Author Topic: At your service  (Read 6174 times)

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ehitam

  • Guest
At your service
« on: July 19, 2014, 08:03:13 PM »
Hello, probably first time I did serious tests of O2, it is really an amazing project, sad it don't have got as much attention as FreeBASIC.
You had been talking about C emitter and one of the main problems like how to implement dynamic strings, etc.
I used to focus on creating commercial BASIC compiler but later dropped the project as I lost the interested and moved to game development world instead. But I have a lot of good old code which can be modified to be used with O2.

To make the long story short, I can implement all the commands (obviously except the constructs like if/then/else, while/wend) and functions. Implement a dynamic string and then this can be merged with O2.

I have two questions:
1. Why not C++ instead of C?
2. Is there a list of all commands/functions like this- http://www.freebasic.net/wiki/wikka.php?wakka=CatPgFunctIndex

A list of command can really bring down the development time and make the development more organized (at least for C emitter).

-Regards,
Harsh Bhati

JRS

  • Guest
Re: At your service
« Reply #1 on: July 19, 2014, 10:48:35 PM »
Armando I. Rivera (AIR) created a version of the C BASIC effort in C++ which he calls JADE.

Quote
(Jade’s A Developing Experiment)

JADE is a set of include files with Macros and Functions that seeks to provide a Basic-Like way of creating c++ code.

JADE Bitbucket project site

Charles Pegge

  • Guest
Re: At your service
« Reply #2 on: July 20, 2014, 08:24:18 AM »
Hi Harsh,

Many thanks for your offer, I would be interested to see your compiler code.

OxygenBasic has undergone quite a few change since we last discussed the C emitter. A full recode, probably in GCC C, is on the agenda, and then the C emitter should fall into place quite easily. To make Oxygen truly cross-platform, it will have to be independent of x86, as well as the MS-specifics

I'm not familiar with C++ but I think C keeps us closest to the virtual machine.

For a list of keywords, as they relate to the compiler, take a look at src/o2keyw.bas.

The manual is located here: inf/oxygen_help.chm

ehitam

  • Guest
Re: At your service
« Reply #3 on: July 26, 2014, 05:47:21 AM »
Hello Charles, thanks for a quick reply and sorry for my late one...
That was helpful information....
I am not a C++ Wizard myself, I just use the C part of C++ with some extra goodies like managed string and ability to add function to a struct.
I'll start work back on it from Monday. My current code base revolves around translation from VSHLC(Vyal Standard High Level Code) to C++. VSHLC is a high level unambiguous notation giving simpler translation from BASIC to it.

EDIT:
Today once again I confirm how bad is the C code generated by FB. I tried to compile FB under Scientific Linux 6.5 x86_64, the c emitter is broken on old GCC because it somehow need to define multiple structs of same name  :o Seriously, its C emission is far from good (not even hoping for perfection).

JRS

  • Guest
Re: At your service
« Reply #4 on: July 26, 2014, 06:07:31 AM »
To make it worse the C code it does generated is human unreadable.

Definition of kludge if you as me. Nothing like one more abortion as you're walking out the door.  :-\  After the author abandons the project it's left to a band of control freaks that have the manors of a snail.

@ehitam - Did you at AIR's JADE project?
« Last Edit: July 26, 2014, 06:16:11 AM by John »

Mike Lobanovsky

  • Guest
Re: At your service
« Reply #5 on: July 26, 2014, 06:53:04 AM »
...
Definition of kludge if you as me.
...
Did you at AIR's JADE project?
...

Errr, exactly what is it all supposed to mean in plain English?

JRS

  • Guest
Re: At your service
« Reply #6 on: July 26, 2014, 10:08:13 AM »
kludge = an ill-assorted collection of parts assembled to fulfill a particular purpose.

Quote
Did you at AIR's JADE project?

Did you look at AIR's JADE project?

Mike Lobanovsky

  • Guest
Re: At your service
« Reply #7 on: July 26, 2014, 11:01:09 AM »
Thanks John,

No mockery meant. In fact, I wondered about this one:

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... if you as me ...

I'm not only a programmer, I'm also a linguist though a deserter from that front, I must admit. :)

JRS

  • Guest
Re: At your service
« Reply #8 on: July 26, 2014, 11:12:53 AM »
I see the problem. I forgot to turn off my Aurel translator.  :o

Mike Lobanovsky

  • Guest
Re: At your service
« Reply #9 on: July 26, 2014, 11:25:02 AM »
I see. You're getting ready for your Polish tour.

Then I must also warn you that we don't have anything like definite/indefinite articles "the"/"a" here and our word order in a sentence is completely free. And as I noted before, some of us shake our heads to say "yes" and nod to say "no".

:D

JRS

  • Guest
Re: At your service
« Reply #10 on: July 26, 2014, 11:30:50 AM »
Quote
I noted before, some of us shake our heads to say "yes" and nod to say "no".

I'm already trained. My wife did the same thing.

Mike Lobanovsky

  • Guest
Re: At your service
« Reply #11 on: July 26, 2014, 12:01:54 PM »
My wife often confuses the words "yesterday" and "tomorrow" and my youngest son is bad at "left" and "right". I'm feeling myself a little dizzy when our family gathers together in the evening.

ehitam

  • Guest
Re: At your service
« Reply #12 on: July 27, 2014, 04:53:35 AM »
kludge = an ill-assorted collection of parts assembled to fulfill a particular purpose.

Quote
Did you at AIR's JADE project?

Did you look at AIR's JADE project?
Yes I checked it, still looking into it. It is very interesting, but I am yet to get into it fully.
I also looked into Oxygen's code base, looks much more refreshing than FreeBASIC's code base. 64 bit and C emitter is still in hackish state there. I compiled GCC 4.9.1 initially only to get FreeBASIC work after attempt to manually apply the 2010 patch to GCC which recognize double definition of struct legal, I would agree that now it is proving much more worthwhile even outside need in FBC.
The problem definitely remains and I don't know how much FBC's broken C emitter can be trusted for as demanding things as Games.

Charles Pegge

  • Guest
Re: At your service
« Reply #13 on: July 27, 2014, 06:33:38 AM »
I stuck to GCC 4.7.0 for both 32 and 64 bit for mingw compiling. I remember there was a breakage in one of the 4.8 builds for windows. It simply would not compile anything. As a newbie, I was shocked that this was possible in such a mainstream product.

Aurel

  • Guest
Re: At your service
« Reply #14 on: July 28, 2014, 05:31:13 AM »
yo banna  ;D
is bpl dead ?
or hami do his hypotetical-virtual sado-mazo-generic programming ?
yo  8)