World: r3wp
[Red] Red language group
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Kaj 21-Jun-2011 [2321] | I once decided to spend the time I needed to waste configuring Windows and Linux to make my own operating systems :-) |
Dockimbel 21-Jun-2011 [2322] | I wonder if I could not provide my own custom REBOL interpreter instead using the SDK. |
Kaj 21-Jun-2011 [2323] | :-) |
Dockimbel 21-Jun-2011 [2324] | Rebpro binary provides the features I need without the View issues. |
Kaj 21-Jun-2011 [2325x3] | It's very debatable whether you would be exposing the REBOL API :-) |
This is supposed to work, isn't it? | |
as-message: "zmq_msg_init_data" [ ; Convert to new message. message [message!] data [byte-ptr!] size [size!] free [function! [data [byte-ptr!] hint [handle!]]] ; free [handle!] hint [handle!] return: [integer!] ] | |
Dockimbel 21-Jun-2011 [2328] | Yes, it should work. |
Kaj 21-Jun-2011 [2329] | *** Compiler Internal Error: Script Error : compare-func-specs expected cb argument of type: get-word *** Where: check-expected-type *** Near: [unless any [ all [ block? expr object? expr/1 expr/1/action = 'null type: expected any-pointer? expected/1 ] all [ type any [ |
Dockimbel 21-Jun-2011 [2330] | How do you call AS-MESSAGE? |
Kaj 21-Jun-2011 [2331x2] | It's when passing it NULL: |
either as-logic as-message message data size none none [ | |
Dockimbel 21-Jun-2011 [2333x2] | ah! :-) |
Null is not a replacement for function!. | |
Kaj 21-Jun-2011 [2335x2] | It does need to be in this function |
That is to say; if a C function has a fixed parameter list, can it be called with fewer arguments? | |
Dockimbel 21-Jun-2011 [2337] | I don't think so. The called function will try to get its missing arguments from stack anyway. |
Kaj 21-Jun-2011 [2338] | Then I need to pass NULL |
Dockimbel 21-Jun-2011 [2339x2] | You should make 2 bindings, one with function!, other with handle! (for passing Null). And a wrapper function for the latter one, to make it cleaner for the user. |
I will look into the compiler internal error tomorrow, it needs a fix anyway. | |
Kaj 21-Jun-2011 [2341x2] | OK |
Will you implement it, or add a warning? | |
Dockimbel 21-Jun-2011 [2343x2] | I need to see if extending Null to support function! pseudo-type is problematic or not. |
Too late now, it will be on my todo list for tomorrow. | |
Kaj 21-Jun-2011 [2345x3] | OK, I will also leave it 'til tomorrow |
My radio just starts singing the same :-) | |
Doesn't it depend on the calling convention if you can leave off arguments? | |
Dockimbel 21-Jun-2011 [2348x2] | Yes, it depends on the calling convention. |
For example, if you encode the arguments number as the first value pushed on stack, you can pass a variable number of argument. The called function needs, of course, to use the same convention. | |
Andreas 21-Jun-2011 [2350x3] | freebsd with libc requires a bit more work |
freebsd's libc expects two symbols already exported: environ and __progname | |
so for that we'll most likely require an "#export" directive or something | |
Kaj 21-Jun-2011 [2353x2] | Bummer |
Using Syllable as a development workstation for FreeBSD would be a cool feature :-) | |
Andreas 21-Jun-2011 [2355] | well, i could hardcode a hack in the ELF emitter |
Dockimbel 21-Jun-2011 [2356] | If the hack doesn't disrupt too much the existing code, why not. |
Andreas 21-Jun-2011 [2357x3] | we'll probably want #export for shared libraries anyway |
A Red-generated FreeBSD binary: http://bolka.at/2011/tmp/hello-fbsd.bin :) | |
(And the hack that made it happen: http://pygments.org/demo/19023/.) | |
Kaj 21-Jun-2011 [2360x6] | Cool :-) |
size? struct! doesn't work yet: | |
#include %../ZeroMQ-binding.reds print-integer size? message! print-newline | |
*** Compilation Error: undefined symbol: message! *** in file: %/users/administrator/Red/Red-ZeroMQ-binding/examples/reply-server.reds *** at: [message! print-newline | |
message! is aliased in ZeroMQ-binding.reds, but it doesn't seem to carry over to the source file where it's included | |
The 0MQ binding should now be thread safe and release its allocated memory | |
Dockimbel 22-Jun-2011 [2366x5] | Andreas: great! |
Kaj: the compilation message there is wrong, the compiler wasn't expecting an alias name (but it should). I will fix that today. | |
Andreas: heelo-fbsd.bin works flawlessly on FreeBSD8.2! | |
Andreas: adding support for shared library is in my todo list for the next weeks. | |
Got my virtual struct! lib working ok. It is not perfect but should cover our needs for Red bootstrapping. Finally, we'll be able to get rid of /View. | |
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