forked from metin-server/m2dev-client-src
python 2.7 -> python 3.14
This commit is contained in:
d1str4ught
201
extern/include/python/internal/pycore_symtable.h
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201
extern/include/python/internal/pycore_symtable.h
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#ifndef Py_INTERNAL_SYMTABLE_H
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#define Py_INTERNAL_SYMTABLE_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef Py_BUILD_CORE
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# error "this header requires Py_BUILD_CORE define"
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#endif
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struct _mod; // Type defined in pycore_ast.h
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typedef enum _block_type {
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FunctionBlock, ClassBlock, ModuleBlock,
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// Used for annotations. If 'from __future__ import annotations' is active,
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// annotation blocks cannot bind names and are not evaluated. Otherwise, they
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// are lazily evaluated (see PEP 649).
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AnnotationBlock,
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// The following blocks are used for generics and type aliases. These work
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// mostly like functions (see PEP 695 for details). The three different
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// blocks function identically; they are different enum entries only so
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// that error messages can be more precise.
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// The block to enter when processing a "type" (PEP 695) construction,
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// e.g., "type MyGeneric[T] = list[T]".
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TypeAliasBlock,
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// The block to enter when processing a "generic" (PEP 695) object,
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// e.g., "def foo[T](): pass" or "class A[T]: pass".
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TypeParametersBlock,
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// The block to enter when processing the bound, the constraint tuple
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// or the default value of a single "type variable" in the formal sense,
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// i.e., a TypeVar, a TypeVarTuple or a ParamSpec object (the latter two
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// do not support a bound or a constraint tuple).
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TypeVariableBlock,
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} _Py_block_ty;
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typedef enum _comprehension_type {
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NoComprehension = 0,
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ListComprehension = 1,
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DictComprehension = 2,
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SetComprehension = 3,
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GeneratorExpression = 4 } _Py_comprehension_ty;
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/* source location information */
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typedef struct {
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int lineno;
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int end_lineno;
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int col_offset;
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int end_col_offset;
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} _Py_SourceLocation;
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#define SRC_LOCATION_FROM_AST(n) \
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(_Py_SourceLocation){ \
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.lineno = (n)->lineno, \
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.end_lineno = (n)->end_lineno, \
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.col_offset = (n)->col_offset, \
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.end_col_offset = (n)->end_col_offset }
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static const _Py_SourceLocation NO_LOCATION = {-1, -1, -1, -1};
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static const _Py_SourceLocation NEXT_LOCATION = {-2, -2, -2, -2};
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/* __future__ information */
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typedef struct {
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int ff_features; /* flags set by future statements */
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_Py_SourceLocation ff_location; /* location of last future statement */
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} _PyFutureFeatures;
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struct _symtable_entry;
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struct symtable {
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PyObject *st_filename; /* name of file being compiled,
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decoded from the filesystem encoding */
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struct _symtable_entry *st_cur; /* current symbol table entry */
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struct _symtable_entry *st_top; /* symbol table entry for module */
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PyObject *st_blocks; /* dict: map AST node addresses
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* to symbol table entries */
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PyObject *st_stack; /* list: stack of namespace info */
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PyObject *st_global; /* borrowed ref to st_top->ste_symbols */
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int st_nblocks; /* number of blocks used. kept for
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consistency with the corresponding
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compiler structure */
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PyObject *st_private; /* name of current class or NULL */
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_PyFutureFeatures *st_future; /* module's future features that affect
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the symbol table */
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};
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typedef struct _symtable_entry {
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PyObject_HEAD
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PyObject *ste_id; /* int: key in ste_table->st_blocks */
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PyObject *ste_symbols; /* dict: variable names to flags */
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PyObject *ste_name; /* string: name of current block */
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PyObject *ste_varnames; /* list of function parameters */
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PyObject *ste_children; /* list of child blocks */
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PyObject *ste_directives;/* locations of global and nonlocal statements */
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PyObject *ste_mangled_names; /* set of names for which mangling should be applied */
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_Py_block_ty ste_type;
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// Optional string set by symtable.c and used when reporting errors.
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// The content of that string is a description of the current "context".
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//
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// For instance, if we are processing the default value of the type
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// variable "T" in "def foo[T = int](): pass", `ste_scope_info` is
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// set to "a TypeVar default".
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const char *ste_scope_info;
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int ste_nested; /* true if block is nested */
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unsigned ste_generator : 1; /* true if namespace is a generator */
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unsigned ste_coroutine : 1; /* true if namespace is a coroutine */
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unsigned ste_annotations_used : 1; /* true if there are any annotations in this scope */
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_Py_comprehension_ty ste_comprehension; /* Kind of comprehension (if any) */
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unsigned ste_varargs : 1; /* true if block has varargs */
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unsigned ste_varkeywords : 1; /* true if block has varkeywords */
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unsigned ste_returns_value : 1; /* true if namespace uses return with
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an argument */
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unsigned ste_needs_class_closure : 1; /* for class scopes, true if a
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closure over __class__
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should be created */
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unsigned ste_needs_classdict : 1; /* for class scopes, true if a closure
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over the class dict should be created */
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unsigned ste_comp_inlined : 1; /* true if this comprehension is inlined */
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unsigned ste_comp_iter_target : 1; /* true if visiting comprehension target */
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unsigned ste_can_see_class_scope : 1; /* true if this block can see names bound in an
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enclosing class scope */
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unsigned ste_has_docstring : 1; /* true if docstring present */
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unsigned ste_method : 1; /* true if block is a function block defined in class scope */
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unsigned ste_has_conditional_annotations : 1; /* true if block has conditionally executed annotations */
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unsigned ste_in_conditional_block : 1; /* set while we are inside a conditionally executed block */
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unsigned ste_in_unevaluated_annotation : 1; /* set while we are processing an annotation that will not be evaluated */
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int ste_comp_iter_expr; /* non-zero if visiting a comprehension range expression */
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_Py_SourceLocation ste_loc; /* source location of block */
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struct _symtable_entry *ste_annotation_block; /* symbol table entry for this entry's annotations */
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struct symtable *ste_table;
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} PySTEntryObject;
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extern PyTypeObject PySTEntry_Type;
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#define PySTEntry_Check(op) Py_IS_TYPE((op), &PySTEntry_Type)
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extern long _PyST_GetSymbol(PySTEntryObject *, PyObject *);
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extern int _PyST_GetScope(PySTEntryObject *, PyObject *);
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extern int _PyST_IsFunctionLike(PySTEntryObject *);
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extern struct symtable* _PySymtable_Build(
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struct _mod *mod,
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PyObject *filename,
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_PyFutureFeatures *future);
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extern PySTEntryObject* _PySymtable_Lookup(struct symtable *, void *);
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extern int _PySymtable_LookupOptional(struct symtable *, void *, PySTEntryObject **);
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extern void _PySymtable_Free(struct symtable *);
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extern PyObject *_Py_MaybeMangle(PyObject *privateobj, PySTEntryObject *ste, PyObject *name);
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extern PyObject* _Py_Mangle(PyObject *p, PyObject *name);
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/* Flags for def-use information */
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#define DEF_GLOBAL 1 /* global stmt */
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#define DEF_LOCAL 2 /* assignment in code block */
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#define DEF_PARAM (2<<1) /* formal parameter */
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#define DEF_NONLOCAL (2<<2) /* nonlocal stmt */
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#define USE (2<<3) /* name is used */
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#define DEF_FREE_CLASS (2<<5) /* free variable from class's method */
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#define DEF_IMPORT (2<<6) /* assignment occurred via import */
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#define DEF_ANNOT (2<<7) /* this name is annotated */
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#define DEF_COMP_ITER (2<<8) /* this name is a comprehension iteration variable */
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#define DEF_TYPE_PARAM (2<<9) /* this name is a type parameter */
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#define DEF_COMP_CELL (2<<10) /* this name is a cell in an inlined comprehension */
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#define DEF_BOUND (DEF_LOCAL | DEF_PARAM | DEF_IMPORT)
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/* GLOBAL_EXPLICIT and GLOBAL_IMPLICIT are used internally by the symbol
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table. GLOBAL is returned from _PyST_GetScope() for either of them.
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It is stored in ste_symbols at bits 13-16.
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*/
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#define SCOPE_OFFSET 12
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#define SCOPE_MASK (DEF_GLOBAL | DEF_LOCAL | DEF_PARAM | DEF_NONLOCAL)
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#define SYMBOL_TO_SCOPE(S) (((S) >> SCOPE_OFFSET) & SCOPE_MASK)
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#define LOCAL 1
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#define GLOBAL_EXPLICIT 2
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#define GLOBAL_IMPLICIT 3
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#define FREE 4
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#define CELL 5
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// Used by symtablemodule.c
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extern struct symtable* _Py_SymtableStringObjectFlags(
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const char *str,
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PyObject *filename,
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int start,
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PyCompilerFlags *flags);
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int _PyFuture_FromAST(
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struct _mod * mod,
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PyObject *filename,
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_PyFutureFeatures* futures);
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#ifdef __cplusplus
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}
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#endif
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#endif /* !Py_INTERNAL_SYMTABLE_H */
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