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GH-90699: disallow `_Py_IDENTIFIER` in core code (GH-99210)

This commit is contained in:
Kumar Aditya 2022-11-09 22:23:21 +05:30 committed by GitHub
parent c03e05c2e7
commit 6e3cc72afe
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2 changed files with 10 additions and 4 deletions
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4
Include/cpython/object.h
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@ -41,7 +41,7 @@ typedef struct _Py_Identifier {
Py_ssize_t index;
} _Py_Identifier;
#if defined(NEEDS_PY_IDENTIFIER) || !defined(Py_BUILD_CORE)
#ifndef Py_BUILD_CORE
// For now we are keeping _Py_IDENTIFIER for continued use
// in non-builtin extensions (and naughty PyPI modules).
@ -49,7 +49,7 @@ typedef struct _Py_Identifier {
#define _Py_static_string(varname, value) static _Py_Identifier varname = _Py_static_string_init(value)
#define _Py_IDENTIFIER(varname) _Py_static_string(PyId_##varname, #varname)
#endif /* NEEDS_PY_IDENTIFIER */
#endif /* !Py_BUILD_CORE */
typedef struct {
/* Number implementations must check *both*

10
Programs/_testembed.c
View File

@ -1,7 +1,6 @@
#ifndef Py_BUILD_CORE_MODULE
# define Py_BUILD_CORE_MODULE
#endif
#define NEEDS_PY_IDENTIFIER
/* Always enable assertion (even in release mode) */
#undef NDEBUG
@ -1891,7 +1890,14 @@ static int test_unicode_id_init(void)
{
// bpo-42882: Test that _PyUnicode_FromId() works
// when Python is initialized multiples times.
_Py_IDENTIFIER(test_unicode_id_init);
// This is equivalent to `_Py_IDENTIFIER(test_unicode_id_init)`
// but since `_Py_IDENTIFIER` is disabled when `Py_BUILD_CORE`
// is defined, it is manually expanded here.
static _Py_Identifier PyId_test_unicode_id_init = {
.string = "test_unicode_id_init",
.index = -1,
};
// Initialize Python once without using the identifier
_testembed_Py_InitializeFromConfig();