/[pcre]/code/trunk/pcre_internal.h
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revision 208 by ph10, Mon Aug 6 15:23:29 2007 UTC revision 210 by ph10, Wed Aug 8 14:24:50 2007 UTC
# Line 608  enum { ESC_A = 1, ESC_G, ESC_K, ESC_B, E Line 608  enum { ESC_A = 1, ESC_G, ESC_K, ESC_B, E
608         ESC_V, ESC_v, ESC_X, ESC_Z, ESC_z, ESC_E, ESC_Q, ESC_k, ESC_REF };         ESC_V, ESC_v, ESC_X, ESC_Z, ESC_z, ESC_E, ESC_Q, ESC_k, ESC_REF };
609    
610    
611  /* Opcode table: OP_BRA must be last, as all values >= it are used for brackets  /* Opcode table: Starting from 1 (i.e. after OP_END), the values up to
 that extract substrings. Starting from 1 (i.e. after OP_END), the values up to  
612  OP_EOD must correspond in order to the list of escapes immediately above.  OP_EOD must correspond in order to the list of escapes immediately above.
613    
 To keep stored, compiled patterns compatible, new opcodes should be added  
 immediately before OP_BRA, where (since release 7.0) a gap is left for this  
 purpose.  
   
614  *** NOTE NOTE NOTE *** Whenever this list is updated, the two macro definitions  *** NOTE NOTE NOTE *** Whenever this list is updated, the two macro definitions
615  that follow must also be updated to match. There is also a table called  that follow must also be updated to match. There is also a table called
616  "coptable" in pcre_dfa_exec.c that must be updated. */  "coptable" in pcre_dfa_exec.c that must be updated. */
# Line 758  enum { Line 753  enum {
753    OP_DEF,            /* 101 The DEFINE condition */    OP_DEF,            /* 101 The DEFINE condition */
754    
755    OP_BRAZERO,        /* 102 These two must remain together and in this */    OP_BRAZERO,        /* 102 These two must remain together and in this */
756    OP_BRAMINZERO      /* 103 order. */    OP_BRAMINZERO,     /* 103 order. */
757    
758      /* These are backtracking control verbs */
759    
760      OP_PRUNE,          /* 104 */
761      OP_SKIP,           /* 105 */
762      OP_THEN,           /* 106 */
763      OP_COMMIT,         /* 107 */
764    
765      /* These are forced failure and success verbs */
766    
767      OP_FAIL,           /* 108 */
768      OP_ACCEPT          /* 109 */
769  };  };
770    
771    
# Line 782  for debugging. The macro is referenced o Line 789  for debugging. The macro is referenced o
789    "Alt", "Ket", "KetRmax", "KetRmin", "Assert", "Assert not",     \    "Alt", "Ket", "KetRmax", "KetRmin", "Assert", "Assert not",     \
790    "AssertB", "AssertB not", "Reverse",                            \    "AssertB", "AssertB not", "Reverse",                            \
791    "Once", "Bra", "CBra", "Cond", "SBra", "SCBra", "SCond",        \    "Once", "Bra", "CBra", "Cond", "SBra", "SCBra", "SCond",        \
792    "Cond ref", "Cond rec", "Cond def", "Brazero", "Braminzero"    "Cond ref", "Cond rec", "Cond def", "Brazero", "Braminzero",    \
793      "*PRUNE", "*SKIP", "*THEN", "*COMMIT", "*FAIL", "*ACCEPT"
794    
795    
796  /* This macro defines the length of fixed length operations in the compiled  /* This macro defines the length of fixed length operations in the compiled
# Line 846  in UTF-8 mode. The code that uses this t Line 854  in UTF-8 mode. The code that uses this t
854    3,                             /* RREF                                   */ \    3,                             /* RREF                                   */ \
855    1,                             /* DEF                                    */ \    1,                             /* DEF                                    */ \
856    1, 1,                          /* BRAZERO, BRAMINZERO                    */ \    1, 1,                          /* BRAZERO, BRAMINZERO                    */ \
857      1, 1, 1, 1,                    /* PRUNE, SKIP, THEN, COMMIT,             */ \
858      1, 1                           /* FAIL, ACCEPT                           */
859    
860    
861  /* A magic value for OP_RREF to indicate the "any recursion" condition. */  /* A magic value for OP_RREF to indicate the "any recursion" condition. */
# Line 860  enum { ERR0, ERR1, ERR2, ERR3, ERR4, Line 870  enum { ERR0, ERR1, ERR2, ERR3, ERR4,
870         ERR20, ERR21, ERR22, ERR23, ERR24, ERR25, ERR26, ERR27, ERR28, ERR29,         ERR20, ERR21, ERR22, ERR23, ERR24, ERR25, ERR26, ERR27, ERR28, ERR29,
871         ERR30, ERR31, ERR32, ERR33, ERR34, ERR35, ERR36, ERR37, ERR38, ERR39,         ERR30, ERR31, ERR32, ERR33, ERR34, ERR35, ERR36, ERR37, ERR38, ERR39,
872         ERR40, ERR41, ERR42, ERR43, ERR44, ERR45, ERR46, ERR47, ERR48, ERR49,         ERR40, ERR41, ERR42, ERR43, ERR44, ERR45, ERR46, ERR47, ERR48, ERR49,
873         ERR50, ERR51, ERR52, ERR53, ERR54, ERR55, ERR56, ERR57, ERR58 };         ERR50, ERR51, ERR52, ERR53, ERR54, ERR55, ERR56, ERR57, ERR58, ERR59,
874           ERR60 };
875    
876  /* The real format of the start of the pcre block; the index of names and the  /* The real format of the start of the pcre block; the index of names and the
877  code vector run on as long as necessary after the end. We store an explicit  code vector run on as long as necessary after the end. We store an explicit
# Line 929  typedef struct compile_data { Line 940  typedef struct compile_data {
940    int  external_options;        /* External (initial) options */    int  external_options;        /* External (initial) options */
941    int  req_varyopt;             /* "After variable item" flag for reqbyte */    int  req_varyopt;             /* "After variable item" flag for reqbyte */
942    BOOL nopartial;               /* Set TRUE if partial won't work */    BOOL nopartial;               /* Set TRUE if partial won't work */
943      BOOL had_accept;              /* (*ACCEPT) encountered */
944    int  nltype;                  /* Newline type */    int  nltype;                  /* Newline type */
945    int  nllen;                   /* Newline string length */    int  nllen;                   /* Newline string length */
946    uschar nl[4];                 /* Newline string when fixed length */    uschar nl[4];                 /* Newline string when fixed length */

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