SIGNAL 설명

Signal	Description
SIGABRT	Process aborted
SIGALRM	Signal raised by alarm
SIGBUS	Bus error: "access to undefined portion of memory object"
SIGCHLD	Child process terminated, stopped (or continued*)
SIGCONT	Continue if stopped
SIGFPE	Floating point exception: "erroneous arithmetic operation"
SIGHUP	Hangup
SIGILL	Illegal instruction
SIGINT	Interrupt
SIGKILL	Kill (terminate immediately)
SIGPIPE	Write to pipe with no one reading
SIGQUIT	Quit and dump core
SIGSEGV	Segmentation violation
SIGSTOP	Stop executing temporarily
SIGTERM	Termination (request to terminate)
SIGTSTP	Terminal stop signal
SIGTTIN	Background process attempting to read from tty ("in")
SIGTTOU	Background process attempting to write to tty ("out")
SIGUSR1	User-defined 1
SIGUSR2	User-defined 2
SIGPOLL	Pollable event
SIGPROF	Profiling timer expired
SIGSYS	Bad syscall
SIGTRAP	Trace/breakpoint trap
SIGURG	Urgent data available on socket
SIGVTALRM	Signal raised by timer counting virtual time: "virtual timer expired"
SIGXCPU	CPU time limit exceeded
SIGXFSZ	File size limit exceeded