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- add reference to siginterrupt(3)

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- mdoc(7) fixes
This commit is contained in:
Ruslan Ermilov 1999-09-06 15:15:51 +00:00
parent b99b8460af
commit 406bc24462
1 changed files with 35 additions and 32 deletions
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67
lib/libc/gen/signal.3
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@ -87,46 +87,46 @@ an interrupt.
These signals are defined in the file
.Aq Pa signal.h :
.Bl -column SIGVTALARMXX "create core imagexxx"
.It Sy " Name " " Default Action " " Description"
.It Dv SIGHUP No " terminate process" " terminal line hangup"
.It Dv SIGINT No " terminate process" " interrupt program"
.It Dv SIGQUIT No " create core image" " quit program"
.It Dv SIGILL No " create core image" " illegal instruction"
.It Dv SIGTRAP No " create core image" " trace trap"
.It Dv SIGABRT No " create core image" Xr abort 2
.It Sy Name Default Action Description
.It Dv SIGHUP Ta "terminate process" Ta "terminal line hangup"
.It Dv SIGINT Ta "terminate process" Ta "interrupt program"
.It Dv SIGQUIT Ta "create core image" Ta "quit program"
.It Dv SIGILL Ta "create core image" Ta "illegal instruction"
.It Dv SIGTRAP Ta "create core image" Ta "trace trap"
.It Dv SIGABRT Ta "create core image" Ta Xr abort 2
call (formerly
.Dv SIGIOT )
.It Dv SIGEMT No " create core image" " emulate instruction executed"
.It Dv SIGFPE No " create core image" " floating-point exception"
.It Dv SIGKILL No " terminate process" " kill program"
.It Dv SIGBUS No " create core image" " bus error"
.It Dv SIGSEGV No " create core image" " segmentation violation"
.It Dv SIGSYS No " create core image" " non-existent system call invoked"
.It Dv SIGPIPE No " terminate process" " write on a pipe with no reader"
.It Dv SIGALRM No " terminate process" " real-time timer expired"
.It Dv SIGTERM No " terminate process" " software termination signal"
.It Dv SIGURG No " discard signal" " urgent condition present on socket"
.It Dv SIGSTOP No " stop process" " stop (cannot be caught or ignored)"
.It Dv SIGTSTP No " stop process" " stop signal generated from keyboard"
.It Dv SIGCONT No " discard signal" " continue after stop"
.It Dv SIGCHLD No " discard signal" " child status has changed"
.It Dv SIGTTIN No " stop process" " background read attempted from control terminal"
.It Dv SIGTTOU No " stop process" " background write attempted to control terminal"
.It Dv SIGIO No " discard signal" Tn " I/O"
.It Dv SIGEMT Ta "create core image" Ta "emulate instruction executed"
.It Dv SIGFPE Ta "create core image" Ta "floating-point exception"
.It Dv SIGKILL Ta "terminate process" Ta "kill program"
.It Dv SIGBUS Ta "create core image" Ta "bus error"
.It Dv SIGSEGV Ta "create core image" Ta "segmentation violation"
.It Dv SIGSYS Ta "create core image" Ta "non-existent system call invoked"
.It Dv SIGPIPE Ta "terminate process" Ta "write on a pipe with no reader"
.It Dv SIGALRM Ta "terminate process" Ta "real-time timer expired"
.It Dv SIGTERM Ta "terminate process" Ta "software termination signal"
.It Dv SIGURG Ta "discard signal" Ta "urgent condition present on socket"
.It Dv SIGSTOP Ta "stop process" Ta "stop (cannot be caught or ignored)"
.It Dv SIGTSTP Ta "stop process" Ta "stop signal generated from keyboard"
.It Dv SIGCONT Ta "discard signal" Ta "continue after stop"
.It Dv SIGCHLD Ta "discard signal" Ta "child status has changed"
.It Dv SIGTTIN Ta "stop process" Ta "background read attempted from control terminal"
.It Dv SIGTTOU Ta "stop process" Ta "background write attempted to control terminal"
.It Dv SIGIO Ta "discard signal" Ta Tn "I/O"
is possible on a descriptor (see
.Xr fcntl 2 )
.It Dv SIGXCPU No " terminate process" " cpu time limit exceeded (see"
.It Dv SIGXCPU Ta "terminate process" Ta "cpu time limit exceeded (see"
.Xr setrlimit 2 )
.It Dv SIGXFSZ No " terminate process" " file size limit exceeded (see"
.It Dv SIGXFSZ Ta "terminate process" Ta "file size limit exceeded (see"
.Xr setrlimit 2 )
.It Dv SIGVTALRM No " terminate process" " virtual time alarm (see"
.It Dv SIGVTALRM Ta "terminate process" Ta "virtual time alarm (see"
.Xr setitimer 2 )
.It Dv SIGPROF No " terminate process" " profiling timer alarm (see"
.It Dv SIGPROF Ta "terminate process" Ta "profiling timer alarm (see"
.Xr setitimer 2 )
.It Dv SIGWINCH No " discard signal" " Window size change"
.It Dv SIGINFO No " discard signal" " status request from keyboard"
.It Dv SIGUSR1 No " terminate process" " User defined signal 1"
.It Dv SIGUSR2 No " terminate process" " User defined signal 2"
.It Dv SIGWINCH Ta "discard signal" Ta "Window size change"
.It Dv SIGINFO Ta "discard signal" Ta "status request from keyboard"
.It Dv SIGUSR1 Ta "terminate process" Ta "User defined signal 1"
.It Dv SIGUSR2 Ta "terminate process" Ta "User defined signal 2"
.El
.Pp
The
@ -185,6 +185,8 @@ or
.Xr wait 2 .
However, calls that have already committed are not restarted,
but instead return a partial success (for example, a short read count).
This semantics could be changed with
.Xr siginterrupt 3 .
.Pp
When a process which has installed signal handlers forks,
the child process inherits the signals.
@ -221,6 +223,7 @@ or
.Xr sigsuspend 2 ,
.Xr fpsetmask 3 ,
.Xr setjmp 3 ,
.Xr siginterrupt 3 ,
.Xr tty 4
.Sh HISTORY
This