1 #ifndef Py_CPYTHON_COMPILE_H
2 #  error "this header file must not be included directly"
3 #endif
4 
5 /* Public interface */
6 #define PyCF_MASK (CO_FUTURE_DIVISION | CO_FUTURE_ABSOLUTE_IMPORT | \
7                    CO_FUTURE_WITH_STATEMENT | CO_FUTURE_PRINT_FUNCTION | \
8                    CO_FUTURE_UNICODE_LITERALS | CO_FUTURE_BARRY_AS_BDFL | \
9                    CO_FUTURE_GENERATOR_STOP | CO_FUTURE_ANNOTATIONS)
10 #define PyCF_MASK_OBSOLETE (CO_NESTED)
11 
12 /* bpo-39562: CO_FUTURE_ and PyCF_ constants must be kept unique.
13    PyCF_ constants can use bits from 0x0100 to 0x10000.
14    CO_FUTURE_ constants use bits starting at 0x20000. */
15 #define PyCF_SOURCE_IS_UTF8  0x0100
16 #define PyCF_DONT_IMPLY_DEDENT 0x0200
17 #define PyCF_ONLY_AST 0x0400
18 #define PyCF_IGNORE_COOKIE 0x0800
19 #define PyCF_TYPE_COMMENTS 0x1000
20 #define PyCF_ALLOW_TOP_LEVEL_AWAIT 0x2000
21 #define PyCF_ALLOW_INCOMPLETE_INPUT 0x4000
22 #define PyCF_COMPILE_MASK (PyCF_ONLY_AST | PyCF_ALLOW_TOP_LEVEL_AWAIT | \
23                            PyCF_TYPE_COMMENTS | PyCF_DONT_IMPLY_DEDENT | \
24                            PyCF_ALLOW_INCOMPLETE_INPUT)
25 
26 typedef struct {
27     int cf_flags;  /* bitmask of CO_xxx flags relevant to future */
28     int cf_feature_version;  /* minor Python version (PyCF_ONLY_AST) */
29 } PyCompilerFlags;
30 
31 #define _PyCompilerFlags_INIT \
32     (PyCompilerFlags){.cf_flags = 0, .cf_feature_version = PY_MINOR_VERSION}
33 
34 /* Future feature support */
35 
36 typedef struct {
37     int ff_features;      /* flags set by future statements */
38     int ff_lineno;        /* line number of last future statement */
39 } PyFutureFeatures;
40 
41 #define FUTURE_NESTED_SCOPES "nested_scopes"
42 #define FUTURE_GENERATORS "generators"
43 #define FUTURE_DIVISION "division"
44 #define FUTURE_ABSOLUTE_IMPORT "absolute_import"
45 #define FUTURE_WITH_STATEMENT "with_statement"
46 #define FUTURE_PRINT_FUNCTION "print_function"
47 #define FUTURE_UNICODE_LITERALS "unicode_literals"
48 #define FUTURE_BARRY_AS_BDFL "barry_as_FLUFL"
49 #define FUTURE_GENERATOR_STOP "generator_stop"
50 #define FUTURE_ANNOTATIONS "annotations"
51 
52 #define PY_INVALID_STACK_EFFECT INT_MAX
53 PyAPI_FUNC(int) PyCompile_OpcodeStackEffect(int opcode, int oparg);
54 PyAPI_FUNC(int) PyCompile_OpcodeStackEffectWithJump(int opcode, int oparg, int jump);
55