55 lines
822 B
C
55 lines
822 B
C
#pragma src "/sys/src/libregexp"
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#pragma lib "libregexp.a"
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enum
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{
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OANY = 0,
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OBOL,
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OCLASS,
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OEOL,
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OJMP,
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ONOTNL,
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ORUNE,
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OSAVE,
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OSPLIT,
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OUNSAVE,
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};
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typedef struct Resub Resub;
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typedef struct Reinst Reinst;
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typedef struct Reprog Reprog;
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typedef struct Rethread Rethread;
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#pragma incomplete Reinst
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#pragma incomplete Rethread
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struct Resub
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{
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union
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{
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char *sp;
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Rune *rsp;
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};
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union
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{
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char *ep;
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Rune *rep;
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};
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};
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struct Reprog
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{
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Reinst *startinst;
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Rethread *threads;
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char *regstr;
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int len;
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int nthr;
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};
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Reprog* regcomp(char*);
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Reprog* regcomplit(char*);
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Reprog* regcompnl(char*);
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void regerror(char*);
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int regexec(Reprog*, char*, Resub*, int);
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void regsub(char*, char*, int, Resub*, int);
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int rregexec(Reprog*, Rune*, Resub*, int);
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void rregsub(Rune*, Rune*, int, Resub*, int);
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int reprogfmt(Fmt *);
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