Class OSError

cpp-subprocess/subprocess.hpp:280–286

! * class: OSError * Thrown when some system call fails to execute or give result. * The exception message contains the name of the failed system call * with the stringisized errno code. * Check Popen class API's to know when this exception would be * thrown. * Its usual that the API exception specification would have * this exception together with CalledProcessError. */

 * this exception together with CalledProcessError.
 */
class OSError: public std::runtime_error
{
public:
  OSError(const std::string& err_msg, int err_code):
    std::runtime_error( err_msg + ": " + std::strerror(err_code) )
  {}
};

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