Mercurial > cpython-lru_cache-weakref
annotate Include/code.h @ 39496:352ffe77b71d legacy-trunk
Patch #1535500: fix segfault in BZ2File.writelines and make sure it
raises the correct exceptions.
| author | Georg Brandl <georg@python.org> |
|---|---|
| date | Mon, 14 Aug 2006 21:42:55 +0000 |
| parents | a637c78bf119 |
| children | eeda2704130e |
| rev | line source |
|---|---|
| 35742 | 1 /* Definitions for bytecode */ |
| 2 | |
| 3 #ifndef Py_CODE_H | |
| 4 #define Py_CODE_H | |
| 5 #ifdef __cplusplus | |
| 6 extern "C" { | |
| 7 #endif | |
| 8 | |
| 9 /* Bytecode object */ | |
| 10 typedef struct { | |
| 11 PyObject_HEAD | |
| 12 int co_argcount; /* #arguments, except *args */ | |
| 13 int co_nlocals; /* #local variables */ | |
| 14 int co_stacksize; /* #entries needed for evaluation stack */ | |
| 15 int co_flags; /* CO_..., see below */ | |
| 16 PyObject *co_code; /* instruction opcodes */ | |
| 17 PyObject *co_consts; /* list (constants used) */ | |
| 18 PyObject *co_names; /* list of strings (names used) */ | |
| 19 PyObject *co_varnames; /* tuple of strings (local variable names) */ | |
| 20 PyObject *co_freevars; /* tuple of strings (free variable names) */ | |
| 21 PyObject *co_cellvars; /* tuple of strings (cell variable names) */ | |
| 22 /* The rest doesn't count for hash/cmp */ | |
| 23 PyObject *co_filename; /* string (where it was loaded from) */ | |
| 24 PyObject *co_name; /* string (name, for reference) */ | |
| 25 int co_firstlineno; /* first source line number */ | |
| 26 PyObject *co_lnotab; /* string (encoding addr<->lineno mapping) */ | |
|
38244
a637c78bf119
Merge from rjones-funccall branch.
Richard Jones <richard@commonground.com.au>
parents:
37838
diff
changeset
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27 void *co_zombieframe; /* for optimization only (see frameobject.c) */ |
| 35742 | 28 } PyCodeObject; |
| 29 | |
| 30 /* Masks for co_flags above */ | |
| 31 #define CO_OPTIMIZED 0x0001 | |
| 32 #define CO_NEWLOCALS 0x0002 | |
| 33 #define CO_VARARGS 0x0004 | |
| 34 #define CO_VARKEYWORDS 0x0008 | |
| 35 #define CO_NESTED 0x0010 | |
| 36 #define CO_GENERATOR 0x0020 | |
| 37 /* The CO_NOFREE flag is set if there are no free or cell variables. | |
| 38 This information is redundant, but it allows a single flag test | |
| 39 to determine whether there is any extra work to be done when the | |
| 40 call frame it setup. | |
| 41 */ | |
| 42 #define CO_NOFREE 0x0040 | |
|
36602
9c0fd586475c
Generators have been permanent for a while. This comment is no longer applicable.
Neal Norwitz <nnorwitz@gmail.com>
parents:
35744
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changeset
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43 |
|
36654
6b42920accc9
Per discussion on python-dev, remove CO_GENERATOR_ALLOWED. Leave comment about not removing yet.
Neal Norwitz <nnorwitz@gmail.com>
parents:
36602
diff
changeset
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44 #if 0 |
|
6b42920accc9
Per discussion on python-dev, remove CO_GENERATOR_ALLOWED. Leave comment about not removing yet.
Neal Norwitz <nnorwitz@gmail.com>
parents:
36602
diff
changeset
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45 /* This is no longer used. Stopped defining in 2.5, do not re-use. */ |
|
6b42920accc9
Per discussion on python-dev, remove CO_GENERATOR_ALLOWED. Leave comment about not removing yet.
Neal Norwitz <nnorwitz@gmail.com>
parents:
36602
diff
changeset
|
46 #define CO_GENERATOR_ALLOWED 0x1000 |
|
6b42920accc9
Per discussion on python-dev, remove CO_GENERATOR_ALLOWED. Leave comment about not removing yet.
Neal Norwitz <nnorwitz@gmail.com>
parents:
36602
diff
changeset
|
47 #endif |
| 35742 | 48 #define CO_FUTURE_DIVISION 0x2000 |
|
37418
cea54c9d921d
Don't abbreviate ABS, use long name ABSOLUTE.
Neal Norwitz <nnorwitz@gmail.com>
parents:
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49 #define CO_FUTURE_ABSOLUTE_IMPORT 0x4000 /* do absolute imports by default */ |
|
36726
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from __future__ import with_statement addon for 'with', mostly written by
Thomas Wouters <thomas@python.org>
parents:
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50 #define CO_FUTURE_WITH_STATEMENT 0x8000 |
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bbf16fd024df
from __future__ import with_statement addon for 'with', mostly written by
Thomas Wouters <thomas@python.org>
parents:
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51 |
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bbf16fd024df
from __future__ import with_statement addon for 'with', mostly written by
Thomas Wouters <thomas@python.org>
parents:
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52 /* This should be defined if a future statement modifies the syntax. |
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bbf16fd024df
from __future__ import with_statement addon for 'with', mostly written by
Thomas Wouters <thomas@python.org>
parents:
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53 For example, when a keyword is added. |
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bbf16fd024df
from __future__ import with_statement addon for 'with', mostly written by
Thomas Wouters <thomas@python.org>
parents:
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54 */ |
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bbf16fd024df
from __future__ import with_statement addon for 'with', mostly written by
Thomas Wouters <thomas@python.org>
parents:
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55 #define PY_PARSER_REQUIRES_FUTURE_KEYWORD |
| 35742 | 56 |
| 57 #define CO_MAXBLOCKS 20 /* Max static block nesting within a function */ | |
| 58 | |
|
35744
e7815495bb27
Use the newer names for APIs after the AST merge
Neal Norwitz <nnorwitz@gmail.com>
parents:
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changeset
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59 PyAPI_DATA(PyTypeObject) PyCode_Type; |
| 35742 | 60 |
| 61 #define PyCode_Check(op) ((op)->ob_type == &PyCode_Type) | |
| 62 #define PyCode_GetNumFree(op) (PyTuple_GET_SIZE((op)->co_freevars)) | |
| 63 | |
| 64 /* Public interface */ | |
|
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Neal Norwitz <nnorwitz@gmail.com>
parents:
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diff
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65 PyAPI_FUNC(PyCodeObject *) PyCode_New( |
| 35742 | 66 int, int, int, int, PyObject *, PyObject *, PyObject *, PyObject *, |
| 67 PyObject *, PyObject *, PyObject *, PyObject *, int, PyObject *); | |
| 68 /* same as struct above */ | |
|
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Use the newer names for APIs after the AST merge
Neal Norwitz <nnorwitz@gmail.com>
parents:
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changeset
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69 PyAPI_FUNC(int) PyCode_Addr2Line(PyCodeObject *, int); |
| 35742 | 70 |
| 71 /* for internal use only */ | |
| 72 #define _PyCode_GETCODEPTR(co, pp) \ | |
| 73 ((*(co)->co_code->ob_type->tp_as_buffer->bf_getreadbuffer) \ | |
| 74 ((co)->co_code, 0, (void **)(pp))) | |
| 75 | |
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37838
cc48985c3266
Refactor: Move code that uses co_lnotab from ceval to codeobject
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
37418
diff
changeset
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76 typedef struct _addr_pair { |
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cc48985c3266
Refactor: Move code that uses co_lnotab from ceval to codeobject
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
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77 int ap_lower; |
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cc48985c3266
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Jeremy Hylton <jeremy@alum.mit.edu>
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78 int ap_upper; |
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cc48985c3266
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Jeremy Hylton <jeremy@alum.mit.edu>
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79 } PyAddrPair; |
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cc48985c3266
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
37418
diff
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80 |
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cc48985c3266
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parents:
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81 /* Check whether lasti (an instruction offset) falls outside bounds |
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cc48985c3266
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
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82 and whether it is a line number that should be traced. Returns |
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cc48985c3266
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
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diff
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83 a line number if it should be traced or -1 if the line should not. |
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cc48985c3266
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
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diff
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84 |
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cc48985c3266
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
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diff
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85 If lasti is not within bounds, updates bounds. |
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cc48985c3266
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
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diff
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86 */ |
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cc48985c3266
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
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diff
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87 |
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
37418
diff
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88 PyAPI_FUNC(int) PyCode_CheckLineNumber(PyCodeObject* co, |
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cc48985c3266
Refactor: Move code that uses co_lnotab from ceval to codeobject
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
37418
diff
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89 int lasti, PyAddrPair *bounds); |
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cc48985c3266
Refactor: Move code that uses co_lnotab from ceval to codeobject
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
37418
diff
changeset
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90 |
| 35742 | 91 #ifdef __cplusplus |
| 92 } | |
| 93 #endif | |
| 94 #endif /* !Py_CODE_H */ |