diff options
| author |   aaron <aaron@openbsd.org> | 2000-10-18 05:12:06 +0000 |
|---|---|---|
| committer | aaron <aaron@openbsd.org> | 2000-10-18 05:12:06 +0000 |
| commit | ea418ffe85da8239e30bb1c3e28466cf6b8f685e (patch) | |
| tree | 01651b197bba18ec88ec6a378fec58207d2f3632 /lib/libc/sys/getitimer.2 | |
| parent | get the bounds checking right for the data used in copyout() in several (diff) | |
| download | wireguard-openbsd-ea418ffe85da8239e30bb1c3e28466cf6b8f685e.tar.xz wireguard-openbsd-ea418ffe85da8239e30bb1c3e28466cf6b8f685e.zip | |
Another round of man page cleanup, this time to remove more hard sentence
breaks and getting rid of short lines, making these files easier to work with.
Diffstat (limited to 'lib/libc/sys/getitimer.2')
| -rw-r--r-- | lib/libc/sys/getitimer.2 | 33 |
1 files changed, 17 insertions, 16 deletions
diff --git a/lib/libc/sys/getitimer.2 b/lib/libc/sys/getitimer.2 index 57e59e37431..320d3d269f8 100644 --- a/lib/libc/sys/getitimer.2 +++ b/lib/libc/sys/getitimer.2 @@ -1,4 +1,4 @@ -.\" $OpenBSD: getitimer.2,v 1.11 1999/07/02 20:58:01 aaron Exp $ +.\" $OpenBSD: getitimer.2,v 1.12 2000/10/18 05:12:09 aaron Exp $ .\" $NetBSD: getitimer.2,v 1.6 1995/10/12 15:40:54 jtc Exp $ .\" .\" Copyright (c) 1983, 1991, 1993 @@ -89,7 +89,8 @@ is non-zero, it specifies a value to be used in reloading when the timer expires. Setting .Fa it_value -to 0 disables a timer. Setting +to 0 disables a timer. +Setting .Fa it_interval to 0 causes a timer to be disabled after its next expiration (assuming .Fa it_value @@ -101,7 +102,8 @@ system clock are rounded up to this resolution .Pp The .Dv ITIMER_REAL -timer decrements in real time. A +timer decrements in real time. +A .Dv SIGALRM signal is delivered when this timer expires. @@ -109,23 +111,23 @@ delivered when this timer expires. The .Dv ITIMER_VIRTUAL timer decrements in process virtual time. -It runs only when the process is executing. A +It runs only when the process is executing. +A .Dv SIGVTALRM -signal -is delivered when it expires. +signal is delivered when it expires. .Pp The .Dv ITIMER_PROF timer decrements both in process virtual time and -when the system is running on behalf of the process. It is designed -to be used by interpreters in statistically profiling the execution -of interpreted programs. +when the system is running on behalf of the process. +It is designed to be used by interpreters in statistically profiling +the execution of interpreted programs. Each time the .Dv ITIMER_PROF timer expires, the .Dv SIGPROF -signal is -delivered. Because this signal may interrupt in-progress +signal is delivered. +Because this signal may interrupt in-progress system calls, programs using this timer must be prepared to restart interrupted system calls. .Sh NOTES @@ -156,9 +158,9 @@ Adds two timers and stores the result in .Va res Ns . .El .Sh RETURN VALUES -If the calls succeed, a value of 0 is returned. If an error occurs, -the value \-1 is returned, and a more precise error code is placed -in the global variable +If the calls succeed, a value of 0 is returned. +If an error occurs, the value \-1 is returned, and a more precise +error code is placed in the global variable .Va errno . .Sh ERRORS .Fn getitimer @@ -173,8 +175,7 @@ parameter specified a bad address. .It Bq Er EINVAL A .Fa value -parameter specified a time that was too large -to be handled. +parameter specified a time that was too large to be handled. .El .Sh SEE ALSO .Xr gettimeofday 2 , |