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This is my patch #876198 plus a NEWS entry and a header frob. 

Remove the ability to use (from C) arbitrary objects supporting the
read buffer interface as the co_code member of code objects.
This commit is contained in:
Michael W. Hudson 2004-02-12 15:28:27 +00:00
parent e6ed33a6b3
commit ecfeb7f095
3 changed files with 5 additions and 6 deletions
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5
Include/compile.h
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@ -81,11 +81,6 @@ PyAPI_FUNC(PyCodeObject *) PyNode_CompileFlags(struct _node *, const char *,
#define FUTURE_GENERATORS "generators" #define FUTURE_GENERATORS "generators"
#define FUTURE_DIVISION "division" #define FUTURE_DIVISION "division"
/* for internal use only */
#define _PyCode_GETCODEPTR(co, pp) \
((*(co)->co_code->ob_type->tp_as_buffer->bf_getreadbuffer) \
((co)->co_code, 0, (void **)(pp)))
#ifdef __cplusplus #ifdef __cplusplus
} }
#endif #endif

4
Misc/NEWS
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@ -12,6 +12,10 @@ What's New in Python 2.4 alpha 1?
Core and builtins Core and builtins
----------------- -----------------
- Support for arbitrary objects supporting the read-only buffer
interface as the co_code field of code objects (something that was
only possible to create from C code) has been removed.
- Made omitted callback and None equivalent for weakref.ref() and - Made omitted callback and None equivalent for weakref.ref() and
weakref.proxy(); the None case wasn't handled correctly in all weakref.proxy(); the None case wasn't handled correctly in all
cases. cases.

2
Python/ceval.c
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@ -754,7 +754,7 @@ eval_frame(PyFrameObject *f)
consts = co->co_consts; consts = co->co_consts;
fastlocals = f->f_localsplus; fastlocals = f->f_localsplus;
freevars = f->f_localsplus + f->f_nlocals; freevars = f->f_localsplus + f->f_nlocals;
_PyCode_GETCODEPTR(co, &first_instr); first_instr = PyString_AS_STRING(co->co_code);
/* An explanation is in order for the next line. /* An explanation is in order for the next line.
f->f_lasti now refers to the index of the last instruction f->f_lasti now refers to the index of the last instruction