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