/[pcre]/code/trunk/pcre_dfa_exec.c
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revision 342 by ph10, Sun Apr 20 17:10:13 2008 UTC revision 345 by ph10, Mon Apr 28 15:10:02 2008 UTC
# Line 223  Arguments: Line 223  Arguments:
223    rlevel            function call recursion level    rlevel            function call recursion level
224    recursing         regex recursive call level    recursing         regex recursive call level
225    
226  Returns:            > 0 => number of match offset pairs placed in offsets  Returns:            > 0 => number of match offset pairs placed in offsets
227                      = 0 => offsets overflowed; longest matches are present                      = 0 => offsets overflowed; longest matches are present
228                       -1 => failed to match                       -1 => failed to match
229                     < -1 => some kind of unexpected problem                     < -1 => some kind of unexpected problem
# Line 2160  for (;;) Line 2160  for (;;)
2160    
2161  /* ========================================================================== */  /* ========================================================================== */
2162        /* These are the opcodes for fancy brackets of various kinds. We have        /* These are the opcodes for fancy brackets of various kinds. We have
2163        to use recursion in order to handle them. The "always failing" assersion        to use recursion in order to handle them. The "always failing" assersion
2164        (?!) is optimised when compiling to OP_FAIL, so we have to support that,        (?!) is optimised when compiling to OP_FAIL, so we have to support that,
2165        though the other "backtracking verbs" are not supported. */        though the other "backtracking verbs" are not supported. */
2166    
2167        case OP_FAIL:        case OP_FAIL:
2168        break;        break;
2169    
2170        case OP_ASSERT:        case OP_ASSERT:
2171        case OP_ASSERT_NOT:        case OP_ASSERT_NOT:
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