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bpo-23689: re module, fix memory leak when a match is terminated by a signal or memory allocation failure #32223

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bpo-23689: re module, fix memory leak when a match is terminated by a signal or memory allocation failure #32223

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d43cefe
1. add variables
wjssz Mar 31, 2022
f0d2621
2. add CompileData class to sre_compile.py
wjssz Mar 31, 2022
b8b9921
3. add repeat_count parameter to _sre.compile() function
wjssz Mar 31, 2022
17907f5
4. emit repeat_count in sre_compile.py
wjssz Mar 31, 2022
787ca6f
5. change _validate_outer() parameter
wjssz Mar 31, 2022
6ec932b
6. validate in _validate_inner()
wjssz Mar 31, 2022
01c4c29
7. allocate repeats_array for SRE_STATE
wjssz Mar 31, 2022
7631b7d
8. support code in sre_lib.h
wjssz Mar 31, 2022
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3. add repeat_count parameter to _sre.compile() function 
argument clinic
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@wjssz
wjssz committed Apr 1, 2022
commit b8b99211d5e36b862510863bb094a8a63c0be798
5 changes: 3 additions & 2 deletions Modules/_sre.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1407,14 +1407,15 @@ _sre.compile
groups: Py_ssize_t
groupindex: object(subclass_of='&PyDict_Type')
indexgroup: object(subclass_of='&PyTuple_Type')
repeat_count: Py_ssize_t

[clinic start generated code]*/

static PyObject *
_sre_compile_impl(PyObject *module, PyObject *pattern, int flags,
PyObject *code, Py_ssize_t groups, PyObject *groupindex,
PyObject *indexgroup)
/*[clinic end generated code: output=ef9c2b3693776404 input=0a68476dbbe5db30]*/
PyObject *indexgroup, Py_ssize_t repeat_count)
/*[clinic end generated code: output=922af562d51b1657 input=77e39c322501ec2a]*/
{
/* "compile" pattern descriptor to pattern object */

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27 changes: 20 additions & 7 deletions Modules/clinic/_sre.c.h
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