| Revision 10724,
1.1 KB
checked in by ghudson, 27 years ago
(diff) |
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This commit was generated by cvs2svn to compensate for changes in r10723,
which included commits to RCS files with non-trunk default branches.
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| 1 | /* regexp.h |
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| 2 | */ |
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| 3 | |
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| 4 | /* |
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| 5 | * Definitions etc. for regexp(3) routines. |
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| 6 | * |
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| 7 | * Caveat: this is V8 regexp(3) [actually, a reimplementation thereof], |
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| 8 | * not the System V one. |
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| 9 | */ |
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| 10 | |
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| 11 | |
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| 12 | typedef struct regexp { |
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| 13 | char **startp; |
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| 14 | char **endp; |
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| 15 | SV *regstart; /* Internal use only. */ |
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| 16 | char *regstclass; |
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| 17 | SV *regmust; /* Internal use only. */ |
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| 18 | I32 regback; /* Can regmust locate first try? */ |
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| 19 | I32 minlen; /* mininum possible length of $& */ |
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| 20 | I32 prelen; /* length of precomp */ |
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| 21 | U32 nparens; /* number of parentheses */ |
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| 22 | U32 lastparen; /* last paren matched */ |
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| 23 | char *precomp; /* pre-compilation regular expression */ |
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| 24 | char *subbase; /* saved string so \digit works forever */ |
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| 25 | char *subbeg; /* same, but not responsible for allocation */ |
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| 26 | char *subend; /* end of subbase */ |
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| 27 | U16 naughty; /* how exponential is this pattern? */ |
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| 28 | char reganch; /* Internal use only. */ |
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| 29 | char exec_tainted; /* Tainted information used by regexec? */ |
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| 30 | char program[1]; /* Unwarranted chumminess with compiler. */ |
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| 31 | } regexp; |
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| 32 | |
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| 33 | #define ROPT_ANCH 3 |
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| 34 | #define ROPT_ANCH_BOL 1 |
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| 35 | #define ROPT_ANCH_GPOS 2 |
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| 36 | #define ROPT_SKIP 4 |
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| 37 | #define ROPT_IMPLICIT 8 |
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