299 lines
8.0 KiB
C++
299 lines
8.0 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) 2001 Insight Consortium
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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* The name of the Insight Consortium, nor the names of any consortium members,
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nor of any contributors, may be used to endorse or promote products derived
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from this software without specific prior written permission.
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* Modified 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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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS ``AS IS''
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
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ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (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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#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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#include "cmRegularExpression.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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"INTERNAL",
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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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return this->LoadCache(mf->GetHomeOutputDirectory());
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}
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bool cmCacheManager::LoadCache(const char* path)
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{
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std::string cacheFile = path;
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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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// input line is: key:type=value
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cmRegularExpression reg("(.*):(.*)=(.*)");
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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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fin.getline(buffer, bsize);
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// skip blank lines and comment lines
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if(buffer[0] == '#' || buffer[0] == 0)
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{
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continue;
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}
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while(buffer[0] == '/')
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{
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e.m_HelpString += &buffer[2];
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fin.getline(buffer, bsize);
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if(!fin)
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{
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continue;
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}
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}
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if(reg.find(buffer))
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{
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e.m_Type = cmCacheManager::StringToType(reg.match(2).c_str());
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e.m_Value = reg.match(3);
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m_Cache[reg.match(1)] = e;
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}
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else
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{
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cmSystemTools::Error("Parse error in cache file ", cacheFile.c_str());
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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) const
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{
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return this->SaveCache(mf->GetHomeOutputDirectory());
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}
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bool cmCacheManager::SaveCache(const char* path) const
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{
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std::string cacheFile = path;
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cacheFile += "/CMakeCache.txt";
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std::string tempFile = cacheFile;
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tempFile += ".tmp";
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std::ofstream fout(tempFile.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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fout << "# This is the CMakeCache file.\n"
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<< "# For build in directory: " << path << "\n"
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<< "# You can edit this file to change values found and used by cmake.\n"
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<< "# If you do not want to change any of the values, simply exit the editor.\n"
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<< "# If you do want to change a value, simply edit, save, and exit the editor.\n"
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<< "# The syntax for the file is as follows:\n"
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<< "# KEY:TYPE=VALUE\n"
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<< "# KEY is the name of a varible in the cache.\n"
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<< "# TYPE is a hint to GUI's for the type of VALUE, DO NOT EDIT TYPE!.\n"
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<< "# VALUE is the current value for the KEY.\n\n";
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for( std::map<std::string, CacheEntry>::const_iterator i = m_Cache.begin();
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i != m_Cache.end(); ++i)
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{
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const CacheEntry& ce = (*i).second;
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CacheEntryType t = ce.m_Type;
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// Format is key:type=value
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cmCacheManager::OutputHelpString(fout, ce.m_HelpString);
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fout << (*i).first.c_str() << ":"
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<< cmCacheManagerTypes[t] << "="
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<< ce.m_Value << "\n";
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}
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fout << "\n";
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fout.close();
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cmSystemTools::CopyFileIfDifferent(tempFile.c_str(),
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cacheFile.c_str());
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cmSystemTools::RemoveFile(tempFile.c_str());
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return true;
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}
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void cmCacheManager::OutputHelpString(std::ofstream& fout,
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const std::string& helpString)
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{
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std::string::size_type end = helpString.size();
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if(end == 0)
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{
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return;
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}
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std::string oneLine;
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std::string::size_type pos = 0;
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std::string::size_type nextBreak = 60;
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bool done = false;
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while(!done)
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{
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if(nextBreak >= end)
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{
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nextBreak = end;
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done = true;
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}
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else
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{
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while(nextBreak < end && helpString[nextBreak] != ' ')
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{
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nextBreak++;
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}
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}
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oneLine = helpString.substr(pos, nextBreak - pos);
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fout << "//" << oneLine.c_str() << "\n";
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pos = nextBreak;
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nextBreak += 60;
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}
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}
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void cmCacheManager::RemoveCacheEntry(const char* key)
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{
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m_Cache.erase(key);
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}
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cmCacheManager::CacheEntry *cmCacheManager::GetCacheEntry(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.find(key)->second);
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}
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return 0;
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}
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const char* cmCacheManager::GetCacheValue(const char* key) const
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{
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if(m_Cache.count(key))
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{
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return m_Cache.find(key)->second.m_Value.c_str();
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}
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return 0;
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}
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bool cmCacheManager::IsOn(const char* key) const
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{
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if(!m_Cache.count(key))
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{
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return false;
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}
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const std::string &v = m_Cache.find(key)->second.m_Value;
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return cmSystemTools::IsOn(v.c_str());
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}
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void cmCacheManager::PrintCache(std::ostream& out) const
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{
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out << "=================================================" << std::endl;
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out << "CMakeCache Contents:" << std::endl;
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for(std::map<std::string, CacheEntry>::const_iterator i = m_Cache.begin();
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i != m_Cache.end(); ++i)
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{
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out << (*i).first.c_str() << " = " << (*i).second.m_Value.c_str() << std::endl;
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}
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out << "\n\n";
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out << "To change values in the CMakeCache, \nedit CMakeCache.txt in your output directory.\n";
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out << "=================================================" << std::endl;
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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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const char* helpString,
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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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e.m_HelpString = helpString;
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m_Cache[key] = e;
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}
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void cmCacheManager::AddCacheEntry(const char* key, bool v,
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const char* helpString)
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{
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if(v)
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{
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this->AddCacheEntry(key, "ON", helpString, cmCacheManager::BOOL);
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}
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else
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{
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this->AddCacheEntry(key, "OFF", helpString, cmCacheManager::BOOL);
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}
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}
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