/[pcre]/code/trunk/pcrecpp.cc
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revision 257 by ph10, Wed Sep 19 09:11:19 2007 UTC revision 308 by ph10, Mon Jan 21 14:57:19 2008 UTC
# Line 55  static const int kMaxArgs = 16; Line 55  static const int kMaxArgs = 16;
55  static const int kVecSize = (1 + kMaxArgs) * 3;  // results + PCRE workspace  static const int kVecSize = (1 + kMaxArgs) * 3;  // results + PCRE workspace
56    
57  // Special object that stands-in for no argument  // Special object that stands-in for no argument
58  PCRECPP_EXP_DEFN Arg no_arg((void*)NULL);  Arg RE::no_arg((void*)NULL);
59    
60  // If a regular expression has no error, its error_ field points here  // If a regular expression has no error, its error_ field points here
61  static const string empty_string;  static const string empty_string;
# Line 354  static int NewlineMode(int pcre_options) Line 354  static int NewlineMode(int pcre_options)
354      else if (newline == -1)      else if (newline == -1)
355        newline_mode = PCRE_NEWLINE_ANY;        newline_mode = PCRE_NEWLINE_ANY;
356      else if (newline == -2)      else if (newline == -2)
357        newline_mode = PCRE_NEWLINE_ANYCRLF;        newline_mode = PCRE_NEWLINE_ANYCRLF;
358      else      else
359        assert("" == "Unexpected return value from pcre_config(NEWLINE)");        assert("" == "Unexpected return value from pcre_config(NEWLINE)");
360    }    }
# Line 369  int RE::GlobalReplace(const StringPiece& Line 369  int RE::GlobalReplace(const StringPiece&
369    int start = 0;    int start = 0;
370    int lastend = -1;    int lastend = -1;
371    
372    for (; start <= static_cast<int>(str->length()); count++) {    while (start <= static_cast<int>(str->length())) {
373      int matches = TryMatch(*str, start, UNANCHORED, vec, kVecSize);      int matches = TryMatch(*str, start, UNANCHORED, vec, kVecSize);
374      if (matches <= 0)      if (matches <= 0)
375        break;        break;
# Line 384  int RE::GlobalReplace(const StringPiece& Line 384  int RE::GlobalReplace(const StringPiece&
384        // Note it's better to call pcre_fullinfo() than to examine        // Note it's better to call pcre_fullinfo() than to examine
385        // all_options(), since options_ could have changed bewteen        // all_options(), since options_ could have changed bewteen
386        // compile-time and now, but this is simpler and safe enough.        // compile-time and now, but this is simpler and safe enough.
387        // Modified by PH to add ANY and ANYCRLF.        // Modified by PH to add ANY and ANYCRLF.
388        if (start+1 < static_cast<int>(str->length()) &&        if (start+1 < static_cast<int>(str->length()) &&
389            (*str)[start] == '\r' && (*str)[start+1] == '\n' &&            (*str)[start] == '\r' && (*str)[start+1] == '\n' &&
390            (NewlineMode(options_.all_options()) == PCRE_NEWLINE_CRLF ||            (NewlineMode(options_.all_options()) == PCRE_NEWLINE_CRLF ||
# Line 618  bool Arg::parse_null(const char* str, in Line 618  bool Arg::parse_null(const char* str, in
618  }  }
619    
620  bool Arg::parse_string(const char* str, int n, void* dest) {  bool Arg::parse_string(const char* str, int n, void* dest) {
621      if (dest == NULL) return true;
622    reinterpret_cast<string*>(dest)->assign(str, n);    reinterpret_cast<string*>(dest)->assign(str, n);
623    return true;    return true;
624  }  }
625    
626  bool Arg::parse_stringpiece(const char* str, int n, void* dest) {  bool Arg::parse_stringpiece(const char* str, int n, void* dest) {
627      if (dest == NULL) return true;
628    reinterpret_cast<StringPiece*>(dest)->set(str, n);    reinterpret_cast<StringPiece*>(dest)->set(str, n);
629    return true;    return true;
630  }  }
631    
632  bool Arg::parse_char(const char* str, int n, void* dest) {  bool Arg::parse_char(const char* str, int n, void* dest) {
633    if (n != 1) return false;    if (n != 1) return false;
634      if (dest == NULL) return true;
635    *(reinterpret_cast<char*>(dest)) = str[0];    *(reinterpret_cast<char*>(dest)) = str[0];
636    return true;    return true;
637  }  }
638    
639  bool Arg::parse_uchar(const char* str, int n, void* dest) {  bool Arg::parse_uchar(const char* str, int n, void* dest) {
640    if (n != 1) return false;    if (n != 1) return false;
641      if (dest == NULL) return true;
642    *(reinterpret_cast<unsigned char*>(dest)) = str[0];    *(reinterpret_cast<unsigned char*>(dest)) = str[0];
643    return true;    return true;
644  }  }
# Line 683  bool Arg::parse_long_radix(const char* s Line 687  bool Arg::parse_long_radix(const char* s
687    long r = strtol(str, &end, radix);    long r = strtol(str, &end, radix);
688    if (end != str + n) return false;   // Leftover junk    if (end != str + n) return false;   // Leftover junk
689    if (errno) return false;    if (errno) return false;
690      if (dest == NULL) return true;
691    *(reinterpret_cast<long*>(dest)) = r;    *(reinterpret_cast<long*>(dest)) = r;
692    return true;    return true;
693  }  }
# Line 700  bool Arg::parse_ulong_radix(const char* Line 705  bool Arg::parse_ulong_radix(const char*
705    unsigned long r = strtoul(str, &end, radix);    unsigned long r = strtoul(str, &end, radix);
706    if (end != str + n) return false;   // Leftover junk    if (end != str + n) return false;   // Leftover junk
707    if (errno) return false;    if (errno) return false;
708      if (dest == NULL) return true;
709    *(reinterpret_cast<unsigned long*>(dest)) = r;    *(reinterpret_cast<unsigned long*>(dest)) = r;
710    return true;    return true;
711  }  }
# Line 711  bool Arg::parse_short_radix(const char* Line 717  bool Arg::parse_short_radix(const char*
717    long r;    long r;
718    if (!parse_long_radix(str, n, &r, radix)) return false; // Could not parse    if (!parse_long_radix(str, n, &r, radix)) return false; // Could not parse
719    if (r < SHRT_MIN || r > SHRT_MAX) return false;       // Out of range    if (r < SHRT_MIN || r > SHRT_MAX) return false;       // Out of range
720      if (dest == NULL) return true;
721    *(reinterpret_cast<short*>(dest)) = static_cast<short>(r);    *(reinterpret_cast<short*>(dest)) = static_cast<short>(r);
722    return true;    return true;
723  }  }
# Line 722  bool Arg::parse_ushort_radix(const char* Line 729  bool Arg::parse_ushort_radix(const char*
729    unsigned long r;    unsigned long r;
730    if (!parse_ulong_radix(str, n, &r, radix)) return false; // Could not parse    if (!parse_ulong_radix(str, n, &r, radix)) return false; // Could not parse
731    if (r > USHRT_MAX) return false;                      // Out of range    if (r > USHRT_MAX) return false;                      // Out of range
732      if (dest == NULL) return true;
733    *(reinterpret_cast<unsigned short*>(dest)) = static_cast<unsigned short>(r);    *(reinterpret_cast<unsigned short*>(dest)) = static_cast<unsigned short>(r);
734    return true;    return true;
735  }  }
# Line 733  bool Arg::parse_int_radix(const char* st Line 741  bool Arg::parse_int_radix(const char* st
741    long r;    long r;
742    if (!parse_long_radix(str, n, &r, radix)) return false; // Could not parse    if (!parse_long_radix(str, n, &r, radix)) return false; // Could not parse
743    if (r < INT_MIN || r > INT_MAX) return false;         // Out of range    if (r < INT_MIN || r > INT_MAX) return false;         // Out of range
744      if (dest == NULL) return true;
745    *(reinterpret_cast<int*>(dest)) = r;    *(reinterpret_cast<int*>(dest)) = r;
746    return true;    return true;
747  }  }
# Line 744  bool Arg::parse_uint_radix(const char* s Line 753  bool Arg::parse_uint_radix(const char* s
753    unsigned long r;    unsigned long r;
754    if (!parse_ulong_radix(str, n, &r, radix)) return false; // Could not parse    if (!parse_ulong_radix(str, n, &r, radix)) return false; // Could not parse
755    if (r > UINT_MAX) return false;                       // Out of range    if (r > UINT_MAX) return false;                       // Out of range
756      if (dest == NULL) return true;
757    *(reinterpret_cast<unsigned int*>(dest)) = r;    *(reinterpret_cast<unsigned int*>(dest)) = r;
758    return true;    return true;
759  }  }
# Line 771  bool Arg::parse_longlong_radix(const cha Line 781  bool Arg::parse_longlong_radix(const cha
781  #endif  #endif
782    if (end != str + n) return false;   // Leftover junk    if (end != str + n) return false;   // Leftover junk
783    if (errno) return false;    if (errno) return false;
784      if (dest == NULL) return true;
785    *(reinterpret_cast<long long*>(dest)) = r;    *(reinterpret_cast<long long*>(dest)) = r;
786    return true;    return true;
787  #endif   /* HAVE_LONG_LONG */  #endif   /* HAVE_LONG_LONG */
# Line 800  bool Arg::parse_ulonglong_radix(const ch Line 811  bool Arg::parse_ulonglong_radix(const ch
811  #endif  #endif
812    if (end != str + n) return false;   // Leftover junk    if (end != str + n) return false;   // Leftover junk
813    if (errno) return false;    if (errno) return false;
814      if (dest == NULL) return true;
815    *(reinterpret_cast<unsigned long long*>(dest)) = r;    *(reinterpret_cast<unsigned long long*>(dest)) = r;
816    return true;    return true;
817  #endif   /* HAVE_UNSIGNED_LONG_LONG */  #endif   /* HAVE_UNSIGNED_LONG_LONG */
# Line 817  bool Arg::parse_double(const char* str, Line 829  bool Arg::parse_double(const char* str,
829    double r = strtod(buf, &end);    double r = strtod(buf, &end);
830    if (end != buf + n) return false;   // Leftover junk    if (end != buf + n) return false;   // Leftover junk
831    if (errno) return false;    if (errno) return false;
832      if (dest == NULL) return true;
833    *(reinterpret_cast<double*>(dest)) = r;    *(reinterpret_cast<double*>(dest)) = r;
834    return true;    return true;
835  }  }
# Line 824  bool Arg::parse_double(const char* str, Line 837  bool Arg::parse_double(const char* str,
837  bool Arg::parse_float(const char* str, int n, void* dest) {  bool Arg::parse_float(const char* str, int n, void* dest) {
838    double r;    double r;
839    if (!parse_double(str, n, &r)) return false;    if (!parse_double(str, n, &r)) return false;
840      if (dest == NULL) return true;
841    *(reinterpret_cast<float*>(dest)) = static_cast<float>(r);    *(reinterpret_cast<float*>(dest)) = static_cast<float>(r);
842    return true;    return true;
843  }  }

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