• signal.h in C

    signal.h in C
    the header file named signal.h in library c defines a type of variable sig_atomic_t, two function calls, and a number of macros to handle the different signals reported during
  • Function signal () in C

    Function signal () in C
    void function (* signal (int sig, void (* func) (int)) (int) in library c establishes a function for signal processing (eg a signal handler).