--- Log opened Sun Sep 19 00:00:07 2010 00:15 -!- major_majors [~major_maj@173-10-44-57-Michigan.hfc.comcastbusiness.net] has joined #go-nuts 00:17 -!- Sh4pe [~Sh4pe@dslb-088-066-055-077.pools.arcor-ip.net] has quit [Quit: Sh4pe] 00:26 -!- ExtraSpice [~XtraSpice@78-57-168-219.static.zebra.lt] has quit [Ping timeout: 240 seconds] 00:32 -!- ukai [~ukai@nat/google/x-gcectuhpiukboyfa] has quit [Ping timeout: 240 seconds] 00:33 -!- major_majors [~major_maj@173-10-44-57-Michigan.hfc.comcastbusiness.net] has quit [Read error: Connection reset by peer] 00:34 -!- major_majors [~major_maj@173-10-44-57-Michigan.hfc.comcastbusiness.net] has joined #go-nuts 00:35 -!- ukai [~ukai@nat/google/x-fvjzhksuwohtmvxw] has joined #go-nuts 00:35 -!- RobertLJ [~quassel@c-68-44-163-191.hsd1.nj.comcast.net] has joined #go-nuts 00:40 -!- janm [~jmalonzo@ppp121-44-166-130.lns20.syd7.internode.on.net] has quit [Ping timeout: 240 seconds] 00:41 -!- dacc [~Adium@c-67-171-32-251.hsd1.wa.comcast.net] has joined #go-nuts 00:43 -!- dacc [~Adium@c-67-171-32-251.hsd1.wa.comcast.net] has left #go-nuts [] 00:50 -!- napsy [~luka@88.200.96.18] has quit [Ping timeout: 245 seconds] 00:51 -!- cschmiedl [~alaunos@brln-4dba81c8.pool.mediaWays.net] has quit [Quit: Leaving] 00:52 -!- mikespook1 [~mikespook@58.61.206.207] has quit [Read error: Connection reset by peer] 00:54 -!- mikespook [~mikespook@58.61.206.207] has joined #go-nuts 00:57 -!- RobertLJ [~quassel@c-68-44-163-191.hsd1.nj.comcast.net] has quit [Quit: No Ping reply in 180 seconds.] 00:57 -!- RobertLJ [~quassel@c-68-44-163-191.hsd1.nj.comcast.net] has joined #go-nuts 00:59 -!- vomjom [~vomjom@99-162-150-88.lightspeed.sntcca.sbcglobal.net] has quit [Ping timeout: 272 seconds] 01:00 -!- Guest54683 [~irc@209.17.191.58] has quit [Remote host closed the connection] 01:00 -!- jcao2191 [~Jimmy_Cao@pool-173-74-61-111.dllstx.fios.verizon.net] has joined #go-nuts 01:00 -!- jcao219 [~jcao219@pool-173-74-61-111.dllstx.fios.verizon.net] has quit [Disconnected by services] 01:01 -!- jcao2191 [~Jimmy_Cao@pool-173-74-61-111.dllstx.fios.verizon.net] has quit [Client Quit] 01:01 -!- jcao219 [~jcao219@pool-173-74-61-111.dllstx.fios.verizon.net] has joined #go-nuts 01:06 -!- dublpaws [~none@207.3.149.84] has joined #go-nuts 01:06 -!- irc [~irc@209.17.191.58] has joined #go-nuts 01:07 -!- dublpaws [~none@207.3.149.84] has left #go-nuts [] 01:12 -!- vomjom [~vomjom@99-162-150-88.lightspeed.sntcca.sbcglobal.net] has joined #go-nuts 01:26 -!- risent [~risent@221.131.242.150] has joined #go-nuts 01:43 -!- risent [~risent@221.131.242.150] has quit [Remote host closed the connection] 02:11 -!- socratees [~socratees@cpe-76-171-79-40.socal.res.rr.com] has joined #go-nuts 02:18 -!- nsf [~nsf@jiss.convex.ru] has joined #go-nuts 02:22 -!- boscop [~boscop@g226228196.adsl.alicedsl.de] has quit [Ping timeout: 240 seconds] 02:22 -!- boscop_ [~boscop@g225210143.adsl.alicedsl.de] has joined #go-nuts 02:33 -!- janm [~jmalonzo@ppp121-44-166-130.lns20.syd7.internode.on.net] has joined #go-nuts 02:39 < socratees> can somebody help me to create a package? 02:42 < cbeck> What do you need help with? 02:45 < socratees> Based on a article, i created a makefile that is supposed to create a package. The make file says No rule to make target. 02:45 < cbeck> Is your GOROOT set correctly? 02:46 < socratees> yes it is 02:46 < socratees> The makefile's first line tries to include /src/Make.$(GOARCH) which isn't present in the src folder though. 02:46 < socratees> I couldn't find a /src/Make.386 02:46 < cbeck> That sounds like GOROOT is empty 02:47 < nsf> Make.$(GOARCH) is deprecated 02:47 < nsf> use Make.inc 02:47 < nsf> and build with gomake 02:48 < nsf> Probably an article is out-of-date 02:48 < socratees> now it compiles! thank you guys 02:52 < socratees> nsf, i just used plain make and it compiled fine. 02:52 < nsf> it works if you have GOROOT env var 02:52 < socratees> nice! 02:52 < nsf> if not - use gomake 02:53 < nsf> gomake doesn't require any env vars 02:56 < enferex> nsf, so i have been investigating the gothread scheduler in proc.c. Its seems, frommy investigations that it doesnt explicitly loop. Rather calls to gogo() and gocall force it to loop. Therefore it implicitly loops itself. Is my analysis correct? 02:57 < nsf> I'm not the person that can answer that question correctly :) 03:02 -!- rejb [~rejb@unaffiliated/rejb] has quit [Ping timeout: 276 seconds] 03:08 -!- scarabx [~scarabx@c-76-19-43-200.hsd1.ma.comcast.net] has joined #go-nuts 03:15 -!- [Pete_27] [~noname@110-174-103-31.static.tpgi.com.au] has quit [Read error: Connection reset by peer] 03:16 -!- [Pete_27] [~noname@110-174-103-31.static.tpgi.com.au] has joined #go-nuts 03:23 -!- powerje [~powerje@adsl-75-49-12-108.dsl.wotnoh.sbcglobal.net] has quit [Quit: powerje] 03:33 -!- RobertLJ [~quassel@c-68-44-163-191.hsd1.nj.comcast.net] has quit [Quit: No Ping reply in 180 seconds.] 03:34 -!- RobertLJ [~quassel@c-68-44-163-191.hsd1.nj.comcast.net] has joined #go-nuts 03:48 -!- piyushmishra [~piyushmis@117.200.226.83] has joined #go-nuts 03:49 -!- powerje [~powerje@adsl-75-49-12-108.dsl.wotnoh.sbcglobal.net] has joined #go-nuts 03:54 -!- RobertLJ [~quassel@c-68-44-163-191.hsd1.nj.comcast.net] has quit [Ping 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#go-nuts 09:52 -!- janm [~jmalonzo@ppp121-44-2-23.lns20.syd6.internode.on.net] has joined #go-nuts 09:55 -!- photron [~photron@port-92-201-57-106.dynamic.qsc.de] has joined #go-nuts 09:55 -!- jhh [~jhh@f049171175.adsl.alicedsl.de] has joined #go-nuts 09:55 -!- [Pete_27] [~noname@110-174-103-31.static.tpgi.com.au] has quit [Ping timeout: 276 seconds] 09:56 -!- [Pete_27] [~noname@110-174-103-31.static.tpgi.com.au] has joined #go-nuts 10:00 -!- rlab_ [~Miranda@91.200.158.34] has joined #go-nuts 10:01 -!- rlab [~Miranda@91.200.158.34] has quit [Ping timeout: 240 seconds] 10:10 -!- gabriel9 [~gabriel9@93.157.192.28] has joined #go-nuts 10:15 -!- piyushmishra [~piyushmis@117.200.224.232] has quit [Ping timeout: 240 seconds] 10:23 -!- rlab [~Miranda@91.200.158.34] has joined #go-nuts 10:23 -!- rlab_ [~Miranda@91.200.158.34] has quit [Ping timeout: 252 seconds] 10:40 -!- jesusaurus1 [jesusaur@firefly.cat.pdx.edu] has joined #go-nuts 10:40 -!- jesusaurus [jesusaur@firefly.cat.pdx.edu] has quit [Read error: Connection reset by peer] 10:51 -!- Project_2501 [~Marvin@dynamic-adsl-94-36-172-36.clienti.tiscali.it] has joined #go-nuts 11:01 -!- zozoR [~zozoR@4705ds1-ris.0.fullrate.dk] has quit [Read error: Connection reset by peer] 11:04 -!- voker57 [~voker57@kvirc/developer/Voker57] has joined #go-nuts 11:04 -!- piyushmishra [~piyushmis@117.200.228.111] has joined #go-nuts 11:08 -!- jhh [~jhh@f049171175.adsl.alicedsl.de] has quit [Quit: jhh] 11:09 -!- DerHorst [~Horst@e176109181.adsl.alicedsl.de] has joined #go-nuts 11:12 < napsy> style_parser.rules = make(map[string] map[string] string) 11:12 < napsy> is this a good way to create a map of map objects" 11:12 < napsy> ? 11:23 -!- skejoe [~skejoe@188.114.142.231] has quit [Quit: leaving] 11:23 -!- Shyde [~shyde@HSI-KBW-078-043-070-132.hsi4.kabel-badenwuerttemberg.de] has joined #go-nuts 11:26 < voker57> can you initialize a struct on variable creation? like wtf := myStruct { i = 2 } 11:29 < nsf> voker57: yes 11:29 -!- zozoR [~zozoR@4705ds1-ris.0.fullrate.dk] has joined #go-nuts 11:30 -!- Kashia [~Kashia@port-92-200-219-143.dynamic.qsc.de] has quit [Quit: This computer has gone to sleep] 11:30 < nsf> but the syntax is: myStruct{ i: 2 } 11:31 < nsf> wtf := myStruct{ i: 2 } 11:31 < voker57> ok 11:46 < nsf> napsy: uhm.. yes :) 11:47 < napsy> oh ok but my program keeps segfaulting 11:47 < nsf> but you have to initialize each map in the map too 11:47 < nsf> like: 11:47 < nsf> m := make(map[string]map[string]string) 11:47 < napsy> yes I try to do that but got an invalid address 11:47 < nsf> m["mymap1"] = make(map[string]string) 11:47 < napsy> I do exactly that 11:48 < nsf> hm.. interesting 11:48 < napsy> just a sec 11:48 < napsy> nsf: http://pastie.org/private/djyu40xm8epudainsbx6g 11:49 < napsy> nsf: line 72 11:49 < nsf> i see 11:49 < nsf> uhm.. but where is the big make? 11:49 < nsf> that creates style_parser.rules 11:49 < napsy> line 99 11:50 < nsf> ah, ok 11:50 < napsy> oh wait 11:50 < napsy> damn it's in the wrong order 11:50 < nsf> yes :) 11:50 < napsy> ok it works now 11:50 < nsf> swap lines 98 99 11:50 < napsy> sorry to bother 11:50 < nsf> :P 11:50 < nsf> np 12:00 -!- Chryson [~Chryson@c-71-61-11-114.hsd1.pa.comcast.net] has quit [Ping timeout: 245 seconds] 12:06 -!- [Pete_27] [~noname@110-174-103-31.static.tpgi.com.au] has quit [Ping timeout: 255 seconds] 12:21 < vsmatck> Has anyone proposed that programs should be able to start with an optional #!/usr/bin/bla that go interprets as a comment? D has this ability which allows you to run a D program as if it were a script. Seems nice. 12:22 < napsy> vsmatck: there's no go interpreter (at least no official one) 12:23 -!- pocket_ [~pocket_@p1196-ipbf3801hodogaya.kanagawa.ocn.ne.jp] has quit [Remote host closed the connection] 12:28 < vsmatck> Could do something like python *.pyc in the mean time. It'd be nice to do I think. 12:31 < nbjoerg> it doesn't make sense 12:31 < vsmatck> I'll elaborate. You could compile the program each time you run it as a script. 12:32 -!- janm [~jmalonzo@ppp121-44-2-23.lns20.syd6.internode.on.net] has quit [Ping timeout: 272 seconds] 12:32 -!- [Pete_27] [~noname@110-174-103-31.static.tpgi.com.au] has joined #go-nuts 12:33 -!- janm [~jmalonzo@ppp121-44-2-23.lns20.syd6.internode.on.net] has joined #go-nuts 12:33 < nbjoerg> and I could light a candle and let the wind blow it out and light it again and let ... 12:34 < vsmatck> Unrelated to my main point. Give programs the 'capability' of doing it. In the present it can be done suboptimally. In the fiture someone might make it optimal. 12:34 < vsmatck> s/fiture/future 12:34 < nbjoerg> python byte code isn't self-executable 12:34 < nbjoerg> go binaries are 12:35 < nbjoerg> so what's the point in pretending that? 12:35 < vsmatck> Forget that part of it then. 12:35 < vsmatck> Bad analogy. 12:35 < nbjoerg> no, it is kind of central to the request 12:36 < nbjoerg> shell code doesn't execute by itself 12:36 < nbjoerg> python scripts don't execute by themselve 12:36 < nbjoerg> C programs do 12:36 < vsmatck> Forget about the python example. 12:36 < vsmatck> This would still work. You compile the go program and run it. The #!/usr/bin/bla points to a program that does that. 12:37 < nbjoerg> so what advantage do you get from pretending that a Go program is not executable standalone 12:37 < jnwhiteh> there _are_ go 'runners' that compile and execute a script 12:37 < jnwhiteh> which I suspect is what you're proposing, only in a backwards way 12:38 < jnwhiteh> there's no reason for a go executable to handle shebangs 12:38 < vsmatck> I want to capability of a *.go program specifying what runner it uses. 12:38 < jnwhiteh> there IS no runner for an executable 12:38 < jnwhiteh> there can be a runner for a go SOURCE file 12:38 < jnwhiteh> but not for an executbsle. 12:39 < vsmatck> The runner would compile the go program and run it. 12:39 < jnwhiteh> yes 12:39 < jnwhiteh> so the runner is on the SOURCE not the executable 12:39 < jnwhiteh> you can do that now, congrats =) 12:39 < vsmatck> Can I type "./prog.go" to make it run? 12:39 < jnwhiteh> A C program cannot have a shebang, because this does not make sense 12:39 < jnwhiteh> yes 12:39 < jnwhiteh> of course 12:39 < vsmatck> Hm. Where can I get info on this? 12:40 < jnwhiteh> http://github.com/malkia/go-runner 12:40 < jnwhiteh> for xample 12:40 < jnwhiteh> next time, ask us how to accomplish what you want to accomplish, rather than proposing a specific implementation for it =) 12:41 < jnwhiteh> it makes it much easier, and less prone to meta-discussions 12:41 < nbjoerg> jnwhiteh: exactly what I am saying. I don't see why it makes sense for Go either 12:41 < jnwhiteh> nbjoerg: its useful for SOURCE programs 12:41 < jnwhiteh> I've done that with C, and Go previously 12:41 < nbjoerg> jnwhiteh: not really 12:41 < jnwhiteh> its the same as running make && ./main 12:42 < jnwhiteh> just without the makefile, and without the main executable 12:42 < jnwhiteh> outside DEVELOPMENT 12:42 < jnwhiteh> it makes absolutely no sense =) 12:42 < jnwhiteh> a Go program should be compiled and run, I think we can all agree on that :P 12:42 < nbjoerg> inside DEVELOPMENT it makes no sense either 12:42 < jnwhiteh> but during development, it can be useful 12:42 < nbjoerg> it's not easier than "run-go main.go" 12:42 < jnwhiteh> I think that's a matter of personal opinion 12:43 < jnwhiteh> well, it's the same 12:43 < vsmatck> Cost vs benefit. It's a feature that most people wouldn't notice, and a feature that some people would use. 12:43 -!- nsf [~nsf@jiss.convex.ru] has quit [Quit: WeeChat 0.3.3] 12:43 < nbjoerg> or hell 12:43 < jnwhiteh> I don't see much use for it, but the runner exists for a reason, so other people do. 12:43 < vsmatck> I think it'd be a no cost addition. 12:43 < jnwhiteh> vsmatck: what you want makes absolutely no sense 12:43 < nbjoerg> you can just make the run-go program strip the first line before passing the input to the go compiler 12:43 < jnwhiteh> I'll say that again =) 12:44 < nbjoerg> nothing the go compiler has to support 12:44 < jnwhiteh> if you're again proposing that EXECUTABLES handle shebangs 12:44 < jnwhiteh> that's just silly 12:44 < jnwhiteh> if you want a runner, you have one =) 12:44 < vsmatck> What is a shebang? 12:45 < jnwhiteh> #! blah 12:45 < nbjoerg> #! 12:45 -!- jhh [~jhh@f049171175.adsl.alicedsl.de] has joined #go-nuts 12:46 < vsmatck> I don't know what you mean by saying "executables handle shebangs". I'm not proposing that. I'm proposing that you be able to run go program as if it were shell script. 12:46 < jnwhiteh> yes 12:46 < jnwhiteh> I've told you how to do this 12:46 < jnwhiteh> its possible today 12:46 < jnwhiteh> why are we still talking about it? 12:46 < vsmatck> Don't I have to write "go main.go" to do it? 12:46 < jnwhiteh> jesus. 12:46 < jnwhiteh> no 12:46 < jnwhiteh> =) 12:47 < jnwhiteh> #! /path/to/go 12:47 < jnwhiteh> at the top of your go file 12:47 < jnwhiteh> if that doesn't currently work, it's a trivial change to make it work 12:47 < jnwhiteh> and has nothing to do with the language 12:47 < jnwhiteh> you could write your own runner, check the top line, discard the shebang if its there, feed it into the compiler, link it and run it 12:47 < vsmatck> Will the go compiler handle a file with that at the top? I just tried it and the compiler gives an error. 12:48 < jnwhiteh> the compiler doesn't need to 12:48 < vsmatck> I'm saying it should treat that as a comment. 12:48 < jnwhiteh> the runner strips that line before sending it to the compiler 12:48 < jnwhiteh> well no 12:48 < jnwhiteh> that's unnecessary 12:48 < jnwhiteh> just strip it before its sent 12:48 < vsmatck> I want the compiler to be able to ignore that. 12:48 < jnwhiteh> why>? 12:48 < jnwhiteh> you need a runner anyway 12:48 < jnwhiteh> you can do that manually 12:49 < jnwhiteh> a shebang on a natively compile program is silly 12:49 < vsmatck> I consider it to be a minor addition to the language. With some benefit. I think it'd be good to add. 12:49 -!- tensorpudding [~user@99.23.122.78] has quit [Read error: Connection reset by peer] 12:49 < jnwhiteh> plain and simple 12:49 < jnwhiteh> what benefits does it have? 12:49 < jnwhiteh> you still need to compile, link and run the program 12:49 < vsmatck> It allows me to run the go program as if it were a script, but also compile it if I want. 12:49 < jnwhiteh> you HAVE to compile it 12:50 < jnwhiteh> that's what 'running it as a script' would do 12:50 < vsmatck> I don't have to. My runner can compile it. 12:50 < jnwhiteh> then your runner can remove the shebang 12:50 < jnwhiteh> thanks for proving my point =) 12:50 < vsmatck> I don't want it to have to. I want the compiler to ignore that because it would be more flexible. 12:50 -!- thomas_b [~thomasb@cm-84.215.47.51.getinternet.no] has joined #go-nuts 12:50 < jnwhiteh> then post an issue request on the issues tracker. 12:51 < jnwhiteh> but don't be offended if someone tells you any of what we've already said. 12:51 < napsy> vsmatck: you don't understand the problem ... Go is a compiled not an interpreted language ... there's no interpreter for go so your idea doesn't make sense 12:51 < vsmatck> This is a good idea. I didn't know there was an issue tracker actually. 12:51 -!- gabriel9 [~gabriel9@93.157.192.28] has quit [Remote host closed the connection] 12:51 < jnwhiteh> many/most go programs are more than one source file. A runner just plain won't work with those. 12:51 < jnwhiteh> So what's the point? 12:52 < jnwhiteh> http://code.google.com/p/go/issues/list 12:52 < vsmatck> It would work with programs that are one go file. You answered your own question. ;) 12:52 < jnwhiteh> no 12:52 < jnwhiteh> I'm aware of the limitations and benefits 12:52 < jnwhiteh> but your proposed runner can remove the shebang 12:52 < jnwhiteh> I fail to see why we should add support for an edge case with a clear solution to the compiler 12:52 < vsmatck> I don't think it should have to. Because I want to be able to compile a single file go program with that #! at the top. 12:53 < vsmatck> You should add it because the cost is virtually nothing and some people would benefit from it. 12:53 < jnwhiteh> I'm not adding anything 12:53 < jnwhiteh> make your proposal on the issues tracker 12:53 < jnwhiteh> I can't imagine anything constructive will come out of further discussion here 12:53 < vsmatck> jnwhiteh: That's a good idea. 12:53 < nbjoerg> *sigh* 12:53 < nbjoerg> write a runner that strips the first line if you want 12:54 < jnwhiteh> indeed 12:54 < nbjoerg> no need to change any existing programs 12:54 < nbjoerg> over 12:54 < nbjoerg> out 12:54 < jnwhiteh> give the runner an argument to 'compile' 12:54 < jnwhiteh> instead of 'run' 12:54 < vsmatck> nbjoerg: You don't have to change existing programs. I specified that #! should be optional. 12:54 < nbjoerg> the "benefit" is pretty much non-existing 12:54 < nbjoerg> seriously 12:55 < nbjoerg> it takes what, 2min to write such a wrapper script? 12:56 < jnwhiteh> vsmatck: http://pastebin.mozilla.org/791805 12:56 < jnwhiteh> gomake sourceName.run 12:56 < jnwhiteh> that runs it 12:56 < jnwhiteh> gomake sourceName compiles it 12:56 < jnwhiteh> I fail to imagine why that is not sufficient for you 12:56 -!- gabriel9 [~gabriel9@93.157.192.28] has joined #go-nuts 12:57 < vsmatck> It's not because it's not the same as a shell script. 12:57 -!- kanru [~kanru@61-228-160-87.dynamic.hinet.net] has quit [Quit: WeeChat 0.3.2] 12:57 < jnwhiteh> neither is ANY compiled program, which is precisely the point =) 12:57 < jnwhiteh> and pyc doesn't count, that's bytecode, not native code 12:57 < jnwhiteh> that is why we're objecting 12:57 < vsmatck> Forget about the python example. That was wrong. 12:57 < jnwhiteh> you want to apply something from scripting languages to a natively compiled programming language. 12:57 < vsmatck> D programs can be run in the way I'm talking about. 12:58 < vsmatck> ./prog.d 12:58 < nbjoerg> *sigh* 12:58 < jnwhiteh> using a runner 12:58 < nbjoerg> I told you already how it can be made to work. noone really wants to have that because it creates more issues than it solves 12:58 < vsmatck> D language ignores #! if it's the first line of a program. 12:59 < jnwhiteh> its possible the language designers agree with you 12:59 < jnwhiteh> I just don't =) 12:59 < jnwhiteh> I think its crud that doesn't really need to happen 12:59 < vsmatck> I thought you were a language designer. :-/ 12:59 < jnwhiteh> if you have to type a command, like ./foo.go 12:59 < jnwhiteh> then you can type another command 12:59 < nbjoerg> jnwhiteh: I would be surprised if Rob doesn't give exactly the same reply 12:59 < jnwhiteh> vsmatck: no, I am not one of the language designers 12:59 < jnwhiteh> there is no difference between you typing ./foo.go and go foo.go 12:59 < jnwhiteh> let's be hones 12:59 < jnwhiteh> t 13:00 < jnwhiteh> so where's the actual perceived benefit? 13:00 < vsmatck> jnwiteh: run strncmp("./foo.go", "go foo.go") and see if it returns 0. :) 13:00 < jnwhiteh> vsmatck: so you want to be able to type one thing specifically. 13:00 < jnwhiteh> anythign else is unacceptable for some reason? 13:01 < jnwhiteh> anyway, link the issue here when you're done. I'm interested in starring the request and seeing the outcome 13:01 < vsmatck> I want it to be the same as a shell script for the purpose of regularity. So it's the same. 13:01 < jnwhiteh> I always get insights from those sorts of discussions. 13:01 < vsmatck> kk *works on making issue* 13:02 < nbjoerg> <vsmatck> I like to build sand castle in the beach, but the stupid sea is destryoing them all the time. does anyone know how to stop the sea? 13:02 -!- kanru [~kanru@61-228-160-87.dynamic.hinet.net] has joined #go-nuts 13:03 < vsmatck> I don't understand your analogy. Are the waves the compilation process? 13:04 < nbjoerg> (a) where does the compiled binary get stored? 13:04 < jnwhiteh> I think the issue people have is that you want something that semantically has no definition 13:04 < nbjoerg> (b) who is supposed to clean it up? 13:04 < jnwhiteh> you can't "run" a go source file 13:04 < vsmatck> nbjoerg: You could store it in main memory. 13:04 < jnwhiteh> so enabling someone to do that makes no sense 13:05 < nbjoerg> the go compiler doesn't work that way 13:05 < nbjoerg> neither do exec 13:06 < vsmatck> It would work. 13:07 < nbjoerg> it only works with massive changes to the compiler 13:07 < nbjoerg> noone is really intersted in because you are fixing something that isn't broken 13:07 < vsmatck> D doing it shows that some people are interested. 13:08 < nbjoerg> it just shows someone was borred 13:09 < nbjoerg> or they are cheating by doing above 13:09 < nbjoerg> did you even bother to just try what I told you to do? 13:09 < vsmatck> nbjoerg: what did you tell me? About the wrapper script? 13:10 < nbjoerg> yes 13:10 < vsmatck> Oh. I thought I explained that I don't like that solution. 13:10 < nbjoerg> changes are very high that's excatly that D is doing in the background 13:10 -!- janm [~jmalonzo@ppp121-44-2-23.lns20.syd6.internode.on.net] has quit [Ping timeout: 240 seconds] 13:11 < vsmatck> I don't know what you mean when you say "changes are very high ..". 13:11 < nbjoerg> chances 13:11 -!- DerHorst [~Horst@e176109181.adsl.alicedsl.de] has quit [Remote host closed the connection] 13:11 < vsmatck> Doing it in the background? 13:12 < nbjoerg> wraping it in a shell script, compiling to $TMP, executing there, removing result on exit 13:12 < vsmatck> ah. I think that'd be ok. I'd like go to be able to do the same thing if that works. 13:13 -!- janm [~jmalonzo@ppp121-44-249-197.lns20.syd7.internode.on.net] has joined #go-nuts 13:19 -!- Shyde [~shyde@HSI-KBW-078-043-070-132.hsi4.kabel-badenwuerttemberg.de] has quit [Quit: Shyde] 13:21 < tux21b> I would like to define a type "Rule" which should be a function like "func (lex *Lexer) doSomething() bool". "type Rule (*Lexer) func() bool" isn'tworking :( 13:22 < tux21b> the problem is the syntax of the receiver... 13:23 < jnwhiteh> I don't believe you can typify a function with a receiver. 13:24 < jnwhiteh> tho I'm nope, you can't. 13:24 < jnwhiteh> http://golang.org/doc/go_spec.html#Types 13:24 < jnwhiteh> FunctionType 13:24 < jnwhiteh> not MethodSpec 13:24 < jnwhiteh> hrm 13:26 < tux21b> ok, so it's not possible. i will try to find another solution then 13:32 < vsmatck> Got the issue submitted. http://code.google.com/p/go/issues/detail?id=1121 13:33 -!- gnuvince [~vince@70.35.168.31] has joined #go-nuts 13:33 < vsmatck> The discussion we had in here helped me make the proposal clear I think. 13:34 < jhh> tux21b: I think I saw it in the stdlib done like that: define an interface having the rule function and then you have to create an object implementing that interface 13:36 < tux21b> jhh: that would be a solution, but i simply put the receiver into the first parameter (which is possible and a bit simpler in my actual case) 13:37 < tux21b> the only problem which might occur in my solution are private members... 13:38 < jhh> tux21b: yeah I thought so. You could replace the first parameter being a function with an object implementing that interface. 13:38 < jhh> you don't actually use the object, only the method. that's really ugly though 13:39 < tux21b> i know. but currently it's "more lightwight" to only create functions, instead of objects with only one method. (but i might change that later) 13:44 < jhh> i see. i was just afraid i didn't explain it properly. :) 14:00 -!- rejb [~rejb@unaffiliated/rejb] has joined #go-nuts 14:10 -!- jcao219 [~jcao219@pool-173-74-61-111.dllstx.fios.verizon.net] has joined #go-nuts 14:16 -!- tapankarecha [~tapankare@122.167.16.67] has joined #go-nuts 14:16 -!- zozoR [~zozoR@4705ds1-ris.0.fullrate.dk] has quit [Ping timeout: 240 seconds] 14:21 -!- jcao219 [~jcao219@pool-173-74-61-111.dllstx.fios.verizon.net] has quit [Remote host closed the connection] 14:25 -!- major_majors [~major_maj@c-68-40-195-246.hsd1.mi.comcast.net] has joined #go-nuts 14:28 -!- mbohun [~mbohun@ppp115-156.static.internode.on.net] has joined #go-nuts 14:28 -!- zozoR [~zozoR@4705ds1-ris.0.fullrate.dk] has joined #go-nuts 14:38 -!- zozoR [~zozoR@4705ds1-ris.0.fullrate.dk] has quit [Ping timeout: 245 seconds] 14:38 -!- allengeorge [~allengeor@bas1-brampton37-1176134925.dsl.bell.ca] has joined #go-nuts 14:38 -!- allengeorge [~allengeor@bas1-brampton37-1176134925.dsl.bell.ca] has quit [Read error: Connection reset by peer] 14:39 -!- allengeorge [~allengeor@bas1-brampton37-1176134925.dsl.bell.ca] has joined #go-nuts 14:40 -!- napsy [~luka@88.200.96.18] has quit [Quit: Lost terminal] 14:41 -!- napsy [~luka@88.200.96.18] has joined #go-nuts 14:42 -!- janm [~jmalonzo@ppp121-44-249-197.lns20.syd7.internode.on.net] has quit [Ping timeout: 240 seconds] 14:47 -!- nsf [~nsf@jiss.convex.ru] has joined #go-nuts 14:51 -!- kanru [~kanru@61-228-160-87.dynamic.hinet.net] has quit [Ping timeout: 240 seconds] 14:59 -!- mbohun [~mbohun@ppp115-156.static.internode.on.net] has quit [Quit: Leaving] 14:59 -!- mbohun [~mbohun@ppp115-156.static.internode.on.net] has joined #go-nuts 15:01 -!- skejoe [~skejoe@188.114.142.231] has joined #go-nuts 15:05 -!- cco3 [~conley@c-69-181-138-209.hsd1.ca.comcast.net] has joined #go-nuts 15:19 -!- theshish [theshish@cpe-68-173-18-52.nyc.res.rr.com] has joined #go-nuts 15:39 -!- d3xter [~sinz@62-47-241-35.adsl.highway.telekom.at] has joined #go-nuts 15:39 -!- tapankarecha [~tapankare@122.167.16.67] has quit [Read error: Connection reset by peer] 15:40 -!- jcao219 [~Jimmy_Cao@pool-173-74-61-111.dllstx.fios.verizon.net] has joined #go-nuts 15:40 -!- jcao219 [~Jimmy_Cao@pool-173-74-61-111.dllstx.fios.verizon.net] has quit [Client Quit] 15:40 -!- tapankarecha [~tapankare@122.167.16.67] has joined #go-nuts 15:40 -!- jcao219 [~jcao219@pool-173-74-61-111.dllstx.fios.verizon.net] has joined #go-nuts 15:40 -!- nsf [~nsf@jiss.convex.ru] has quit [Quit: WeeChat 0.3.3] 15:43 -!- Kashia [~Kashia@2001:0:53aa:64c:0:ba4:b014:d1e5] has joined #go-nuts 15:43 -!- d3xter [~sinz@62-47-241-35.adsl.highway.telekom.at] has quit [Ping timeout: 245 seconds] 15:50 -!- boscop [~boscop@g225195161.adsl.alicedsl.de] has joined #go-nuts 15:51 -!- awidegreen [~quassel@62.176.237.78] has quit [Remote host closed the connection] 15:52 -!- boscop_ [~boscop@g225210143.adsl.alicedsl.de] has quit [Ping timeout: 276 seconds] 15:52 -!- Fish [~Fish@9fans.fr] has joined #go-nuts 15:53 -!- awidegreen [~quassel@62.176.237.78] has joined #go-nuts 15:53 -!- scarabx [~scarabx@c-76-19-43-200.hsd1.ma.comcast.net] has joined #go-nuts 15:55 -!- boscop_ [~boscop@f055020005.adsl.alicedsl.de] has joined #go-nuts 15:57 -!- boscop [~boscop@g225195161.adsl.alicedsl.de] has quit [Ping timeout: 255 seconds] 16:11 -!- Kashia [~Kashia@2001:0:53aa:64c:0:ba4:b014:d1e5] has quit [Quit: This computer has gone to sleep] 16:13 -!- allengeorge [~allengeor@bas1-brampton37-1176134925.dsl.bell.ca] has quit [Quit: allengeorge] 16:18 -!- nsf [~nsf@jiss.convex.ru] has joined #go-nuts 16:21 -!- Kashia [~Kashia@p4FEB2E1A.dip.t-dialin.net] has joined #go-nuts 16:24 -!- theshish [theshish@cpe-68-173-18-52.nyc.res.rr.com] has quit [Quit: Leaving] 16:27 -!- allengeorge [~allengeor@bas1-brampton37-1176134925.dsl.bell.ca] has joined #go-nuts 16:27 -!- major_majors [~major_maj@c-68-40-195-246.hsd1.mi.comcast.net] has quit [Quit: major_majors] 16:27 -!- allengeorge [~allengeor@bas1-brampton37-1176134925.dsl.bell.ca] has quit [Read error: Connection reset by peer] 16:28 -!- allengeorge [~allengeor@bas1-brampton37-1176134925.dsl.bell.ca] has joined #go-nuts 16:30 < mpl> heya, what am I doing wrong here please: 16:30 < mpl> demo.go:56: invalid operation: foo <- c (send to receive-only type int) 16:31 < exch> if 'foo' is a read-only channel, you can't send data to it 16:32 < mpl> damnit, foo is an int, I was using send instead of assigning. thx. 16:32 < exch> ah lol 16:34 -!- niemeyer [~niemeyer@201-35-72-214.pltce701.dsl.brasiltelecom.net.br] has joined #go-nuts 16:35 < mpl> it's tricky though imho , I'm sure I'll make the mistake again. I mean, couldn't we shorten "foo := <-c" to "foo <-c" ? 16:36 < vsmatck> Hm. := is initialize new variable and assign. "foo <-c" doesn't really encapsulate that meaning. 16:36 < mpl> fair enough, foo = <-c to foo <-c then. 16:37 < exch> there's also the difference between 'foo = <-c' and 'foo := <-c' that can't be dealth with without the assign 16:37 < mpl> yeah forget the initialization, just assimilate the assigment to the send operation when it's suitable. 16:38 < nsf> it's good to remember that <-c is an expression 16:39 < nsf> and one should use it as a value 16:40 < nsf> there is a bit of confusion because 'c <- i' is not an expression :) 16:40 < mpl> yeah 16:40 < nsf> actually it's interesting 16:40 < nsf> why can't we add the same statement but with channel on the right side 16:41 < nsf> and it will be a syntax sugar for 'i = <-c' 16:41 < nsf> 'i <- c' 16:41 < mpl> yep 16:41 -!- ikaros [~ikaros@dslb-084-059-076-021.pools.arcor-ip.net] has joined #go-nuts 16:42 < nsf> but it may add more confusion :) 16:42 < mpl> although it would be kind of non consistent, not really symmetric with the other operation. 16:42 < exch> it's not obvious from that code what is going on if you don't have contextual information about what c and i are 16:42 < nsf> yes yes 16:42 < nsf> more confusion 16:42 < mpl> yeah. 16:43 -!- major_majors [~major_maj@c-68-40-195-246.hsd1.mi.comcast.net] has joined #go-nuts 16:45 -!- rullie [~rullie@bas4-toronto47-1176149432.dsl.bell.ca] has left #go-nuts [] 16:46 -!- napsy [~luka@88.200.96.18] has quit [Ping timeout: 264 seconds] 16:46 -!- napsy [~luka@88.200.96.18] has joined #go-nuts 16:47 < napsy> Is gccgo still broken? 16:47 -!- luruke [~luruke@151.53.42.188] has joined #go-nuts 16:52 -!- nsf [~nsf@jiss.convex.ru] has quit [Quit: WeeChat 0.3.3] 16:55 -!- ssjones [~ssjones@67-61-100-203.cpe.cableone.net] has quit [Read error: Connection reset by peer] 17:06 -!- terrex [~terrex@84.122.67.111.dyn.user.ono.com] has quit [Quit: Leaving.] 17:08 < mpl> is there a generic way to listen to all the goroutine's channels, like alt() in plan9's libthread ? 17:08 < mpl> ah, select 17:15 -!- Kashia [~Kashia@p4FEB2E1A.dip.t-dialin.net] has quit [Quit: This computer has gone to sleep] 17:23 -!- major_majors [~major_maj@c-68-40-195-246.hsd1.mi.comcast.net] has quit [Quit: major_majors] 17:28 -!- luruke [~luruke@151.53.42.188] has quit [Quit: Leaving] 17:28 -!- Project_2501 [~Marvin@dynamic-adsl-94-36-172-36.clienti.tiscali.it] has quit [Quit: E se abbasso questa leva che succ...] 17:30 -!- piyushmishra [~piyushmis@117.200.228.111] has quit [Quit: Leaving.] 17:36 -!- niemeyer [~niemeyer@201-35-72-214.pltce701.dsl.brasiltelecom.net.br] has quit [Ping timeout: 245 seconds] 17:38 -!- tvw [~tv@e176003091.adsl.alicedsl.de] has joined #go-nuts 17:59 -!- voker57 [~voker57@kvirc/developer/Voker57] has quit [Read error: Connection reset by peer] 17:59 -!- tapankarecha [~tapankare@122.167.16.67] has quit [Read error: Connection reset by peer] 18:00 -!- tapankarecha [~tapankare@122.167.16.67] has joined #go-nuts 18:01 -!- tasosos [~tasosos@178.128.158.237.dsl.dyn.forthnet.gr] has joined #go-nuts 18:03 -!- major_majors [~major_maj@c-68-40-195-246.hsd1.mi.comcast.net] has joined #go-nuts 18:04 -!- major_majors [~major_maj@c-68-40-195-246.hsd1.mi.comcast.net] has quit [Read error: Connection reset by peer] 18:05 -!- major_majors [~major_maj@c-68-40-195-246.hsd1.mi.comcast.net] has joined #go-nuts 18:07 -!- tvw [~tv@e176003091.adsl.alicedsl.de] has quit [Remote host closed the connection] 18:08 -!- major_majors [~major_maj@c-68-40-195-246.hsd1.mi.comcast.net] has quit [Client Quit] 18:09 -!- jA_cOp [~yakobu@unaffiliated/ja-cop/x-9478493] has joined #go-nuts 18:12 -!- allengeorge [~allengeor@bas1-brampton37-1176134925.dsl.bell.ca] has quit [Quit: allengeorge] 18:13 < napsy> Is there a method like feof() to check wether there's data available from an io.Reader? 18:16 < Tv> napsy: if there were, it'd be in bufio not pure io 18:18 < Tv> napsy: but really what you should do is just read until you get ROF 18:18 < Tv> EOF 18:20 < napsy> ok 18:22 < napsy> hum but what if I don't want to read just check 18:42 -!- jA_cOp [~yakobu@unaffiliated/ja-cop/x-9478493] has quit [Read error: Connection reset by peer] 18:42 -!- jA_cOp [~yakobu@unaffiliated/ja-cop/x-9478493] has joined #go-nuts 18:51 < napsy> is there a function line C assert() in go? 18:51 < napsy> like* 18:57 -!- felipe [~felipe@my.nada.kth.se] has joined #go-nuts 18:59 < KirkMcDonald> napsy: if x != y { panic() } 18:59 < KirkMcDonald> That's probably as close as you'll get. 19:00 < KirkMcDonald> Well, you can: panic("some message") 19:01 < napsy> oh I thought tere was a simpler mechanism 19:02 < napsy> but ok 19:02 < exch> I remember a discussion about assert and the Go devs being very adament about not including it because it would encourage bad error handling practices 19:04 < nbjoerg> exch: exactly 19:05 -!- tapankarecha [~tapankare@122.167.16.67] has left #go-nuts [] 19:05 < napsy> hm it't really usefull if your'e writing test cases 19:05 < napsy> it's 19:07 < cbeck> For that you should be using the testing package 19:07 < napsy> ... I ment unit tests 19:08 < cbeck> I stand by my earlier statement 19:08 < napsy> ok I'll check it out 19:09 -!- piyushmishra [~piyushmis@117.200.228.111] has joined #go-nuts 19:14 -!- scarabx [~scarabx@c-76-19-43-200.hsd1.ma.comcast.net] has quit [Quit: This computer has gone to sleep] 19:21 -!- gabriel9 [~gabriel9@93.157.192.28] has quit [Read error: Connection reset by peer] 19:27 -!- DerHorst [~Horst@e176109181.adsl.alicedsl.de] has joined #go-nuts 19:32 -!- gabriel9 [~gabriel9@93.157.192.28] has joined #go-nuts 19:42 -!- femtoo [~femto@95-89-248-241-dynip.superkabel.de] has quit [Read error: Connection reset by peer] 19:42 -!- femtoo [~femto@95-89-248-241-dynip.superkabel.de] has joined #go-nuts 19:45 -!- major_majors [~major_maj@adsl-99-66-69-175.dsl.sfldmi.sbcglobal.net] has joined #go-nuts 20:01 -!- niemeyer [~niemeyer@201-35-72-214.pltce701.dsl.brasiltelecom.net.br] has joined #go-nuts 20:03 -!- femtoo [~femto@95-89-248-241-dynip.superkabel.de] has quit [Quit: Leaving] 20:05 -!- skelterjohn [~jasmuth@66.87.0.107] has joined #go-nuts 20:05 -!- skelterjohn [~jasmuth@66.87.0.107] has quit [Client Quit] 20:08 < jhh> what's the best way to tokenize stdin? 20:09 -!- Kashia [~Kashia@port-92-200-8-77.dynamic.qsc.de] has joined #go-nuts 20:09 < Tv> i wish there was a variant of netchan that worked over a single ReadWriteCloser 20:20 -!- major_majors [~major_maj@adsl-99-66-69-175.dsl.sfldmi.sbcglobal.net] has quit [Quit: major_majors] 20:31 -!- gabriel9 [~gabriel9@93.157.192.28] has quit [Read error: Connection reset by peer] 20:33 -!- gabriel9 [~gabriel9@93.157.192.28] has joined #go-nuts 20:37 -!- napsy [~luka@88.200.96.18] has quit [Quit: Lost terminal] 20:39 < soul9> anyone know why 0.0.0.0 would resolve to [::] ? 20:39 -!- napsy [~luka@88.200.96.18] has joined #go-nuts 20:40 < soul9> i have a listener in a program that does a resolve of 0.0.0.0 and then binds that adress, but it seems it starts listening on udp6 instead of udp 20:42 -!- niemeyer [~niemeyer@201-35-72-214.pltce701.dsl.brasiltelecom.net.br] has quit [Quit: Leaving] 20:42 -!- eliteSchaf [~sinz@62-47-255-61.adsl.highway.telekom.at] has joined #go-nuts 20:42 < eliteSchaf> hey 20:43 < eliteSchaf> is it possible to send and receive simultaneous on one netchan? 20:45 < soul9> according to this http://golang.org/pkg/net/#UDPAddr.ResolveUDPAddr 0.0.0.0:7000 should yield an ipv4 adress, not an ipv6 one 20:47 < Tv> eliteSchaf: i saw a comment on the mailing list that it was one direction only, but i don't know if that has changed since 20:47 < Tv> there's a "direction" in the channels 20:47 -!- ssjones [~ssjones@67-61-100-203.cpe.cableone.net] has joined #go-nuts 20:47 < eliteSchaf> Tv, well if i use "netchan.Recv | netchan.Send" i dont get an error but i cant send or receive any messages 20:48 < Tv> eliteSchaf: yeah the source has those as enums not as boolean flags 20:48 < Tv> eliteSchaf: one channel is definitely one direction only 20:49 < eliteSchaf> Tv, alright, thanks 20:49 -!- atsampso1 [~ats@94-194-126-16.zone8.bethere.co.uk] has left #go-nuts [] 20:50 * Tv notes the whole distributed nature of netchan seems to prevent it from acting like a true go two-directional channel would 20:52 < eliteSchaf> thats why i asked, whether they'll implement bi-directional netchan's any time soon ^^ 20:53 < Tv> oh and just to clarify: the message i googled up a week ago said something like "exporter must send, importer must receive", and it seems like it only applied to an earlier version of netchan 21:01 < eliteSchaf> Tv, and its not possible for more than 1 importers to connect to a netchan, right? 21:02 -!- DerHorst [~Horst@e176109181.adsl.alicedsl.de] has quit [Remote host closed the connection] 21:02 < eliteSchaf> i always get "importer header; EOF" on both importers 21:04 -!- Fish [~Fish@9fans.fr] has quit [Remote host closed the connection] 21:06 < Tv> eliteSchaf: not sure 21:06 < Tv> eliteSchaf: i haven't actually used netchan, as i don't want the plaintext tcp connections it insists on 21:07 -!- wjlroe [~will@78-86-14-131.zone2.bethere.co.uk] has joined #go-nuts 21:08 -!- wjlroe [~will@78-86-14-131.zone2.bethere.co.uk] has quit [Client Quit] 21:08 -!- wjlroe [~will@78-86-14-131.zone2.bethere.co.uk] has joined #go-nuts 21:09 -!- wjlroe [~will@78-86-14-131.zone2.bethere.co.uk] has quit [Client Quit] 21:09 -!- wjlroe [~will@78-86-14-131.zone2.bethere.co.uk] has joined #go-nuts 21:10 < wjlroe> What should I use instead of io.ReadAll(byte[]) ? 21:12 < cbeck> To do what? 21:13 < wjlroe> I want to read all the bytes from a variable so that I can write them to a file 21:13 < wjlroe> if there's a way to stream from one to the other that would be better 21:13 < wjlroe> it's an http request body to a file 21:13 -!- janm [~jmalonzo@ppp121-44-249-197.lns20.syd7.internode.on.net] has joined #go-nuts 21:14 < Tv> wjlroe: the usual idiom is to write a little loop that reads+writes until it sees EOF 21:15 < wjlroe> ok 21:15 < Tv> wjlroe: that is, if your source is something with Read etc 21:15 < wjlroe> can you pass a reader to a writer function? 21:15 < Tv> don't think so 21:15 < wjlroe> I gues that's the same thing 21:16 < cbeck> You can create a pipe, not sure if that's really what you're looking for though 21:17 < wjlroe> I suppose I could do read := bufio.NewReader(file) 21:17 < wjlroe> with the http request body file-like object 21:17 < Tv> wjlroe: what type is file there? 21:18 < Tv> i'd expect it to already be a Reader, you don't need bufio unless you care about reading line by line etc 21:18 < wjlroe> it's binary 21:18 < wjlroe> ok 21:18 < wjlroe> cool 21:20 -!- jA_cOp [~yakobu@unaffiliated/ja-cop/x-9478493] has quit [Read error: Connection reset by peer] 21:20 -!- jA_cOp [~yakobu@unaffiliated/ja-cop/x-9478493] has joined #go-nuts 21:23 -!- jA_cOp [~yakobu@unaffiliated/ja-cop/x-9478493] has quit [Read error: Connection reset by peer] 21:23 -!- rlab [~Miranda@91.200.158.34] has quit [Quit: Miranda IM! Smaller, Faster, Easier. http://miranda-im.org] 21:23 -!- jA_cOp [~yakobu@unaffiliated/ja-cop/x-9478493] has joined #go-nuts 21:24 -!- luruke [~luruke@151.53.42.188] has joined #go-nuts 21:24 -!- d_m [d6@SDF.ORG] has quit [Quit: Lost terminal] 21:27 -!- major_majors [~major_maj@173-10-44-57-Michigan.hfc.comcastbusiness.net] has joined #go-nuts 21:31 -!- eikenberry [~jae@ivanova.zhar.net] has quit [Quit: End of line.] 21:33 -!- eliteSchaf [~sinz@62-47-255-61.adsl.highway.telekom.at] has quit [Quit: Ex-Chat] 21:39 -!- skejoe [~skejoe@188.114.142.231] has quit [Quit: Lost terminal] 21:40 -!- awidegreen [~quassel@62.176.237.78] has quit [Remote host closed the connection] 21:41 -!- ShadowIce [~pyoro@unaffiliated/shadowice-x841044] has quit [Quit: Verlassend] 21:43 -!- ikaros [~ikaros@dslb-084-059-076-021.pools.arcor-ip.net] has quit [Quit: Leave the magic to Houdini] 21:44 -!- luruke [~luruke@151.53.42.188] has quit [Quit: Leaving] 21:51 -!- rlab [~Miranda@91.200.158.34] has joined #go-nuts 21:51 < plexdev> http://is.gd/fiy0u by [Rob Pike] in go/src/pkg/gob/ -- gob: make robust when decoding a struct with non-struct data. 21:51 < plexdev> http://is.gd/fiy0E by [Rob Pike] in go/doc/ -- doc/go_mem.html: update location of "once". 21:58 -!- wjlroe [~will@78-86-14-131.zone2.bethere.co.uk] has quit [Quit: Get MacIrssi - http://www.sysctl.co.uk/projects/macirssi/] 22:03 -!- tash [~sf@midgard.9by6.org] has joined #go-nuts 22:07 -!- janm [~jmalonzo@ppp121-44-249-197.lns20.syd7.internode.on.net] has quit [Ping timeout: 240 seconds] 22:09 -!- virtualsue [~chatzilla@nat/cisco/x-yqgvgreapgkqxgde] has joined #go-nuts 22:14 -!- tash [~sf@midgard.9by6.org] has quit [Quit: leaving] 22:18 -!- jhh [~jhh@f049171175.adsl.alicedsl.de] has quit [Quit: jhh] 22:21 -!- tash [~quassel@midgard.9by6.org] has joined #go-nuts 22:27 -!- scarabx [~scarabx@c-76-19-43-200.hsd1.ma.comcast.net] has joined #go-nuts 22:28 -!- tash [~quassel@midgard.9by6.org] has left #go-nuts [] 22:39 -!- allengeorge [~allengeor@bas1-brampton37-1176134925.dsl.bell.ca] has joined #go-nuts 22:41 -!- allengeorge [~allengeor@bas1-brampton37-1176134925.dsl.bell.ca] has quit [Read error: Connection reset by peer] 22:42 -!- rlab [~Miranda@91.200.158.34] has quit [Quit: Miranda IM! Smaller, Faster, Easier. http://miranda-im.org] 23:05 -!- major_majors [~major_maj@173-10-44-57-Michigan.hfc.comcastbusiness.net] has quit [Quit: major_majors] 23:11 -!- peterdn [~peterdn@host86-166-21-60.range86-166.btcentralplus.com] has quit [Ping timeout: 245 seconds] 23:14 -!- peterdn [~peterdn@host81-159-106-59.range81-159.btcentralplus.com] has joined #go-nuts 23:15 -!- allengeorge [~allengeor@bas1-brampton37-1176134925.dsl.bell.ca] has joined #go-nuts 23:19 -!- allengeorge [~allengeor@bas1-brampton37-1176134925.dsl.bell.ca] has quit [Client Quit] 23:19 -!- allengeorge [~allengeor@bas1-brampton37-1176134925.dsl.bell.ca] has joined #go-nuts 23:20 < Tv> wjlroe? 23:20 -!- allengeorge [~allengeor@bas1-brampton37-1176134925.dsl.bell.ca] has quit [Client Quit] 23:20 < Tv> bah.. i just stumbled on http://golang.org/pkg/io/#Copy and he asked for exactly that 23:21 -!- ptolomy [~consalus@216.239.45.130] has joined #go-nuts 23:22 -!- ptolomy [~consalus@216.239.45.130] has quit [Client Quit] 23:27 -!- theshish [theshish@cpe-68-173-18-52.nyc.res.rr.com] has joined #go-nuts 23:34 -!- theshish [theshish@cpe-68-173-18-52.nyc.res.rr.com] has quit [Quit: Leaving] 23:35 -!- theshish [theshish@cpe-68-173-18-52.nyc.res.rr.com] has joined #go-nuts 23:35 < theshish> when would I want to use "func ClassFunc(c MyClass)..." vs "func ClassFunc(c *MyClass)..."? 23:37 < Tv> theshish: if you want to mutate c, it needs to be passed as pointer not as value 23:38 < exch> There also seems to be a speed consideration. With large structs, passing a pointer may be faster. Though I am unsure what 'large' means exactly. 23:38 < theshish> I'm a little confused, coming from C++ background here 23:38 < Tv> sure, copying things around is a cost 23:38 < theshish> isn't this like defining a member function? 23:39 -!- plexdev [~plexdev@arthur.espians.com] has quit [Remote host closed the connection] 23:39 < Tv> theshish: you'll understand go faster starting from fresh not trying to apply C++ to it 23:39 < Tv> theshish: receivers are sort of like member functions, but imagine the member function either getting a copy of the object, or a reference to it, and you get to pick which 23:40 < theshish> I see 23:40 < Tv> theshish: except they aren't like member functions, at all -- you can add them to types defined elsewhere etc.. they're more like "pattern match the type and call this function with it" 23:40 < cbeck> Tv: not exactly, you have to make a new type locally 23:41 < Tv> cbeck: oh sure but your new type can be just a new name for int 23:41 < theshish> yeah that seems a little confusing too to me 23:41 < Tv> i don't know.. i was never a big believer in traditional OO, it seems fairly ok to me 23:42 < Tv> theshish: think of it more as being defined by what you can do with a value than "what class it it" 23:42 < exch> type Foo int; is not just a new name for int. It's a distinctly separate type 23:42 < Tv> *is 23:44 < theshish> I get that but the requirement of defining a local type is a little weird 23:44 -!- virtualsue [~chatzilla@nat/cisco/x-yqgvgreapgkqxgde] has quit [Ping timeout: 240 seconds] 23:46 -!- photron [~photron@port-92-201-57-106.dynamic.qsc.de] has quit [Ping timeout: 276 seconds] 23:47 < theshish> seems like it would lead to a lot of conversion all around 23:47 < theshish> since the new type is actually distinct 23:48 -!- plexdev [~plexdev@arthur.espians.com] has joined #go-nuts 23:48 -!- navigator [~navigator@p54897BAE.dip.t-dialin.net] has quit [Quit: WeeChat 0.3.3] 23:53 < theshish> or am I missing something 23:54 < Tv> maybe the implementation sees they share the same memory layout etc and doesn't actually need to do any work to "convert" 23:54 < exch> in most cases the 'new' type can be treated as the new one without explicit conversion 23:54 < exch> *as the old one 23:54 < plexdev> http://is.gd/fiELP by [Russ Cox] in go/src/cmd/5l/ -- 5l: avoid fixed buffers in list 23:55 < theshish> exch, is that when functions on the old one are defined via interfaces? 23:56 < exch> not sure what you mean, but to illustrate: type Foo int; var a, b Foo; a = 123; b = 321; sum(a, b); 23:56 < exch> where sum() takes ints as parameters 23:57 < exch> and if sum returns int, you can just assign it to a Foo var without casting 23:57 < theshish> so when would it not work then? in the example on the website it claims it needs an explicit conversion 23:58 < theshish> type myInteger int; func f(i int) { }; var v myInteger; // f(v) is invalid. 23:58 < exch> Dunno if the example is the same. It may also have been written a while back. A fair bit has changed in Go in the last months 23:59 < theshish> so implicit conversions are legit now? 23:59 < exch> ah I just tested. seems it's still illegal. Mm the implicit conversions only work part of the time then --- Log closed Mon Sep 20 00:00:07 2010