1 /*
2 Open Asset Import Library (assimp)
3 ----------------------------------------------------------------------
4 
5 Copyright (c) 2006-2021, assimp team
6 
7 All rights reserved.
8 
9 Redistribution and use of this software in source and binary forms,
10 with or without modification, are permitted provided that the
11 following conditions are met:
12 
13 * Redistributions of source code must retain the above
14   copyright notice, this list of conditions and the
15   following disclaimer.
16 
17 * Redistributions in binary form must reproduce the above
18   copyright notice, this list of conditions and the
19   following disclaimer in the documentation and/or other
20   materials provided with the distribution.
21 
22 * Neither the name of the assimp team, nor the names of its
23   contributors may be used to endorse or promote products
24   derived from this software without specific prior
25   written permission of the assimp team.
26 
27 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
30 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
31 OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
32 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
33 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
34 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
35 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
36 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
37 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
38 
39 ----------------------------------------------------------------------
40 */
41 
42 /** @file Declares a helper class, "CommentRemover", which can be
43  *  used to remove comments (single and multi line) from a text file.
44  */
45 #pragma once
46 #ifndef AI_REMOVE_COMMENTS_H_INC
47 #define AI_REMOVE_COMMENTS_H_INC
48 
49 #ifdef __GNUC__
50 #   pragma GCC system_header
51 #endif
52 
53 #include <assimp/defs.h>
54 
55 namespace Assimp    {
56 
57 // ---------------------------------------------------------------------------
58 /** \brief Helper class to remove single and multi line comments from a file
59  *
60  *  Some mesh formats like MD5 have comments that are quite similar
61  *  to those in C or C++ so this code has been moved to a separate
62  *  module.
63  */
64 class ASSIMP_API CommentRemover {
65     // class cannot be instanced
CommentRemover()66     CommentRemover() {}
67 
68 public:
69 
70     //! Remove single-line comments. The end of a line is
71     //! expected to be either NL or CR or NLCR.
72     //! \param szComment The start sequence of the comment, e.g. "//"
73     //! \param szBuffer Buffer to work with
74     //! \param chReplacement Character to be used as replacement
75     //! for commented lines. By default this is ' '
76     static void RemoveLineComments(const char* szComment,
77         char* szBuffer, char chReplacement = ' ');
78 
79     //! Remove multi-line comments. The end of a line is
80     //! expected to be either NL or CR or NLCR. Multi-line comments
81     //! may not be nested (as in C).
82     //! \param szCommentStart The start sequence of the comment, e.g. "/*"
83     //! \param szCommentEnd The end sequence of the comment, e.g. "*/"
84     //! \param szBuffer Buffer to work with
85     //! \param chReplacement Character to be used as replacement
86     //! for commented lines. By default this is ' '
87     static void RemoveMultiLineComments(const char* szCommentStart,
88         const char* szCommentEnd,char* szBuffer,
89         char chReplacement = ' ');
90 };
91 } // ! Assimp
92 
93 #endif // !! AI_REMOVE_COMMENTS_H_INC
94