mirror of
https://github.com/ciphervance/supercell-wx.git
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65 lines
1.3 KiB
C++
65 lines
1.3 KiB
C++
#include <scwx/util/environment.hpp>
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#include <scwx/util/logger.hpp>
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#ifndef _WIN32
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# include <cstdlib>
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#endif
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namespace scwx
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{
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namespace util
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{
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static const std::string logPrefix_ {"scwx::util::environment"};
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static const auto logger_ = util::Logger::Create(logPrefix_);
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std::string GetEnvironment(const std::string& name)
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{
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std::string value {};
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#ifdef _WIN32
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std::size_t requiredSize;
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std::vector<char> data {};
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// Determine environment variable size
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getenv_s(&requiredSize, nullptr, 0, name.c_str());
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if (requiredSize == 0)
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{
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// Environment variable is not set
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return value;
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}
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// Request environment variable
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data.resize(requiredSize);
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getenv_s(&requiredSize, data.data(), requiredSize, name.c_str());
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// Store environment variable
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value = data.data();
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#else
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const char* data = getenv(name.c_str());
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if (data != nullptr)
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{
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value = data;
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}
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#endif
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return value;
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}
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void SetEnvironment(const std::string& name, const std::string& value)
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{
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#ifdef _WIN32
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errno_t error = _putenv_s(name.c_str(), value.c_str());
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#else
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int error = setenv(name.c_str(), value.c_str(), 1);
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#endif
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if (error != 0)
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{
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logger_->warn("Could not set environment variable: {}={}", name, value);
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}
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}
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} // namespace util
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} // namespace scwx
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