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33 results

FunctionArgumentConverter.hpp

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  • FPEManager.cpp 1.11 KiB
    #include <FPEManager.hpp>
    #include <pastis_config.hpp>
    #include <rang.hpp>
    
    #ifdef PASTIS_HAS_FENV_H
    #include <fenv.h>
    
    #define MANAGED_FPE (FE_DIVBYZERO|FE_INVALID|FE_OVERFLOW|FE_UNDERFLOW)
    
    void FPEManager::enable()
    {
      std::cout << "FE management: "
    	    << rang::style::bold
    	    << rang::fgB::green
    	    << "enabled"
    	    << rang::fg::reset
    	    << rang::style::reset << '\n';
      ::feenableexcept(MANAGED_FPE);
    }
    
    void FPEManager::disable()
    {
      std::cout << "FE management: "
    	    << rang::style::bold
    	    << rang::fgB::red
    	    << "disabled"
    	    << rang::fg::reset
    	    << rang::style::reset << '\n';
      ::fedisableexcept(MANAGED_FPE);
    }
    
    #else  // PASTIS_HAS_FENV_H
    
    void FPEManager::enable()
    {
      std::cout << "FE management: enabled "
    	    << rang::fg::red
    	    << "[not supported]"
    	    << rang::fg::reset << '\n';
    }
    
    void FPEManager::disable()
    {
      std::cout << "FE management: disable "
    	    << rang::fg::red
    	    << "[not supported]"
    	    << rang::fg::reset << '\n';
    }
    
    #endif // PASTIS_HAS_FENV_H
    
    
    void FPEManager::init(const bool& enable)
    {
      if (enable) {
        FPEManager::enable();
      } else {
        FPEManager::disable();
      }
    }