Mercurial > hg > vamp-build-and-test
comparison DEPENDENCIES/mingw32/Python27/include/frameobject.h @ 87:2a2c65a20a8b
Add Python libs and headers
author | Chris Cannam |
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date | Wed, 25 Feb 2015 14:05:22 +0000 |
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86:413a9d26189e | 87:2a2c65a20a8b |
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1 | |
2 /* Frame object interface */ | |
3 | |
4 #ifndef Py_FRAMEOBJECT_H | |
5 #define Py_FRAMEOBJECT_H | |
6 #ifdef __cplusplus | |
7 extern "C" { | |
8 #endif | |
9 | |
10 typedef struct { | |
11 int b_type; /* what kind of block this is */ | |
12 int b_handler; /* where to jump to find handler */ | |
13 int b_level; /* value stack level to pop to */ | |
14 } PyTryBlock; | |
15 | |
16 typedef struct _frame { | |
17 PyObject_VAR_HEAD | |
18 struct _frame *f_back; /* previous frame, or NULL */ | |
19 PyCodeObject *f_code; /* code segment */ | |
20 PyObject *f_builtins; /* builtin symbol table (PyDictObject) */ | |
21 PyObject *f_globals; /* global symbol table (PyDictObject) */ | |
22 PyObject *f_locals; /* local symbol table (any mapping) */ | |
23 PyObject **f_valuestack; /* points after the last local */ | |
24 /* Next free slot in f_valuestack. Frame creation sets to f_valuestack. | |
25 Frame evaluation usually NULLs it, but a frame that yields sets it | |
26 to the current stack top. */ | |
27 PyObject **f_stacktop; | |
28 PyObject *f_trace; /* Trace function */ | |
29 | |
30 /* If an exception is raised in this frame, the next three are used to | |
31 * record the exception info (if any) originally in the thread state. See | |
32 * comments before set_exc_info() -- it's not obvious. | |
33 * Invariant: if _type is NULL, then so are _value and _traceback. | |
34 * Desired invariant: all three are NULL, or all three are non-NULL. That | |
35 * one isn't currently true, but "should be". | |
36 */ | |
37 PyObject *f_exc_type, *f_exc_value, *f_exc_traceback; | |
38 | |
39 PyThreadState *f_tstate; | |
40 int f_lasti; /* Last instruction if called */ | |
41 /* Call PyFrame_GetLineNumber() instead of reading this field | |
42 directly. As of 2.3 f_lineno is only valid when tracing is | |
43 active (i.e. when f_trace is set). At other times we use | |
44 PyCode_Addr2Line to calculate the line from the current | |
45 bytecode index. */ | |
46 int f_lineno; /* Current line number */ | |
47 int f_iblock; /* index in f_blockstack */ | |
48 PyTryBlock f_blockstack[CO_MAXBLOCKS]; /* for try and loop blocks */ | |
49 PyObject *f_localsplus[1]; /* locals+stack, dynamically sized */ | |
50 } PyFrameObject; | |
51 | |
52 | |
53 /* Standard object interface */ | |
54 | |
55 PyAPI_DATA(PyTypeObject) PyFrame_Type; | |
56 | |
57 #define PyFrame_Check(op) ((op)->ob_type == &PyFrame_Type) | |
58 #define PyFrame_IsRestricted(f) \ | |
59 ((f)->f_builtins != (f)->f_tstate->interp->builtins) | |
60 | |
61 PyAPI_FUNC(PyFrameObject *) PyFrame_New(PyThreadState *, PyCodeObject *, | |
62 PyObject *, PyObject *); | |
63 | |
64 | |
65 /* The rest of the interface is specific for frame objects */ | |
66 | |
67 /* Block management functions */ | |
68 | |
69 PyAPI_FUNC(void) PyFrame_BlockSetup(PyFrameObject *, int, int, int); | |
70 PyAPI_FUNC(PyTryBlock *) PyFrame_BlockPop(PyFrameObject *); | |
71 | |
72 /* Extend the value stack */ | |
73 | |
74 PyAPI_FUNC(PyObject **) PyFrame_ExtendStack(PyFrameObject *, int, int); | |
75 | |
76 /* Conversions between "fast locals" and locals in dictionary */ | |
77 | |
78 PyAPI_FUNC(void) PyFrame_LocalsToFast(PyFrameObject *, int); | |
79 PyAPI_FUNC(void) PyFrame_FastToLocals(PyFrameObject *); | |
80 | |
81 PyAPI_FUNC(int) PyFrame_ClearFreeList(void); | |
82 | |
83 /* Return the line of code the frame is currently executing. */ | |
84 PyAPI_FUNC(int) PyFrame_GetLineNumber(PyFrameObject *); | |
85 | |
86 #ifdef __cplusplus | |
87 } | |
88 #endif | |
89 #endif /* !Py_FRAMEOBJECT_H */ |