nuclear@0: /*
nuclear@0: Open Asset Import Library (assimp)
nuclear@0: ----------------------------------------------------------------------
nuclear@0: 
nuclear@0: Copyright (c) 2006-2012, assimp team
nuclear@0: All rights reserved.
nuclear@0: 
nuclear@0: Redistribution and use of this software in source and binary forms, 
nuclear@0: with or without modification, are permitted provided that the 
nuclear@0: following conditions are met:
nuclear@0: 
nuclear@0: * Redistributions of source code must retain the above
nuclear@0:   copyright notice, this list of conditions and the
nuclear@0:   following disclaimer.
nuclear@0: 
nuclear@0: * Redistributions in binary form must reproduce the above
nuclear@0:   copyright notice, this list of conditions and the
nuclear@0:   following disclaimer in the documentation and/or other
nuclear@0:   materials provided with the distribution.
nuclear@0: 
nuclear@0: * Neither the name of the assimp team, nor the names of its
nuclear@0:   contributors may be used to endorse or promote products
nuclear@0:   derived from this software without specific prior
nuclear@0:   written permission of the assimp team.
nuclear@0: 
nuclear@0: THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
nuclear@0: "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
nuclear@0: LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
nuclear@0: A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 
nuclear@0: OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
nuclear@0: SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
nuclear@0: LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
nuclear@0: DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 
nuclear@0: THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 
nuclear@0: (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 
nuclear@0: OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
nuclear@0: 
nuclear@0: ----------------------------------------------------------------------
nuclear@0: */
nuclear@0: 
nuclear@0: /** @file  RemoveComments.cpp
nuclear@0:  *  @brief Defines the CommentRemover utility class
nuclear@0:  */
nuclear@0: 
nuclear@0: #include "AssimpPCH.h"
nuclear@0: #include "RemoveComments.h"
nuclear@0: #include "ParsingUtils.h"
nuclear@0: 
nuclear@0: namespace Assimp	{
nuclear@0: 
nuclear@0: // ------------------------------------------------------------------------------------------------
nuclear@0: // Remove line comments from a file
nuclear@0: void CommentRemover::RemoveLineComments(const char* szComment,
nuclear@0: 	char* szBuffer, char chReplacement /* = ' ' */)
nuclear@0: {
nuclear@0: 	// validate parameters
nuclear@0: 	ai_assert(NULL != szComment && NULL != szBuffer && *szComment);
nuclear@0: 
nuclear@0: 	const size_t len = strlen(szComment);
nuclear@0: 	while (*szBuffer)	{
nuclear@0: 
nuclear@0: 		// skip over quotes
nuclear@0: 		if (*szBuffer == '\"' || *szBuffer == '\'')
nuclear@0: 			while (*szBuffer++ && *szBuffer != '\"' && *szBuffer != '\'');
nuclear@0: 
nuclear@0: 		if (!strncmp(szBuffer,szComment,len)) {
nuclear@0: 			while (!IsLineEnd(*szBuffer))
nuclear@0: 				*szBuffer++ = chReplacement;
nuclear@0: 		}
nuclear@0: 		++szBuffer;
nuclear@0: 	}
nuclear@0: }
nuclear@0: 
nuclear@0: // ------------------------------------------------------------------------------------------------
nuclear@0: // Remove multi-line comments from a file
nuclear@0: void CommentRemover::RemoveMultiLineComments(const char* szCommentStart,
nuclear@0: 	const char* szCommentEnd,char* szBuffer,
nuclear@0: 	char chReplacement)
nuclear@0: {
nuclear@0: 	// validate parameters
nuclear@0: 	ai_assert(NULL != szCommentStart && NULL != szCommentEnd &&
nuclear@0: 		NULL != szBuffer && *szCommentStart && *szCommentEnd);
nuclear@0: 
nuclear@0: 	const size_t len  = strlen(szCommentEnd);
nuclear@0: 	const size_t len2 = strlen(szCommentStart);
nuclear@0: 
nuclear@0: 	while (*szBuffer)	{
nuclear@0: 		// skip over quotes
nuclear@0: 		if (*szBuffer == '\"' || *szBuffer == '\'')
nuclear@0: 			while (*szBuffer++ && *szBuffer != '\"' && *szBuffer != '\'');
nuclear@0: 
nuclear@0: 		if (!strncmp(szBuffer,szCommentStart,len2))  {
nuclear@0: 			while (*szBuffer) {
nuclear@0: 				if (!::strncmp(szBuffer,szCommentEnd,len)) {
nuclear@0: 					for (unsigned int i = 0; i < len;++i)
nuclear@0: 						*szBuffer++ = chReplacement;
nuclear@0: 
nuclear@0: 					break;
nuclear@0: 				}
nuclear@0: 			*szBuffer++ = chReplacement;
nuclear@0: 			}
nuclear@0: 			continue;
nuclear@0: 		}
nuclear@0: 		++szBuffer;
nuclear@0: 	}
nuclear@0: }
nuclear@0: 
nuclear@0: } // !! Assimp