| Index: gperf/src/gperf/3.0.1/gperf-3.0.1-src/src/keyword.h |
| =================================================================== |
| --- gperf/src/gperf/3.0.1/gperf-3.0.1-src/src/keyword.h (revision 0) |
| +++ gperf/src/gperf/3.0.1/gperf-3.0.1-src/src/keyword.h (revision 0) |
| @@ -0,0 +1,116 @@ |
| +/* This may look like C code, but it is really -*- C++ -*- */ |
| + |
| +/* Keyword data. |
| + |
| + Copyright (C) 1989-1998, 2000, 2002 Free Software Foundation, Inc. |
| + Written by Douglas C. Schmidt <schmidt@ics.uci.edu> |
| + and Bruno Haible <bruno@clisp.org>. |
| + |
| + This file is part of GNU GPERF. |
| + |
| + GNU GPERF is free software; you can redistribute it and/or modify |
| + it under the terms of the GNU General Public License as published by |
| + the Free Software Foundation; either version 2, or (at your option) |
| + any later version. |
| + |
| + GNU GPERF is distributed in the hope that it will be useful, |
| + but WITHOUT ANY WARRANTY; without even the implied warranty of |
| + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| + GNU General Public License for more details. |
| + |
| + You should have received a copy of the GNU General Public License |
| + along with this program; see the file COPYING. |
| + If not, write to the Free Software Foundation, Inc., |
| + 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
| + |
| +#ifndef keyword_h |
| +#define keyword_h 1 |
| + |
| +/* Class defined in "positions.h". */ |
| +class Positions; |
| + |
| +/* An instance of this class is a keyword, as specified in the input file. */ |
| + |
| +struct Keyword |
| +{ |
| + /* Constructor. */ |
| + Keyword (const char *allchars, int allchars_length, |
| + const char *rest); |
| + |
| + /* Data members defined immediately by the input file. */ |
| + /* The keyword as a string, possibly containing NUL bytes. */ |
| + const char *const _allchars; |
| + int const _allchars_length; |
| + /* Additional stuff seen on the same line of the input file. */ |
| + const char *const _rest; |
| + /* Line number of this keyword in the input file. */ |
| + unsigned int _lineno; |
| +}; |
| + |
| +/* A keyword, in the context of a given keyposition list. */ |
| + |
| +struct KeywordExt : public Keyword |
| +{ |
| + /* Constructor. */ |
| + KeywordExt (const char *allchars, int allchars_length, |
| + const char *rest); |
| + |
| + /* Data members depending on the keyposition list. */ |
| + /* The selected characters that participate for the hash function, |
| + selected according to the keyposition list, as a canonically reordered |
| + multiset. */ |
| + const unsigned int * _selchars; |
| + int _selchars_length; |
| + /* Chained list of keywords having the same _selchars and |
| + - if !option[NOLENGTH] - also the same _allchars_length. |
| + Note that these duplicates are not members of the main keyword list. */ |
| + KeywordExt * _duplicate_link; |
| + |
| + /* Methods depending on the keyposition list. */ |
| + /* Initializes selchars and selchars_length, without reordering. */ |
| + void init_selchars_tuple (const Positions& positions, const unsigned int *alpha_unify); |
| + /* Initializes selchars and selchars_length, with reordering. */ |
| + void init_selchars_multiset (const Positions& positions, const unsigned int *alpha_unify, const unsigned int *alpha_inc); |
| + /* Deletes selchars. */ |
| + void delete_selchars (); |
| + |
| + /* Data members used by the algorithm. */ |
| + int _hash_value; /* Hash value for the keyword. */ |
| + |
| + /* Data members used by the output routines. */ |
| + int _final_index; |
| + |
| +private: |
| + unsigned int * init_selchars_low (const Positions& positions, const unsigned int *alpha_unify, const unsigned int *alpha_inc); |
| +}; |
| + |
| +/* An abstract factory for creating Keyword instances. |
| + This factory is used to make the Input class independent of the concrete |
| + class KeywordExt. */ |
| + |
| +class Keyword_Factory |
| +{ |
| +public: |
| + /* Constructor. */ |
| + Keyword_Factory (); |
| + /* Destructor. */ |
| + virtual ~Keyword_Factory (); |
| + |
| + /* Creates a new Keyword. */ |
| + virtual /*abstract*/ Keyword * |
| + create_keyword (const char *allchars, int allchars_length, |
| + const char *rest) = 0; |
| +}; |
| + |
| +/* A statically allocated empty string. */ |
| +extern char empty_string[1]; |
| + |
| +#ifdef __OPTIMIZE__ |
| + |
| +#define INLINE inline |
| +#include "keyword.icc" |
| +#undef INLINE |
| + |
| +#endif |
| + |
| +#endif |
| |
| Property changes on: gperf\src\gperf\3.0.1\gperf-3.0.1-src\src\keyword.h |
| ___________________________________________________________________ |
| Added: svn:eol-style |
| + LF |
| |
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