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      SIG_ERR

      De cppreference.com

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      <metanoindex/>

       
      C++
       
      Biblioteca de utilitários
      Digite apoio (basic types, RTTI, type traits)
      Gerenciamento de memória dinâmica
      De tratamento de erros
      Utilidades do programa
      Variadic funções
      Data e hora
      Objetos de função
      (C++11)
      (C++11)
      Os operadores relacionais
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      Relational operators
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      rel_ops::operator!=
      rel_ops::operator>
      rel_ops::operator<=
      rel_ops::operator>=
      Pares e tuplas
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      Pairs and tuples
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      Troque, avançar e avançar
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      Swap, forward and move
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      Utilitários de apoio do programa
      Término do programa
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      Program termination
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      Comunicando com o meio ambiente
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      Communicating with the environment
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      Sinais
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      Signals
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      Tipos de sinais
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      Signal types
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      Não-locais saltos
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      Non-local jumps
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      Tipos
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      Types
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      <tbody> </tbody>
      Definido no cabeçalho <csignal>
      #define SIG_ERR /* implementation defined */
      Um valor de void (*)(int) tipo. Quando retornou por std::signal, indica que ocorreu um erro.
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      A value of type void (*)(int). When returned by std::signal, indicates that an error has occurred.
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      Veja também
      define um manipulador de sinal para o sinal particular
      Original:
      sets a signal handler for particular signal
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      (função) [edit]
      Documentação C para SIG_ERR