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mdoc(7) police: Remove hard sentence breaks.

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This commit is contained in:
Tom Rhodes 2003-01-03 22:39:39 +00:00
parent cd9f822b00
commit 7538a3c022
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=108617
1 changed files with 18 additions and 9 deletions
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27
share/man/man9/sleep.9
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@ -51,7 +51,8 @@ The functions
.Fn tsleep
and
.Fn wakeup
handle event-based process blocking. If a process must wait for an
handle event-based process blocking.
If a process must wait for an
external event, it is put on sleep by
.Nm tsleep .
The parameter
@ -83,19 +84,22 @@ runnable.
.Pp
.Nm Tsleep
is the general sleep call. Suspends the current process until a wakeup is
performed on the specified identifier. The process will then be made
performed on the specified identifier.
The process will then be made
runnable with the specified
.Ar priority .
Sleeps at most
.Ar timo
\&/ hz seconds (0 means no timeout). If
\&/ hz seconds (0 means no timeout).
If
.Ar pri
includes the
.Dv PCATCH
flag, signals are checked before and after sleeping, else signals are
not checked. Returns 0 if awakened,
.Er EWOULDBLOCK
if the timeout expires. If
if the timeout expires.
If
.Dv PCATCH
is set and a signal needs to be delivered,
.Er ERESTART
@ -107,17 +111,20 @@ is returned if the system call should be interrupted by the signal
.Er EINTR ) .
.Pp
.Nm Msleep
is a variation on tsleep. The parameter
is a variation on tsleep.
The parameter
.Ar mtx
is a mutex, which will be exited before sleeping, and entered before
.Nm msleep
returns. If
returns.
If
.Ar pri
includes the
.Dv PDROP
flag, the
.Ar mtx
parameter will not be entered before returning. The mutex is
parameter will not be entered before returning.
The mutex is
used to ensure that a condition can be checked atomically, and
that the current process can be suspended without missing a
change to the condition, or an associated wakeup.
@ -128,7 +135,8 @@ See above.
.Xr malloc 9 ,
.Xr mi_switch 9
.Sh HISTORY
The sleep/wakeup process synchronization mechanism is very old. It
The sleep/wakeup process synchronization mechanism is very old.
It
appeared in a very early version of
.Ux .
.Pp
@ -139,7 +147,8 @@ function appeared in
.Pp
The
.Nm
function used to be the traditional form. It doesn't let you specify a timeout or a
function used to be the traditional form.
It does not let you specify a timeout or a
.Ar wmesg ,
hence it has been discontinued.
.Sh AUTHORS