/[pcre]/code/trunk/pcre_dfa_exec.c
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Diff of /code/trunk/pcre_dfa_exec.c

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revision 117 by ph10, Fri Mar 9 15:59:06 2007 UTC revision 150 by ph10, Tue Apr 17 08:22:40 2007 UTC
# Line 2073  Returns: > 0 => number of match Line 2073  Returns: > 0 => number of match
2073                   < -1 => some kind of unexpected problem                   < -1 => some kind of unexpected problem
2074  */  */
2075    
2076  PCRE_DATA_SCOPE int  PCRE_EXP_DEFN int
2077  pcre_dfa_exec(const pcre *argument_re, const pcre_extra *extra_data,  pcre_dfa_exec(const pcre *argument_re, const pcre_extra *extra_data,
2078    const char *subject, int length, int start_offset, int options, int *offsets,    const char *subject, int length, int start_offset, int options, int *offsets,
2079    int offsetcount, int *workspace, int wscount)    int offsetcount, int *workspace, int wscount)
# Line 2166  md->poptions = re->options; Line 2166  md->poptions = re->options;
2166  /* Handle different types of newline. The three bits give eight cases. If  /* Handle different types of newline. The three bits give eight cases. If
2167  nothing is set at run time, whatever was used at compile time applies. */  nothing is set at run time, whatever was used at compile time applies. */
2168    
2169  switch ((((options & PCRE_NEWLINE_BITS) == 0)? re->options : options) &  switch ((((options & PCRE_NEWLINE_BITS) == 0)? re->options : (pcre_uint32)options) &
2170           PCRE_NEWLINE_BITS)           PCRE_NEWLINE_BITS)
2171    {    {
2172    case 0: newline = NEWLINE; break;   /* Compile-time default */    case 0: newline = NEWLINE; break;   /* Compile-time default */
# Line 2175  switch ((((options & PCRE_NEWLINE_BITS) Line 2175  switch ((((options & PCRE_NEWLINE_BITS)
2175    case PCRE_NEWLINE_CR+    case PCRE_NEWLINE_CR+
2176         PCRE_NEWLINE_LF: newline = ('\r' << 8) | '\n'; break;         PCRE_NEWLINE_LF: newline = ('\r' << 8) | '\n'; break;
2177    case PCRE_NEWLINE_ANY: newline = -1; break;    case PCRE_NEWLINE_ANY: newline = -1; break;
2178      case PCRE_NEWLINE_ANYCRLF: newline = -2; break;
2179    default: return PCRE_ERROR_BADNEWLINE;    default: return PCRE_ERROR_BADNEWLINE;
2180    }    }
2181    
2182  if (newline < 0)  if (newline == -2)
2183      {
2184      md->nltype = NLTYPE_ANYCRLF;
2185      }
2186    else if (newline < 0)
2187    {    {
2188    md->nltype = NLTYPE_ANY;    md->nltype = NLTYPE_ANY;
2189    }    }
# Line 2308  for (;;) Line 2313  for (;;)
2313          {          {
2314          while (current_subject <= end_subject && !WAS_NEWLINE(current_subject))          while (current_subject <= end_subject && !WAS_NEWLINE(current_subject))
2315            current_subject++;            current_subject++;
2316    
2317            /* If we have just passed a CR and the newline option is ANY or
2318            ANYCRLF, and we are now at a LF, advance the match position by one more
2319            character. */
2320    
2321            if (current_subject[-1] == '\r' &&
2322                 (md->nltype == NLTYPE_ANY || md->nltype == NLTYPE_ANYCRLF) &&
2323                 current_subject < end_subject &&
2324                 *current_subject == '\n')
2325              current_subject++;
2326          }          }
2327        }        }
2328    
# Line 2416  for (;;) Line 2431  for (;;)
2431      }      }
2432    if (current_subject > end_subject) break;    if (current_subject > end_subject) break;
2433    
2434    /* If we have just passed a CR and the newline option is CRLF or ANY, and we    /* If we have just passed a CR and the newline option is CRLF or ANY or
2435    are now at a LF, advance the match position by one more character. */    ANYCRLF, and we are now at a LF, advance the match position by one more
2436      character. */
2437    
2438    if (current_subject[-1] == '\r' &&    if (current_subject[-1] == '\r' &&
2439         (md->nltype == NLTYPE_ANY || md->nllen == 2) &&         (md->nltype == NLTYPE_ANY ||
2440            md->nltype == NLTYPE_ANYCRLF ||
2441            md->nllen == 2) &&
2442         current_subject < end_subject &&         current_subject < end_subject &&
2443         *current_subject == '\n')         *current_subject == '\n')
2444      current_subject++;      current_subject++;

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