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annotate runtime.c @ 22:988a8998c75f

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JS objects reflected into Python are now identity-preserving, though the implementation for this is pretty bad right now.
author Atul Varma <varmaa@toolness.com>
date Sun, 28 Jun 2009 21:49:07 -0700
parents fbb9a61fa030
children 951ad1b15587
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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11
551ba05fe6ad factored out Runtime, Context, and utils into separate files.
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1 #include "runtime.h"
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2 #include "context.h"
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3 #include "utils.h"
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4
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5 static PyObject *
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6 PYM_JSRuntimeNew(PyTypeObject *type, PyObject *args,
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7 PyObject *kwds)
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8 {
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9 PYM_JSRuntimeObject *self;
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10
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11 self = (PYM_JSRuntimeObject *) type->tp_alloc(type, 0);
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12 if (self != NULL) {
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13 self->rt = NULL;
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14
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15 self->objects = PyDict_New();
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16 if (self->objects == NULL) {
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17 type->tp_dealloc((PyObject *) self);
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18 self = NULL;
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19 }
22
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20
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21 if (self != NULL) {
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22 self->rt = JS_NewRuntime(8L * 1024L * 1024L);
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23 if (!self->rt) {
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24 PyErr_SetString(PYM_error, "JS_NewRuntime() failed");
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25 type->tp_dealloc((PyObject *) self);
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26 self = NULL;
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27 }
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28 }
11
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29 }
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30
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31 return (PyObject *) self;
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32 }
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33
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34 static void
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35 PYM_JSRuntimeDealloc(PYM_JSRuntimeObject *self)
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36 {
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37 if (self->objects) {
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38 Py_DECREF(self->objects);
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39 self->objects = NULL;
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40 }
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41
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42 if (self->rt) {
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43 JS_DestroyRuntime(self->rt);
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44 self->rt = NULL;
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45 }
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46
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47 self->ob_type->tp_free((PyObject *) self);
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48 }
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49
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50 static PyObject *
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51 PYM_newContext(PYM_JSRuntimeObject *self, PyObject *args)
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52 {
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53 JSContext *cx = JS_NewContext(self->rt, 8192);
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54 if (cx == NULL) {
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55 PyErr_SetString(PYM_error, "JS_NewContext() failed");
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56 return NULL;
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57 }
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58
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59 JS_SetOptions(cx, JSOPTION_VAROBJFIX);
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60 JS_SetVersion(cx, JSVERSION_LATEST);
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61
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62 PyObject *retval = (PyObject *) PYM_newJSContextObject(self, cx);
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63
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64 if (retval == NULL)
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65 JS_DestroyContext(cx);
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66
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67 return retval;
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68 }
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69
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70 static PyMethodDef PYM_JSRuntimeMethods[] = {
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71 {"new_context", (PyCFunction) PYM_newContext, METH_VARARGS,
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72 "Create a new JavaScript context."},
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73 {NULL, NULL, 0, NULL}
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74 };
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75
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76 PyTypeObject PYM_JSRuntimeType = {
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77 PyObject_HEAD_INIT(NULL)
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78 0, /*ob_size*/
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79 "pymonkey.Runtime", /*tp_name*/
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80 sizeof(PYM_JSRuntimeObject), /*tp_basicsize*/
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81 0, /*tp_itemsize*/
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82 /*tp_dealloc*/
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83 (destructor) PYM_JSRuntimeDealloc,
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84 0, /*tp_print*/
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85 0, /*tp_getattr*/
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86 0, /*tp_setattr*/
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87 0, /*tp_compare*/
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88 0, /*tp_repr*/
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89 0, /*tp_as_number*/
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90 0, /*tp_as_sequence*/
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91 0, /*tp_as_mapping*/
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92 0, /*tp_hash */
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93 0, /*tp_call*/
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94 0, /*tp_str*/
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95 0, /*tp_getattro*/
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96 0, /*tp_setattro*/
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97 0, /*tp_as_buffer*/
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98 Py_TPFLAGS_DEFAULT, /*tp_flags*/
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99 /* tp_doc */
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100 "JavaScript Runtime.",
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101 0, /* tp_traverse */
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102 0, /* tp_clear */
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103 0, /* tp_richcompare */
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104 0, /* tp_weaklistoffset */
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105 0, /* tp_iter */
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106 0, /* tp_iternext */
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107 PYM_JSRuntimeMethods, /* tp_methods */
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108 0, /* tp_members */
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109 0, /* tp_getset */
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110 0, /* tp_base */
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111 0, /* tp_dict */
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112 0, /* tp_descr_get */
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113 0, /* tp_descr_set */
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114 0, /* tp_dictoffset */
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115 0, /* tp_init */
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116 0, /* tp_alloc */
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117 PYM_JSRuntimeNew, /* tp_new */
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118 };