diff options
Diffstat (limited to 'lib/IO/Pty/Easy.pm')
| -rw-r--r-- | lib/IO/Pty/Easy.pm | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/lib/IO/Pty/Easy.pm b/lib/IO/Pty/Easy.pm index 36acd9a..64e09e8 100644 --- a/lib/IO/Pty/Easy.pm +++ b/lib/IO/Pty/Easy.pm @@ -260,17 +260,23 @@ sub is_active { =head2 kill() -Kills the process currently running on the pty (if any). After this call, C<read()> and C<write()> will fail, and a new process can be created on the pty with C<spawn()> once C<is_active> returns false. +Sends a signal to the process currently running on the pty (if any). Optionally blocks until the process dies. -Returns 1 if a process was actually killed, and 0 otherwise. +C<kill()> takes two optional arguments. The first is the signal to send, in any format that the perl C<kill()> command recognizes (defaulting to "TERM"). The second is a boolean argument, where false means to block until the process dies, and true means to just send the signal and return. + +Returns 1 if a process was actually signaled, and 0 otherwise. =cut sub kill { my $self = shift; + my ($sig, $non_blocking) = @_; + $sig = "TERM" unless defined $sig; + + my $kills = kill $sig => $self->{pid} if $self->is_active; + $self->_wait_for_inactive unless $non_blocking; - # SIGCHLD should take care of undefing pid - kill TERM => $self->{pid} if $self->is_active; + return $kills; } # }}} @@ -295,6 +301,14 @@ sub close { } # }}} +# _wait_for_inactive() {{{ +sub _wait_for_inactive { + my $self = shift; + + 1 while $self->is_active; +} +# }}} + # Ending documentation {{{ =head1 SEE ALSO |