/* * Regular Expression Engine * * Copyright (c) 2017-2018 Fabrice Bellard * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #ifdef DEF DEF(invalid, 1) /* never used */ DEF(char8, 2) /* 7 bits in fact */ DEF(char16, 3) DEF(char32, 5) DEF(dot, 1) DEF(any, 1) /* same as dot but match any character including line terminator */ DEF(line_start, 1) DEF(line_end, 1) DEF(goto, 5) DEF(split_goto_first, 5) DEF(split_next_first, 5) DEF(match, 1) DEF(save_start, 2) /* save start position */ DEF(save_end, 2) /* save end position, must come after saved_start */ DEF(save_reset, 3) /* reset save positions */ DEF(loop, 5) /* decrement the top the stack and goto if != 0 */ DEF(push_i32, 5) /* push integer on the stack */ DEF(drop, 1) DEF(word_boundary, 1) DEF(not_word_boundary, 1) DEF(back_reference, 2) DEF(backward_back_reference, 2) /* must come after back_reference */ DEF(range, 3) /* variable length */ DEF(range32, 3) /* variable length */ DEF(lookahead, 5) DEF(negative_lookahead, 5) DEF(push_char_pos, 1) /* push the character position on the stack */ DEF(check_advance, 1) /* pop one stack element and check that it is different from the character position */ DEF(prev, 1) /* go to the previous char */ DEF(simple_greedy_quant, 17) #endif /* DEF */