112 lines
3.1 KiB
C
112 lines
3.1 KiB
C
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//
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// Copyright (c) 2010-2011 Matthew Jack and Doug Binks
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//
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// This software is provided 'as-is', without any express or implied
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// warranty. In no event will the authors be held liable for any damages
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// arising from the use of this software.
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it
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// freely, subject to the following restrictions:
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// 1. The origin of this software must not be misrepresented; you must not
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// claim that you wrote the original software. If you use this software
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// in a product, an acknowledgment in the product documentation would be
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// appreciated but is not required.
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// 2. Altered source versions must be plainly marked as such, and must not be
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// misrepresented as being the original software.
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// 3. This notice may not be removed or altered from any source distribution.
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#pragma once
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#ifndef RUNTIMELINKLIBRARY_INCLUDED
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#define RUNTIMELINKLIBRARY_INCLUDED
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#ifndef RCCPPOFF
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//NOTE: the file macro will only emit the full path if /FC option is used in visual studio or /ZI (Which forces /FC)
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//Following creates a list of files which are runtime modifiable, to be used in headers
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//requires use of __COUNTER__ predefined macro, which is in gcc 4.3+, clang/llvm and MSVC
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struct IRuntimeLinkLibraryList
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{
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IRuntimeLinkLibraryList( size_t max ) : MaxNum( max )
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{
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}
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// GetIncludeFile may return 0, so you should iterate through to GetMaxNum() ignoring 0 returns
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virtual const char* GetLinkLibrary( size_t Num_ ) const
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{
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return 0;
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}
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size_t MaxNum; // initialized in constructor below
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};
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namespace
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{
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template< size_t COUNT > struct RuntimeLinkLibrary : public RuntimeLinkLibrary<COUNT-1>
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{
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RuntimeLinkLibrary( size_t max ) : RuntimeLinkLibrary<COUNT-1>( max )
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{
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}
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RuntimeLinkLibrary() : RuntimeLinkLibrary<COUNT-1>( COUNT )
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{
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}
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virtual const char* GetLinkLibrary( size_t Num_ ) const
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{
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if( Num_ < COUNT )
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{
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return this->RuntimeLinkLibrary< COUNT-1 >::GetLinkLibrary( Num_ );
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}
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else return 0;
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}
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};
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template<> struct RuntimeLinkLibrary<0> : public IRuntimeLinkLibraryList
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{
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RuntimeLinkLibrary( size_t max ) : IRuntimeLinkLibraryList( max )
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{
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}
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RuntimeLinkLibrary() : IRuntimeLinkLibraryList( 0 )
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{
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}
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virtual const char* GetLinkLibrary( size_t Num_ ) const
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{
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return 0;
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}
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};
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#define RUNTIME_COMPILER_LINKLIBRARY_BASE( LIBRARY, N ) \
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template<> struct RuntimeLinkLibrary< N + 1 > : public RuntimeLinkLibrary< N >\
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{ \
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RuntimeLinkLibrary( size_t max ) : RuntimeLinkLibrary<N>( max ) {} \
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RuntimeLinkLibrary< N + 1 >() : RuntimeLinkLibrary<N>( N + 1 ) {} \
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virtual const char* GetLinkLibrary( size_t Num_ ) const \
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{ \
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if( Num_ <= N ) \
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{ \
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if( Num_ == N ) \
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{ \
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return LIBRARY; \
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} \
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else return this->RuntimeLinkLibrary< N >::GetLinkLibrary( Num_ ); \
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} \
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else return 0; \
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} \
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}; \
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#define RUNTIME_COMPILER_LINKLIBRARY( LIBRARY ) namespace { RUNTIME_COMPILER_LINKLIBRARY_BASE( LIBRARY, __COUNTER__ ) }
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}
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#else
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#define RUNTIME_COMPILER_LINKLIBRARY( LIBRARY )
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#endif //RCCPPOFF
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#endif //RUNTIMELINKLIBRARY_INCLUDED
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