63 строки
1.8 KiB
C++
63 строки
1.8 KiB
C++
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/*============================================================================
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CMake - Cross Platform Makefile Generator
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Copyright 2015 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 "cmCLocaleEnvironmentScope.h"
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#include "cmSystemTools.h"
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#include <sstream>
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cmCLocaleEnvironmentScope::cmCLocaleEnvironmentScope()
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{
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this->SetEnv("LANGUAGE", "");
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this->SetEnv("LC_MESSAGES", "C");
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std::string lcAll = this->GetEnv("LC_ALL");
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if (!lcAll.empty()) {
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this->SetEnv("LC_ALL", "");
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this->SetEnv("LC_CTYPE", lcAll);
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}
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}
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std::string cmCLocaleEnvironmentScope::GetEnv(std::string const& key)
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{
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const char* value = cmSystemTools::GetEnv(key);
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return value ? value : std::string();
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}
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void cmCLocaleEnvironmentScope::SetEnv(std::string const& key,
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std::string const& value)
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{
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std::string oldValue = this->GetEnv(key);
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this->EnvironmentBackup.insert(std::make_pair(key, oldValue));
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if (value.empty()) {
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cmSystemTools::UnsetEnv(key.c_str());
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} else {
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std::stringstream tmp;
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tmp << key << "=" << value;
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cmSystemTools::PutEnv(tmp.str());
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}
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}
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cmCLocaleEnvironmentScope::~cmCLocaleEnvironmentScope()
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{
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for (backup_map_t::const_iterator i = this->EnvironmentBackup.begin();
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i != this->EnvironmentBackup.end(); ++i) {
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std::stringstream tmp;
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tmp << i->first << "=" << i->second;
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cmSystemTools::PutEnv(tmp.str());
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}
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}
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