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Annotation of researchv10no/cmd/odist/pax/include/re.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * G. S. Fowler
        !             3:  * AT&T Bell Laboratories
        !             4:  *
        !             5:  * regular expression library definitions
        !             6:  */
        !             7: 
        !             8: #ifndef RE_ALL
        !             9: 
        !            10: #define RE_ALL         (1<<0)  /* substitute all occurrences           */
        !            11: #define RE_EDSTYLE     (1<<1)  /* ed(1) style magic characters         */
        !            12: #define RE_LOWER       (1<<2)  /* substitute to lower case             */
        !            13: #define RE_MATCH       (1<<3)  /* record matches in reprogram.match    */
        !            14: #define RE_UPPER       (1<<4)  /* substitute to upper case             */
        !            15: #define RE_EXTERNAL    8       /* first external flag bit              */
        !            16: 
        !            17: #define RE_NMATCH      ('9'-'0'+1)
        !            18: 
        !            19: typedef struct                 /* sub-expression match                 */
        !            20: {
        !            21:        char*   sp;             /* start in source string               */
        !            22:        char*   ep;             /* end in source string                 */
        !            23: } rematch;
        !            24: 
        !            25: /*
        !            26:  * NOTE: reprogram is a pun for the interface routines
        !            27:  *      allowing the library to change without forcing
        !            28:  *      users to recompile
        !            29:  */
        !            30: 
        !            31: typedef struct                 /* compiled regular expression program  */
        !            32: {
        !            33:        rematch match[RE_NMATCH+1];/* sub-expression match table        */
        !            34: } reprogram;
        !            35: 
        !            36: /*
        !            37:  * interface routines
        !            38:  */
        !            39: 
        !            40: #if __STDC__ || __cplusplus || c_plusplus
        !            41: #if __cplusplus
        !            42: extern "C" {
        !            43: #endif
        !            44: extern reprogram*      recomp(const char*, int);
        !            45: extern int             reexec(reprogram*, const char*);
        !            46: extern void            refree(reprogram*);
        !            47: extern void            reerror(const char*);
        !            48: extern char*           resub(reprogram*, const char*, const char*, char*, int);
        !            49: #if __cplusplus
        !            50: }
        !            51: #endif
        !            52: #else
        !            53: extern reprogram*      recomp();
        !            54: extern int             reexec();
        !            55: extern void            refree();
        !            56: extern void            reerror();
        !            57: extern char*           resub();
        !            58: #endif
        !            59: 
        !            60: #endif

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