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