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Diffstat (limited to 'manual/signal.texi')
| -rw-r--r-- | manual/signal.texi | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/manual/signal.texi b/manual/signal.texi index 177b3b98c0..dd1666c3af 100644 --- a/manual/signal.texi +++ b/manual/signal.texi @@ -2285,12 +2285,12 @@ for some special system processes. Otherwise, send the signal to all processes with the same effective user ID. @end table -A process can send a signal @var{signum} to itself with a call like -@w{@code{kill (getpid(), @var{signum})}}. If @code{kill} is used by a -process to send a signal to itself, and the signal is not blocked, then -@code{kill} delivers at least one signal (which might be some other -pending unblocked signal instead of the signal @var{signum}) to that -process before it returns. +A process can send a signal to itself with a call like @w{@code{kill +(getpid(), @var{signum})}}. If @code{kill} is used by a process to send +a signal to itself, and the signal is not blocked, then @code{kill} +delivers at least one signal (which might be some other pending +unblocked signal instead of the signal @var{signum}) to that process +before it returns. The return value from @code{kill} is zero if the signal can be sent successfully. Otherwise, no signal is sent, and a value of @code{-1} is |