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 Robotics / RCX / *3225 (-20)
  C++
 
Has anyone been able to import the spirit.ocx file into borland builder 4 or 5? | i tried it with 5 but when i went to compile the component, i got some errors... | thanks for your help, | josh (24 years ago, 13-Sep-00, to lugnet.robotics.rcx)
 
  Re: Can't get Linux NQC to compile/Run
 
(...) Ok, well. In that case, let's assume that you have the compilers installed properly by now. :) Have you tried rebuilding the RPM? Download (URL), and install it as you would a binary RPM. Then look in /usr/src/RPM/SPECS/ and do "rpm -bb (...) (24 years ago, 13-Sep-00, to lugnet.robotics.rcx.nqc)
 
  Re: Can't get Linux NQC to compile/Run
 
(...) I've just spent hours pouring though the RPM's installing anything to do with c++, c, gcc and egcs... But I still get the below error... nqc: error in loading shared libraries: nqc: undefined symbol: _t24__default_alloc_....free_list I'm at (...) (24 years ago, 13-Sep-00, to lugnet.robotics.rcx.nqc)
 
  Re: Can't get Linux NQC to compile/Run
 
(...) Try `locate vector.h`. I'm not sure what package vector.h belongs to on Mandrake; on Red Hat 6.x, it's one of the egcs packages, but I know that gcc/egcs is one of the things Mandrake does differently. (24 years ago, 13-Sep-00, to lugnet.robotics.rcx.nqc)
 
  Re: Can't get Linux NQC to compile/Run
 
(...) It couldn't find where vector.h lives. I'll have to hunt. Dean -- Coin-Op's For Sale!: (URL) Lego Workshop: (URL) Lego Club: (URL) (24 years ago, 12-Sep-00, to lugnet.robotics.rcx.nqc)
 
  Re: newbie questions...
 
(...) Thanks. (...) I see... Anyway, there shouldn't be a great need to monitor the same event in different tasks, so it's not that important... Let's give LEGO the time to add this in the firmware then :) (...) Great! Stelian. (24 years ago, 12-Sep-00, to lugnet.robotics.rcx.nqc)
 
  Re: Can't get Linux NQC to compile/Run
 
(...) You need to compile it as a C++ source file. There are ways to force C++ compilation of .c files, but its probably easier to just save it as test.cpp, then try: g++ test.cpp Assuming that the compiler knows where to find the C++ standard (...) (24 years ago, 12-Sep-00, to lugnet.robotics.rcx.nqc)
 
  Re: Can't get Linux NQC to compile/Run
 
(...) I'm afraid I don't have a clue how to compile that one. I tried make test.c but, of course, that doesn't work. I also tried [tfm@linux tfm]$ gcc ./test.c ./test.c:1: vector.h: No such file or directory but not much luck there either. Dean -- (...) (24 years ago, 12-Sep-00, to lugnet.robotics.rcx.nqc)
 
  Re: Can't get Linux NQC to compile/Run
 
(...) I tried that first. After letting the RPM installer install NQC i386 I get this message when I try to run it. [tfm@linux tfm]$ nqc nqc: error in loading shared libraries: nqc: undefined symbol: _t24__default_alloc_....free_list It's a standard (...) (24 years ago, 12-Sep-00, to lugnet.robotics.rcx.nqc)
 
  Re: Can't get Linux NQC to compile/Run
 
(...) Dean -- have you tried my prebuilt RPMs? They should run on Mandrake with no problem. I know that doesn't solve the actual build issue (Dave's suggestion sounds good) but it should get you a working NQC. (24 years ago, 12-Sep-00, to lugnet.robotics.rcx.nqc)
 
  Re: Can't get Linux NQC to compile/Run
 
(...) Sounds like part of the g++ library is missing....or perhaps an incompatability between the installed library and the g++ header files. I'm not quite sure how to unmangle that name, but my first guess would be the default allocator used in (...) (24 years ago, 12-Sep-00, to lugnet.robotics.rcx.nqc)
 
  Re: newbie questions...
 
(...) yes (...) That's pretty tough to implement. Code in the tasks is easy...the task number is a constant. Same for subs that are only called from one task. Inline functions are also easy...provided they are called from one of the above. The (...) (24 years ago, 12-Sep-00, to lugnet.robotics.rcx.nqc)
 
  Can't get Linux NQC to compile/Run
 
I'm sort of new to Linux (mandrake 7.1) and I've been trying to get NQC to work but keep getting odd errors. "./nqc: error in loading shared libraries: ./nqc: undefined symbol: _t24__default_alloc_...free_list" comes up when I try to run the (...) (24 years ago, 11-Sep-00, to lugnet.robotics.rcx.nqc)
 
  Re: Creating sight for RIS/No Vision Command
 
Tough, I think that in order to do this you would need to do some very complicated electronics and programming of a computer that could all be carried on the rcx and use little power. This would probably involve lots of expensive stuff. Although (...) (24 years ago, 11-Sep-00, to lugnet.robotics.rcx.nqc)
 
  Re: newbie questions...
 
(...) Ok, so the 'if ( ActiveEvents(10) & EVENT_MASK(0) )' is the correct syntax to check if event 0 was triggered ? (...) Or a function that returns the current task number ? Thanks for your advices and keep up the good work ! Stelian. (24 years ago, 11-Sep-00, to lugnet.robotics.rcx.nqc)
 
  Re: newbie questions...
 
(...) Both versions should work ok. Personally I prefer something like the following code because its less code overall and the "modality" of the program is apparent from the listing. But its really a matter of personal style. #define TOUCH SENSOR_1 (...) (24 years ago, 9-Sep-00, to lugnet.robotics.rcx.nqc)
 
  Creating sight for RIS/No Vision Command
 
Hello Does anybody have any experience in adapting a small color video camera so that it will either send messages to the RCX via the IR port or connect to the RCX's sensor inputs ? I realize that at the very least I am going to have to create some (...) (24 years ago, 8-Sep-00, to lugnet.robotics.rcx.nqc)
 
  Anyone using P-brick script code yet?
 
If so, I have a question. Is there and/or functionality for if statements: if x and y if x or y I have tried the obvious AND, &&, & etc., but without luck. Huw (24 years ago, 8-Sep-00, to lugnet.robotics.rcx)
 
  Re: c++ classes
 
Hey, everybody. I'm going to try to patch and build this this weekend. (ADSL line goes in today, so it becomes suddenly more feasible to build and test with gcc 2.95.) However, if anyone else has already done that, and can test these (particularly (...) (24 years ago, 8-Sep-00, to lugnet.robotics.rcx.legos)
 
  Re: Using the rotation sensor as velocity sensor
 
Checked in to CVS. Thank you again, Jochen. By the way, for those of you who may want to check it out, I've disabled it by default in boot/config.h (as we probably should with rotation sensors) so you'll have to go in there and uncomment it (...) (24 years ago, 8-Sep-00, to lugnet.robotics.rcx.legos)


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