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