I'm a C++ newb myself, so I can't recommend any good resources. I learned most my libuv through porting node to lua (luvit.io), but that was all plain C code (which I consider much easier than C++).
On Mon, Feb 11, 2013 at 10:05 AM, Bodo Kaiser <bodo.kai...@enabre.com>wrote: > Hello, > > thank you for your answer! > > This sounds really amazing. I hope I find the resources to understand this > some days. > > Could you recommend a good tutorial for learning c(++) so I can understand > and play around with libuv (and later on understand the bindings you linked > to)? > > Regards, > Bodo > > Am 11.02.2013 um 16:34 schrieb Tim Caswell <t...@creationix.com>: > > The language itself has no I/O at all. Even setTimeout and setInterval > are implemented by the libuv bindings using uv_timer_t instances. In the > browser the language VM is bound to the browser natives and APIs. In node, > the language is bound to libuv and other natives that node exposes. > > As far as callbacks, *every* true event source must come from C somewhere. > JavaScript cannot create new event sources on it's own. You can create a > function that wraps an async source (like the uv_timer_t interface) and > exposes a different API in javascript (like setTimeout). > > In node, there are bindings providing all the I/O (timers, tcp, pipes, > tty, fs, udp, dns, etc) and some C bindings for operations that CPU > intensive or hard to implement (http parsing, crypto, compression, etc..) > > For specifics, here is the C++ <-> JavaScript binding bridge for > uv_timer_t https://github.com/joyent/node/blob/master/src/timer_wrap.cc . > And here is the JS API wrapper to expose this as the well known setTimeout > interface: > https://github.com/joyent/node/blob/master/lib/timers.js#L180-L214 > > Hope this helps, let me know if you have more questions. There is a lot > going on here. > > -Tim Caswell > > > > > > On Mon, Feb 11, 2013 at 8:47 AM, Bodo Kaiser <bodo.kai...@enabre.com>wrote: > >> Hello, >> >> last weekend I asked how nodejs event loop worked and I became a great >> link about it: http://nikhilm.github.com/uvbook/basics.html#event-loops >> >> Unfortunately I still got a major understanding problem about nodejs: >> When we use some node modules which itself look like plain javascript >> then in the background libuv has to handle them somehow (e.g. tcp sockets) >> but how could I imagine this? >> Does the javascript get parsed by v8 which detects defined classes and >> informs libuv to do the tasks the overlaying tcp sockets are configured for? >> And what is about some "normal" javascript-language callbacks (e.g. >> setTimeout). Are they also handled by v8 or libuv? >> >> >> I think I do not understand what the v8 engine does exactly and how the >> other libs are bound into. Could somebody clarify me? >> >> Regards, >> Bodo >> >> >> -- >> -- >> Job Board: http://jobs.nodejs.org/ >> Posting guidelines: >> https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines >> You received this message because you are subscribed to the Google >> Groups "nodejs" group. >> To post to this group, send email to nodejs@googlegroups.com >> To unsubscribe from this group, send email to >> nodejs+unsubscr...@googlegroups.com >> For more options, visit this group at >> http://groups.google.com/group/nodejs?hl=en?hl=en >> >> --- >> You received this message because you are subscribed to the Google Groups >> "nodejs" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to nodejs+unsubscr...@googlegroups.com. >> For more options, visit https://groups.google.com/groups/opt_out. >> >> >> > > > -- > -- > Job Board: http://jobs.nodejs.org/ > Posting guidelines: > https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines > You received this message because you are subscribed to the Google > Groups "nodejs" group. > To post to this group, send email to nodejs@googlegroups.com > To unsubscribe from this group, send email to > nodejs+unsubscr...@googlegroups.com > For more options, visit this group at > http://groups.google.com/group/nodejs?hl=en?hl=en > > --- > You received this message because you are subscribed to the Google Groups > "nodejs" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to nodejs+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/groups/opt_out. > > > > > -- > -- > Job Board: http://jobs.nodejs.org/ > Posting guidelines: > https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines > You received this message because you are subscribed to the Google > Groups "nodejs" group. > To post to this group, send email to nodejs@googlegroups.com > To unsubscribe from this group, send email to > nodejs+unsubscr...@googlegroups.com > For more options, visit this group at > http://groups.google.com/group/nodejs?hl=en?hl=en > > --- > You received this message because you are subscribed to the Google Groups > "nodejs" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to nodejs+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/groups/opt_out. > > > -- -- Job Board: http://jobs.nodejs.org/ Posting guidelines: https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines You received this message because you are subscribed to the Google Groups "nodejs" group. 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