != old_fn && old_fn != NULL)
|
|
918 PythonIO_Flush();
|
|
919
|
|
920 old_fn = fn;
|
|
921
|
|
922 while (n > 0 && (ptr = memchr(str, '\n', n)) != NULL)
|
|
923 {
|
1607
|
924 PyInt len = ptr - str;
|
7
|
925
|
|
926 buffer_ensure(buffer_len + len + 1);
|
|
927
|
|
928 memcpy(buffer + buffer_len, str, len);
|
|
929 buffer_len += len;
|
|
930 buffer[buffer_len] = 0;
|
|
931 fn(buffer);
|
|
932 str = ptr + 1;
|
|
933 n -= len + 1;
|
|
934 buffer_len = 0;
|
|
935 }
|
|
936
|
|
937 /* Put the remaining text into the buffer for later printing */
|
|
938 buffer_ensure(buffer_len + n + 1);
|
|
939 memcpy(buffer + buffer_len, str, n);
|
|
940 buffer_len += n;
|
|
941 }
|
|
942
|
|
943 /***************/
|
|
944
|
|
945 static OutputObject Output =
|
|
946 {
|
|
947 PyObject_HEAD_INIT(&OutputType)
|
|
948 0,
|
|
949 0
|
|
950 };
|
|
951
|
|
952 static OutputObject Error =
|
|
953 {
|
|
954 PyObject_HEAD_INIT(&OutputType)
|
|
955 0,
|
|
956 1
|
|
957 };
|
|
958
|
|
959 static int
|
|
960 PythonIO_Init(void)
|
|
961 {
|
|
962 /* Fixups... */
|
|
963 OutputType.ob_type = &PyType_Type;
|
|
964
|
135
|
965 PySys_SetObject("stdout", (PyObject *)(void *)&Output);
|
|
966 PySys_SetObject("stderr", (PyObject *)(void *)&Error);
|
7
|
967
|
|
968 if (PyErr_Occurred())
|
|
969 {
|
|
970 EMSG(_("E264: Python: Error initialising I/O objects"));
|
|
971 return -1;
|
|
972 }
|
|
973
|
|
974 return 0;
|
|
975 }
|
|
976
|
|
977 /******************************************************
|
|
978 * 3. Implementation of the Vim module for Python
|
|
979 */
|
|
980
|
|
981 /* Vim module - Implementation functions
|
|
982 * -------------------------------------
|
|
983 */
|
|
984
|
|
985 static PyObject *VimError;
|
|
986
|
|
987 static PyObject *VimCommand(PyObject *, PyObject *);
|
|
988 static PyObject *VimEval(PyObject *, PyObject *);
|
|
989
|
|
990 /* Window type - Implementation functions
|
|
991 * --------------------------------------
|
|
992 */
|
|
993
|
|
994 typedef struct
|
|
995 {
|
|
996 PyObject_HEAD
|
|
997 win_T *win;
|
|
998 }
|
|
999 WindowObject;
|
|
1000
|
|
1001 #define INVALID_WINDOW_VALUE ((win_T *)(-1))
|
|
1002
|
|
1003 #define WindowType_Check(obj) ((obj)->ob_type == &WindowType)
|
|
1004
|
|
1005 static PyObject *WindowNew(win_T *);
|
|
1006
|
|
1007 static void WindowDestructor(PyObject *);
|
|
1008 static PyObject *WindowGetattr(PyObject *, char *);
|
|
1009 static int WindowSetattr(PyObject *, char *, PyObject *);
|
|
1010 static PyObject *WindowRepr(PyObject *);
|
|
1011
|
|
1012 /* Buffer type - Implementation functions
|
|
1013 * --------------------------------------
|
|
1014 */
|
|
1015
|
|
1016 typedef struct
|
|
1017 {
|
|
1018 PyObject_HEAD
|
|
1019 buf_T *buf;
|
|
1020 }
|
|
1021 BufferObject;
|
|
1022
|
|
1023 #define INVALID_BUFFER_VALUE ((buf_T *)(-1))
|
|
1024
|
|
1025 #define BufferType_Check(obj) ((obj)->ob_type == &BufferType)
|
|
1026
|
|
1027 static PyObject *BufferNew (buf_T *);
|
|
1028
|
|
1029 static void BufferDestructor(PyObject *);
|
|
1030 static PyObject *BufferGetattr(PyObject *, char *);
|
|
1031 static PyObject *BufferRepr(PyObject *);
|
|
1032
|
1594
|
1033 static PyInt BufferLength(PyObject *);
|
|
1034 static PyObject *BufferItem(PyObject *, PyInt);
|
|
1035 static PyObject *BufferSlice(PyObject *, PyInt, PyInt);
|
|
1036 static PyInt BufferAssItem(PyObject *, PyInt, PyObject *);
|
|
1037 static PyInt BufferAssSlice(PyObject *, PyInt, PyInt, PyObject *);
|
7
|
1038
|
|
1039 static PyObject *BufferAppend(PyObject *, PyObject *);
|
|
1040 static PyObject *BufferMark(PyObject *, PyObject *);
|
|
1041 static PyObject *BufferRange(PyObject *, PyObject *);
|
|
1042
|
|
1043 /* Line range type - Implementation functions
|
|
1044 * --------------------------------------
|
|
1045 */
|
|
1046
|
|
1047 typedef struct
|
|
1048 {
|
|
1049 PyObject_HEAD
|
|
1050 BufferObject *buf;
|
1607
|
1051 PyInt start;
|
|
1052 PyInt end;
|
7
|
1053 }
|
|
1054 RangeObject;
|
|
1055
|
|
1056 #define RangeType_Check(obj) ((obj)->ob_type == &RangeType)
|
|
1057
|
1607
|
1058 static PyObject *RangeNew(buf_T *, PyInt, PyInt);
|
7
|
1059
|
|
1060 static void RangeDestructor(PyObject *);
|
|
1061 static PyObject *RangeGetattr(PyObject *, char *);
|
|
1062 static PyObject *RangeRepr(PyObject *);
|
|
1063
|
1594
|
1064 static PyInt RangeLength(PyObject *);
|
|
1065 static PyObject *RangeItem(PyObject *, PyInt);
|
|
1066 static PyObject *RangeSlice(PyObject *, PyInt, PyInt);
|
|
1067 static PyInt RangeAssItem(PyObject *, PyInt, PyObject *);
|
|
1068 static PyInt RangeAssSlice(PyObject *, PyInt, PyInt, PyObject *);
|
7
|
1069
|
|
1070 static PyObject *RangeAppend(PyObject *, PyObject *);
|
|
1071
|
|
1072 /* Window list type - Implementation functions
|
|
1073 * -------------------------------------------
|
|
1074 */
|
|
1075
|
1594
|
1076 static PyInt WinListLength(PyObject *);
|
|
1077 static PyObject *WinListItem(PyObject *, PyInt);
|
7
|
1078
|
|
1079 /* Buffer list type - Implementation functions
|
|
1080 * -------------------------------------------
|
|
1081 */
|
|
1082
|
1594
|
1083 static PyInt BufListLength(PyObject *);
|
|
1084 static PyObject *BufListItem(PyObject *, PyInt);
|
7
|
1085
|
|
1086 /* Current objects type - Implementation functions
|
|
1087 * -----------------------------------------------
|
|
1088 */
|
|
1089
|
|
1090 static PyObject *CurrentGetattr(PyObject *, char *);
|
|
1091 static int CurrentSetattr(PyObject *, char *, PyObject *);
|
|
1092
|
|
1093 /* Vim module - Definitions
|
|
1094 */
|
|
1095
|
|
1096 static struct PyMethodDef VimMethods[] = {
|
|
1097 /* name, function, calling, documentation */
|
1607
|
1098 {"command", VimCommand, 1, "Execute a Vim ex-mode command" },
|
|
1099 {"eval", VimEval, 1, "Evaluate an expression using Vim evaluator" },
|
7
|
1100 { NULL, NULL, 0, NULL }
|
|
1101 };
|
|
1102
|
|
1103 /* Vim module - Implementation
|
|
1104 */
|
|
1105 static PyObject *
|
1887
|
1106 VimCommand(PyObject *self UNUSED, PyObject *args)
|
7
|
1107 {
|
|
1108 char *cmd;
|
|
1109 PyObject *result;
|
|
1110
|
|
1111 if (!PyArg_ParseTuple(args, "s", &cmd))
|
|
1112 return NULL;
|
|
1113
|
|
1114 PyErr_Clear();
|
|
1115
|
|
1116 Py_BEGIN_ALLOW_THREADS
|
|
1117 Python_Lock_Vim();
|
|
1118
|
|
1119 do_cmdline_cmd((char_u *)cmd);
|
|
1120 update_screen(VALID);
|
|
1121
|
|
1122 Python_Release_Vim();
|
|
1123 Py_END_ALLOW_THREADS
|
|
1124
|
|
1125 if (VimErrorCheck())
|
|
1126 result = NULL;
|
|
1127 else
|
|
1128 result = Py_None;
|
|
1129
|
|
1130 Py_XINCREF(result);
|
|
1131 return result;
|
|
1132 }
|
|
1133
|
1681
|
1134 #ifdef FEAT_EVAL
|
634
|
1135 /*
|
|
1136 * Function to translate a typval_T into a PyObject; this will recursively
|
|
1137 * translate lists/dictionaries into their Python equivalents.
|
|
1138 *
|
1607
|
1139 * The depth parameter is to avoid infinite recursion, set it to 1 when
|
634
|
1140 * you call VimToPython.
|
|
1141 */
|
|
1142 static PyObject *
|
|
1143 VimToPython(typval_T *our_tv, int depth, PyObject *lookupDict)
|
|
1144 {
|
|
1145 PyObject *result;
|
|
1146 PyObject *newObj;
|
|
1147 char ptrBuf[NUMBUFLEN];
|
|
1148
|
|
1149 /* Avoid infinite recursion */
|
|
1150 if (depth > 100)
|
|
1151 {
|
856
|
1152 Py_INCREF(Py_None);
|
|
1153 result = Py_None;
|
|
1154 return result;
|
634
|
1155 }
|
|
1156
|
|
1157 /* Check if we run into a recursive loop. The item must be in lookupDict
|
|
1158 * then and we can use it again. */
|
1786
|
1159 if ((our_tv->v_type == VAR_LIST && our_tv->vval.v_list != NULL)
|
|
1160 || (our_tv->v_type == VAR_DICT && our_tv->vval.v_dict != NULL))
|
|
1161 {
|
|
1162 sprintf(ptrBuf, PRINTF_DECIMAL_LONG_U,
|
|
1163 our_tv->v_type == VAR_LIST ? (long_u)our_tv->vval.v_list
|
|
1164 : (long_u)our_tv->vval.v_dict);
|
|
1165 result = PyDict_GetItemString(lookupDict, ptrBuf);
|
|
1166 if (result != NULL)
|
|
1167 {
|
|
1168 Py_INCREF(result);
|
|
1169 return result;
|
|
1170 }
|
|
1171 }
|
|
1172
|
|
1173 if (our_tv->v_type == VAR_STRING)
|
634
|
1174 {
|
856
|
1175 result = Py_BuildValue("s", our_tv->vval.v_string);
|
634
|
1176 }
|
|
1177 else if (our_tv->v_type == VAR_NUMBER)
|
|
1178 {
|
856
|
1179 char buf[NUMBUFLEN];
|
634
|
1180
|
|
1181 /* For backwards compatibility numbers are stored as strings. */
|
856
|
1182 sprintf(buf, "%ld", (long)our_tv->vval.v_number);
|
|
1183 result = Py_BuildValue("s", buf);
|
634
|
1184 }
|
1681
|
1185 # ifdef FEAT_FLOAT
|
1594
|
1186 else if (our_tv->v_type == VAR_FLOAT)
|
|
1187 {
|
|
1188 char buf[NUMBUFLEN];
|
|
1189
|
|
1190 sprintf(buf, "%f", our_tv->vval.v_float);
|
|
1191 result = Py_BuildValue("s", buf);
|
|
1192 }
|
1681
|
1193 # endif
|
634
|
1194 else if (our_tv->v_type == VAR_LIST)
|
|
1195 {
|
856
|
1196 list_T *list = our_tv->vval.v_list;
|
|
1197 listitem_T *curr;
|
|
1198
|
|
1199 result = PyList_New(0);
|
634
|
1200
|
|
1201 if (list != NULL)
|
|
1202 {
|
1786
|
1203 PyDict_SetItemString(lookupDict, ptrBuf, result);
|
|
1204
|
634
|
1205 for (curr = list->lv_first; curr != NULL; curr = curr->li_next)
|
|
1206 {
|
|
1207 newObj = VimToPython(&curr->li_tv, depth + 1, lookupDict);
|
|
1208 PyList_Append(result, newObj);
|
|
1209 Py_DECREF(newObj);
|
|
1210 }
|
|
1211 }
|
|
1212 }
|
|
1213 else if (our_tv->v_type == VAR_DICT)
|
|
1214 {
|
856
|
1215 result = PyDict_New();
|
634
|
1216
|
|
1217 if (our_tv->vval.v_dict != NULL)
|
|
1218 {
|
|
1219 hashtab_T *ht = &our_tv->vval.v_dict->dv_hashtab;
|
1607
|
1220 long_u todo = ht->ht_used;
|
634
|
1221 hashitem_T *hi;
|
|
1222 dictitem_T *di;
|
|
1223
|
1786
|
1224 PyDict_SetItemString(lookupDict, ptrBuf, result);
|
|
1225
|
634
|
1226 for (hi = ht->ht_array; todo > 0; ++hi)
|
|
1227 {
|
|
1228 if (!HASHITEM_EMPTY(hi))
|
|
1229 {
|
|
1230 --todo;
|
|
1231
|
|
1232 di = dict_lookup(hi);
|
|
1233 newObj = VimToPython(&di->di_tv, depth + 1, lookupDict);
|
|
1234 PyDict_SetItemString(result, (char *)hi->hi_key, newObj);
|
|
1235 Py_DECREF(newObj);
|
|
1236 }
|
|
1237 }
|
|
1238 }
|
|
1239 }
|
|
1240 else
|
|
1241 {
|
856
|
1242 Py_INCREF(Py_None);
|
|
1243 result = Py_None;
|
634
|
1244 }
|
|
1245
|
|
1246 return result;
|
|
1247 }
|
1681
|
1248 #endif
|
634
|
1249
|
7
|
1250 static PyObject *
|
1887
|
1251 VimEval(PyObject *self UNUSED, PyObject *args)
|
7
|
1252 {
|
|
1253 #ifdef FEAT_EVAL
|
|
1254 char *expr;
|
634
|
1255 typval_T *our_tv;
|
7
|
1256 PyObject *result;
|
634
|
1257 PyObject *lookup_dict;
|
7
|
1258
|
|
1259 if (!PyArg_ParseTuple(args, "s", &expr))
|
|
1260 return NULL;
|
|
1261
|
|
1262 Py_BEGIN_ALLOW_THREADS
|
|
1263 Python_Lock_Vim();
|
634
|
1264 our_tv = eval_expr((char_u *)expr, NULL);
|
|
1265
|
7
|
1266 Python_Release_Vim();
|
|
1267 Py_END_ALLOW_THREADS
|
|
1268
|
634
|
1269 if (our_tv == NULL)
|
7
|
1270 {
|
|
1271 PyErr_SetVim(_("invalid expression"));
|
|
1272 return NULL;
|
|
1273 }
|
|
1274
|
634
|
1275 /* Convert the Vim type into a Python type. Create a dictionary that's
|
|
1276 * used to check for recursive loops. */
|
|
1277 lookup_dict = PyDict_New();
|
|
1278 result = VimToPython(our_tv, 1, lookup_dict);
|
|
1279 Py_DECREF(lookup_dict);
|
|
1280
|
7
|
1281
|
|
1282 Py_BEGIN_ALLOW_THREADS
|
|
1283 Python_Lock_Vim();
|
634
|
1284 free_tv(our_tv);
|
7
|
1285 Python_Release_Vim();
|
|
1286 Py_END_ALLOW_THREADS
|
|
1287
|
|
1288 return result;
|
|
1289 #else
|
|
1290 PyErr_SetVim(_("expressions disabled at compile time"));
|
|
1291 return NULL;
|
|
1292 #endif
|
|
1293 }
|
|
1294
|
|
1295 /* Common routines for buffers and line ranges
|
|
1296 * -------------------------------------------
|
|
1297 */
|
|
1298 static int
|
|
1299 CheckBuffer(BufferObject *this)
|
|
1300 {
|
|
1301 if (this->buf == INVALID_BUFFER_VALUE)
|
|
1302 {
|
|
1303 PyErr_SetVim(_("attempt to refer to deleted buffer"));
|
|
1304 return -1;
|
|
1305 }
|
|
1306
|
|
1307 return 0;
|
|
1308 }
|
|
1309
|
|
1310 static PyObject *
|
1607
|
1311 RBItem(BufferObject *self, PyInt n, PyInt start, PyInt end)
|
7
|
1312 {
|
|
1313 if (CheckBuffer(self))
|
|
1314 return NULL;
|
|
1315
|
|
1316 if (n < 0 || n > end - start)
|
|
1317 {
|
|
1318 PyErr_SetString(PyExc_IndexError, _("line number out of range"));
|
|
1319 return NULL;
|
|
1320 }
|
|
1321
|
|
1322 return GetBufferLine(self->buf, n+start);
|
|
1323 }
|
|
1324
|
|
1325 static PyObject *
|
1607
|
1326 RBSlice(BufferObject *self, PyInt lo, PyInt hi, PyInt start, PyInt end)
|
7
|
1327 {
|
1594
|
1328 PyInt size;
|
7
|
1329
|
|
1330 if (CheckBuffer(self))
|
|
1331 return NULL;
|
|
1332
|
|
1333 size = end - start + 1;
|
|
1334
|
|
1335 if (lo < 0)
|
|
1336 lo = 0;
|
|
1337 else if (lo > size)
|
|
1338 lo = size;
|
|
1339 if (hi < 0)
|
|
1340 hi = 0;
|
|
1341 if (hi < lo)
|
|
1342 hi = lo;
|
|
1343 else if (hi > size)
|
|
1344 hi = size;
|
|
1345
|
|
1346 return GetBufferLineList(self->buf, lo+start, hi+start);
|
|
1347 }
|
|
1348
|
1594
|
1349 static PyInt
|
1607
|
1350 RBAssItem(BufferObject *self, PyInt n, PyObject *val, PyInt start, PyInt end, PyInt *new_end)
|
7
|
1351 {
|
1607
|
1352 PyInt len_change;
|
7
|
1353
|
|
1354 if (CheckBuffer(self))
|
|
1355 return -1;
|
|
1356
|
|
1357 if (n < 0 || n > end - start)
|
|
1358 {
|
|
1359 PyErr_SetString(PyExc_IndexError, _("line number out of range"));
|
|
1360 return -1;
|
|
1361 }
|
|
1362
|
|
1363 if (SetBufferLine(self->buf, n+start, val, &len_change) == FAIL)
|
|
1364 return -1;
|
|
1365
|
|
1366 if (new_end)
|
|
1367 *new_end = end + len_change;
|
|
1368
|
|
1369 return 0;
|
|
1370 }
|
|
1371
|
1594
|
1372 static PyInt
|
1607
|
1373 RBAssSlice(BufferObject *self, PyInt lo, PyInt hi, PyObject *val, PyInt start, PyInt end, PyInt *new_end)
|
7
|
1374 {
|
1607
|
1375 PyInt size;
|
|
1376 PyInt len_change;
|
7
|
1377
|
|
1378 /* Self must be a valid buffer */
|
|
1379 if (CheckBuffer(self))
|
|
1380 return -1;
|
|
1381
|
|
1382 /* Sort out the slice range */
|
|
1383 size = end - start + 1;
|
|
1384
|
|
1385 if (lo < 0)
|
|
1386 lo = 0;
|
|
1387 else if (lo > size)
|
|
1388 lo = size;
|
|
1389 if (hi < 0)
|
|
1390 hi = 0;
|
|
1391 if (hi < lo)
|
|
1392 hi = lo;
|
|
1393 else if (hi > size)
|
|
1394 hi = size;
|
|
1395
|
|
1396 if (SetBufferLineList(self->buf, lo+start, hi+start, val, &len_change) == FAIL)
|
|
1397 return -1;
|
|
1398
|
|
1399 if (new_end)
|
|
1400 *new_end = end + len_change;
|
|
1401
|
|
1402 return 0;
|
|
1403 }
|
|
1404
|
|
1405 static PyObject *
|
1607
|
1406 RBAppend(BufferObject *self, PyObject *args, PyInt start, PyInt end, PyInt *new_end)
|
7
|
1407 {
|
|
1408 PyObject *lines;
|
1607
|
1409 PyInt len_change;
|
|
1410 PyInt max;
|
|
1411 PyInt n;
|
7
|
1412
|
|
1413 if (CheckBuffer(self))
|
|
1414 return NULL;
|
|
1415
|
|
1416 max = n = end - start + 1;
|
|
1417
|
1607
|
1418 if (!PyArg_ParseTuple(args, "O|" Py_ssize_t_fmt, &lines, &n))
|
7
|
1419 return NULL;
|
|
1420
|
|
1421 if (n < 0 || n > max)
|
|
1422 {
|
|
1423 PyErr_SetString(PyExc_ValueError, _("line number out of range"));
|
|
1424 return NULL;
|
|
1425 }
|
|
1426
|
|
1427 if (InsertBufferLines(self->buf, n + start - 1, lines, &len_change) == FAIL)
|
|
1428 return NULL;
|
|
1429
|
|
1430 if (new_end)
|
|
1431 *new_end = end + len_change;
|
|
1432
|
|
1433 Py_INCREF(Py_None);
|
|
1434 return Py_None;
|
|
1435 }
|
|
1436
|
|
1437
|
|
1438 /* Buffer object - Definitions
|
|
1439 */
|
|
1440
|
|
1441 static struct PyMethodDef BufferMethods[] = {
|
|
1442 /* name, function, calling, documentation */
|
1607
|
1443 {"append", BufferAppend, 1, "Append data to Vim buffer" },
|
|
1444 {"mark", BufferMark, 1, "Return (row,col) representing position of named mark" },
|
|
1445 {"range", BufferRange, 1, "Return a range object which represents the part of the given buffer between line numbers s and e" },
|
7
|
1446 { NULL, NULL, 0, NULL }
|
|
1447 };
|
|
1448
|
|
1449 static PySequenceMethods BufferAsSeq = {
|
1594
|
1450 (PyInquiry) BufferLength, /* sq_length, len(x) */
|
7
|
1451 (binaryfunc) 0, /* BufferConcat, */ /* sq_concat, x+y */
|
1594
|
1452 (PyIntArgFunc) 0, /* BufferRepeat, */ /* sq_repeat, x*n */
|
|
1453 (PyIntArgFunc) BufferItem, /* sq_item, x[i] */
|
|
1454 (PyIntIntArgFunc) BufferSlice, /* sq_slice, x[i:j] */
|
|
1455 (PyIntObjArgProc) BufferAssItem, /* sq_ass_item, x[i]=v */
|
|
1456 (PyIntIntObjArgProc) BufferAssSlice, /* sq_ass_slice, x[i:j]=v */
|
7
|
1457 };
|
|
1458
|
|
1459 static PyTypeObject BufferType = {
|
|
1460 PyObject_HEAD_INIT(0)
|
|
1461 0,
|
|
1462 "buffer",
|
|
1463 sizeof(BufferObject),
|
|
1464 0,
|
|
1465
|
|
1466 (destructor) BufferDestructor, /* tp_dealloc, refcount==0 */
|
|
1467 (printfunc) 0, /* tp_print, print x */
|
|
1468 (getattrfunc) BufferGetattr, /* tp_getattr, x.attr */
|
|
1469 (setattrfunc) 0, /* tp_setattr, x.attr=v */
|
|
1470 (cmpfunc) 0, /* tp_compare, x>y */
|
|
1471 (reprfunc) BufferRepr, /* tp_repr, `x`, print x */
|
|
1472
|
|
1473 0, /* as number */
|
|
1474 &BufferAsSeq, /* as sequence */
|
|
1475 0, /* as mapping */
|
|
1476
|
|
1477 (hashfunc) 0, /* tp_hash, dict(x) */
|
|
1478 (ternaryfunc) 0, /* tp_call, x() */
|
|
1479 (reprfunc) 0, /* tp_str, str(x) */
|
|
1480 };
|
|
1481
|
|
1482 /* Buffer object - Implementation
|
|
1483 */
|
|
1484
|
|
1485 static PyObject *
|
|
1486 BufferNew(buf_T *buf)
|
|
1487 {
|
|
1488 /* We need to handle deletion of buffers underneath us.
|
502
|
1489 * If we add a "b_python_ref" field to the buf_T structure,
|
7
|
1490 * then we can get at it in buf_freeall() in vim. We then
|
|
1491 * need to create only ONE Python object per buffer - if
|
|
1492 * we try to create a second, just INCREF the existing one
|
|
1493 * and return it. The (single) Python object referring to
|
502
|
1494 * the buffer is stored in "b_python_ref".
|
7
|
1495 * Question: what to do on a buf_freeall(). We'll probably
|
|
1496 * have to either delete the Python object (DECREF it to
|
|
1497 * zero - a bad idea, as it leaves dangling refs!) or
|
|
1498 * set the buf_T * value to an invalid value (-1?), which
|
|
1499 * means we need checks in all access functions... Bah.
|
|
1500 */
|
|
1501
|
|
1502 BufferObject *self;
|
|
1503
|
502
|
1504 if (buf->b_python_ref != NULL)
|
7
|
1505 {
|
502
|
1506 self = buf->b_python_ref;
|
7
|
1507 Py_INCREF(self);
|
|
1508 }
|
|
1509 else
|
|
1510 {
|
|
1511 self = PyObject_NEW(BufferObject, &BufferType);
|
|
1512 if (self == NULL)
|
|
1513 return NULL;
|
|
1514 self->buf = buf;
|
502
|
1515 buf->b_python_ref = self;
|
7
|
1516 }
|
|
1517
|
|
1518 return (PyObject *)(self);
|
|
1519 }
|
|
1520
|
|
1521 static void
|
|
1522 BufferDestructor(PyObject *self)
|
|
1523 {
|
|
1524 BufferObject *this = (BufferObject *)(self);
|
|
1525
|
|
1526 if (this->buf && this->buf != INVALID_BUFFER_VALUE)
|
502
|
1527 this->buf->b_python_ref = NULL;
|
7
|
1528
|
986
|
1529 Py_DECREF(self);
|
7
|
1530 }
|
|
1531
|
|
1532 static PyObject *
|
|
1533 BufferGetattr(PyObject *self, char *name)
|
|
1534 {
|
|
1535 BufferObject *this = (BufferObject *)(self);
|
|
1536
|
|
1537 if (CheckBuffer(this))
|
|
1538 return NULL;
|
|
1539
|
|
1540 if (strcmp(name, "name") == 0)
|
1607
|
1541 return Py_BuildValue("s", this->buf->b_ffname);
|
7
|
1542 else if (strcmp(name, "number") == 0)
|
1607
|
1543 return Py_BuildValue(Py_ssize_t_fmt, this->buf->b_fnum);
|
7
|
1544 else if (strcmp(name,"__members__") == 0)
|
|
1545 return Py_BuildValue("[ss]", "name", "number");
|
|
1546 else
|
|
1547 return Py_FindMethod(BufferMethods, self, name);
|
|
1548 }
|
|
1549
|
|
1550 static PyObject *
|
|
1551 BufferRepr(PyObject *self)
|
|
1552 {
|
274
|
1553 static char repr[100];
|
7
|
1554 BufferObject *this = (BufferObject *)(self);
|
|
1555
|
|
1556 if (this->buf == INVALID_BUFFER_VALUE)
|
|
1557 {
|
1607
|
1558 vim_snprintf(repr, 100, _("<buffer object (deleted) at %p>"), (self));
|
7
|
1559 return PyString_FromString(repr);
|
|
1560 }
|
|
1561 else
|
|
1562 {
|
|
1563 char *name = (char *)this->buf->b_fname;
|
1607
|
1564 PyInt len;
|
7
|
1565
|
|
1566 if (name == NULL)
|
|
1567 name = "";
|
|
1568 len = strlen(name);
|
|
1569
|
|
1570 if (len > 35)
|
|
1571 name = name + (35 - len);
|
|
1572
|
274
|
1573 vim_snprintf(repr, 100, "<buffer %s%s>", len > 35 ? "..." : "", name);
|
7
|
1574
|
|
1575 return PyString_FromString(repr);
|
|
1576 }
|
|
1577 }
|
|
1578
|
|
1579 /******************/
|
|
1580
|
1594
|
1581 static PyInt
|
7
|
1582 BufferLength(PyObject *self)
|
|
1583 {
|
|
1584 /* HOW DO WE SIGNAL AN ERROR FROM THIS FUNCTION? */
|
|
1585 if (CheckBuffer((BufferObject *)(self)))
|
|
1586 return -1; /* ??? */
|
|
1587
|
|
1588 return (((BufferObject *)(self))->buf->b_ml.ml_line_count);
|
|
1589 }
|
|
1590
|
|
1591 static PyObject *
|
1594
|
1592 BufferItem(PyObject *self, PyInt n)
|
7
|
1593 {
|
|
1594 return RBItem((BufferObject *)(self), n, 1,
|
|
1595 (int)((BufferObject *)(self))->buf->b_ml.ml_line_count);
|
|
1596 }
|
|
1597
|
|
1598 static PyObject *
|
1594
|
1599 BufferSlice(PyObject *self, PyInt lo, PyInt hi)
|
7
|
1600 {
|
|
1601 return RBSlice((BufferObject *)(self), lo, hi, 1,
|
|
1602 (int)((BufferObject *)(self))->buf->b_ml.ml_line_count);
|
|
1603 }
|
|
1604
|
1594
|
1605 static PyInt
|
|
1606 BufferAssItem(PyObject *self, PyInt n, PyObject *val)
|
7
|
1607 {
|
|
1608 return RBAssItem((BufferObject *)(self), n, val, 1,
|
1607
|
1609 (PyInt)((BufferObject *)(self))->buf->b_ml.ml_line_count,
|
7
|
1610 NULL);
|
|
1611 }
|
|
1612
|
1594
|
1613 static PyInt
|
|
1614 BufferAssSlice(PyObject *self, PyInt lo, PyInt hi, PyObject *val)
|
7
|
1615 {
|
|
1616 return RBAssSlice((BufferObject *)(self), lo, hi, val, 1,
|
1607
|
1617 (PyInt)((BufferObject *)(self))->buf->b_ml.ml_line_count,
|
7
|
1618 NULL);
|
|
1619 }
|
|
1620
|
|
1621 static PyObject *
|
|
1622 BufferAppend(PyObject *self, PyObject *args)
|
|
1623 {
|
|
1624 return RBAppend((BufferObject *)(self), args, 1,
|
1607
|
1625 (PyInt)((BufferObject *)(self))->buf->b_ml.ml_line_count,
|
7
|
1626 NULL);
|
|
1627 }
|
|
1628
|
|
1629 static PyObject *
|
|
1630 BufferMark(PyObject *self, PyObject *args)
|
|
1631 {
|
|
1632 pos_T *posp;
|
|
1633 char mark;
|
|
1634 buf_T *curbuf_save;
|
|
1635
|
|
1636 if (CheckBuffer((BufferObject *)(self)))
|
|
1637 return NULL;
|
|
1638
|
|
1639 if (!PyArg_ParseTuple(args, "c", &mark))
|
|
1640 return NULL;
|
|
1641
|
|
1642 curbuf_save = curbuf;
|
|
1643 curbuf = ((BufferObject *)(self))->buf;
|
|
1644 posp = getmark(mark, FALSE);
|
|
1645 curbuf = curbuf_save;
|
|
1646
|
|
1647 if (posp == NULL)
|
|
1648 {
|
|
1649 PyErr_SetVim(_("invalid mark name"));
|
|
1650 return NULL;
|
|
1651 }
|
|
1652
|
|
1653 /* Ckeck for keyboard interrupt */
|
|
1654 if (VimErrorCheck())
|
|
1655 return NULL;
|
|
1656
|
|
1657 if (posp->lnum <= 0)
|
|
1658 {
|
|
1659 /* Or raise an error? */
|
|
1660 Py_INCREF(Py_None);
|
|
1661 return Py_None;
|
|
1662 }
|
|
1663
|
|
1664 return Py_BuildValue("(ll)", (long)(posp->lnum), (long)(posp->col));
|
|
1665 }
|
|
1666
|
|
1667 static PyObject *
|
|
1668 BufferRange(PyObject *self, PyObject *args)
|
|
1669 {
|
1607
|
1670 PyInt start;
|
|
1671 PyInt end;
|
7
|
1672
|
|
1673 if (CheckBuffer((BufferObject *)(self)))
|
|
1674 return NULL;
|
|
1675
|
1607
|
1676 if (!PyArg_ParseTuple(args, Py_ssize_t_fmt Py_ssize_t_fmt, &start, &end))
|
7
|
1677 return NULL;
|
|
1678
|
|
1679 return RangeNew(((BufferObject *)(self))->buf, start, end);
|
|
1680 }
|
|
1681
|
|
1682 /* Line range object - Definitions
|
|
1683 */
|
|
1684
|
|
1685 static struct PyMethodDef RangeMethods[] = {
|
|
1686 /* name, function, calling, documentation */
|
1607
|
1687 {"append", RangeAppend, 1, "Append data to the Vim range" },
|
7
|
1688 { NULL, NULL, 0, NULL }
|
|
1689 };
|
|
1690
|
|
1691 static PySequenceMethods RangeAsSeq = {
|
1594
|
1692 (PyInquiry) RangeLength, /* sq_length, len(x) */
|
7
|
1693 (binaryfunc) 0, /* RangeConcat, */ /* sq_concat, x+y */
|
1594
|
1694 (PyIntArgFunc) 0, /* RangeRepeat, */ /* sq_repeat, x*n */
|
|
1695 (PyIntArgFunc) RangeItem, /* sq_item, x[i] */
|
|
1696 (PyIntIntArgFunc) RangeSlice, /* sq_slice, x[i:j] */
|
|
1697 (PyIntObjArgProc) RangeAssItem, /* sq_ass_item, x[i]=v */
|
|
1698 (PyIntIntObjArgProc) RangeAssSlice, /* sq_ass_slice, x[i:j]=v */
|
7
|
1699 };
|
|
1700
|
|
1701 static PyTypeObject RangeType = {
|
|
1702 PyObject_HEAD_INIT(0)
|
|
1703 0,
|
|
1704 "range",
|
|
1705 sizeof(RangeObject),
|
|
1706 0,
|
|
1707
|
|
1708 (destructor) RangeDestructor, /* tp_dealloc, refcount==0 */
|
|
1709 (printfunc) 0, /* tp_print, print x */
|
|
1710 (getattrfunc) RangeGetattr, /* tp_getattr, x.attr */
|
|
1711 (setattrfunc) 0, /* tp_setattr, x.attr=v */
|
|
1712 (cmpfunc) 0, /* tp_compare, x>y */
|
|
1713 (reprfunc) RangeRepr, /* tp_repr, `x`, print x */
|
|
1714
|
|
1715 0, /* as number */
|
|
1716 &RangeAsSeq, /* as sequence */
|
|
1717 0, /* as mapping */
|
|
1718
|
|
1719 (hashfunc) 0, /* tp_hash, dict(x) */
|
|
1720 (ternaryfunc) 0, /* tp_call, x() */
|
|
1721 (reprfunc) 0, /* tp_str, str(x) */
|
|
1722 };
|
|
1723
|
|
1724 /* Line range object - Implementation
|
|
1725 */
|
|
1726
|
|
1727 static PyObject *
|
1607
|
1728 RangeNew(buf_T *buf, PyInt start, PyInt end)
|
7
|
1729 {
|
|
1730 BufferObject *bufr;
|
|
1731 RangeObject *self;
|
|
1732 self = PyObject_NEW(RangeObject, &RangeType);
|
|
1733 if (self == NULL)
|
|
1734 return NULL;
|
|
1735
|
|
1736 bufr = (BufferObject *)BufferNew(buf);
|
|
1737 if (bufr == NULL)
|
|
1738 {
|
986
|
1739 Py_DECREF(self);
|
7
|
1740 return NULL;
|
|
1741 }
|
|
1742 Py_INCREF(bufr);
|
|
1743
|
|
1744 self->buf = bufr;
|
|
1745 self->start = start;
|
|
1746 self->end = end;
|
|
1747
|
|
1748 return (PyObject *)(self);
|
|
1749 }
|
|
1750
|
|
1751 static void
|
|
1752 RangeDestructor(PyObject *self)
|
|
1753 {
|
|
1754 Py_DECREF(((RangeObject *)(self))->buf);
|
986
|
1755 Py_DECREF(self);
|
7
|
1756 }
|
|
1757
|
|
1758 static PyObject *
|
|
1759 RangeGetattr(PyObject *self, char *name)
|
|
1760 {
|
|
1761 if (strcmp(name, "start") == 0)
|
1607
|
1762 return Py_BuildValue(Py_ssize_t_fmt, ((RangeObject *)(self))->start - 1);
|
7
|
1763 else if (strcmp(name, "end") == 0)
|
1607
|
1764 return Py_BuildValue(Py_ssize_t_fmt, ((RangeObject *)(self))->end - 1);
|
7
|
1765 else
|
|
1766 return Py_FindMethod(RangeMethods, self, name);
|
|
1767 }
|
|
1768
|
|
1769 static PyObject *
|
|
1770 RangeRepr(PyObject *self)
|
|
1771 {
|
274
|
1772 static char repr[100];
|
7
|
1773 RangeObject *this = (RangeObject *)(self);
|
|
1774
|
|
1775 if (this->buf->buf == INVALID_BUFFER_VALUE)
|
|
1776 {
|
1607
|
1777 vim_snprintf(repr, 100, "<range object (for deleted buffer) at %p>",
|
|
1778 (self));
|
7
|
1779 return PyString_FromString(repr);
|
|
1780 }
|
|
1781 else
|
|
1782 {
|
|
1783 char *name = (char *)this->buf->buf->b_fname;
|
|
1784 int len;
|
|
1785
|
|
1786 if (name == NULL)
|
|
1787 name = "";
|
1668
|
1788 len = (int)strlen(name);
|
7
|
1789
|
|
1790 if (len > 45)
|
|
1791 name = name + (45 - len);
|
|
1792
|
274
|
1793 vim_snprintf(repr, 100, "<range %s%s (%d:%d)>",
|
7
|
1794 len > 45 ? "..." : "", name,
|
|
1795 this->start, this->end);
|
|
1796
|
|
1797 return PyString_FromString(repr);
|
|
1798 }
|
|
1799 }
|
|
1800
|
|
1801 /****************/
|
|
1802
|
1594
|
1803 static PyInt
|
7
|
1804 RangeLength(PyObject *self)
|
|
1805 {
|
|
1806 /* HOW DO WE SIGNAL AN ERROR FROM THIS FUNCTION? */
|
|
1807 if (CheckBuffer(((RangeObject *)(self))->buf))
|
|
1808 return -1; /* ??? */
|
|
1809
|
|
1810 return (((RangeObject *)(self))->end - ((RangeObject *)(self))->start + 1);
|
|
1811 }
|
|
1812
|
|
1813 static PyObject *
|
1594
|
1814 RangeItem(PyObject *self, PyInt n)
|
7
|
1815 {
|
|
1816 return RBItem(((RangeObject *)(self))->buf, n,
|
|
1817 ((RangeObject *)(self))->start,
|
|
1818 ((RangeObject *)(self))->end);
|
|
1819 }
|
|
1820
|
|
1821 static PyObject *
|
1594
|
1822 RangeSlice(PyObject *self, PyInt lo, PyInt hi)
|
7
|
1823 {
|
|
1824 return RBSlice(((RangeObject *)(self))->buf, lo, hi,
|
|
1825 ((RangeObject *)(self))->start,
|
|
1826 ((RangeObject *)(self))->end);
|
|
1827 }
|
|
1828
|
1594
|
1829 static PyInt
|
|
1830 RangeAssItem(PyObject *self, PyInt n, PyObject *val)
|
7
|
1831 {
|
|
1832 return RBAssItem(((RangeObject *)(self))->buf, n, val,
|
|
1833 ((RangeObject *)(self))->start,
|
|
1834 ((RangeObject *)(self))->end,
|
|
1835 &((RangeObject *)(self))->end);
|
|
1836 }
|
|
1837
|
1594
|
1838 static PyInt
|
|
1839 RangeAssSlice(PyObject *self, PyInt lo, PyInt hi, PyObject *val)
|
7
|
1840 {
|
|
1841 return RBAssSlice(((RangeObject *)(self))->buf, lo, hi, val,
|
|
1842 ((RangeObject *)(self))->start,
|
|
1843 ((RangeObject *)(self))->end,
|
|
1844 &((RangeObject *)(self))->end);
|
|
1845 }
|
|
1846
|
|
1847 static PyObject *
|
|
1848 RangeAppend(PyObject *self, PyObject *args)
|
|
1849 {
|
|
1850 return RBAppend(((RangeObject *)(self))->buf, args,
|
|
1851 ((RangeObject *)(self))->start,
|
|
1852 ((RangeObject *)(self))->end,
|
|
1853 &((RangeObject *)(self))->end);
|
|
1854 }
|
|
1855
|
|
1856 /* Buffer list object - Definitions
|
|
1857 */
|
|
1858
|
|
1859 typedef struct
|
|
1860 {
|
|
1861 PyObject_HEAD
|
|
1862 }
|
|
1863 BufListObject;
|
|
1864
|
|
1865 static PySequenceMethods BufListAsSeq = {
|
1594
|
1866 (PyInquiry) BufListLength, /* sq_length, len(x) */
|
7
|
1867 (binaryfunc) 0, /* sq_concat, x+y */
|
1594
|
1868 (PyIntArgFunc) 0, /* sq_repeat, x*n */
|
|
1869 (PyIntArgFunc) BufListItem, /* sq_item, x[i] */
|
|
1870 (PyIntIntArgFunc) 0, /* sq_slice, x[i:j] */
|
|
1871 (PyIntObjArgProc) 0, /* sq_ass_item, x[i]=v */
|
|
1872 (PyIntIntObjArgProc) 0, /* sq_ass_slice, x[i:j]=v */
|
7
|
1873 };
|
|
1874
|
|
1875 static PyTypeObject BufListType = {
|
|
1876 PyObject_HEAD_INIT(0)
|
|
1877 0,
|
|
1878 "buffer list",
|
|
1879 sizeof(BufListObject),
|
|
1880 0,
|
|
1881
|
|
1882 (destructor) 0, /* tp_dealloc, refcount==0 */
|
|
1883 (printfunc) 0, /* tp_print, print x */
|
|
1884 (getattrfunc) 0, /* tp_getattr, x.attr */
|
|
1885 (setattrfunc) 0, /* tp_setattr, x.attr=v */
|
|
1886 (cmpfunc) 0, /* tp_compare, x>y */
|
|
1887 (reprfunc) 0, /* tp_repr, `x`, print x */
|
|
1888
|
|
1889 0, /* as number */
|
|
1890 &BufListAsSeq, /* as sequence */
|
|
1891 0, /* as mapping */
|
|
1892
|
|
1893 (hashfunc) 0, /* tp_hash, dict(x) */
|
|
1894 (ternaryfunc) 0, /* tp_call, x() */
|
|
1895 (reprfunc) 0, /* tp_str, str(x) */
|
|
1896 };
|
|
1897
|
|
1898 /* Buffer list object - Implementation
|
|
1899 */
|
|
1900
|
1594
|
1901 static PyInt
|
1887
|
1902 BufListLength(PyObject *self UNUSED)
|
7
|
1903 {
|
|
1904 buf_T *b = firstbuf;
|
1607
|
1905 PyInt n = 0;
|
7
|
1906
|
|
1907 while (b)
|
|
1908 {
|
|
1909 ++n;
|
|
1910 b = b->b_next;
|
|
1911 }
|
|
1912
|
|
1913 return n;
|
|
1914 }
|
|
1915
|
|
1916 static PyObject *
|
1887
|
1917 BufListItem(PyObject *self UNUSED, PyInt n)
|
7
|
1918 {
|
|
1919 buf_T *b;
|
|
1920
|
|
1921 for (b = firstbuf; b; b = b->b_next, --n)
|
|
1922 {
|
|
1923 if (n == 0)
|
|
1924 return BufferNew(b);
|
|
1925 }
|
|
1926
|
|
1927 PyErr_SetString(PyExc_IndexError, _("no such buffer"));
|
|
1928 return NULL;
|
|
1929 }
|
|
1930
|
|
1931 /* Window object - Definitions
|
|
1932 */
|
|
1933
|
|
1934 static struct PyMethodDef WindowMethods[] = {
|
|
1935 /* name, function, calling, documentation */
|
|
1936 { NULL, NULL, 0, NULL }
|
|
1937 };
|
|
1938
|
|
1939 static PyTypeObject WindowType = {
|
|
1940 PyObject_HEAD_INIT(0)
|
|
1941 0,
|
|
1942 "window",
|
|
1943 sizeof(WindowObject),
|
|
1944 0,
|
|
1945
|
|
1946 (destructor) WindowDestructor, /* tp_dealloc, refcount==0 */
|
|
1947 (printfunc) 0, /* tp_print, print x */
|
|
1948 (getattrfunc) WindowGetattr, /* tp_getattr, x.attr */
|
|
1949 (setattrfunc) WindowSetattr, /* tp_setattr, x.attr=v */
|
|
1950 (cmpfunc) 0, /* tp_compare, x>y */
|
|
1951 (reprfunc) WindowRepr, /* tp_repr, `x`, print x */
|
|
1952
|
|
1953 0, /* as number */
|
|
1954 0, /* as sequence */
|
|
1955 0, /* as mapping */
|
|
1956
|
|
1957 (hashfunc) 0, /* tp_hash, dict(x) */
|
|
1958 (ternaryfunc) 0, /* tp_call, x() */
|
|
1959 (reprfunc) 0, /* tp_str, str(x) */
|
|
1960 };
|
|
1961
|
|
1962 /* Window object - Implementation
|
|
1963 */
|
|
1964
|
|
1965 static PyObject *
|
|
1966 WindowNew(win_T *win)
|
|
1967 {
|
|
1968 /* We need to handle deletion of windows underneath us.
|
502
|
1969 * If we add a "w_python_ref" field to the win_T structure,
|
7
|
1970 * then we can get at it in win_free() in vim. We then
|
|
1971 * need to create only ONE Python object per window - if
|
|
1972 * we try to create a second, just INCREF the existing one
|
|
1973 * and return it. The (single) Python object referring to
|
502
|
1974 * the window is stored in "w_python_ref".
|
7
|
1975 * On a win_free() we set the Python object's win_T* field
|
|
1976 * to an invalid value. We trap all uses of a window
|
|
1977 * object, and reject them if the win_T* field is invalid.
|
|
1978 */
|
|
1979
|
|
1980 WindowObject *self;
|
|
1981
|
502
|
1982 if (win->w_python_ref)
|
7
|
1983 {
|
502
|
1984 self = win->w_python_ref;
|
7
|
1985 Py_INCREF(self);
|
|
1986 }
|
|
1987 else
|
|
1988 {
|
|
1989 self = PyObject_NEW(WindowObject, &WindowType);
|
|
1990 if (self == NULL)
|
|
1991 return NULL;
|
|
1992 self->win = win;
|
502
|
1993 win->w_python_ref = self;
|
7
|
1994 }
|
|
1995
|
|
1996 return (PyObject *)(self);
|
|
1997 }
|
|
1998
|
|
1999 static void
|
|
2000 WindowDestructor(PyObject *self)
|
|
2001 {
|
|
2002 WindowObject *this = (WindowObject *)(self);
|
|
2003
|
|
2004 if (this->win && this->win != INVALID_WINDOW_VALUE)
|
502
|
2005 this->win->w_python_ref = NULL;
|
7
|
2006
|
986
|
2007 Py_DECREF(self);
|
7
|
2008 }
|
|
2009
|
|
2010 static int
|
|
2011 CheckWindow(WindowObject *this)
|
|
2012 {
|
|
2013 if (this->win == INVALID_WINDOW_VALUE)
|
|
2014 {
|
|
2015 PyErr_SetVim(_("attempt to refer to deleted window"));
|
|
2016 return -1;
|
|
2017 }
|
|
2018
|
|
2019 return 0;
|
|
2020 }
|
|
2021
|
|
2022 static PyObject *
|
|
2023 WindowGetattr(PyObject *self, char *name)
|
|
2024 {
|
|
2025 WindowObject *this = (WindowObject *)(self);
|
|
2026
|
|
2027 if (CheckWindow(this))
|
|
2028 return NULL;
|
|
2029
|
|
2030 if (strcmp(name, "buffer") == 0)
|
|
2031 return (PyObject *)BufferNew(this->win->w_buffer);
|
|
2032 else if (strcmp(name, "cursor") == 0)
|
|
2033 {
|
|
2034 pos_T *pos = &this->win->w_cursor;
|
|
2035
|
|
2036 return Py_BuildValue("(ll)", (long)(pos->lnum), (long)(pos->col));
|
|
2037 }
|
|
2038 else if (strcmp(name, "height") == 0)
|
|
2039 return Py_BuildValue("l", (long)(this->win->w_height));
|
|
2040 #ifdef FEAT_VERTSPLIT
|
|
2041 else if (strcmp(name, "width") == 0)
|
|
2042 return Py_BuildValue("l", (long)(W_WIDTH(this->win)));
|
|
2043 #endif
|
|
2044 else if (strcmp(name,"__members__") == 0)
|
|
2045 return Py_BuildValue("[sss]", "buffer", "cursor", "height");
|
|
2046 else
|
|
2047 return Py_FindMethod(WindowMethods, self, name);
|
|
2048 }
|
|
2049
|
|
2050 static int
|
|
2051 WindowSetattr(PyObject *self, char *name, PyObject *val)
|
|
2052 {
|
|
2053 WindowObject *this = (WindowObject *)(self);
|
|
2054
|
|
2055 if (CheckWindow(this))
|
|
2056 return -1;
|
|
2057
|
|
2058 if (strcmp(name, "buffer") == 0)
|
|
2059 {
|
|
2060 PyErr_SetString(PyExc_TypeError, _("readonly attribute"));
|
|
2061 return -1;
|
|
2062 }
|
|
2063 else if (strcmp(name, "cursor") == 0)
|
|
2064 {
|
|
2065 long lnum;
|
|
2066 long col;
|
1971
|
2067 long len;
|
7
|
2068
|
|
2069 if (!PyArg_Parse(val, "(ll)", &lnum, &col))
|
|
2070 return -1;
|
|
2071
|
|
2072 if (lnum <= 0 || lnum > this->win->w_buffer->b_ml.ml_line_count)
|
|
2073 {
|
|
2074 PyErr_SetVim(_("cursor position outside buffer"));
|
|
2075 return -1;
|
|
2076 }
|
|
2077
|
|
2078 /* Check for keyboard interrupts */
|
|
2079 if (VimErrorCheck())
|
|
2080 return -1;
|
|
2081
|
1971
|
2082 /* When column is out of range silently correct it. */
|
|
2083 len = STRLEN(ml_get_buf(this->win->w_buffer, lnum, FALSE));
|
|
2084 if (col > len)
|
|
2085 col = len;
|
7
|
2086
|
|
2087 this->win->w_cursor.lnum = lnum;
|
|
2088 this->win->w_cursor.col = col;
|
1971
|
2089 #ifdef FEAT_VIRTUALEDIT
|
|
2090 this->win->w_cursor.coladd = 0;
|
|
2091 #endif
|
7
|
2092 update_screen(VALID);
|
|
2093
|
|
2094 return 0;
|
|
2095 }
|
|
2096 else if (strcmp(name, "height") == 0)
|
|
2097 {
|
|
2098 int height;
|
|
2099 win_T *savewin;
|
|
2100
|
|
2101 if (!PyArg_Parse(val, "i", &height))
|
|
2102 return -1;
|
|
2103
|
|
2104 #ifdef FEAT_GUI
|
|
2105 need_mouse_correct = TRUE;
|
|
2106 #endif
|
|
2107 savewin = curwin;
|
|
2108 curwin = this->win;
|
|
2109 win_setheight(height);
|
|
2110 curwin = savewin;
|
|
2111
|
|
2112 /* Check for keyboard interrupts */
|
|
2113 if (VimErrorCheck())
|
|
2114 return -1;
|
|
2115
|
|
2116 return 0;
|
|
2117 }
|
|
2118 #ifdef FEAT_VERTSPLIT
|
|
2119 else if (strcmp(name, "width") == 0)
|
|
2120 {
|
|
2121 int width;
|
|
2122 win_T *savewin;
|
|
2123
|
|
2124 if (!PyArg_Parse(val, "i", &width))
|
|
2125 return -1;
|
|
2126
|
|
2127 #ifdef FEAT_GUI
|
|
2128 need_mouse_correct = TRUE;
|
|
2129 #endif
|
|
2130 savewin = curwin;
|
|
2131 curwin = this->win;
|
|
2132 win_setwidth(width);
|
|
2133 curwin = savewin;
|
|
2134
|
|
2135 /* Check for keyboard interrupts */
|
|
2136 if (VimErrorCheck())
|
|
2137 return -1;
|
|
2138
|
|
2139 return 0;
|
|
2140 }
|
|
2141 #endif
|
|
2142 else
|
|
2143 {
|
|
2144 PyErr_SetString(PyExc_AttributeError, name);
|
|
2145 return -1;
|
|
2146 }
|
|
2147 }
|
|
2148
|
|
2149 static PyObject *
|
|
2150 WindowRepr(PyObject *self)
|
|
2151 {
|
274
|
2152 static char repr[100];
|
7
|
2153 WindowObject *this = (WindowObject *)(self);
|
|
2154
|
|
2155 if (this->win == INVALID_WINDOW_VALUE)
|
|
2156 {
|
1607
|
2157 vim_snprintf(repr, 100, _("<window object (deleted) at %p>"), (self));
|
7
|
2158 return PyString_FromString(repr);
|
|
2159 }
|
|
2160 else
|
|
2161 {
|
|
2162 int i = 0;
|
|
2163 win_T *w;
|
|
2164
|
|
2165 for (w = firstwin; w != NULL && w != this->win; w = W_NEXT(w))
|
|
2166 ++i;
|
|
2167
|
|
2168 if (w == NULL)
|
1607
|
2169 vim_snprintf(repr, 100, _("<window object (unknown) at %p>"),
|
|
2170 (self));
|
7
|
2171 else
|
274
|
2172 vim_snprintf(repr, 100, _("<window %d>"), i);
|
7
|
2173
|
|
2174 return PyString_FromString(repr);
|
|
2175 }
|
|
2176 }
|
|
2177
|
|
2178 /* Window list object - Definitions
|
|
2179 */
|
|
2180
|
|
2181 typedef struct
|
|
2182 {
|
|
2183 PyObject_HEAD
|
|
2184 }
|
|
2185 WinListObject;
|
|
2186
|
|
2187 static PySequenceMethods WinListAsSeq = {
|
1594
|
2188 (PyInquiry) WinListLength, /* sq_length, len(x) */
|
7
|
2189 (binaryfunc) 0, /* sq_concat, x+y */
|
1594
|
2190 (PyIntArgFunc) 0, /* sq_repeat, x*n */
|
|
2191 (PyIntArgFunc) WinListItem, /* sq_item, x[i] */
|
|
2192 (PyIntIntArgFunc) 0, /* sq_slice, x[i:j] */
|
|
2193 (PyIntObjArgProc) 0, /* sq_ass_item, x[i]=v */
|
|
2194 (PyIntIntObjArgProc) 0, /* sq_ass_slice, x[i:j]=v */
|
7
|
2195 };
|
|
2196
|
|
2197 static PyTypeObject WinListType = {
|
|
2198 PyObject_HEAD_INIT(0)
|
|
2199 0,
|
|
2200 "window list",
|
|
2201 sizeof(WinListObject),
|
|
2202 0,
|
|
2203
|
|
2204 (destructor) 0, /* tp_dealloc, refcount==0 */
|
|
2205 (printfunc) 0, /* tp_print, print x */
|
|
2206 (getattrfunc) 0, /* tp_getattr, x.attr */
|
|
2207 (setattrfunc) 0, /* tp_setattr, x.attr=v */
|
|
2208 (cmpfunc) 0, /* tp_compare, x>y */
|
|
2209 (reprfunc) 0, /* tp_repr, `x`, print x */
|
|
2210
|
|
2211 0, /* as number */
|
|
2212 &WinListAsSeq, /* as sequence */
|
|
2213 0, /* as mapping */
|
|
2214
|
|
2215 (hashfunc) 0, /* tp_hash, dict(x) */
|
|
2216 (ternaryfunc) 0, /* tp_call, x() */
|
|
2217 (reprfunc) 0, /* tp_str, str(x) */
|
|
2218 };
|
|
2219
|
|
2220 /* Window list object - Implementation
|
|
2221 */
|
1594
|
2222 static PyInt
|
1887
|
2223 WinListLength(PyObject *self UNUSED)
|
7
|
2224 {
|
|
2225 win_T *w = firstwin;
|
1607
|
2226 PyInt n = 0;
|
7
|
2227
|
671
|
2228 while (w != NULL)
|
7
|
2229 {
|
|
2230 ++n;
|
|
2231 w = W_NEXT(w);
|
|
2232 }
|
|
2233
|
|
2234 return n;
|
|
2235 }
|
|
2236
|
|
2237 static PyObject *
|
1887
|
2238 WinListItem(PyObject *self UNUSED, PyInt n)
|
7
|
2239 {
|
|
2240 win_T *w;
|
|
2241
|
671
|
2242 for (w = firstwin; w != NULL; w = W_NEXT(w), --n)
|
7
|
2243 if (n == 0)
|
|
2244 return WindowNew(w);
|
|
2245
|
|
2246 PyErr_SetString(PyExc_IndexError, _("no such window"));
|
|
2247 return NULL;
|
|
2248 }
|
|
2249
|
|
2250 /* Current items object - Definitions
|
|
2251 */
|
|
2252
|
|
2253 typedef struct
|
|
2254 {
|
|
2255 PyObject_HEAD
|
|
2256 }
|
|
2257 CurrentObject;
|
|
2258
|
|
2259 static PyTypeObject CurrentType = {
|
|
2260 PyObject_HEAD_INIT(0)
|
|
2261 0,
|
|
2262 "current data",
|
|
2263 sizeof(CurrentObject),
|
|
2264 0,
|
|
2265
|
|
2266 (destructor) 0, /* tp_dealloc, refcount==0 */
|
|
2267 (printfunc) 0, /* tp_print, print x */
|
|
2268 (getattrfunc) CurrentGetattr, /* tp_getattr, x.attr */
|
|
2269 (setattrfunc) CurrentSetattr, /* tp_setattr, x.attr=v */
|
|
2270 (cmpfunc) 0, /* tp_compare, x>y */
|
|
2271 (reprfunc) 0, /* tp_repr, `x`, print x */
|
|
2272
|
|
2273 0, /* as number */
|
|
2274 0, /* as sequence */
|
|
2275 0, /* as mapping */
|
|
2276
|
|
2277 (hashfunc) 0, /* tp_hash, dict(x) */
|
|
2278 (ternaryfunc) 0, /* tp_call, x() */
|
|
2279 (reprfunc) 0, /* tp_str, str(x) */
|
|
2280 };
|
|
2281
|
|
2282 /* Current items object - Implementation
|
|
2283 */
|
|
2284 static PyObject *
|
1887
|
2285 CurrentGetattr(PyObject *self UNUSED, char *name)
|
7
|
2286 {
|
|
2287 if (strcmp(name, "buffer") == 0)
|
|
2288 return (PyObject *)BufferNew(curbuf);
|
|
2289 else if (strcmp(name, "window") == 0)
|
|
2290 return (PyObject *)WindowNew(curwin);
|
|
2291 else if (strcmp(name, "line") == 0)
|
1607
|
2292 return GetBufferLine(curbuf, (PyInt)curwin->w_cursor.lnum);
|
7
|
2293 else if (strcmp(name, "range") == 0)
|
|
2294 return RangeNew(curbuf, RangeStart, RangeEnd);
|
|
2295 else if (strcmp(name,"__members__") == 0)
|
|
2296 return Py_BuildValue("[ssss]", "buffer", "window", "line", "range");
|
|
2297 else
|
|
2298 {
|
|
2299 PyErr_SetString(PyExc_AttributeError, name);
|
|
2300 return NULL;
|
|
2301 }
|
|
2302 }
|
|
2303
|
|
2304 static int
|
1887
|
2305 CurrentSetattr(PyObject *self UNUSED, char *name, PyObject *value)
|
7
|
2306 {
|
|
2307 if (strcmp(name, "line") == 0)
|
|
2308 {
|
1607
|
2309 if (SetBufferLine(curbuf, (PyInt)curwin->w_cursor.lnum, value, NULL) == FAIL)
|
7
|
2310 return -1;
|
|
2311
|
|
2312 return 0;
|
|
2313 }
|
|
2314 else
|
|
2315 {
|
|
2316 PyErr_SetString(PyExc_AttributeError, name);
|
|
2317 return -1;
|
|
2318 }
|
|
2319 }
|
|
2320
|
|
2321 /* External interface
|
|
2322 */
|
|
2323
|
|
2324 void
|
|
2325 python_buffer_free(buf_T *buf)
|
|
2326 {
|
502
|
2327 if (buf->b_python_ref != NULL)
|
7
|
2328 {
|
502
|
2329 BufferObject *bp = buf->b_python_ref;
|
7
|
2330 bp->buf = INVALID_BUFFER_VALUE;
|
502
|
2331 buf->b_python_ref = NULL;
|
7
|
2332 }
|
|
2333 }
|
|
2334
|
|
2335 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
2336 void
|
|
2337 python_window_free(win_T *win)
|
|
2338 {
|
502
|
2339 if (win->w_python_ref != NULL)
|
7
|
2340 {
|
502
|
2341 WindowObject *wp = win->w_python_ref;
|
7
|
2342 wp->win = INVALID_WINDOW_VALUE;
|
502
|
2343 win->w_python_ref = NULL;
|
7
|
2344 }
|
|
2345 }
|
|
2346 #endif
|
|
2347
|
|
2348 static BufListObject TheBufferList =
|
|
2349 {
|
|
2350 PyObject_HEAD_INIT(&BufListType)
|
|
2351 };
|
|
2352
|
|
2353 static WinListObject TheWindowList =
|
|
2354 {
|
|
2355 PyObject_HEAD_INIT(&WinListType)
|
|
2356 };
|
|
2357
|
|
2358 static CurrentObject TheCurrent =
|
|
2359 {
|
|
2360 PyObject_HEAD_INIT(&CurrentType)
|
|
2361 };
|
|
2362
|
|
2363 static int
|
|
2364 PythonMod_Init(void)
|
|
2365 {
|
|
2366 PyObject *mod;
|
|
2367 PyObject *dict;
|
1748
|
2368 /* The special value is removed from sys.path in Python_Init(). */
|
|
2369 static char *(argv[2]) = {"/must>not&exist/foo", NULL};
|
7
|
2370
|
|
2371 /* Fixups... */
|
|
2372 BufferType.ob_type = &PyType_Type;
|
|
2373 RangeType.ob_type = &PyType_Type;
|
|
2374 WindowType.ob_type = &PyType_Type;
|
|
2375 BufListType.ob_type = &PyType_Type;
|
|
2376 WinListType.ob_type = &PyType_Type;
|
|
2377 CurrentType.ob_type = &PyType_Type;
|
|
2378
|
|
2379 /* Set sys.argv[] to avoid a crash in warn(). */
|
|
2380 PySys_SetArgv(1, argv);
|
|
2381
|
1607
|
2382 mod = Py_InitModule4("vim", VimMethods, (char *)NULL, (PyObject *)NULL, PYTHON_API_VERSION);
|
7
|
2383 dict = PyModule_GetDict(mod);
|
|
2384
|
|
2385 VimError = Py_BuildValue("s", "vim.error");
|
|
2386
|
|
2387 PyDict_SetItemString(dict, "error", VimError);
|
135
|
2388 PyDict_SetItemString(dict, "buffers", (PyObject *)(void *)&TheBufferList);
|
|
2389 PyDict_SetItemString(dict, "current", (PyObject *)(void *)&TheCurrent);
|
|
2390 PyDict_SetItemString(dict, "windows", (PyObject *)(void *)&TheWindowList);
|
7
|
2391
|
|
2392 if (PyErr_Occurred())
|
|
2393 return -1;
|
|
2394
|
|
2395 return 0;
|
|
2396 }
|
|
2397
|
|
2398 /*************************************************************************
|
|
2399 * 4. Utility functions for handling the interface between Vim and Python.
|
|
2400 */
|
|
2401
|
|
2402 /* Get a line from the specified buffer. The line number is
|
|
2403 * in Vim format (1-based). The line is returned as a Python
|
|
2404 * string object.
|
|
2405 */
|
|
2406 static PyObject *
|
1607
|
2407 GetBufferLine(buf_T *buf, PyInt n)
|
7
|
2408 {
|
|
2409 return LineToString((char *)ml_get_buf(buf, (linenr_T)n, FALSE));
|
|
2410 }
|
|
2411
|
|
2412 /* Get a list of lines from the specified buffer. The line numbers
|
|
2413 * are in Vim format (1-based). The range is from lo up to, but not
|
|
2414 * including, hi. The list is returned as a Python list of string objects.
|
|
2415 */
|
|
2416 static PyObject *
|
1594
|
2417 GetBufferLineList(buf_T *buf, PyInt lo, PyInt hi)
|
7
|
2418 {
|
1594
|
2419 PyInt i;
|
|
2420 PyInt n = hi - lo;
|
7
|
2421 PyObject *list = PyList_New(n);
|
|
2422
|
|
2423 if (list == NULL)
|
|
2424 return NULL;
|
|
2425
|
|
2426 for (i = 0; i < n; ++i)
|
|
2427 {
|
|
2428 PyObject *str = LineToString((char *)ml_get_buf(buf, (linenr_T)(lo+i), FALSE));
|
|
2429
|
|
2430 /* Error check - was the Python string creation OK? */
|
|
2431 if (str == NULL)
|
|
2432 {
|
|
2433 Py_DECREF(list);
|
|
2434 return NULL;
|
|
2435 }
|
|
2436
|
|
2437 /* Set the list item */
|
|
2438 if (PyList_SetItem(list, i, str))
|
|
2439 {
|
|
2440 Py_DECREF(str);
|
|
2441 Py_DECREF(list);
|
|
2442 return NULL;
|
|
2443 }
|
|
2444 }
|
|
2445
|
|
2446 /* The ownership of the Python list is passed to the caller (ie,
|
|
2447 * the caller should Py_DECREF() the object when it is finished
|
|
2448 * with it).
|
|
2449 */
|
|
2450
|
|
2451 return list;
|
|
2452 }
|
|
2453
|
|
2454 /*
|
|
2455 * Check if deleting lines made the cursor position invalid.
|
|
2456 * Changed the lines from "lo" to "hi" and added "extra" lines (negative if
|
|
2457 * deleted).
|
|
2458 */
|
|
2459 static void
|
1607
|
2460 py_fix_cursor(linenr_T lo, linenr_T hi, linenr_T extra)
|
7
|
2461 {
|
|
2462 if (curwin->w_cursor.lnum >= lo)
|
|
2463 {
|
|
2464 /* Adjust the cursor position if it's in/after the changed
|
|
2465 * lines. */
|
|
2466 if (curwin->w_cursor.lnum >= hi)
|
|
2467 {
|
|
2468 curwin->w_cursor.lnum += extra;
|
|
2469 check_cursor_col();
|
|
2470 }
|
|
2471 else if (extra < 0)
|
|
2472 {
|
|
2473 curwin->w_cursor.lnum = lo;
|
|
2474 check_cursor();
|
|
2475 }
|
1083
|
2476 else
|
|
2477 check_cursor_col();
|
7
|
2478 changed_cline_bef_curs();
|
|
2479 }
|
|
2480 invalidate_botline();
|
|
2481 }
|
|
2482
|
|
2483 /* Replace a line in the specified buffer. The line number is
|
|
2484 * in Vim format (1-based). The replacement line is given as
|
|
2485 * a Python string object. The object is checked for validity
|
|
2486 * and correct format. Errors are returned as a value of FAIL.
|
|
2487 * The return value is OK on success.
|
|
2488 * If OK is returned and len_change is not NULL, *len_change
|
|
2489 * is set to the change in the buffer length.
|
|
2490 */
|
|
2491 static int
|
1607
|
2492 SetBufferLine(buf_T *buf, PyInt n, PyObject *line, PyInt *len_change)
|
7
|
2493 {
|
|
2494 /* First of all, we check the thpe of the supplied Python object.
|
|
2495 * There are three cases:
|
|
2496 * 1. NULL, or None - this is a deletion.
|
|
2497 * 2. A string - this is a replacement.
|
|
2498 * 3. Anything else - this is an error.
|
|
2499 */
|
|
2500 if (line == Py_None || line == NULL)
|
|
2501 {
|
|
2502 buf_T *savebuf = curbuf;
|
|
2503
|
|
2504 PyErr_Clear();
|
|
2505 curbuf = buf;
|
|
2506
|
|
2507 if (u_savedel((linenr_T)n, 1L) == FAIL)
|
|
2508 PyErr_SetVim(_("cannot save undo information"));
|
|
2509 else if (ml_delete((linenr_T)n, FALSE) == FAIL)
|
|
2510 PyErr_SetVim(_("cannot delete line"));
|
|
2511 else
|
|
2512 {
|
|
2513 if (buf == curwin->w_buffer)
|
1607
|
2514 py_fix_cursor((linenr_T)n, (linenr_T)n + 1, (linenr_T)-1);
|
1929
|
2515 deleted_lines_mark((linenr_T)n, 1L);
|
7
|
2516 }
|
|
2517
|
|
2518 curbuf = savebuf;
|
|
2519
|
|
2520 if (PyErr_Occurred() || VimErrorCheck())
|
|
2521 return FAIL;
|
|
2522
|
|
2523 if (len_change)
|
|
2524 *len_change = -1;
|
|
2525
|
|
2526 return OK;
|
|
2527 }
|
|
2528 else if (PyString_Check(line))
|
|
2529 {
|
|
2530 char *save = StringToLine(line);
|
|
2531 buf_T *savebuf = curbuf;
|
|
2532
|
|
2533 if (save == NULL)
|
|
2534 return FAIL;
|
|
2535
|
|
2536 /* We do not need to free "save" if ml_replace() consumes it. */
|
|
2537 PyErr_Clear();
|
|
2538 curbuf = buf;
|
|
2539
|
|
2540 if (u_savesub((linenr_T)n) == FAIL)
|
|
2541 {
|
|
2542 PyErr_SetVim(_("cannot save undo information"));
|
|
2543 vim_free(save);
|
|
2544 }
|
|
2545 else if (ml_replace((linenr_T)n, (char_u *)save, FALSE) == FAIL)
|
|
2546 {
|
|
2547 PyErr_SetVim(_("cannot replace line"));
|
|
2548 vim_free(save);
|
|
2549 }
|
|
2550 else
|
|
2551 changed_bytes((linenr_T)n, 0);
|
|
2552
|
|
2553 curbuf = savebuf;
|
|
2554
|
1083
|
2555 /* Check that the cursor is not beyond the end of the line now. */
|
|
2556 if (buf == curwin->w_buffer)
|
|
2557 check_cursor_col();
|
|
2558
|
7
|
2559 if (PyErr_Occurred() || VimErrorCheck())
|
|
2560 return FAIL;
|
|
2561
|
|
2562 if (len_change)
|
|
2563 *len_change = 0;
|
|
2564
|
|
2565 return OK;
|
|
2566 }
|
|
2567 else
|
|
2568 {
|
|
2569 PyErr_BadArgument();
|
|
2570 return FAIL;
|
|
2571 }
|
|
2572 }
|
|
2573
|
|
2574 /* Replace a range of lines in the specified buffer. The line numbers are in
|
|
2575 * Vim format (1-based). The range is from lo up to, but not including, hi.
|
|
2576 * The replacement lines are given as a Python list of string objects. The
|
|
2577 * list is checked for validity and correct format. Errors are returned as a
|
|
2578 * value of FAIL. The return value is OK on success.
|
|
2579 * If OK is returned and len_change is not NULL, *len_change
|
|
2580 * is set to the change in the buffer length.
|
|
2581 */
|
|
2582 static int
|
1607
|
2583 SetBufferLineList(buf_T *buf, PyInt lo, PyInt hi, PyObject *list, PyInt *len_change)
|
7
|
2584 {
|
|
2585 /* First of all, we check the thpe of the supplied Python object.
|
|
2586 * There are three cases:
|
|
2587 * 1. NULL, or None - this is a deletion.
|
|
2588 * 2. A list - this is a replacement.
|
|
2589 * 3. Anything else - this is an error.
|
|
2590 */
|
|
2591 if (list == Py_None || list == NULL)
|
|
2592 {
|
1594
|
2593 PyInt i;
|
1607
|
2594 PyInt n = (int)(hi - lo);
|
7
|
2595 buf_T *savebuf = curbuf;
|
|
2596
|
|
2597 PyErr_Clear();
|
|
2598 curbuf = buf;
|
|
2599
|
|
2600 if (u_savedel((linenr_T)lo, (long)n) == FAIL)
|
|
2601 PyErr_SetVim(_("cannot save undo information"));
|
|
2602 else
|
|
2603 {
|
|
2604 for (i = 0; i < n; ++i)
|
|
2605 {
|
|
2606 if (ml_delete((linenr_T)lo, FALSE) == FAIL)
|
|
2607 {
|
|
2608 PyErr_SetVim(_("cannot delete line"));
|
|
2609 break;
|
|
2610 }
|
|
2611 }
|
|
2612 if (buf == curwin->w_buffer)
|
1607
|
2613 py_fix_cursor((linenr_T)lo, (linenr_T)hi, (linenr_T)-n);
|
1929
|
2614 deleted_lines_mark((linenr_T)lo, (long)i);
|
7
|
2615 }
|
|
2616
|
|
2617 curbuf = savebuf;
|
|
2618
|
|
2619 if (PyErr_Occurred() || VimErrorCheck())
|
|
2620 return FAIL;
|
|
2621
|
|
2622 if (len_change)
|
|
2623 *len_change = -n;
|
|
2624
|
|
2625 return OK;
|
|
2626 }
|
|
2627 else if (PyList_Check(list))
|
|
2628 {
|
1594
|
2629 PyInt i;
|
|
2630 PyInt new_len = PyList_Size(list);
|
|
2631 PyInt old_len = hi - lo;
|
1607
|
2632 PyInt extra = 0; /* lines added to text, can be negative */
|
7
|
2633 char **array;
|
|
2634 buf_T *savebuf;
|
|
2635
|
|
2636 if (new_len == 0) /* avoid allocating zero bytes */
|
|
2637 array = NULL;
|
|
2638 else
|
|
2639 {
|
|
2640 array = (char **)alloc((unsigned)(new_len * sizeof(char *)));
|
|
2641 if (array == NULL)
|
|
2642 {
|
|
2643 PyErr_NoMemory();
|
|
2644 return FAIL;
|
|
2645 }
|
|
2646 }
|
|
2647
|
|
2648 for (i = 0; i < new_len; ++i)
|
|
2649 {
|
|
2650 PyObject *line = PyList_GetItem(list, i);
|
|
2651
|
|
2652 array[i] = StringToLine(line);
|
|
2653 if (array[i] == NULL)
|
|
2654 {
|
|
2655 while (i)
|
|
2656 vim_free(array[--i]);
|
|
2657 vim_free(array);
|
|
2658 return FAIL;
|
|
2659 }
|
|
2660 }
|
|
2661
|
|
2662 savebuf = curbuf;
|
|
2663
|
|
2664 PyErr_Clear();
|
|
2665 curbuf = buf;
|
|
2666
|
|
2667 if (u_save((linenr_T)(lo-1), (linenr_T)hi) == FAIL)
|
|
2668 PyErr_SetVim(_("cannot save undo information"));
|
|
2669
|
|
2670 /* If the size of the range is reducing (ie, new_len < old_len) we
|
|
2671 * need to delete some old_len. We do this at the start, by
|
|
2672 * repeatedly deleting line "lo".
|
|
2673 */
|
|
2674 if (!PyErr_Occurred())
|
|
2675 {
|
|
2676 for (i = 0; i < old_len - new_len; ++i)
|
|
2677 if (ml_delete((linenr_T)lo, FALSE) == FAIL)
|
|
2678 {
|
|
2679 PyErr_SetVim(_("cannot delete line"));
|
|
2680 break;
|
|
2681 }
|
|
2682 extra -= i;
|
|
2683 }
|
|
2684
|
|
2685 /* For as long as possible, replace the existing old_len with the
|
|
2686 * new old_len. This is a more efficient operation, as it requires
|
|
2687 * less memory allocation and freeing.
|
|
2688 */
|
|
2689 if (!PyErr_Occurred())
|
|
2690 {
|
|
2691 for (i = 0; i < old_len && i < new_len; ++i)
|
|
2692 if (ml_replace((linenr_T)(lo+i), (char_u *)array[i], FALSE)
|
|
2693 == FAIL)
|
|
2694 {
|
|
2695 PyErr_SetVim(_("cannot replace line"));
|
|
2696 break;
|
|
2697 }
|
|
2698 }
|
|
2699 else
|
|
2700 i = 0;
|
|
2701
|
|
2702 /* Now we may need to insert the remaining new old_len. If we do, we
|
|
2703 * must free the strings as we finish with them (we can't pass the
|
|
2704 * responsibility to vim in this case).
|
|
2705 */
|
|
2706 if (!PyErr_Occurred())
|
|
2707 {
|
|
2708 while (i < new_len)
|
|
2709 {
|
|
2710 if (ml_append((linenr_T)(lo + i - 1),
|
|
2711 (char_u *)array[i], 0, FALSE) == FAIL)
|
|
2712 {
|
|
2713 PyErr_SetVim(_("cannot insert line"));
|
|
2714 break;
|
|
2715 }
|
|
2716 vim_free(array[i]);
|
|
2717 ++i;
|
|
2718 ++extra;
|
|
2719 }
|
|
2720 }
|
|
2721
|
|
2722 /* Free any left-over old_len, as a result of an error */
|
|
2723 while (i < new_len)
|
|
2724 {
|
|
2725 vim_free(array[i]);
|
|
2726 ++i;
|
|
2727 }
|
|
2728
|
|
2729 /* Free the array of old_len. All of its contents have now
|
|
2730 * been dealt with (either freed, or the responsibility passed
|
|
2731 * to vim.
|
|
2732 */
|
|
2733 vim_free(array);
|
|
2734
|
|
2735 /* Adjust marks. Invalidate any which lie in the
|
|
2736 * changed range, and move any in the remainder of the buffer.
|
|
2737 */
|
|
2738 mark_adjust((linenr_T)lo, (linenr_T)(hi - 1),
|
|
2739 (long)MAXLNUM, (long)extra);
|
|
2740 changed_lines((linenr_T)lo, 0, (linenr_T)hi, (long)extra);
|
|
2741
|
|
2742 if (buf == curwin->w_buffer)
|
1607
|
2743 py_fix_cursor((linenr_T)lo, (linenr_T)hi, (linenr_T)extra);
|
7
|
2744
|
|
2745 curbuf = savebuf;
|
|
2746
|
|
2747 if (PyErr_Occurred() || VimErrorCheck())
|
|
2748 return FAIL;
|
|
2749
|
|
2750 if (len_change)
|
|
2751 *len_change = new_len - old_len;
|
|
2752
|
|
2753 return OK;
|
|
2754 }
|
|
2755 else
|
|
2756 {
|
|
2757 PyErr_BadArgument();
|
|
2758 return FAIL;
|
|
2759 }
|
|
2760 }
|
|
2761
|
|
2762 /* Insert a number of lines into the specified buffer after the specifed line.
|
|
2763 * The line number is in Vim format (1-based). The lines to be inserted are
|
|
2764 * given as a Python list of string objects or as a single string. The lines
|
|
2765 * to be added are checked for validity and correct format. Errors are
|
|
2766 * returned as a value of FAIL. The return value is OK on success.
|
|
2767 * If OK is returned and len_change is not NULL, *len_change
|
|
2768 * is set to the change in the buffer length.
|
|
2769 */
|
|
2770 static int
|
1607
|
2771 InsertBufferLines(buf_T *buf, PyInt n, PyObject *lines, PyInt *len_change)
|
7
|
2772 {
|
|
2773 /* First of all, we check the type of the supplied Python object.
|
|
2774 * It must be a string or a list, or the call is in error.
|
|
2775 */
|
|
2776 if (PyString_Check(lines))
|
|
2777 {
|
|
2778 char *str = StringToLine(lines);
|
|
2779 buf_T *savebuf;
|
|
2780
|
|
2781 if (str == NULL)
|
|
2782 return FAIL;
|
|
2783
|
|
2784 savebuf = curbuf;
|
|
2785
|
|
2786 PyErr_Clear();
|
|
2787 curbuf = buf;
|
|
2788
|
|
2789 if (u_save((linenr_T)n, (linenr_T)(n+1)) == FAIL)
|
|
2790 PyErr_SetVim(_("cannot save undo information"));
|
|
2791 else if (ml_append((linenr_T)n, (char_u *)str, 0, FALSE) == FAIL)
|
|
2792 PyErr_SetVim(_("cannot insert line"));
|
|
2793 else
|
|
2794 appended_lines_mark((linenr_T)n, 1L);
|
|
2795
|
|
2796 vim_free(str);
|
|
2797 curbuf = savebuf;
|
|
2798 update_screen(VALID);
|
|
2799
|
|
2800 if (PyErr_Occurred() || VimErrorCheck())
|
|
2801 return FAIL;
|
|
2802
|
|
2803 if (len_change)
|
|
2804 *len_change = 1;
|
|
2805
|
|
2806 return OK;
|
|
2807 }
|
|
2808 else if (PyList_Check(lines))
|
|
2809 {
|
1594
|
2810 PyInt i;
|
|
2811 PyInt size = PyList_Size(lines);
|
7
|
2812 char **array;
|
|
2813 buf_T *savebuf;
|
|
2814
|
|
2815 array = (char **)alloc((unsigned)(size * sizeof(char *)));
|
|
2816 if (array == NULL)
|
|
2817 {
|
|
2818 PyErr_NoMemory();
|
|
2819 return FAIL;
|
|
2820 }
|
|
2821
|
|
2822 for (i = 0; i < size; ++i)
|
|
2823 {
|
|
2824 PyObject *line = PyList_GetItem(lines, i);
|
|
2825 array[i] = StringToLine(line);
|
|
2826
|
|
2827 if (array[i] == NULL)
|
|
2828 {
|
|
2829 while (i)
|
|
2830 vim_free(array[--i]);
|
|
2831 vim_free(array);
|
|
2832 return FAIL;
|
|
2833 }
|
|
2834 }
|
|
2835
|
|
2836 savebuf = curbuf;
|
|
2837
|
|
2838 PyErr_Clear();
|
|
2839 curbuf = buf;
|
|
2840
|
|
2841 if (u_save((linenr_T)n, (linenr_T)(n + 1)) == FAIL)
|
|
2842 PyErr_SetVim(_("cannot save undo information"));
|
|
2843 else
|
|
2844 {
|
|
2845 for (i = 0; i < size; ++i)
|
|
2846 {
|
|
2847 if (ml_append((linenr_T)(n + i),
|
|
2848 (char_u *)array[i], 0, FALSE) == FAIL)
|
|
2849 {
|
|
2850 PyErr_SetVim(_("cannot insert line"));
|
|
2851
|
|
2852 /* Free the rest of the lines */
|
|
2853 while (i < size)
|
|
2854 vim_free(array[i++]);
|
|
2855
|
|
2856 break;
|
|
2857 }
|
|
2858 vim_free(array[i]);
|
|
2859 }
|
|
2860 if (i > 0)
|
|
2861 appended_lines_mark((linenr_T)n, (long)i);
|
|
2862 }
|
|
2863
|
|
2864 /* Free the array of lines. All of its contents have now
|
|
2865 * been freed.
|
|
2866 */
|
|
2867 vim_free(array);
|
|
2868
|
|
2869 curbuf = savebuf;
|
|
2870 update_screen(VALID);
|
|
2871
|
|
2872 if (PyErr_Occurred() || VimErrorCheck())
|
|
2873 return FAIL;
|
|
2874
|
|
2875 if (len_change)
|
|
2876 *len_change = size;
|
|
2877
|
|
2878 return OK;
|
|
2879 }
|
|
2880 else
|
|
2881 {
|
|
2882 PyErr_BadArgument();
|
|
2883 return FAIL;
|
|
2884 }
|
|
2885 }
|
|
2886
|
|
2887 /* Convert a Vim line into a Python string.
|
|
2888 * All internal newlines are replaced by null characters.
|
|
2889 *
|
|
2890 * On errors, the Python exception data is set, and NULL is returned.
|
|
2891 */
|
|
2892 static PyObject *
|
|
2893 LineToString(const char *str)
|
|
2894 {
|
|
2895 PyObject *result;
|
1594
|
2896 PyInt len = strlen(str);
|
7
|
2897 char *p;
|
|
2898
|
|
2899 /* Allocate an Python string object, with uninitialised contents. We
|
|
2900 * must do it this way, so that we can modify the string in place
|
|
2901 * later. See the Python source, Objects/stringobject.c for details.
|
|
2902 */
|
|
2903 result = PyString_FromStringAndSize(NULL, len);
|
|
2904 if (result == NULL)
|
|
2905 return NULL;
|
|
2906
|
|
2907 p = PyString_AsString(result);
|
|
2908
|
|
2909 while (*str)
|
|
2910 {
|
|
2911 if (*str == '\n')
|
|
2912 *p = '\0';
|
|
2913 else
|
|
2914 *p = *str;
|
|
2915
|
|
2916 ++p;
|
|
2917 ++str;
|
|
2918 }
|
|
2919
|
|
2920 return result;
|
|
2921 }
|
|
2922
|
|
2923 /* Convert a Python string into a Vim line.
|
|
2924 *
|
|
2925 * The result is in allocated memory. All internal nulls are replaced by
|
|
2926 * newline characters. It is an error for the string to contain newline
|
|
2927 * characters.
|
|
2928 *
|
|
2929 * On errors, the Python exception data is set, and NULL is returned.
|
|
2930 */
|
|
2931 static char *
|
|
2932 StringToLine(PyObject *obj)
|
|
2933 {
|
|
2934 const char *str;
|
|
2935 char *save;
|
1594
|
2936 PyInt len;
|
|
2937 PyInt i;
|
20
|
2938 char *p;
|
7
|
2939
|
|
2940 if (obj == NULL || !PyString_Check(obj))
|
|
2941 {
|
|
2942 PyErr_BadArgument();
|
|
2943 return NULL;
|
|
2944 }
|
|
2945
|
|
2946 str = PyString_AsString(obj);
|
|
2947 len = PyString_Size(obj);
|
|
2948
|
20
|
2949 /*
|
|
2950 * Error checking: String must not contain newlines, as we
|
7
|
2951 * are replacing a single line, and we must replace it with
|
|
2952 * a single line.
|
20
|
2953 * A trailing newline is removed, so that append(f.readlines()) works.
|
7
|
2954 */
|
20
|
2955 p = memchr(str, '\n', len);
|
|
2956 if (p != NULL)
|
7
|
2957 {
|
20
|
2958 if (p == str + len - 1)
|
|
2959 --len;
|
|
2960 else
|
|
2961 {
|
|
2962 PyErr_SetVim(_("string cannot contain newlines"));
|
|
2963 return NULL;
|
|
2964 }
|
7
|
2965 }
|
|
2966
|
|
2967 /* Create a copy of the string, with internal nulls replaced by
|
|
2968 * newline characters, as is the vim convention.
|
|
2969 */
|
|
2970 save = (char *)alloc((unsigned)(len+1));
|
|
2971 if (save == NULL)
|
|
2972 {
|
|
2973 PyErr_NoMemory();
|
|
2974 return NULL;
|
|
2975 }
|
|
2976
|
|
2977 for (i = 0; i < len; ++i)
|
|
2978 {
|
|
2979 if (str[i] == '\0')
|
|
2980 save[i] = '\n';
|
|
2981 else
|
|
2982 save[i] = str[i];
|
|
2983 }
|
|
2984
|
|
2985 save[i] = '\0';
|
|
2986
|
|
2987 return save;
|
|
2988 }
|
|
2989
|
|
2990 /* Check to see whether a Vim error has been reported, or a keyboard
|
|
2991 * interrupt has been detected.
|
|
2992 */
|
|
2993 static int
|
|
2994 VimErrorCheck(void)
|
|
2995 {
|
|
2996 if (got_int)
|
|
2997 {
|
|
2998 PyErr_SetNone(PyExc_KeyboardInterrupt);
|
|
2999 return 1;
|
|
3000 }
|
|
3001 else if (did_emsg && !PyErr_Occurred())
|
|
3002 {
|
|
3003 PyErr_SetNone(VimError);
|
|
3004 return 1;
|
|
3005 }
|
|
3006
|
|
3007 return 0;
|
|
3008 }
|
|
3009
|
|
3010
|
|
3011 /* Don't generate a prototype for the next function, it generates an error on
|
|
3012 * newer Python versions. */
|
|
3013 #if PYTHON_API_VERSION < 1007 /* Python 1.4 */ && !defined(PROTO)
|
|
3014
|
|
3015 char *
|
|
3016 Py_GetProgramName(void)
|
|
3017 {
|
|
3018 return "vim";
|
|
3019 }
|
|
3020 #endif /* Python 1.4 */
|