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upgrade lpeg to 1.1.0 (#1766)

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* upgrade lpeg to 1.1.0

* fix lpeg compiler error
This commit is contained in:
Jin Xiao
2023-06-27 16:28:21 +08:00
committed by GitHub
parent 2f9d0c805a
commit 69420bdfde
21 changed files with 1388 additions and 735 deletions
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39
3rd/lpeg/lpcap.h
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@@ -1,6 +1,3 @@
/*
** $Id: lpcap.h $
*/
#if !defined(lpcap_h)
#define lpcap_h
@@ -19,6 +16,7 @@ typedef enum CapKind {
Csimple, /* next node is pattern */
Ctable, /* next node is pattern */
Cfunction, /* ktable[key] is function; next node is pattern */
Cacc, /* ktable[key] is function; next node is pattern */
Cquery, /* ktable[key] is table; next node is pattern */
Cstring, /* ktable[key] is string; next node is pattern */
Cnum, /* numbered capture; 'key' is number of value to return */
@@ -29,8 +27,20 @@ typedef enum CapKind {
} CapKind;
/*
** An unsigned integer large enough to index any subject entirely.
** It can be size_t, but that will double the size of the array
** of captures in a 64-bit machine.
*/
#if !defined(Index_t)
typedef uint Index_t;
#endif
#define MAXINDT (~(Index_t)0)
typedef struct Capture {
const char *s; /* subject position */
Index_t index; /* subject position */
unsigned short idx; /* extra info (group name, arg index, etc.) */
byte kind; /* kind of capture */
byte siz; /* size of full capture + 1 (0 = not a full capture) */
@@ -41,13 +51,32 @@ typedef struct CapState {
Capture *cap; /* current capture */
Capture *ocap; /* (original) capture list */
lua_State *L;
int ptop; /* index of last argument to 'match' */
int ptop; /* stack index of last argument to 'match' */
int firstcap; /* stack index of first capture pushed in the stack */
const char *s; /* original string */
int valuecached; /* value stored in cache slot */
int reclevel; /* recursion level */
} CapState;
#define captype(cap) ((cap)->kind)
#define isclosecap(cap) (captype(cap) == Cclose)
#define isopencap(cap) ((cap)->siz == 0)
/* true if c2 is (any number of levels) inside c1 */
#define capinside(c1,c2) \
(isopencap(c1) ? !isclosecap(c2) \
: (c2)->index < (c1)->index + (c1)->siz - 1)
/**
** Maximum number of captures to visit when looking for an 'open'.
*/
#define MAXLOP 20
int runtimecap (CapState *cs, Capture *close, const char *s, int *rem);
int getcaptures (lua_State *L, const char *s, const char *r, int ptop);
int finddyncap (Capture *cap, Capture *last);