0d6acb1df8
The client data is arbitrary and the callback may be called an unspecified number of times, so the cmVariableWatch must be the one to delete the client data in the end (if it is needed at all).
112 lines
3.2 KiB
C++
112 lines
3.2 KiB
C++
/*============================================================================
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CMake - Cross Platform Makefile Generator
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Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
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Distributed under the OSI-approved BSD License (the "License");
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see accompanying file Copyright.txt for details.
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This software is distributed WITHOUT ANY WARRANTY; without even the
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implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the License for more information.
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============================================================================*/
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#include "cmVariableWatch.h"
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static const char* const cmVariableWatchAccessStrings[] =
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{
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"READ_ACCESS",
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"UNKNOWN_READ_ACCESS",
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"UNKNOWN_DEFINED_ACCESS",
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"ALLOWED_UNKNOWN_READ_ACCESS",
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"MODIFIED_ACCESS",
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"REMOVED_ACCESS",
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"NO_ACCESS"
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};
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const char* cmVariableWatch::GetAccessAsString(int access_type)
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{
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if ( access_type < 0 || access_type >= cmVariableWatch::NO_ACCESS )
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{
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return "NO_ACCESS";
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}
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return cmVariableWatchAccessStrings[access_type];
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}
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cmVariableWatch::cmVariableWatch()
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{
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}
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cmVariableWatch::~cmVariableWatch()
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{
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cmVariableWatch::StringToVectorOfPairs::iterator svp_it;
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for ( svp_it = this->WatchMap.begin();
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svp_it != this->WatchMap.end(); ++svp_it )
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{
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cmVariableWatch::VectorOfPairs::iterator p_it;
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for ( p_it = svp_it->second.begin();
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p_it != svp_it->second.end(); ++p_it )
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{
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delete *p_it;
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}
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}
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}
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void cmVariableWatch::AddWatch(const std::string& variable,
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WatchMethod method, void* client_data /*=0*/,
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DeleteData delete_data /*=0*/)
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{
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cmVariableWatch::Pair* p = new cmVariableWatch::Pair;
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p->Method = method;
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p->ClientData = client_data;
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p->DeleteDataCall = delete_data;
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cmVariableWatch::VectorOfPairs* vp = &this->WatchMap[variable];
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cmVariableWatch::VectorOfPairs::size_type cc;
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for ( cc = 0; cc < vp->size(); cc ++ )
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{
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cmVariableWatch::Pair* pair = (*vp)[cc];
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if ( pair->Method == method )
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{
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delete pair;
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(*vp)[cc] = p;
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return;
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}
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}
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vp->push_back(p);
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}
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void cmVariableWatch::RemoveWatch(const std::string& variable,
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WatchMethod method)
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{
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cmVariableWatch::VectorOfPairs* vp = &this->WatchMap[variable];
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cmVariableWatch::VectorOfPairs::iterator it;
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for ( it = vp->begin(); it != vp->end(); ++it )
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{
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if ( (*it)->Method == method )
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{
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delete *it;
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vp->erase(it);
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return;
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}
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}
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}
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void cmVariableWatch::VariableAccessed(const std::string& variable,
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int access_type,
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const char* newValue,
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const cmMakefile* mf) const
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{
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cmVariableWatch::StringToVectorOfPairs::const_iterator mit =
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this->WatchMap.find(variable);
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if ( mit != this->WatchMap.end() )
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{
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const cmVariableWatch::VectorOfPairs* vp = &mit->second;
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cmVariableWatch::VectorOfPairs::const_iterator it;
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for ( it = vp->begin(); it != vp->end(); it ++ )
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{
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(*it)->Method(variable, access_type, (*it)->ClientData,
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newValue, mf);
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}
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}
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}
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