133 lines
2.8 KiB
C++
133 lines
2.8 KiB
C++
/*=========================================================================
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Program: Insight Segmentation & Registration Toolkit
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Module: $RCSfile$
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Language: C++
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Date: $Date$
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Version: $Revision$
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Copyright (c) 2000 National Library of Medicine
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All rights reserved.
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See COPYRIGHT.txt for copyright details.
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=========================================================================*/
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#include "cmCacheManager.h"
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#include "cmSystemTools.h"
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#include "cmCacheManager.h"
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#include "cmMakefile.h"
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const char* cmCacheManagerTypes[] =
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{ "BOOL",
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"PATH",
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"FILEPATH",
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"STRING",
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0
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};
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cmCacheManager::CacheEntryType cmCacheManager::StringToType(const char* s)
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{
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int i = 0;
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while(cmCacheManagerTypes[i])
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{
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if(strcmp(s, cmCacheManagerTypes[i]) == 0)
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{
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return static_cast<CacheEntryType>(i);
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}
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++i;
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}
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return STRING;
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}
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cmCacheManager* cmCacheManager::s_Instance = 0;
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cmCacheManager* cmCacheManager::GetInstance()
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{
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if(!cmCacheManager::s_Instance)
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{
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cmCacheManager::s_Instance = new cmCacheManager;
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}
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return cmCacheManager::s_Instance;
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}
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bool cmCacheManager::LoadCache(cmMakefile* mf)
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{
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std::string cacheFile = mf->GetHomeOutputDirectory();
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cacheFile += "/CMakeCache.txt";
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// clear the old cache
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m_Cache.clear();
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std::ifstream fin(cacheFile.c_str());
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if(!fin)
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{
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return false;
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}
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const int bsize = 4096;
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char buffer[bsize];
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std::string inputLine;
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while(fin)
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{
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// Format is key:type=value
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CacheEntry e;
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std::string key;
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fin.getline(buffer, bsize, ':');
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key = buffer;
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fin.getline(buffer, bsize, '=');
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e.m_Type = cmCacheManager::StringToType(buffer);
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fin.getline(buffer, bsize); // last token is separated by a newline
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e.m_Value = buffer;
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if(fin)
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{
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m_Cache[key] = e;
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}
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}
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return true;
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}
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bool cmCacheManager::SaveCache(cmMakefile* mf)
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{
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std::string cacheFile = mf->GetHomeOutputDirectory();
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cacheFile += "/CMakeCache.txt";
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std::ofstream fout(cacheFile.c_str());
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if(!fout)
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{
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cmSystemTools::Error("Unable to open cache file for save. ",
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cacheFile.c_str());
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return false;
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}
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for( std::map<std::string, CacheEntry>::iterator i = m_Cache.begin();
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i != m_Cache.end(); ++i)
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{
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CacheEntryType t = (*i).second.m_Type;
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// Format is key:type=value
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fout << (*i).first.c_str() << ":"
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<< cmCacheManagerTypes[t] << "="
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<< (*i).second.m_Value << "\n";
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}
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fout << "\n";
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return true;
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}
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void cmCacheManager::AddCacheEntry(const char* key,
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const char* value,
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CacheEntryType type)
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{
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CacheEntry e;
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e.m_Value = value;
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e.m_Type = type;
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m_Cache[key] = e;
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}
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const char* cmCacheManager::GetCacheValue(const char* key)
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{
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if(m_Cache.count(key))
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{
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return m_Cache[key].m_Value.c_str();
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}
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return 0;
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}
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