135 lines
4.1 KiB
C++
135 lines
4.1 KiB
C++
/*
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Open Asset Import Library (ASSIMP)
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----------------------------------------------------------------------
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Copyright (c) 2006-2008, ASSIMP Development Team
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All rights reserved.
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Redistribution and use of this software in source and binary forms,
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with or without modification, are permitted provided that the
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following conditions are met:
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* Redistributions of source code must retain the above
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copyright notice, this list of conditions and the
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following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the
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following disclaimer in the documentation and/or other
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materials provided with the distribution.
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* Neither the name of the ASSIMP team, nor the names of its
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contributors may be used to endorse or promote products
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derived from this software without specific prior
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written permission of the ASSIMP Development Team.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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----------------------------------------------------------------------
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*/
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/** @file Definition of platform independent string comparison functions */
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#ifndef AI_STRINGCOMPARISON_H_INC
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#define AI_STRINGCOMPARISON_H_INC
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namespace Assimp
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{
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// ---------------------------------------------------------------------------
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/** \brief Helper function to do platform independent string comparison.
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*
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* This is required since stricmp() is not consistently available on
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* all platforms. Some platforms use the '_' prefix, others don't even
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* have such a function.
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*
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* \param s1 First input string
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* \param s2 Second input string
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*/
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// ---------------------------------------------------------------------------
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inline int ASSIMP_stricmp(const char *s1, const char *s2)
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{
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#if (defined _MSC_VER)
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return ::_stricmp(s1,s2);
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#else
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const char *a1, *a2;
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a1 = s1;
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a2 = s2;
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while (true)
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{
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char c1 = (char)::tolower(*a1);
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char c2 = (char)::tolower(*a2);
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if ((0 == c1) && (0 == c2)) return 0;
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if (c1 < c2) return-1;
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if (c1 > c2) return 1;
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++a1;
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++a2;
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}
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#endif
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}
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// ---------------------------------------------------------------------------
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inline int ASSIMP_stricmp(const std::string& a, const std::string& b)
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{
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int i = (int)b.length()-(int)a.length();
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if (i)return i;
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return ASSIMP_stricmp(a.c_str(),b.c_str());
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}
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// ---------------------------------------------------------------------------
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/** \brief Helper function to do platform independent string comparison.
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*
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* This is required since strincmp() is not consistently available on
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* all platforms. Some platforms use the '_' prefix, others don't even
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* have such a function.
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*
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* \param s1 First input string
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* \param s2 Second input string
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* \param n Macimum number of characters to compare
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*/
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// ---------------------------------------------------------------------------
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inline int ASSIMP_strincmp(const char *s1, const char *s2, unsigned int n)
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{
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#if (defined _MSC_VER)
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return ::_strnicmp(s1,s2,n);
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#else
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const char *a1, *a2;
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a1 = s1;
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a2 = s2;
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unsigned int p = 0;
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while (true)
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{
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if (p >= n)return 0;
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char c1 = (char)::tolower(*a1);
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char c2 = (char)::tolower(*a2);
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if ((0 == c1) && (0 == c2)) return 0;
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if (c1 < c2) return-1;
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if (c1 > c2) return 1;
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++a1;
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++a2;
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++p;
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}
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#endif
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}
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}
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#endif // ! AI_STRINGCOMPARISON_H_INC
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