projects / apple / libc.git / blame
| Commit | Line | Data |
|---|---|---|
| 224c7076 A |
1 | --- signal.3.orig 2006-12-15 11:55:30.000000000 -0800 |
| 2 | +++ signal.3 2006-12-15 11:57:08.000000000 -0800 | |
| 3d9156a7 | 3 | @@ -48,9 +48,7 @@ |
| 59e0d9fe A |
4 | .Ft void \*(lp* |
| 5 | .Fn signal "int sig" "void \*(lp*func\*(rp\*(lpint\*(rp\*(rp\*(rp\*(lpint" | |
| 6 | .Pp | |
| 7 | -or in | |
| 8 | -.Fx Ns 's | |
| 9 | -equivalent but easier to read typedef'd version: | |
| 10 | +or in the equivalent but easier to read typedef'd version: | |
| 11 | .Ft typedef "void \*(lp*sig_t\*(rp \*(lpint\*(rp" ; | |
| 12 | .Ft sig_t | |
| 13 | .Fn signal "int sig" "sig_t func" | |
| 224c7076 A |
14 | @@ -62,9 +60,9 @@ |
| 15 | .Xr sigaction 2 | |
| 16 | facility. | |
| 17 | .Pp | |
| 18 | -Signals allow the manipulation of a process from outside its | |
| 19 | -domain as well as allowing the process to manipulate itself or | |
| 20 | -copies of itself (children). | |
| 21 | +Signals allow the manipulation of a process from outside its domain, | |
| 22 | +as well as allowing the process to manipulate itself | |
| 23 | +or copies of itself (children). | |
| 24 | There are two general types of signals: | |
| 25 | those that cause termination of a process and those that do not. | |
| 26 | Signals which cause termination of a program might result from | |
| 27 | @@ -77,11 +75,10 @@ | |
| 28 | when a process resumes after being stopped, | |
| 29 | when the status of child processes changes, | |
| 30 | or when input is ready at the control terminal. | |
| 31 | -Most signals result in the termination of the process receiving them | |
| 32 | -if no action | |
| 33 | -is taken; some signals instead cause the process receiving them | |
| 34 | -to be stopped, or are simply discarded if the process has not | |
| 35 | -requested otherwise. | |
| 36 | +Most signals result in the termination of the process receiving them, | |
| 37 | +if no action is taken; | |
| 38 | +some signals instead cause the process receiving them to be stopped, | |
| 39 | +or are simply discarded if the process has not requested otherwise. | |
| 40 | Except for the | |
| 41 | .Dv SIGKILL | |
| 42 | and | |
| 43 | @@ -135,7 +132,6 @@ | |
| 44 | .It 29 Ta Dv SIGINFO Ta "discard signal" Ta "status request from keyboard" | |
| 45 | .It 30 Ta Dv SIGUSR1 Ta "terminate process" Ta "User defined signal 1" | |
| 46 | .It 31 Ta Dv SIGUSR2 Ta "terminate process" Ta "User defined signal 2" | |
| 47 | -.It 32 Ta Dv SIGTHR Ta "terminate process" Ta "thread interrupt" | |
| 48 | .El | |
| 49 | .Pp | |
| 50 | The | |
| 51 | @@ -151,7 +147,7 @@ | |
| 52 | A | |
| 53 | .Dv SIG_DFL | |
| 54 | resets the default action. | |
| 55 | -To ignore the signal | |
| 56 | +To ignore the signal, | |
| 57 | .Fa func | |
| 58 | should be | |
| 59 | .Dv SIG_IGN . | |
| 60 | @@ -185,7 +181,7 @@ | |
| 61 | .Xr write 2 , | |
| 62 | .Xr sendto 2 , | |
| 63 | .Xr recvfrom 2 , | |
| 64 | -.Xr sendmsg 2 | |
| 65 | +.Xr sendmsg 2 , | |
| 66 | and | |
| 67 | .Xr recvmsg 2 | |
| 68 | on a communications channel or a low speed device |