Mercurial > vim
annotate src/if_py_both.h @ 2913:07647a0545c9 v7.3.229
updated for version 7.3.229
Problem: Using fork() makes gvim crash on Mac when build with
CoreFoundation.
Solution: Disallow fork() when __APPLE__ is defined. (Hisashi T Fujinaka)
author | Bram Moolenaar <bram@vim.org> |
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date | Mon, 20 Jun 2011 00:53:15 +0200 |
parents | fe9c7da98b5e |
children | b67d3a44262a |
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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, David Leonard, Roland Puntaier. |
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11 * |
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12 * Common code for if_python.c and if_python3.c. |
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13 */ |
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14 |
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15 /* |
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16 * obtain a lock on the Vim data structures |
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17 */ |
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18 static void |
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19 Python_Lock_Vim(void) |
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20 { |
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21 } |
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22 |
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23 /* |
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24 * release a lock on the Vim data structures |
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25 */ |
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26 static void |
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27 Python_Release_Vim(void) |
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28 { |
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29 } |
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30 |
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31 /* Output object definition |
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32 */ |
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33 |
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34 static PyObject *OutputWrite(PyObject *, PyObject *); |
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35 static PyObject *OutputWritelines(PyObject *, PyObject *); |
2727 | 36 static PyObject *OutputFlush(PyObject *, PyObject *); |
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37 |
2582 | 38 /* Function to write a line, points to either msg() or emsg(). */ |
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39 typedef void (*writefn)(char_u *); |
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40 static void writer(writefn fn, char_u *str, PyInt n); |
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41 |
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42 typedef struct |
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43 { |
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44 PyObject_HEAD |
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45 long softspace; |
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46 long error; |
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47 } OutputObject; |
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48 |
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49 static struct PyMethodDef OutputMethods[] = { |
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50 /* name, function, calling, documentation */ |
2727 | 51 {"write", OutputWrite, 1, ""}, |
52 {"writelines", OutputWritelines, 1, ""}, | |
53 {"flush", OutputFlush, 1, ""}, | |
54 { NULL, NULL, 0, NULL} | |
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55 }; |
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56 |
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57 #define PyErr_SetVim(str) PyErr_SetString(VimError, str) |
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58 |
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59 /*************/ |
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60 |
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61 /* Output buffer management |
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62 */ |
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63 |
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64 static PyObject * |
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65 OutputWrite(PyObject *self, PyObject *args) |
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66 { |
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67 int len; |
2894 | 68 char *str = NULL; |
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69 int error = ((OutputObject *)(self))->error; |
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70 |
2894 | 71 if (!PyArg_ParseTuple(args, "es#", p_enc, &str, &len)) |
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72 return NULL; |
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73 |
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74 Py_BEGIN_ALLOW_THREADS |
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75 Python_Lock_Vim(); |
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76 writer((writefn)(error ? emsg : msg), (char_u *)str, len); |
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77 Python_Release_Vim(); |
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78 Py_END_ALLOW_THREADS |
2894 | 79 PyMem_Free(str); |
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80 |
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81 Py_INCREF(Py_None); |
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82 return Py_None; |
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83 } |
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84 |
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85 static PyObject * |
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86 OutputWritelines(PyObject *self, PyObject *args) |
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87 { |
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88 PyInt n; |
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89 PyInt i; |
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90 PyObject *list; |
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91 int error = ((OutputObject *)(self))->error; |
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92 |
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93 if (!PyArg_ParseTuple(args, "O", &list)) |
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94 return NULL; |
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95 Py_INCREF(list); |
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96 |
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97 if (!PyList_Check(list)) { |
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98 PyErr_SetString(PyExc_TypeError, _("writelines() requires list of strings")); |
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99 Py_DECREF(list); |
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100 return NULL; |
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101 } |
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102 |
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103 n = PyList_Size(list); |
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104 |
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105 for (i = 0; i < n; ++i) |
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106 { |
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107 PyObject *line = PyList_GetItem(list, i); |
2894 | 108 char *str = NULL; |
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109 PyInt len; |
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110 |
2894 | 111 if (!PyArg_Parse(line, "es#", p_enc, &str, &len)) { |
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112 PyErr_SetString(PyExc_TypeError, _("writelines() requires list of strings")); |
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113 Py_DECREF(list); |
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114 return NULL; |
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115 } |
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116 |
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117 Py_BEGIN_ALLOW_THREADS |
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118 Python_Lock_Vim(); |
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119 writer((writefn)(error ? emsg : msg), (char_u *)str, len); |
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120 Python_Release_Vim(); |
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121 Py_END_ALLOW_THREADS |
2894 | 122 PyMem_Free(str); |
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123 } |
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124 |
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125 Py_DECREF(list); |
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126 Py_INCREF(Py_None); |
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127 return Py_None; |
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128 } |
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129 |
2727 | 130 static PyObject * |
131 OutputFlush(PyObject *self UNUSED, PyObject *args UNUSED) | |
132 { | |
133 /* do nothing */ | |
134 Py_INCREF(Py_None); | |
135 return Py_None; | |
136 } | |
137 | |
138 | |
2582 | 139 /* Buffer IO, we write one whole line at a time. */ |
140 static garray_T io_ga = {0, 0, 1, 80, NULL}; | |
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141 static writefn old_fn = NULL; |
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142 |
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143 static void |
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144 PythonIO_Flush(void) |
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145 { |
2582 | 146 if (old_fn != NULL && io_ga.ga_len > 0) |
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147 { |
2582 | 148 ((char_u *)io_ga.ga_data)[io_ga.ga_len] = NUL; |
149 old_fn((char_u *)io_ga.ga_data); | |
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150 } |
2582 | 151 io_ga.ga_len = 0; |
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152 } |
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153 |
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154 static void |
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155 writer(writefn fn, char_u *str, PyInt n) |
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156 { |
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157 char_u *ptr; |
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158 |
2582 | 159 /* Flush when switching output function. */ |
160 if (fn != old_fn) | |
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161 PythonIO_Flush(); |
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162 old_fn = fn; |
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163 |
2582 | 164 /* Write each NL separated line. Text after the last NL is kept for |
165 * writing later. */ | |
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166 while (n > 0 && (ptr = memchr(str, '\n', n)) != NULL) |
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167 { |
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168 PyInt len = ptr - str; |
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169 |
2615 | 170 if (ga_grow(&io_ga, (int)(len + 1)) == FAIL) |
2582 | 171 break; |
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172 |
2582 | 173 mch_memmove(((char *)io_ga.ga_data) + io_ga.ga_len, str, (size_t)len); |
174 ((char *)io_ga.ga_data)[io_ga.ga_len + len] = NUL; | |
175 fn((char_u *)io_ga.ga_data); | |
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176 str = ptr + 1; |
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177 n -= len + 1; |
2582 | 178 io_ga.ga_len = 0; |
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179 } |
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180 |
2582 | 181 /* Put the remaining text into io_ga for later printing. */ |
2615 | 182 if (n > 0 && ga_grow(&io_ga, (int)(n + 1)) == OK) |
2582 | 183 { |
184 mch_memmove(((char *)io_ga.ga_data) + io_ga.ga_len, str, (size_t)n); | |
2615 | 185 io_ga.ga_len += (int)n; |
2582 | 186 } |
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187 } |
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188 |
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189 /***************/ |
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190 |
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191 static PyTypeObject OutputType; |
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192 |
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193 static OutputObject Output = |
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194 { |
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195 PyObject_HEAD_INIT(&OutputType) |
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196 0, |
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197 0 |
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198 }; |
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199 |
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200 static OutputObject Error = |
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201 { |
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202 PyObject_HEAD_INIT(&OutputType) |
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203 0, |
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204 1 |
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205 }; |
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206 |
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207 static int |
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208 PythonIO_Init_io(void) |
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209 { |
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210 PySys_SetObject("stdout", (PyObject *)(void *)&Output); |
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211 PySys_SetObject("stderr", (PyObject *)(void *)&Error); |
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212 |
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213 if (PyErr_Occurred()) |
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214 { |
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215 EMSG(_("E264: Python: Error initialising I/O objects")); |
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216 return -1; |
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217 } |
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218 |
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219 return 0; |
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220 } |
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221 |
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222 |
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223 static PyObject *VimError; |
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224 |
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225 /* Check to see whether a Vim error has been reported, or a keyboard |
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226 * interrupt has been detected. |
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227 */ |
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228 static int |
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229 VimErrorCheck(void) |
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230 { |
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231 if (got_int) |
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232 { |
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233 PyErr_SetNone(PyExc_KeyboardInterrupt); |
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234 return 1; |
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235 } |
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236 else if (did_emsg && !PyErr_Occurred()) |
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237 { |
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238 PyErr_SetNone(VimError); |
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239 return 1; |
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240 } |
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241 |
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242 return 0; |
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243 } |
2447
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244 |
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245 /* Vim module - Implementation |
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246 */ |
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247 static PyObject * |
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248 VimCommand(PyObject *self UNUSED, PyObject *args) |
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249 { |
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250 char *cmd; |
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251 PyObject *result; |
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252 |
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253 if (!PyArg_ParseTuple(args, "s", &cmd)) |
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254 return NULL; |
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255 |
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256 PyErr_Clear(); |
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257 |
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258 Py_BEGIN_ALLOW_THREADS |
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259 Python_Lock_Vim(); |
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260 |
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261 do_cmdline_cmd((char_u *)cmd); |
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262 update_screen(VALID); |
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263 |
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264 Python_Release_Vim(); |
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265 Py_END_ALLOW_THREADS |
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266 |
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267 if (VimErrorCheck()) |
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268 result = NULL; |
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269 else |
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270 result = Py_None; |
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271 |
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272 Py_XINCREF(result); |
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273 return result; |
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274 } |
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275 |
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276 #ifdef FEAT_EVAL |
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277 /* |
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278 * Function to translate a typval_T into a PyObject; this will recursively |
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279 * translate lists/dictionaries into their Python equivalents. |
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280 * |
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281 * The depth parameter is to avoid infinite recursion, set it to 1 when |
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282 * you call VimToPython. |
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283 */ |
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284 static PyObject * |
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285 VimToPython(typval_T *our_tv, int depth, PyObject *lookupDict) |
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286 { |
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287 PyObject *result; |
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288 PyObject *newObj; |
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289 char ptrBuf[NUMBUFLEN]; |
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290 |
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291 /* Avoid infinite recursion */ |
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292 if (depth > 100) |
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293 { |
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294 Py_INCREF(Py_None); |
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295 result = Py_None; |
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296 return result; |
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297 } |
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298 |
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299 /* Check if we run into a recursive loop. The item must be in lookupDict |
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300 * then and we can use it again. */ |
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301 if ((our_tv->v_type == VAR_LIST && our_tv->vval.v_list != NULL) |
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302 || (our_tv->v_type == VAR_DICT && our_tv->vval.v_dict != NULL)) |
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303 { |
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304 sprintf(ptrBuf, PRINTF_DECIMAL_LONG_U, |
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305 our_tv->v_type == VAR_LIST ? (long_u)our_tv->vval.v_list |
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306 : (long_u)our_tv->vval.v_dict); |
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307 result = PyDict_GetItemString(lookupDict, ptrBuf); |
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308 if (result != NULL) |
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309 { |
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310 Py_INCREF(result); |
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311 return result; |
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312 } |
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313 } |
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314 |
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315 if (our_tv->v_type == VAR_STRING) |
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316 { |
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317 result = Py_BuildValue("s", our_tv->vval.v_string); |
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318 } |
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319 else if (our_tv->v_type == VAR_NUMBER) |
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320 { |
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321 char buf[NUMBUFLEN]; |
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322 |
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323 /* For backwards compatibility numbers are stored as strings. */ |
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324 sprintf(buf, "%ld", (long)our_tv->vval.v_number); |
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325 result = Py_BuildValue("s", buf); |
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326 } |
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327 # ifdef FEAT_FLOAT |
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328 else if (our_tv->v_type == VAR_FLOAT) |
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329 { |
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330 char buf[NUMBUFLEN]; |
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331 |
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332 sprintf(buf, "%f", our_tv->vval.v_float); |
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333 result = Py_BuildValue("s", buf); |
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334 } |
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335 # endif |
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336 else if (our_tv->v_type == VAR_LIST) |
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337 { |
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338 list_T *list = our_tv->vval.v_list; |
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339 listitem_T *curr; |
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340 |
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341 result = PyList_New(0); |
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342 |
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343 if (list != NULL) |
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344 { |
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345 PyDict_SetItemString(lookupDict, ptrBuf, result); |
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346 |
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347 for (curr = list->lv_first; curr != NULL; curr = curr->li_next) |
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348 { |
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349 newObj = VimToPython(&curr->li_tv, depth + 1, lookupDict); |
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350 PyList_Append(result, newObj); |
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351 Py_DECREF(newObj); |
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352 } |
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353 } |
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354 } |
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355 else if (our_tv->v_type == VAR_DICT) |
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356 { |
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357 result = PyDict_New(); |
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358 |
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359 if (our_tv->vval.v_dict != NULL) |
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360 { |
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361 hashtab_T *ht = &our_tv->vval.v_dict->dv_hashtab; |
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362 long_u todo = ht->ht_used; |
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363 hashitem_T *hi; |
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364 dictitem_T *di; |
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365 |
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366 PyDict_SetItemString(lookupDict, ptrBuf, result); |
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367 |
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368 for (hi = ht->ht_array; todo > 0; ++hi) |
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369 { |
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370 if (!HASHITEM_EMPTY(hi)) |
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371 { |
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372 --todo; |
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373 |
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374 di = dict_lookup(hi); |
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375 newObj = VimToPython(&di->di_tv, depth + 1, lookupDict); |
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376 PyDict_SetItemString(result, (char *)hi->hi_key, newObj); |
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377 Py_DECREF(newObj); |
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378 } |
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379 } |
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380 } |
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381 } |
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382 else |
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383 { |
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384 Py_INCREF(Py_None); |
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385 result = Py_None; |
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386 } |
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387 |
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388 return result; |
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389 } |
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390 #endif |
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391 |
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392 static PyObject * |
2520 | 393 VimEval(PyObject *self UNUSED, PyObject *args UNUSED) |
2447
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394 { |
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395 #ifdef FEAT_EVAL |
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396 char *expr; |
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397 typval_T *our_tv; |
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398 PyObject *result; |
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399 PyObject *lookup_dict; |
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400 |
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401 if (!PyArg_ParseTuple(args, "s", &expr)) |
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402 return NULL; |
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403 |
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404 Py_BEGIN_ALLOW_THREADS |
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405 Python_Lock_Vim(); |
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406 our_tv = eval_expr((char_u *)expr, NULL); |
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407 |
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408 Python_Release_Vim(); |
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409 Py_END_ALLOW_THREADS |
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410 |
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411 if (our_tv == NULL) |
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412 { |
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413 PyErr_SetVim(_("invalid expression")); |
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414 return NULL; |
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415 } |
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416 |
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417 /* Convert the Vim type into a Python type. Create a dictionary that's |
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418 * used to check for recursive loops. */ |
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419 lookup_dict = PyDict_New(); |
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420 result = VimToPython(our_tv, 1, lookup_dict); |
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421 Py_DECREF(lookup_dict); |
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422 |
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423 |
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424 Py_BEGIN_ALLOW_THREADS |
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425 Python_Lock_Vim(); |
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426 free_tv(our_tv); |
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427 Python_Release_Vim(); |
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428 Py_END_ALLOW_THREADS |
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429 |
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430 return result; |
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431 #else |
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432 PyErr_SetVim(_("expressions disabled at compile time")); |
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433 return NULL; |
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434 #endif |
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435 } |
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436 |
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437 /* |
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438 * Vim module - Definitions |
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439 */ |
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440 |
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441 static struct PyMethodDef VimMethods[] = { |
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442 /* name, function, calling, documentation */ |
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443 {"command", VimCommand, 1, "Execute a Vim ex-mode command" }, |
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444 {"eval", VimEval, 1, "Evaluate an expression using Vim evaluator" }, |
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445 { NULL, NULL, 0, NULL } |
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446 }; |
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447 |
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448 typedef struct |
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449 { |
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450 PyObject_HEAD |
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451 buf_T *buf; |
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452 } |
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453 BufferObject; |
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454 |
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455 #define INVALID_BUFFER_VALUE ((buf_T *)(-1)) |
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456 |
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457 /* |
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458 * Buffer list object - Implementation |
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459 */ |
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460 |
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461 static PyInt |
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462 BufListLength(PyObject *self UNUSED) |
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463 { |
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464 buf_T *b = firstbuf; |
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465 PyInt n = 0; |
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466 |
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467 while (b) |
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468 { |
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469 ++n; |
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470 b = b->b_next; |
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471 } |
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472 |
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473 return n; |
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474 } |
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475 |
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476 static PyObject * |
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477 BufListItem(PyObject *self UNUSED, PyInt n) |
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478 { |
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479 buf_T *b; |
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480 |
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481 for (b = firstbuf; b; b = b->b_next, --n) |
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482 { |
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483 if (n == 0) |
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484 return BufferNew(b); |
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485 } |
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486 |
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487 PyErr_SetString(PyExc_IndexError, _("no such buffer")); |
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488 return NULL; |
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489 } |
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490 |
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491 typedef struct |
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492 { |
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493 PyObject_HEAD |
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494 win_T *win; |
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495 } WindowObject; |
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496 |
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497 #define INVALID_WINDOW_VALUE ((win_T *)(-1)) |
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498 |
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499 static int |
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500 CheckWindow(WindowObject *this) |
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501 { |
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502 if (this->win == INVALID_WINDOW_VALUE) |
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503 { |
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504 PyErr_SetVim(_("attempt to refer to deleted window")); |
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505 return -1; |
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506 } |
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507 |
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508 return 0; |
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509 } |
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510 |
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511 static int WindowSetattr(PyObject *, char *, PyObject *); |
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512 static PyObject *WindowRepr(PyObject *); |
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513 |
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514 static int |
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515 WindowSetattr(PyObject *self, char *name, PyObject *val) |
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516 { |
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517 WindowObject *this = (WindowObject *)(self); |
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518 |
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519 if (CheckWindow(this)) |
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520 return -1; |
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521 |
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522 if (strcmp(name, "buffer") == 0) |
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523 { |
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524 PyErr_SetString(PyExc_TypeError, _("readonly attribute")); |
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525 return -1; |
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526 } |
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527 else if (strcmp(name, "cursor") == 0) |
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528 { |
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|
529 long lnum; |
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530 long col; |
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531 long len; |
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532 |
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533 if (!PyArg_Parse(val, "(ll)", &lnum, &col)) |
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534 return -1; |
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535 |
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536 if (lnum <= 0 || lnum > this->win->w_buffer->b_ml.ml_line_count) |
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537 { |
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538 PyErr_SetVim(_("cursor position outside buffer")); |
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539 return -1; |
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540 } |
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541 |
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542 /* Check for keyboard interrupts */ |
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543 if (VimErrorCheck()) |
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544 return -1; |
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545 |
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|
546 /* When column is out of range silently correct it. */ |
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547 len = (long)STRLEN(ml_get_buf(this->win->w_buffer, lnum, FALSE)); |
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548 if (col > len) |
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549 col = len; |
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550 |
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551 this->win->w_cursor.lnum = lnum; |
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552 this->win->w_cursor.col = col; |
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553 #ifdef FEAT_VIRTUALEDIT |
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554 this->win->w_cursor.coladd = 0; |
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555 #endif |
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556 update_screen(VALID); |
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557 |
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558 return 0; |
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559 } |
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560 else if (strcmp(name, "height") == 0) |
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561 { |
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|
562 int height; |
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563 win_T *savewin; |
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|
564 |
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565 if (!PyArg_Parse(val, "i", &height)) |
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|
566 return -1; |
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|
567 |
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|
568 #ifdef FEAT_GUI |
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|
569 need_mouse_correct = TRUE; |
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570 #endif |
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571 savewin = curwin; |
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572 curwin = this->win; |
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573 win_setheight(height); |
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574 curwin = savewin; |
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575 |
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|
576 /* Check for keyboard interrupts */ |
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|
577 if (VimErrorCheck()) |
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578 return -1; |
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|
579 |
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|
580 return 0; |
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|
581 } |
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|
582 #ifdef FEAT_VERTSPLIT |
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583 else if (strcmp(name, "width") == 0) |
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|
584 { |
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|
585 int width; |
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|
586 win_T *savewin; |
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|
587 |
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|
588 if (!PyArg_Parse(val, "i", &width)) |
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589 return -1; |
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|
590 |
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|
591 #ifdef FEAT_GUI |
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|
592 need_mouse_correct = TRUE; |
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|
593 #endif |
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594 savewin = curwin; |
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595 curwin = this->win; |
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596 win_setwidth(width); |
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597 curwin = savewin; |
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598 |
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599 /* Check for keyboard interrupts */ |
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600 if (VimErrorCheck()) |
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601 return -1; |
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602 |
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603 return 0; |
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604 } |
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605 #endif |
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606 else |
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607 { |
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608 PyErr_SetString(PyExc_AttributeError, name); |
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609 return -1; |
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610 } |
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611 } |
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612 |
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613 static PyObject * |
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614 WindowRepr(PyObject *self) |
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615 { |
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616 static char repr[100]; |
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617 WindowObject *this = (WindowObject *)(self); |
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618 |
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619 if (this->win == INVALID_WINDOW_VALUE) |
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620 { |
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621 vim_snprintf(repr, 100, _("<window object (deleted) at %p>"), (self)); |
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622 return PyString_FromString(repr); |
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623 } |
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624 else |
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625 { |
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626 int i = 0; |
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627 win_T *w; |
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628 |
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629 for (w = firstwin; w != NULL && w != this->win; w = W_NEXT(w)) |
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630 ++i; |
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631 |
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632 if (w == NULL) |
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633 vim_snprintf(repr, 100, _("<window object (unknown) at %p>"), |
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634 (self)); |
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635 else |
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636 vim_snprintf(repr, 100, _("<window %d>"), i); |
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637 |
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638 return PyString_FromString(repr); |
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639 } |
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640 } |
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641 |
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642 /* |
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643 * Window list object - Implementation |
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644 */ |
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645 static PyInt |
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646 WinListLength(PyObject *self UNUSED) |
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647 { |
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648 win_T *w = firstwin; |
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649 PyInt n = 0; |
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650 |
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651 while (w != NULL) |
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652 { |
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653 ++n; |
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654 w = W_NEXT(w); |
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655 } |
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656 |
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657 return n; |
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658 } |
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659 |
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660 static PyObject * |
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661 WinListItem(PyObject *self UNUSED, PyInt n) |
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662 { |
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663 win_T *w; |
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664 |
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665 for (w = firstwin; w != NULL; w = W_NEXT(w), --n) |
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666 if (n == 0) |
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667 return WindowNew(w); |
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668 |
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669 PyErr_SetString(PyExc_IndexError, _("no such window")); |
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670 return NULL; |
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671 } |
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672 |
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673 /* Convert a Python string into a Vim line. |
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674 * |
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675 * The result is in allocated memory. All internal nulls are replaced by |
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676 * newline characters. It is an error for the string to contain newline |
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677 * characters. |
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678 * |
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679 * On errors, the Python exception data is set, and NULL is returned. |
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680 */ |
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681 static char * |
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682 StringToLine(PyObject *obj) |
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683 { |
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684 const char *str; |
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685 char *save; |
2894 | 686 PyObject *bytes; |
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687 PyInt len; |
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688 PyInt i; |
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689 char *p; |
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690 |
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691 if (obj == NULL || !PyString_Check(obj)) |
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692 { |
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693 PyErr_BadArgument(); |
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694 return NULL; |
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695 } |
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696 |
2894 | 697 bytes = PyString_AsBytes(obj); /* for Python 2 this does nothing */ |
698 str = PyString_AsString(bytes); | |
699 len = PyString_Size(bytes); | |
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700 |
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701 /* |
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702 * Error checking: String must not contain newlines, as we |
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703 * are replacing a single line, and we must replace it with |
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704 * a single line. |
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705 * A trailing newline is removed, so that append(f.readlines()) works. |
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706 */ |
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707 p = memchr(str, '\n', len); |
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708 if (p != NULL) |
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709 { |
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710 if (p == str + len - 1) |
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711 --len; |
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712 else |
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713 { |
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714 PyErr_SetVim(_("string cannot contain newlines")); |
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715 return NULL; |
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716 } |
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|
717 } |
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|
718 |
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diff
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|
719 /* Create a copy of the string, with internal nulls replaced by |
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|
720 * newline characters, as is the vim convention. |
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|
721 */ |
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|
722 save = (char *)alloc((unsigned)(len+1)); |
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723 if (save == NULL) |
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|
724 { |
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|
725 PyErr_NoMemory(); |
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|
726 return NULL; |
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|
727 } |
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|
728 |
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|
729 for (i = 0; i < len; ++i) |
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|
730 { |
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|
731 if (str[i] == '\0') |
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|
732 save[i] = '\n'; |
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|
733 else |
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|
734 save[i] = str[i]; |
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|
735 } |
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|
736 |
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|
737 save[i] = '\0'; |
2894 | 738 PyString_FreeBytes(bytes); /* Python 2 does nothing here */ |
2447
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739 |
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740 return save; |
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|
741 } |
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|
742 |
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|
743 /* Get a line from the specified buffer. The line number is |
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744 * in Vim format (1-based). The line is returned as a Python |
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|
745 * string object. |
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|
746 */ |
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|
747 static PyObject * |
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|
748 GetBufferLine(buf_T *buf, PyInt n) |
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749 { |
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750 return LineToString((char *)ml_get_buf(buf, (linenr_T)n, FALSE)); |
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|
751 } |
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|
752 |
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|
753 |
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diff
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|
754 /* Get a list of lines from the specified buffer. The line numbers |
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755 * are in Vim format (1-based). The range is from lo up to, but not |
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756 * including, hi. The list is returned as a Python list of string objects. |
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|
757 */ |
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|
758 static PyObject * |
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|
759 GetBufferLineList(buf_T *buf, PyInt lo, PyInt hi) |
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|
760 { |
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|
761 PyInt i; |
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|
762 PyInt n = hi - lo; |
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763 PyObject *list = PyList_New(n); |
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|
764 |
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|
765 if (list == NULL) |
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|
766 return NULL; |
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|
767 |
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|
768 for (i = 0; i < n; ++i) |
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|
769 { |
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|
770 PyObject *str = LineToString((char *)ml_get_buf(buf, (linenr_T)(lo+i), FALSE)); |
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|
771 |
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|
772 /* Error check - was the Python string creation OK? */ |
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|
773 if (str == NULL) |
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|
774 { |
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|
775 Py_DECREF(list); |
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776 return NULL; |
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|
777 } |
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|
778 |
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|
779 /* Set the list item */ |
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|
780 if (PyList_SetItem(list, i, str)) |
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|
781 { |
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|
782 Py_DECREF(str); |
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|
783 Py_DECREF(list); |
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|
784 return NULL; |
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|
785 } |
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|
786 } |
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|
787 |
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diff
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|
788 /* The ownership of the Python list is passed to the caller (ie, |
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789 * the caller should Py_DECREF() the object when it is finished |
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|
790 * with it). |
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|
791 */ |
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|
792 |
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|
793 return list; |
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|
794 } |
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diff
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|
795 |
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|
796 /* |
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|
797 * Check if deleting lines made the cursor position invalid. |
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798 * Changed the lines from "lo" to "hi" and added "extra" lines (negative if |
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diff
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|
799 * deleted). |
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|
800 */ |
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|
801 static void |
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|
802 py_fix_cursor(linenr_T lo, linenr_T hi, linenr_T extra) |
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|
803 { |
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|
804 if (curwin->w_cursor.lnum >= lo) |
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805 { |
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|
806 /* Adjust the cursor position if it's in/after the changed |
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|
807 * lines. */ |
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|
808 if (curwin->w_cursor.lnum >= hi) |
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diff
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|
809 { |
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|
810 curwin->w_cursor.lnum += extra; |
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|
811 check_cursor_col(); |
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|
812 } |
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|
813 else if (extra < 0) |
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814 { |
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|
815 curwin->w_cursor.lnum = lo; |
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816 check_cursor(); |
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|
817 } |
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|
818 else |
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|
819 check_cursor_col(); |
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|
820 changed_cline_bef_curs(); |
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diff
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|
821 } |
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|
822 invalidate_botline(); |
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diff
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|
823 } |
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824 |
2894 | 825 /* |
826 * Replace a line in the specified buffer. The line number is | |
2447
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|
827 * in Vim format (1-based). The replacement line is given as |
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|
828 * a Python string object. The object is checked for validity |
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|
829 * and correct format. Errors are returned as a value of FAIL. |
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830 * The return value is OK on success. |
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|
831 * If OK is returned and len_change is not NULL, *len_change |
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|
832 * is set to the change in the buffer length. |
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|
833 */ |
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diff
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|
834 static int |
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|
835 SetBufferLine(buf_T *buf, PyInt n, PyObject *line, PyInt *len_change) |
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836 { |
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837 /* First of all, we check the thpe of the supplied Python object. |
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838 * There are three cases: |
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839 * 1. NULL, or None - this is a deletion. |
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840 * 2. A string - this is a replacement. |
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841 * 3. Anything else - this is an error. |
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842 */ |
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843 if (line == Py_None || line == NULL) |
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844 { |
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845 buf_T *savebuf = curbuf; |
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846 |
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847 PyErr_Clear(); |
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848 curbuf = buf; |
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849 |
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850 if (u_savedel((linenr_T)n, 1L) == FAIL) |
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851 PyErr_SetVim(_("cannot save undo information")); |
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852 else if (ml_delete((linenr_T)n, FALSE) == FAIL) |
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853 PyErr_SetVim(_("cannot delete line")); |
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854 else |
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855 { |
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856 if (buf == curwin->w_buffer) |
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857 py_fix_cursor((linenr_T)n, (linenr_T)n + 1, (linenr_T)-1); |
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858 deleted_lines_mark((linenr_T)n, 1L); |
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859 } |
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860 |
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861 curbuf = savebuf; |
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862 |
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863 if (PyErr_Occurred() || VimErrorCheck()) |
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864 return FAIL; |
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865 |
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866 if (len_change) |
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867 *len_change = -1; |
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868 |
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869 return OK; |
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870 } |
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871 else if (PyString_Check(line)) |
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872 { |
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873 char *save = StringToLine(line); |
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874 buf_T *savebuf = curbuf; |
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875 |
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876 if (save == NULL) |
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877 return FAIL; |
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878 |
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879 /* We do not need to free "save" if ml_replace() consumes it. */ |
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880 PyErr_Clear(); |
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881 curbuf = buf; |
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882 |
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883 if (u_savesub((linenr_T)n) == FAIL) |
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884 { |
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885 PyErr_SetVim(_("cannot save undo information")); |
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886 vim_free(save); |
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887 } |
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888 else if (ml_replace((linenr_T)n, (char_u *)save, FALSE) == FAIL) |
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889 { |
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890 PyErr_SetVim(_("cannot replace line")); |
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891 vim_free(save); |
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892 } |
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893 else |
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894 changed_bytes((linenr_T)n, 0); |
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895 |
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896 curbuf = savebuf; |
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897 |
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898 /* Check that the cursor is not beyond the end of the line now. */ |
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899 if (buf == curwin->w_buffer) |
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900 check_cursor_col(); |
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901 |
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902 if (PyErr_Occurred() || VimErrorCheck()) |
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903 return FAIL; |
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904 |
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905 if (len_change) |
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906 *len_change = 0; |
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907 |
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908 return OK; |
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909 } |
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910 else |
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911 { |
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912 PyErr_BadArgument(); |
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913 return FAIL; |
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914 } |
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915 } |
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916 |
2894 | 917 /* Replace a range of lines in the specified buffer. The line numbers are in |
918 * Vim format (1-based). The range is from lo up to, but not including, hi. | |
919 * The replacement lines are given as a Python list of string objects. The | |
920 * list is checked for validity and correct format. Errors are returned as a | |
921 * value of FAIL. The return value is OK on success. | |
922 * If OK is returned and len_change is not NULL, *len_change | |
923 * is set to the change in the buffer length. | |
924 */ | |
925 static int | |
926 SetBufferLineList(buf_T *buf, PyInt lo, PyInt hi, PyObject *list, PyInt *len_change) | |
927 { | |
928 /* First of all, we check the thpe of the supplied Python object. | |
929 * There are three cases: | |
930 * 1. NULL, or None - this is a deletion. | |
931 * 2. A list - this is a replacement. | |
932 * 3. Anything else - this is an error. | |
933 */ | |
934 if (list == Py_None || list == NULL) | |
935 { | |
936 PyInt i; | |
937 PyInt n = (int)(hi - lo); | |
938 buf_T *savebuf = curbuf; | |
939 | |
940 PyErr_Clear(); | |
941 curbuf = buf; | |
942 | |
943 if (u_savedel((linenr_T)lo, (long)n) == FAIL) | |
944 PyErr_SetVim(_("cannot save undo information")); | |
945 else | |
946 { | |
947 for (i = 0; i < n; ++i) | |
948 { | |
949 if (ml_delete((linenr_T)lo, FALSE) == FAIL) | |
950 { | |
951 PyErr_SetVim(_("cannot delete line")); | |
952 break; | |
953 } | |
954 } | |
955 if (buf == curwin->w_buffer) | |
956 py_fix_cursor((linenr_T)lo, (linenr_T)hi, (linenr_T)-n); | |
957 deleted_lines_mark((linenr_T)lo, (long)i); | |
958 } | |
959 | |
960 curbuf = savebuf; | |
961 | |
962 if (PyErr_Occurred() || VimErrorCheck()) | |
963 return FAIL; | |
964 | |
965 if (len_change) | |
966 *len_change = -n; | |
967 | |
968 return OK; | |
969 } | |
970 else if (PyList_Check(list)) | |
971 { | |
972 PyInt i; | |
973 PyInt new_len = PyList_Size(list); | |
974 PyInt old_len = hi - lo; | |
975 PyInt extra = 0; /* lines added to text, can be negative */ | |
976 char **array; | |
977 buf_T *savebuf; | |
978 | |
979 if (new_len == 0) /* avoid allocating zero bytes */ | |
980 array = NULL; | |
981 else | |
982 { | |
983 array = (char **)alloc((unsigned)(new_len * sizeof(char *))); | |
984 if (array == NULL) | |
985 { | |
986 PyErr_NoMemory(); | |
987 return FAIL; | |
988 } | |
989 } | |
990 | |
991 for (i = 0; i < new_len; ++i) | |
992 { | |
993 PyObject *line = PyList_GetItem(list, i); | |
994 | |
995 array[i] = StringToLine(line); | |
996 if (array[i] == NULL) | |
997 { | |
998 while (i) | |
999 vim_free(array[--i]); | |
1000 vim_free(array); | |
1001 return FAIL; | |
1002 } | |
1003 } | |
1004 | |
1005 savebuf = curbuf; | |
1006 | |
1007 PyErr_Clear(); | |
1008 curbuf = buf; | |
1009 | |
1010 if (u_save((linenr_T)(lo-1), (linenr_T)hi) == FAIL) | |
1011 PyErr_SetVim(_("cannot save undo information")); | |
1012 | |
1013 /* If the size of the range is reducing (ie, new_len < old_len) we | |
1014 * need to delete some old_len. We do this at the start, by | |
1015 * repeatedly deleting line "lo". | |
1016 */ | |
1017 if (!PyErr_Occurred()) | |
1018 { | |
1019 for (i = 0; i < old_len - new_len; ++i) | |
1020 if (ml_delete((linenr_T)lo, FALSE) == FAIL) | |
1021 { | |
1022 PyErr_SetVim(_("cannot delete line")); | |
1023 break; | |
1024 } | |
1025 extra -= i; | |
1026 } | |
1027 | |
1028 /* For as long as possible, replace the existing old_len with the | |
1029 * new old_len. This is a more efficient operation, as it requires | |
1030 * less memory allocation and freeing. | |
1031 */ | |
1032 if (!PyErr_Occurred()) | |
1033 { | |
1034 for (i = 0; i < old_len && i < new_len; ++i) | |
1035 if (ml_replace((linenr_T)(lo+i), (char_u *)array[i], FALSE) | |
1036 == FAIL) | |
1037 { | |
1038 PyErr_SetVim(_("cannot replace line")); | |
1039 break; | |
1040 } | |
1041 } | |
1042 else | |
1043 i = 0; | |
1044 | |
1045 /* Now we may need to insert the remaining new old_len. If we do, we | |
1046 * must free the strings as we finish with them (we can't pass the | |
1047 * responsibility to vim in this case). | |
1048 */ | |
1049 if (!PyErr_Occurred()) | |
1050 { | |
1051 while (i < new_len) | |
1052 { | |
1053 if (ml_append((linenr_T)(lo + i - 1), | |
1054 (char_u *)array[i], 0, FALSE) == FAIL) | |
1055 { | |
1056 PyErr_SetVim(_("cannot insert line")); | |
1057 break; | |
1058 } | |
1059 vim_free(array[i]); | |
1060 ++i; | |
1061 ++extra; | |
1062 } | |
1063 } | |
1064 | |
1065 /* Free any left-over old_len, as a result of an error */ | |
1066 while (i < new_len) | |
1067 { | |
1068 vim_free(array[i]); | |
1069 ++i; | |
1070 } | |
1071 | |
1072 /* Free the array of old_len. All of its contents have now | |
1073 * been dealt with (either freed, or the responsibility passed | |
1074 * to vim. | |
1075 */ | |
1076 vim_free(array); | |
1077 | |
1078 /* Adjust marks. Invalidate any which lie in the | |
1079 * changed range, and move any in the remainder of the buffer. | |
1080 */ | |
1081 mark_adjust((linenr_T)lo, (linenr_T)(hi - 1), | |
1082 (long)MAXLNUM, (long)extra); | |
1083 changed_lines((linenr_T)lo, 0, (linenr_T)hi, (long)extra); | |
1084 | |
1085 if (buf == curwin->w_buffer) | |
1086 py_fix_cursor((linenr_T)lo, (linenr_T)hi, (linenr_T)extra); | |
1087 | |
1088 curbuf = savebuf; | |
1089 | |
1090 if (PyErr_Occurred() || VimErrorCheck()) | |
1091 return FAIL; | |
1092 | |
1093 if (len_change) | |
1094 *len_change = new_len - old_len; | |
1095 | |
1096 return OK; | |
1097 } | |
1098 else | |
1099 { | |
1100 PyErr_BadArgument(); | |
1101 return FAIL; | |
1102 } | |
1103 } | |
2447
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1104 |
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|
1105 /* Insert a number of lines into the specified buffer after the specifed line. |
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|
1106 * The line number is in Vim format (1-based). The lines to be inserted are |
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1107 * given as a Python list of string objects or as a single string. The lines |
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1108 * to be added are checked for validity and correct format. Errors are |
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1109 * returned as a value of FAIL. The return value is OK on success. |
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1110 * If OK is returned and len_change is not NULL, *len_change |
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1111 * is set to the change in the buffer length. |
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1112 */ |
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|
1113 static int |
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1114 InsertBufferLines(buf_T *buf, PyInt n, PyObject *lines, PyInt *len_change) |
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1115 { |
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|
1116 /* First of all, we check the type of the supplied Python object. |
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1117 * It must be a string or a list, or the call is in error. |
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1118 */ |
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1119 if (PyString_Check(lines)) |
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1120 { |
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|
1121 char *str = StringToLine(lines); |
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|
1122 buf_T *savebuf; |
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|
1123 |
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|
1124 if (str == NULL) |
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|
1125 return FAIL; |
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|
1126 |
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|
1127 savebuf = curbuf; |
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|
1128 |
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|
1129 PyErr_Clear(); |
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|
1130 curbuf = buf; |
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|
1131 |
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|
1132 if (u_save((linenr_T)n, (linenr_T)(n+1)) == FAIL) |
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|
1133 PyErr_SetVim(_("cannot save undo information")); |
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|
1134 else if (ml_append((linenr_T)n, (char_u *)str, 0, FALSE) == FAIL) |
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|
1135 PyErr_SetVim(_("cannot insert line")); |
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|
1136 else |
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|
1137 appended_lines_mark((linenr_T)n, 1L); |
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|
1138 |
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|
1139 vim_free(str); |
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|
1140 curbuf = savebuf; |
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|
1141 update_screen(VALID); |
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|
1142 |
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|
1143 if (PyErr_Occurred() || VimErrorCheck()) |
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|
1144 return FAIL; |
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|
1145 |
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|
1146 if (len_change) |
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|
1147 *len_change = 1; |
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|
1148 |
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Move many more common Python items to if_py_both.c.
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|
1149 return OK; |
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|
1150 } |
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|
1151 else if (PyList_Check(lines)) |
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|
1152 { |
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|
1153 PyInt i; |
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|
1154 PyInt size = PyList_Size(lines); |
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|
1155 char **array; |
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|
1156 buf_T *savebuf; |
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|
1157 |
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|
1158 array = (char **)alloc((unsigned)(size * sizeof(char *))); |
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|
1159 if (array == NULL) |
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1160 { |
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|
1161 PyErr_NoMemory(); |
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|
1162 return FAIL; |
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1163 } |
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|
1164 |
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|
1165 for (i = 0; i < size; ++i) |
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|
1166 { |
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|
1167 PyObject *line = PyList_GetItem(lines, i); |
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|
1168 array[i] = StringToLine(line); |
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|
1169 |
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|
1170 if (array[i] == NULL) |
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|
1171 { |
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|
1172 while (i) |
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|
1173 vim_free(array[--i]); |
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|
1174 vim_free(array); |
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|
1175 return FAIL; |
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|
1176 } |
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|
1177 } |
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|
1178 |
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|
1179 savebuf = curbuf; |
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|
1180 |
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|
1181 PyErr_Clear(); |
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|
1182 curbuf = buf; |
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|
1183 |
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|
1184 if (u_save((linenr_T)n, (linenr_T)(n + 1)) == FAIL) |
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|
1185 PyErr_SetVim(_("cannot save undo information")); |
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|
1186 else |
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|
1187 { |
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|
1188 for (i = 0; i < size; ++i) |
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|
1189 { |
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|
1190 if (ml_append((linenr_T)(n + i), |
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|
1191 (char_u *)array[i], 0, FALSE) == FAIL) |
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|
1192 { |
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|
1193 PyErr_SetVim(_("cannot insert line")); |
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|
1194 |
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|
1195 /* Free the rest of the lines */ |
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|
1196 while (i < size) |
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|
1197 vim_free(array[i++]); |
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|
1198 |
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|
1199 break; |
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1200 } |
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|
1201 vim_free(array[i]); |
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1202 } |
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|
1203 if (i > 0) |
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|
1204 appended_lines_mark((linenr_T)n, (long)i); |
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1205 } |
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|
1206 |
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|
1207 /* Free the array of lines. All of its contents have now |
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|
1208 * been freed. |
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1209 */ |
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|
1210 vim_free(array); |
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1211 |
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|
1212 curbuf = savebuf; |
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|
1213 update_screen(VALID); |
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|
1214 |
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|
1215 if (PyErr_Occurred() || VimErrorCheck()) |
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|
1216 return FAIL; |
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|
1217 |
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|
1218 if (len_change) |
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|
1219 *len_change = size; |
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1220 |
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|
1221 return OK; |
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|
1222 } |
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|
1223 else |
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|
1224 { |
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|
1225 PyErr_BadArgument(); |
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|
1226 return FAIL; |
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|
1227 } |
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|
1228 } |
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|
1229 |
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|
1230 /* |
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|
1231 * Common routines for buffers and line ranges |
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|
1232 * ------------------------------------------- |
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|
1233 */ |
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|
1234 |
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|
1235 static int |
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|
1236 CheckBuffer(BufferObject *this) |
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|
1237 { |
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|
1238 if (this->buf == INVALID_BUFFER_VALUE) |
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|
1239 { |
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|
1240 PyErr_SetVim(_("attempt to refer to deleted buffer")); |
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|
1241 return -1; |
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|
1242 } |
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|
1243 |
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|
1244 return 0; |
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|
1245 } |
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|
1246 |
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|
1247 static PyObject * |
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|
1248 RBItem(BufferObject *self, PyInt n, PyInt start, PyInt end) |
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|
1249 { |
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|
1250 if (CheckBuffer(self)) |
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|
1251 return NULL; |
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|
1252 |
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|
1253 if (n < 0 || n > end - start) |
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|
1254 { |
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|
1255 PyErr_SetString(PyExc_IndexError, _("line number out of range")); |
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|
1256 return NULL; |
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|
1257 } |
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|
1258 |
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|
1259 return GetBufferLine(self->buf, n+start); |
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|
1260 } |
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|
1261 |
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|
1262 static PyObject * |
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|
1263 RBSlice(BufferObject *self, PyInt lo, PyInt hi, PyInt start, PyInt end) |
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|
1264 { |
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|
1265 PyInt size; |
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|
1266 |
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|
1267 if (CheckBuffer(self)) |
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|
1268 return NULL; |
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|
1269 |
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|
1270 size = end - start + 1; |
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|
1271 |
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|
1272 if (lo < 0) |
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|
1273 lo = 0; |
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|
1274 else if (lo > size) |
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1275 lo = size; |
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|
1276 if (hi < 0) |
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|
1277 hi = 0; |
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|
1278 if (hi < lo) |
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|
1279 hi = lo; |
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|
1280 else if (hi > size) |
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|
1281 hi = size; |
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|
1282 |
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|
1283 return GetBufferLineList(self->buf, lo+start, hi+start); |
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|
1284 } |
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|
1285 |
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|
1286 static PyInt |
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|
1287 RBAsItem(BufferObject *self, PyInt n, PyObject *val, PyInt start, PyInt end, PyInt *new_end) |
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|
1288 { |
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|
1289 PyInt len_change; |
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|
1290 |
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|
1291 if (CheckBuffer(self)) |
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|
1292 return -1; |
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|
1293 |
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|
1294 if (n < 0 || n > end - start) |
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|
1295 { |
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|
1296 PyErr_SetString(PyExc_IndexError, _("line number out of range")); |
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|
1297 return -1; |
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|
1298 } |
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|
1299 |
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|
1300 if (SetBufferLine(self->buf, n+start, val, &len_change) == FAIL) |
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|
1301 return -1; |
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|
1302 |
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|
1303 if (new_end) |
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|
1304 *new_end = end + len_change; |
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|
1305 |
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|
1306 return 0; |
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|
1307 } |
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1308 |
2894 | 1309 static PyInt |
1310 RBAsSlice(BufferObject *self, PyInt lo, PyInt hi, PyObject *val, PyInt start, PyInt end, PyInt *new_end) | |
1311 { | |
1312 PyInt size; | |
1313 PyInt len_change; | |
1314 | |
1315 /* Self must be a valid buffer */ | |
1316 if (CheckBuffer(self)) | |
1317 return -1; | |
1318 | |
1319 /* Sort out the slice range */ | |
1320 size = end - start + 1; | |
1321 | |
1322 if (lo < 0) | |
1323 lo = 0; | |
1324 else if (lo > size) | |
1325 lo = size; | |
1326 if (hi < 0) | |
1327 hi = 0; | |
1328 if (hi < lo) | |
1329 hi = lo; | |
1330 else if (hi > size) | |
1331 hi = size; | |
1332 | |
1333 if (SetBufferLineList(self->buf, lo + start, hi + start, | |
1334 val, &len_change) == FAIL) | |
1335 return -1; | |
1336 | |
1337 if (new_end) | |
1338 *new_end = end + len_change; | |
1339 | |
1340 return 0; | |
1341 } | |
1342 | |
2447
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|
1343 |
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|
1344 static PyObject * |
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|
1345 RBAppend(BufferObject *self, PyObject *args, PyInt start, PyInt end, PyInt *new_end) |
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1346 { |
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1347 PyObject *lines; |
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|
1348 PyInt len_change; |
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|
1349 PyInt max; |
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|
1350 PyInt n; |
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1351 |
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|
1352 if (CheckBuffer(self)) |
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|
1353 return NULL; |
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|
1354 |
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|
1355 max = n = end - start + 1; |
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|
1356 |
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|
1357 if (!PyArg_ParseTuple(args, "O|n", &lines, &n)) |
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|
1358 return NULL; |
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|
1359 |
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|
1360 if (n < 0 || n > max) |
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1361 { |
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|
1362 PyErr_SetString(PyExc_ValueError, _("line number out of range")); |
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|
1363 return NULL; |
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|
1364 } |
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|
1365 |
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|
1366 if (InsertBufferLines(self->buf, n + start - 1, lines, &len_change) == FAIL) |
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|
1367 return NULL; |
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Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
1368 |
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Move many more common Python items to if_py_both.c.
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diff
changeset
|
1369 if (new_end) |
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Move many more common Python items to if_py_both.c.
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diff
changeset
|
1370 *new_end = end + len_change; |
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Move many more common Python items to if_py_both.c.
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diff
changeset
|
1371 |
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Move many more common Python items to if_py_both.c.
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diff
changeset
|
1372 Py_INCREF(Py_None); |
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Move many more common Python items to if_py_both.c.
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parents:
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diff
changeset
|
1373 return Py_None; |
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Move many more common Python items to if_py_both.c.
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diff
changeset
|
1374 } |
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Move many more common Python items to if_py_both.c.
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diff
changeset
|
1375 |
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Move many more common Python items to if_py_both.c.
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diff
changeset
|
1376 |
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Move many more common Python items to if_py_both.c.
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diff
changeset
|
1377 /* Buffer object - Definitions |
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Move many more common Python items to if_py_both.c.
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diff
changeset
|
1378 */ |
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Move many more common Python items to if_py_both.c.
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diff
changeset
|
1379 |
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Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
1380 typedef struct |
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Move many more common Python items to if_py_both.c.
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parents:
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diff
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|
1381 { |
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Move many more common Python items to if_py_both.c.
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diff
changeset
|
1382 PyObject_HEAD |
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Move many more common Python items to if_py_both.c.
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diff
changeset
|
1383 BufferObject *buf; |
84d353762845
Move many more common Python items to if_py_both.c.
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parents:
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diff
changeset
|
1384 PyInt start; |
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Move many more common Python items to if_py_both.c.
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parents:
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diff
changeset
|
1385 PyInt end; |
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Move many more common Python items to if_py_both.c.
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parents:
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diff
changeset
|
1386 } RangeObject; |
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Move many more common Python items to if_py_both.c.
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diff
changeset
|
1387 |
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Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1388 static PyObject * |
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Move many more common Python items to if_py_both.c.
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diff
changeset
|
1389 RangeNew(buf_T *buf, PyInt start, PyInt end) |
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Move many more common Python items to if_py_both.c.
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parents:
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diff
changeset
|
1390 { |
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Move many more common Python items to if_py_both.c.
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parents:
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diff
changeset
|
1391 BufferObject *bufr; |
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Move many more common Python items to if_py_both.c.
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parents:
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diff
changeset
|
1392 RangeObject *self; |
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Move many more common Python items to if_py_both.c.
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parents:
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diff
changeset
|
1393 self = PyObject_NEW(RangeObject, &RangeType); |
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Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1394 if (self == NULL) |
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Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1395 return NULL; |
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Move many more common Python items to if_py_both.c.
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parents:
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diff
changeset
|
1396 |
84d353762845
Move many more common Python items to if_py_both.c.
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parents:
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diff
changeset
|
1397 bufr = (BufferObject *)BufferNew(buf); |
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Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1398 if (bufr == NULL) |
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Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1399 { |
84d353762845
Move many more common Python items to if_py_both.c.
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parents:
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diff
changeset
|
1400 Py_DECREF(self); |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1401 return NULL; |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1402 } |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1403 Py_INCREF(bufr); |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
1404 |
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Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1405 self->buf = bufr; |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1406 self->start = start; |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1407 self->end = end; |
84d353762845
Move many more common Python items to if_py_both.c.
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diff
changeset
|
1408 |
84d353762845
Move many more common Python items to if_py_both.c.
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parents:
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diff
changeset
|
1409 return (PyObject *)(self); |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1410 } |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
1411 |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1412 static PyObject * |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1413 BufferAppend(PyObject *self, PyObject *args) |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
1414 { |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1415 return RBAppend((BufferObject *)(self), args, 1, |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1416 (PyInt)((BufferObject *)(self))->buf->b_ml.ml_line_count, |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1417 NULL); |
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Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1418 } |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
1419 |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1420 static PyObject * |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1421 BufferMark(PyObject *self, PyObject *args) |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1422 { |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1423 pos_T *posp; |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1424 char *pmark; |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1425 char mark; |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1426 buf_T *curbuf_save; |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
1427 |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1428 if (CheckBuffer((BufferObject *)(self))) |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1429 return NULL; |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1430 |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1431 if (!PyArg_ParseTuple(args, "s", &pmark)) |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1432 return NULL; |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1433 mark = *pmark; |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1434 |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1435 curbuf_save = curbuf; |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1436 curbuf = ((BufferObject *)(self))->buf; |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1437 posp = getmark(mark, FALSE); |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1438 curbuf = curbuf_save; |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1439 |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1440 if (posp == NULL) |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1441 { |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1442 PyErr_SetVim(_("invalid mark name")); |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1443 return NULL; |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1444 } |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1445 |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1446 /* Ckeck for keyboard interrupt */ |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1447 if (VimErrorCheck()) |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1448 return NULL; |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1449 |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1450 if (posp->lnum <= 0) |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1451 { |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1452 /* Or raise an error? */ |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1453 Py_INCREF(Py_None); |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1454 return Py_None; |
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Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
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2399
diff
changeset
|
1455 } |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
1456 |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1457 return Py_BuildValue("(ll)", (long)(posp->lnum), (long)(posp->col)); |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1458 } |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
1459 |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1460 static PyObject * |
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Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
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2399
diff
changeset
|
1461 BufferRange(PyObject *self, PyObject *args) |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
1462 { |
84d353762845
Move many more common Python items to if_py_both.c.
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parents:
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diff
changeset
|
1463 PyInt start; |
84d353762845
Move many more common Python items to if_py_both.c.
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2399
diff
changeset
|
1464 PyInt end; |
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Move many more common Python items to if_py_both.c.
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diff
changeset
|
1465 |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1466 if (CheckBuffer((BufferObject *)(self))) |
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Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
1467 return NULL; |
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Move many more common Python items to if_py_both.c.
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diff
changeset
|
1468 |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1469 if (!PyArg_ParseTuple(args, "nn", &start, &end)) |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
1470 return NULL; |
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Move many more common Python items to if_py_both.c.
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diff
changeset
|
1471 |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
2399
diff
changeset
|
1472 return RangeNew(((BufferObject *)(self))->buf, start, end); |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
1473 } |
84d353762845
Move many more common Python items to if_py_both.c.
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diff
changeset
|
1474 |
84d353762845
Move many more common Python items to if_py_both.c.
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diff
changeset
|
1475 static struct PyMethodDef BufferMethods[] = { |
84d353762845
Move many more common Python items to if_py_both.c.
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2399
diff
changeset
|
1476 /* name, function, calling, documentation */ |
84d353762845
Move many more common Python items to if_py_both.c.
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diff
changeset
|
1477 {"append", BufferAppend, 1, "Append data to Vim buffer" }, |
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Move many more common Python items to if_py_both.c.
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diff
changeset
|
1478 {"mark", BufferMark, 1, "Return (row,col) representing position of named mark" }, |
84d353762845
Move many more common Python items to if_py_both.c.
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diff
changeset
|
1479 {"range", BufferRange, 1, "Return a range object which represents the part of the given buffer between line numbers s and e" }, |
84d353762845
Move many more common Python items to if_py_both.c.
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diff
changeset
|
1480 { NULL, NULL, 0, NULL } |
84d353762845
Move many more common Python items to if_py_both.c.
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diff
changeset
|
1481 }; |
84d353762845
Move many more common Python items to if_py_both.c.
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diff
changeset
|
1482 |
84d353762845
Move many more common Python items to if_py_both.c.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1483 static PyObject * |
84d353762845
Move many more common Python items to if_py_both.c.
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2399
diff
changeset
|
1484 RangeAppend(PyObject *self, PyObject *args) |
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1485 { |
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1486 return RBAppend(((RangeObject *)(self))->buf, args, |
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1487 ((RangeObject *)(self))->start, |
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1488 ((RangeObject *)(self))->end, |
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1489 &((RangeObject *)(self))->end); |
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1490 } |
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1491 |
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1492 static PyInt |
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1493 RangeLength(PyObject *self) |
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1494 { |
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1495 /* HOW DO WE SIGNAL AN ERROR FROM THIS FUNCTION? */ |
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1496 if (CheckBuffer(((RangeObject *)(self))->buf)) |
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1497 return -1; /* ??? */ |
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1498 |
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1499 return (((RangeObject *)(self))->end - ((RangeObject *)(self))->start + 1); |
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1500 } |
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1501 |
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1502 static PyObject * |
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1503 RangeItem(PyObject *self, PyInt n) |
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1504 { |
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1505 return RBItem(((RangeObject *)(self))->buf, n, |
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1506 ((RangeObject *)(self))->start, |
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1507 ((RangeObject *)(self))->end); |
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1508 } |
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1509 |
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1510 static PyObject * |
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1511 RangeRepr(PyObject *self) |
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1512 { |
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1513 static char repr[100]; |
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1514 RangeObject *this = (RangeObject *)(self); |
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1515 |
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1516 if (this->buf->buf == INVALID_BUFFER_VALUE) |
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1517 { |
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1518 vim_snprintf(repr, 100, "<range object (for deleted buffer) at %p>", |
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1519 (self)); |
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1520 return PyString_FromString(repr); |
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1521 } |
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1522 else |
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1523 { |
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1524 char *name = (char *)this->buf->buf->b_fname; |
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1525 int len; |
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1526 |
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1527 if (name == NULL) |
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1528 name = ""; |
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1529 len = (int)strlen(name); |
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1530 |
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1531 if (len > 45) |
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1532 name = name + (45 - len); |
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1533 |
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1534 vim_snprintf(repr, 100, "<range %s%s (%d:%d)>", |
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1535 len > 45 ? "..." : "", name, |
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1536 this->start, this->end); |
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1537 |
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1538 return PyString_FromString(repr); |
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1539 } |
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1540 } |
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1541 |
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1542 static PyObject * |
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1543 RangeSlice(PyObject *self, PyInt lo, PyInt hi) |
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1544 { |
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1545 return RBSlice(((RangeObject *)(self))->buf, lo, hi, |
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1546 ((RangeObject *)(self))->start, |
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1547 ((RangeObject *)(self))->end); |
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1548 } |
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1549 |
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|
1550 /* |
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1551 * Line range object - Definitions |
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1552 */ |
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1553 |
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1554 static struct PyMethodDef RangeMethods[] = { |
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1555 /* name, function, calling, documentation */ |
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1556 {"append", RangeAppend, 1, "Append data to the Vim range" }, |
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1557 { NULL, NULL, 0, NULL } |
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1558 }; |
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1559 |