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    • error.c

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    SystemExit

    Raised by exit to initiate the termination of the script.

    Public Class Methods

    new → system_exit click to toggle source
    new(status) → system_exit
    new(status, msg) → system_exit
    new(msg) → system_exit

    Create a new SystemExit exception with the given status and message. Status is true, false, or an integer. If status is not given, true is used. 

     static VALUE
exit_initialize(int argc, VALUE *argv, VALUE exc)
{
 VALUE status;
 if (argc > 0) {
 status = *argv;
 switch (status) {
 case Qtrue:
 status = INT2FIX(EXIT_SUCCESS);
 ++argv;
 --argc;
 break;
 case Qfalse:
 status = INT2FIX(EXIT_FAILURE);
 ++argv;
 --argc;
 break;
 default:
 status = rb_check_to_int(status);
 if (NIL_P(status)) {
 status = INT2FIX(EXIT_SUCCESS);
 }
 else {
#if EXIT_SUCCESS != 0
 if (status == INT2FIX(0))
 status = INT2FIX(EXIT_SUCCESS);
#endif
 ++argv;
 --argc;
 }
 break;
 }
 }
 else {
 status = INT2FIX(EXIT_SUCCESS);
 }
 rb_call_super(argc, argv);
 rb_ivar_set(exc, id_status, status);
 return exc;
}

    Public Instance Methods

    status → integer click to toggle source

    Return the status value associated with this system exit. 

     static VALUE
exit_status(VALUE exc)
{
 return rb_attr_get(exc, id_status);
}
    success? → true or false click to toggle source

    Returns true if exiting successful, false if not. 

     static VALUE
exit_success_p(VALUE exc)
{
 VALUE status_val = rb_attr_get(exc, id_status);
 int status;
 if (NIL_P(status_val))
 return Qtrue;
 status = NUM2INT(status_val);
 if (WIFEXITED(status) && WEXITSTATUS(status) == EXIT_SUCCESS)
 return Qtrue;
 return Qfalse;
}

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