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