Name | Number | Default
Action |
Description |
---|---|---|---|
SIGHUP | 1 | Exit | Hangup (ref termio(7I)) |
SIGINT | 2 | Exit | Interrupt (ref termio(7I)) |
SIGQUIT | 3 | Core | Quit (ref termio(7I)) |
SIGILL | 4 | Core | Illegal Instruction |
SIGTRAP | 5 | Core | Trace or breakpoint trap |
SIGABRT | 6 | Core | Abort |
SIGEMT | 7 | Core | Emulation trap |
SIGFPE | 8 | Core | Arithmetic exception |
SIGKILL | 9 | Exit | Kill |
SIGBUS | 10 | Core | Bus error--a misaligned address error |
SIGSEGV | 11 | Core | Segmentation fault, an address reference boundary error |
SIGSYS | 12 | Core | Bad system call |
SIGPIPE | 13 | Exit | Broken pipe |
SIGALRM | 14 | Exit | Alarm clock |
SIGTERM | 15 | Exit | Terminated |
SIGUSR1 | 16 | Exit | User defined signal 1 |
SIGUSR2 | 17 | Exit | User defined signal 2 |
SIGCHLD | 18 | Ignore | Child process status changed |
SIGPWR | 19 | Ignore | Power fail or restart |
SIGWINCH | 20 | Ignore | Window size change |
SIGURG | 21 | Ignore | Urgent socket condition |
SIGPOLL | 22 | Exit | Pollable event (ref streamio(7I)) |
SIGSTOP | 23 | Stop | Stop (cannot be caught or ignored) |
SIGTSTP | 24 | Stop | Stop (job control, e.g., CTRL-z)) |
SIGCONT | 25 | Ignore | Continued |
SIGTTIN | 26 | Stop | Stopped--tty input (ref termio(7I)) |
SIGTTOU | 27 | Stop | Stopped--tty output (ref termio(7I)) |
SIGVTALRM | 28 | Exit | Virtual timer expired |
SIGPROF | 29 | Exit | Profiling timer expired |
SIGXCPU | 30 | Core | CPU time limit exceeded (ref getrlimit(2)) |
SIGXFSZ | 31 | Core | File size limit exceeded (ref getrlimit(2)) |
SIGWAITING | 32 | Ignore | Concurrency signal used by threads library |
SIGLWP | 33 | Ignore | Inter-LWP signal used by threads library |
SIGFREEZE | 34 | Ignore | Checkpoint suspend |
SIGTHAW | 35 | Ignore | Checkpoint resume |
SIGCANCEL | 36 | Ignore | Cancellation signal used by threads library |
SIGLOST | 37 | Ignore | Resource lost |
SIGRTMIN | 38 | Exit | Highest priority real-time signal |
SIGRTMAX | 45 | Exit | Lowest priority real-time signal |
From Issue #73 Table of Contents