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      SIG_DFL, SIG_IGN

      From cppreference.com
      <cpp‎ |utility‎ |program
       
       
      Utilities library
       
       
      Defined in header<csignal>
      #define SIG_DFL /*implementation defined*/
      #define SIG_IGN /*implementation defined*/

      TheSIG_DFL andSIG_IGN macros expand into integral expressions that are not equal to an address of any function. The macros define signal handling strategies forstd::signal() function.

      Constant Explanation
      SIG_DFL default signal handling
      SIG_IGN signal is ignored

      [edit]See also

      C documentation forSIG_DFL,SIG_IGN
      Retrieved from "https://en.cppreference.com/mwiki/index.php?title=cpp/utility/program/SIG_strategies&oldid=161400"

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