84   AddSignal(1,      "SIGHUP",       false,    true,   true,   "hangup");  in Reset()
85   AddSignal(2,      "SIGINT",       true,     true,   true,   "interrupt");  in Reset()
86   AddSignal(3,      "SIGQUIT",      false,    true,   true,   "quit");  in Reset()
87   AddSignal(4,      "SIGILL",       false,    true,   true,   "illegal instruction");  in Reset()
88   AddSignal(5,      "SIGTRAP",      true,     true,   true,   "trace trap (not reset when caught)");  in Reset()
89   AddSignal(6,      "SIGABRT",      false,    true,   true,   "abort()");  in Reset()
90   AddSignal(7,      "SIGEMT",       false,    true,   true,   "pollable event");  in Reset()
91   AddSignal(8,      "SIGFPE",       false,    true,   true,   "floating point exception");  in Reset()
92   AddSignal(9,      "SIGKILL",      false,    true,   true,   "kill");  in Reset()
93   AddSignal(10,     "SIGBUS",       false,    true,   true,   "bus error");  in Reset()
94   AddSignal(11,     "SIGSEGV",      false,    true,   true,   "segmentation violation");  in Reset()
95   AddSignal(12,     "SIGSYS",       false,    true,   true,   "bad argument to system call");  in Reset()
96 …AddSignal(13,     "SIGPIPE",      false,    false,  false,  "write on a pipe with no one to read i…  in Reset()
97   AddSignal(14,     "SIGALRM",      false,    false,  false,  "alarm clock");  in Reset()
98 …AddSignal(15,     "SIGTERM",      false,    true,   true,   "software termination signal from kill…  in Reset()
99   AddSignal(16,     "SIGURG",       false,    false,  false,  "urgent condition on IO channel");  in Reset()
100   AddSignal(17,     "SIGSTOP",      true,     true,   true,   "sendable stop signal not from tty");  in Reset()
101   AddSignal(18,     "SIGTSTP",      false,    true,   true,   "stop signal from tty");  in Reset()
102   AddSignal(19,     "SIGCONT",      false,    false,  true,   "continue a stopped process");  in Reset()
103   AddSignal(20,     "SIGCHLD",      false,    false,  false,  "to parent on child stop or exit");  in Reset()
104 …AddSignal(21,     "SIGTTIN",      false,    true,   true,   "to readers process group upon backgro…  in Reset()
105 …AddSignal(22,     "SIGTTOU",      false,    true,   true,   "to readers process group upon backgro…  in Reset()
106   AddSignal(23,     "SIGIO",        false,    false,  false,  "input/output possible signal");  in Reset()
107   AddSignal(24,     "SIGXCPU",      false,    true,   true,   "exceeded CPU time limit");  in Reset()
108   AddSignal(25,     "SIGXFSZ",      false,    true,   true,   "exceeded file size limit");  in Reset()
109   AddSignal(26,     "SIGVTALRM",    false,    false,  false,  "virtual time alarm");  in Reset()
110   AddSignal(27,     "SIGPROF",      false,    false,  false,  "profiling time alarm");  in Reset()
111   AddSignal(28,     "SIGWINCH",     false,    false,  false,  "window size changes");  in Reset()
112   AddSignal(29,     "SIGINFO",      false,    true,   true,   "information request");  in Reset()
113   AddSignal(30,     "SIGUSR1",      false,    true,   true,   "user defined signal 1");  in Reset()
114   AddSignal(31,     "SIGUSR2",      false,    true,   true,   "user defined signal 2");  in Reset()
118 void UnixSignals::AddSignal(int signo, const char *name, bool default_suppress,  in AddSignal()  function in UnixSignals