From: Vincent Pit Date: Thu, 22 Aug 2013 20:21:54 +0000 (-0300) Subject: Add a caveat about POSIX not guaranteeing that all bits will be received X-Git-Tag: v0.16~2 X-Git-Url: http://git.vpit.fr/?a=commitdiff_plain;h=cd5f89713e8fe080df01efd5746f74ef0113e9fe;p=perl%2Fmodules%2FIPC-MorseSignals.git Add a caveat about POSIX not guaranteeing that all bits will be received --- diff --git a/lib/IPC/MorseSignals.pm b/lib/IPC/MorseSignals.pm index bfe72a9..c873223 100644 --- a/lib/IPC/MorseSignals.pm +++ b/lib/IPC/MorseSignals.pm @@ -48,6 +48,11 @@ This module implements a rare form of IPC by sending Morse-like signals through But, seriously, use something else for your IPC. :) +=head1 CAVEATS + +When the same signal is sent several times in a row to a process, the POSIX standard does not guarantee that the relevant signal handler will be called for each of the notifications. +This will result in malformed messages if the transfer speed is so high that the operating system does not have the time to call the signal handler for each bit. + =head1 DEPENDENCIES You need the complete L distribution.