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Diffstat (limited to 'sysdep/sysdep.sgml')
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diff --git a/sysdep/sysdep.sgml b/sysdep/sysdep.sgml new file mode 100644 index 0000000..7d0d781 --- /dev/null +++ b/sysdep/sysdep.sgml @@ -0,0 +1,27 @@ +<!-- + BIRD Programmer's Guide: Sysdeps + + (c) 2000 Martin Mares <mj@ucw.cz> +--> + +<chapt>System dependent parts + +<sect>Introduction + +<p>We've tried to make BIRD as portable as possible, but unfortunately +communication with the network stack differs from one OS to another, +so we need at least some OS specific code. The good news is that this +code is isolated in a small set of modules: + +<descrip> +<tagp><tt/config.h/</tagp> is a header file with configuration information, +definition of the standard set of types and so on. +<tagp/Startup module/ controls BIRD startup. Common for a family of OS'es (e.g., +for all Unices). +<tagp/Logging module/ manages the system logs. [per OS family] +<tagp/IO module/ gives an implementation of sockets, timers and the +global event queue. [per OS family] +<tagp/KRT module/ implements the Kernel and Device protocols. This +is the most arcane part of the system dependent stuff and some +functions differ even between various releases of a single OS. +</descrip> |