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- Python static hello world now 1.8mb
- Python static fully loaded now 10mb
- Python HTTPS client now uses MbedTLS
- Python REPL now completes import stmts
- Increase stack size for Python for now
- Begin synthesizing posixpath and ntpath
- Restore Python \N{UNICODE NAME} support
- Restore Python NFKD symbol normalization
- Add optimized code path for Intel SHA-NI
- Get more Python unit tests passing faster
- Get Python help() pagination working on NT
- Python hashlib now supports MbedTLS PBKDF2
- Make memcpy/memmove/memcmp/bcmp/etc. faster
- Add Mersenne Twister and Vigna to LIBC_RAND
- Provide privileged __printf() for error code
- Fix zipos opendir() so that it reports ENOTDIR
- Add basic chmod() implementation for Windows NT
- Add Cosmo's best functions to Python cosmo module
- Pin function trace indent depth to that of caller
- Show memory diagram on invalid access in MODE=dbg
- Differentiate stack overflow on crash in MODE=dbg
- Add stb_truetype and tools for analyzing font files
- Upgrade to UNICODE 13 and reduce its binary footprint
- COMPILE.COM now logs resource usage of build commands
- Start implementing basic poll() support on bare metal
- Set getauxval(AT_EXECFN) to GetModuleFileName() on NT
- Add descriptions to strerror() in non-TINY build modes
- Add COUNTBRANCH() macro to help with micro-optimizations
- Make error / backtrace / asan / memory code more unbreakable
- Add fast perfect C implementation of μ-Law and a-Law audio codecs
- Make strtol() functions consistent with other libc implementations
- Improve Linenoise implementation (see also github.com/jart/bestline)
- COMPILE.COM now suppresses stdout/stderr of successful build commands
85 lines
2.7 KiB
C
85 lines
2.7 KiB
C
#ifndef SRE_INCLUDED
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#define SRE_INCLUDED
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#include "third_party/python/Include/object.h"
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#include "third_party/python/Include/unicodeobject.h"
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#include "third_party/python/Modules/sre_constants.h"
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/* size of a code word (must be unsigned short or larger, and
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large enough to hold a UCS4 character) */
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#define SRE_CODE Py_UCS4
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#if SIZEOF_SIZE_T > 4
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#define SRE_MAXREPEAT (~(SRE_CODE)0)
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#define SRE_MAXGROUPS ((~(SRE_CODE)0) / 2)
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#else
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#define SRE_MAXREPEAT ((SRE_CODE)PY_SSIZE_T_MAX)
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#define SRE_MAXGROUPS ((SRE_CODE)PY_SSIZE_T_MAX / SIZEOF_SIZE_T / 2)
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#endif
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typedef struct {
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PyObject_VAR_HEAD Py_ssize_t groups; /* must be first! */
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PyObject* groupindex;
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PyObject* indexgroup;
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/* compatibility */
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PyObject* pattern; /* pattern source (or None) */
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int flags; /* flags used when compiling pattern source */
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PyObject* weakreflist; /* List of weak references */
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int isbytes; /* pattern type (1 - bytes, 0 - string, -1 - None) */
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/* pattern code */
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Py_ssize_t codesize;
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SRE_CODE code[1];
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} PatternObject;
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#define PatternObject_GetCode(o) (((PatternObject*)(o))->code)
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typedef struct {
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PyObject_VAR_HEAD PyObject*
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string; /* link to the target string (must be first) */
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PyObject* regs; /* cached list of matching spans */
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PatternObject* pattern; /* link to the regex (pattern) object */
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Py_ssize_t pos, endpos; /* current target slice */
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Py_ssize_t lastindex; /* last index marker seen by the engine (-1 if none) */
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Py_ssize_t groups; /* number of groups (start/end marks) */
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Py_ssize_t mark[1];
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} MatchObject;
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typedef unsigned int (*SRE_TOLOWER_HOOK)(unsigned int ch);
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typedef struct SRE_REPEAT_T {
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Py_ssize_t count;
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SRE_CODE* pattern; /* points to REPEAT operator arguments */
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void* last_ptr; /* helper to check for infinite loops */
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struct SRE_REPEAT_T* prev; /* points to previous repeat context */
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} SRE_REPEAT;
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typedef struct {
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/* string pointers */
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void* ptr; /* current position (also end of current slice) */
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void* beginning; /* start of original string */
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void* start; /* start of current slice */
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void* end; /* end of original string */
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/* attributes for the match object */
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PyObject* string;
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Py_ssize_t pos, endpos;
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int isbytes;
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int charsize; /* character size */
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/* registers */
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Py_ssize_t lastindex;
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Py_ssize_t lastmark;
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void** mark;
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/* dynamically allocated stuff */
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char* data_stack;
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size_t data_stack_size;
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size_t data_stack_base;
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Py_buffer buffer;
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/* current repeat context */
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SRE_REPEAT* repeat;
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/* hooks */
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SRE_TOLOWER_HOOK lower, upper;
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} SRE_STATE;
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typedef struct {
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PyObject_HEAD PyObject* pattern;
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SRE_STATE state;
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} ScannerObject;
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#endif /* SRE_INCLUDED */
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