Hi all,
I never playing around with variant using FPC before, until last night. :D
Currently I'm using FPC 2.0.0 (downloaded from SF) on Pentium III with WinXP SP
2.
I found a strange behavior of string in FPC variant array. Unfortunately, I
hardly can find good enough informations about varia
.
-Bee-
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- Original Message -
From: "Bisma Jayadi" <[EMAIL PROTECTED]>
To:
Sent: Thursday, 26 May 2005 10:27
Subject: [fpc-pascal] string in variant array is cropped?
> Hi all,
>
> I never playing around with
It's a great news to know FPC and Lazarus getting more and more popular and
starting to be counted in serious software development. I'm really glad to hear
and see this. :)
I got few suggestions, especially to target more Delphi developers.
1. Maybe it'll better for public and new users to kno
Dear all,
I'm currently trying to convert a Delphi database application which access an
IBM DB2 database server through dbExpress component, onto Lazarus (FPC). I think
the TxxxConnection database connection components have similar concept with
dbExpress technology.
But, the problem is I can
Hi all...
I'm currently developing a Lazarus application which need to read an XML file.
In order to do such a task, FPC has provided DOM unit (dom.pp). But, it seems
that dom.pp is unable to read XML element's (text) value. It succesfully read
element's name (through NodeName property) and at
ld be very helpful.
Here's the complete XML file I was trying to read...
2005.01.20 12:26:58
2005.01.20 12:26:58
Operator bank
Bisma Jayadi
simba
FB0woDvKVE4AFQW29a9E
UPPTI.1
Komputer Bisma
It was an XML-RPC
ML (DOM) component
and a FPC DOM unit. I used to be a Delphi programmer, trying to migrate to be a
Lazarus/FPC programmer. :)
Here's the problem, using the XML I used.
2005.01.20 12:26:58
2005.01.20 12:26:58
Operator bank
Bisma Jayadi
Can you improve the already existing article about XML on Lazarus documentation?
I'll give it a try. Does it need some kind of approval from the wiki admin to
submit an article?
This way others witch try to use XML DOM on Free Pascal will benefit
from your experience =P
Yup... don't let ot
Note the spelling:
!=
No, that's not it. It's just some mistypo errors when I paste the XML to the
email. But, I'm sure the actual XML is correct. :)
The problem has been solved anyway. :)
-Bee-
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Hi all...
Reading Linux community media (mostly lists and forums), I've seen that Pascal
language is still considered as non-serious and toyish programming language. No
wonder if Linux people hardly know about Pascal. Though they're already knew
about it, the ignore it. Besides, Pascal they kn
I have a small domino card game. It was developed on Delphi (7) using my
TDominoCard component
(http://www.torry.net/quicksearchd.php?String=domino&Title=Yes). I plan to
convert it to Lazarus. But, I don't know how to convert the TDominoCard
component since Lazarus does not support .res file, w
Dear all,
Is there possible to convert Delphi code of FreeReport and tiOPF to FPC/Lazarus?
Or are there any attempts done? Any hints will be appreciated. TIA.
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A very excellent news indeed! :D I'm very exciting to know that tiOPF has been
run and compiled using FPC. I'll take a look at it soon. I think this also would
be nice if mention on FPC/Lazarus wiki (contribution section?).
Thank you for the great work. I believe the FPC community will really a
http://delphi.org/
Very nice attempts, but -IMO- they're just wasting their time. :p
Why don't they switch to and support FPC/Lazarus instead of doing that? :p
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> http://delphi.org/
Sorry... stupid mistypo. :P It should be:
http://opendelphi.org/
:D
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Bisma Jayadi wrote:
Very nice attempts, but -IMO- they're just wasting their time. :p
Why don't they switch to and support FPC/La
Delphi 2006 for Win32 also incorperates a lot of the innovations nade in
Delphi.Net.
.Net? Though I had suggested FPC to also implement some new Delphi language
features which I think very usefull, but I agree with FPC core team that we
don't need to support .Net yet.
IMO, .Net is just a bus
Hi all...
I found TjanSQL from http://jansfreeware.com. It's a small-text-based custom
database component with SQL ability. The database itself is a comma separated
value (csv) text file. I think this component is better than the TSDFDataSet
(separated data file) or TFDFData (fixed data format
If you are referring to the posstr functions, try replacing them with
the PosEx() function in strutils.
Finally, I succeed to compile TjanSQL class on Lazarus 0.9.13 (FPC 2.1.1
2006/03/10). These are what I did:
- I've changed the PosStr() and PosText() functions in janSQLStrings unit with
the
Turn on delphi mode for the package and/or add {$mode delphi} everywhere.
(big chance that you have to change the @'s back).
I just did this, turn on Delphi mode on every single unit. To make sure the
class is compiled correctly, though I'd change them later to FPC_OBJFPC mode for
better and c
FEParser.onGetVariable:=getvariable();
Not work. The same error message. :(
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> Can you give the whole error message ?
FEParser.onGetVariable:=getvariable;
C:\Trash\janSQL\components\janSQL.pas(462,40) Error: Incompatible type for arg
no. 1: Got "TjanSQL.getvariable(TObject,const AnsiString,var Variant,var
Boolean)", expected "ShortString,var Variant,var Boolean) of obj
You forgot the {$H+} in jansql: the strings are different.
Stupid me! :D I missed the '$' in janSQL unit! :p
I wrote {H+} instead of {$H+}. Never thought that kind of mistake. I've search
hints from FPC docs for hours for more "intellegent" mistake. :D
Problem solved! janSQL and the demo app
This is not true. FPC can usually use inline assembler written for delphi when
{$mode delphi} and {$asmmode intel} is used.
It probably is, though when I use these modes, FPC failed to compile TjanSQL
class. I couldn't fix it ('cause I ain't an assembler expert). And I also don't
want it's sol
That's a good point ;) But at least for linux/i386 it should be enough.
Since I knew FPC and the good feeling of knowing that my applications are able
to run on more than 9 platforms, I prefer my applications at least can be run on
3 platforms, they are: win32-i386, linux-i386 (all distros), a
This is really amazing! Morfik is using FPC compiler to be able to target
multiplatform! Have Morfik people contact FPC team about this? How can FPC
didn't place any announcement about this?
I'm getting more and more proud of FPC. This proves the maturity of FPC
compiler. Congratulations to th
Because we don't know about it. I've been keeping an eye on Morfik since
quite some time, but I didn't know they use FPC. How did you find out ?
If you create new project on Morfik Pascal, then select Tools | Options from
main menu and in Option dialog box select Compiler tab. Then see items wi
I installed morfik, but it doesn't work. It conflicts with my existing
Firebird installation. Not a good start :-)
It's easy to fix. You just need to change your Firebird listening port, because
Morfik's Firebird setting seems unchangeable (fixed), CMIIW. I've tried it
running on par with my F
The problem is not only the port. It's that the gds32.ll in windows\system32
is the wrong version. The morfik executable checks the exact version number,
it seems. If it detects a different version, it stops.
Correct. Morfik uses the latest Firebird client library, FB v.2.0 Beta 1. I
found no
Because we don't know about it. I've been keeping an eye on Morfik since
quite some time, but I didn't know they use FPC. How did you find out ?
Content of "Release_Notes_0_8_6_5.txt" :
Release notes for Morfik App
Unfortunately, I had to remove the morfik from my PC. Too much
conflicts with the existing firebird, and both the IDE and
generated forms look totally wrong on my PC. And I do mean
totally: everything is scaled wrong...
It sounds strange to me. :( I've just install this newer version without any
People following the svn changes recently might have noticed that a lot of
changes regarding win64 happened. So we're proud to announce the first
x86_64-win64 snapshot which is also probably the first available OSS compiler
for win64.
Is there any publication page about this, on the wiki or fpc
That's the point why I want to include compiler support: rol/ror is very
important for several cryptographic algorithms.
Agree! Since these are very important and relatively commonly used, I think it'd
be better if they're implemented as new operators ("ror" and "rol") rather than
as functions
> Adding new operators is much more work and error prone than
Agree. I never made a compiler, and I hope I won't, nor interested. :D
I did make a simple SQL engine, though. AFAIK, adding a new operator, especially
when a "similar" operator has existed before, wouldn't be too difficult. But, I
a := b ror c;
x := y rol z;
It would wreck havoc with typing. What should the result be of "1 ror
1"? $80? $8000? $8000? $8000? $8000 on 32 bit and
$8000 on 64 bit cpus?
I believe the compiler knows the datatype and make an appropriate rotate action
based o
I agree with Michael. And I think the line is clearly drawn. The FPC (and
more importantly the language syntax itself) design goal, as I understand it,
is to be, as much as possible, platform and architecture independent and
I believe the bit rotation support can be made platform and architec
Hi all...
What is the best approach to execute external program from within our own
application, monitor the process, get the termination status, in multiplatform
way? Is there a ShellExecute-like function in FPC/RTL but works on all platforms?
Thank you in advance for any suggestions.
-Bee-
I've tried Lazarus in the past, and didn't have much success. And frankly it
seemed Linux Specific. I know there were developers porting it, but I never
saw a working Win32 Demo.
Hello Jason, I wonder... where have you been lately? :D Of course Lazarus
works great both on win32 and linux, and
http://blogs.borland.com/nickhodges/archive/2006/08/26/27022.aspx#FeedBack
What do you think? :)
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Hi all...
I've always been confused about this subject... flag or exception for error
handling? Can anyone share knowledges and ideas about when and where and why a
(pascal) developer should chose one over another?
TIA.
-Bee-
has Bee.ography at:
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_
Depends on taste, and they have both advantages and disadvantages.
I've been googling for this subject, but so far I can't find any satisfying
explanation about the advantages and disadvantages of each mechanism or a
comprehensive comparison between the two.
Any URL for this? TIA.
-Bee-
ha
Any thoughts on this?
Currently I'm working on a generic diagram framework using Lazarus. I hope I
can contribute it to Lazarus project. My first aim is to provide UML diagram
for pascal code (just like ModelMaker in Delphi), hopefully can be integrated
directly within Lazarus.
But, because
Current text:
There is nothing practical known yet about how portable an average .NET
code will be. Little experiments with hello world level code mean
nothing, that kind of code works with plain C too.
Proposed text:
There is nothing practical known yet about how portable an average .NET
cod
Mmm... shiny.
Maybe you should try Lazarus as well, a GUI-RAD based on Free Pascal (FPC).
http://www.lazarus.freepascal.org/
If you're familiar with Delphi, you might thought Lazarus is a Delphi-like IDE
for FPC. Lazarus is alot shinier than FPC's default text-mode IDE. ;)
-Bee-
has Bee.og
http://kerneltrap.org/node/7434
Quoted:
Linus concluded, "the C language has scoping rules for a reason. *If I wanted a
language that didn't allow me to do anything wrong, I'd be using Pascal.* As it
is, it turns out that things that 'look' wrong on a local level are often not
wrong after all.
Alas, he doesn't. Linus Torvalds stronly disapproves of Pascal and this
statement should be viewed in that context: he wants a language that does
allow him to do anything wrong.
Yeah, I understand. But as he mention this sentence...
"If I wanted a language that didn't allow me to do anything w
* The statement is wrong, pascal allows you to do wrong things. You
just need to use some typecasts (specially to pointer).
We can do wrong things almost on anything. It's just the matter of (1) how we
use it [properly] and (2) how it prevents misuse of itself. In this discussion,
the point (1
And that's the power of this promoting material. A big pascal hater
prefers pascal to do things right! :D
What do you think about the wording I used in my blog:
http://beeography.wordpress.com/2006/12/02/this-is-the-smart-guy/
How does it affect C programmers who read that? :D
-Bee-
has Bee.o
Original Message
Subject: [PSP-DEVEL] help me solve read/ln feature of webtext
Date: Mon, 15 Jan 2007 18:30:12 +0700
From: Bisma Jayadi <[EMAIL PROTECTED]>
Reply-To: [EMAIL PROTECTED]
Organization: UPPTI Unibraw
To: Milis PSP <[EMAIL PROTECTED]>
Hi all,
I'm
Hi all,
Is there somebody working on OpenDBX port to pascal? What do you think about
this library? How about the comparison with Zeos and sqlDB? TIA.
-Bee-
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Absolutly NO, but my problem is to have a reliable compiler to work
properly, not to run after strange problems.
It's completely non sense to blame your compiler before do some deep
investigations upon your problem. Many people have used FPC to build dynamic
libraries without problems and work
Hi all,
I have a console FPC application which uses sqlDB to connect to Firebird 2,
using TIBConnection, TSQLTransaction, and TSQLQuery. The application run very
well on win32 (XP SP2 and FB2). Then I try to compile it on Linux (i386 FC4 and
FB2), but the application failed to start with the f
Run your application under 'strace' and send me the output, please.
(Zip, please, because it can be rather big)
Done. Please check your email. I've made the program to the most simplest shape
just to produce the error, so it isn't too big and hopefully easier to analyze.
For the help, I thank
The fact that it still reports it as 'not loaded', I conclude that the
dlopen operation failed. Why this would be so I cannot say.
Could give me some examples what things that might cause dlopen operation fail?
Have you (or somebody else) tried to use sqlDB to connect to FB 2.0? Because I
neve
The fact that it still reports it as 'not loaded', I conclude that the
dlopen operation failed. Why this would be so I cannot say.
Seems like some version incompatibility, because it again tries to load libm
etc, when it has already loaded it.
I use FB 1.5.4 and it works very well. So, I'm almos
The fact that it still reports it as 'not loaded', I conclude that the
dlopen operation failed. Why this would be so I cannot say.
Has found any hints about this, Michael? I'm sorry, but I had to give up on this
because there are many other parts of the project which are also need to be
writte
If you where planning on writing a new online inventory system with a
Firebird DB as backend. Yes that is what I'm about to do... What
would be the best choice of language?
Of course, Pascal! :)
For one I don't know PHP, but was told it is really easy to learn. I
know Object Pascal / Delphi v
Sorry if this sounds stupid, but what is the difference? Memory
usage, threading, etc? I've only ever setup websites with Apache
and written basic CGI apps.
Is there a speed difference between CGI and PHP?
Memory usage? Session information?
For informations, comparison, and benchmark, visit
ht
Is the 'graph' unit a candidate for this (I remember it to be easily
used from my Turbo Pascal days), or is there a better alternative?
If you're considering compatibility with other pascal compilers (TP/BP, FPC,
Delphi) then the graph unit is the best alternative since it's also available on
Speed is not important. Does it work with X11?
AFAIK, no. CMIIW. On Linux, it requires svgalib and root access.
For more info about svgalib, please visit
http://www.svgalib.org/jay/beginners_guide/beginners_guide.html
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The main problem with the graph unit is that basically no one is
maintaining it currently. The poor performance is coupled to that, since
a plugin for it which bases it on sdl or any other framework could be
written.
I think it's becaused not too much people need (direct) graphical console
no
Now Pascal has its defficiencies in web programming too. CGI programming
tends not to be very scalable, allthough it compensates by raw
performance. The trouble is when databases come in, connection pooling is
almost impossible to achieve with CGI.
I'm not quite agree with this. CGI programmin
Hi all,
After the awesome advanced image editor, Pixel at http://www.kanzelsberger.com.
Now, FPC is officially used as backend compiler for another great product,
Morfik at http://www.morfik.com. Congratulations! :)
PS. Morfik's logo for FPC is nice. ;)
-Bee-
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After the awesome advanced image editor, Pixel at
http://www.kanzelsberger.com. Now, FPC is officially used as backend compiler
for another great product, Morfik at http://www.morfik.com. Congratulations!
We know about it. We cooperate with Morfik :-)
I knew about it too as I'm a member of Mor
1) On the home page, the Flash takes precedence over the drop-down
menues, so only the first 2-3 items are visible.
I use FF 1.5.0.11, all menues are fine.
2) On the download page, the size of the page doesn't adapt to the
contents, so at least three of the text boxes show incomplete informati
That should be logically the next step for me:
porting the Morfik IDE to Lazarus :-)
I even proposed a more "radical" solution for the next step:
porting the Morfik IDE to a Morfik (web) app. ;)
Yes, I know it sounds very hard to do but I believe it's very possible as
browser technology is get
You'd need a gigabit connection for that. There are far too many actions.
Code completion for instance would take forever.
I don't think so. I've seen an ajax application that performs a similar
operation to code completion on the web (I use ADSL connection) and it performs
very well. Though i
Writing device driver for windows using Delphi is almost impossible since Delphi
can't produce .sys files. Is it the same case for FPC? Can FPC produce .sys file
and write device drivers for any OSes (not just windows)? TIA.
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Well. FPC can be used to write an operating system, so writing a device
driver is in theory possible.
Is there any tutorials or wikis or how-tos out there that describe how to write
a device driver using FPC? At least for windows platform. TIA.
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What kind of windows driver? First choose that. There are lot´s and
lot´s of types of windows drivers.
Device driver for a custom hardware connected through USB port.
I´ve already seen a framework to write VXD drivers using Delphi, but
that will be of no use if you don´t want a VxD but another
This is the first step in making our web utilitites easier to use for
Mac/Windows users who want to
compile Linux/BSD web programs on their server without any telnet/ssh/shell
access.
I'm dreaming of a web based pascal editor with syntax highlight. ;) But, I'm a
no expert of JavaScript (and A
http://shootout.alioth.debian.org/gp4/benchmark.php?test=all&lang=all&xfullcpu=1&xmem=1&xloc=0&binarytrees=1&chameneos=1&message=1&fannkuch=1&fasta=1&knucleotide=1&mandelbrot=1&meteor=0&nbody=1&nsieve=1&nsievebits=1&partialsums=1&pidigits=1&recursive=1®exdna=0&revcomp=1&spectralnorm=1&hello=1&sumc
No C programs have been submitted recently. It is probably the new
broken scoring system.
Is Shootout using new scoring system? How did you know that?
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favourite compiler/language, but largely irrelevant as far as comparing
different compilers is concerned (and even more so as far as comparing
different programming languages is concerned).
Of course it's very relevant since they are all using same algorithms (please
read http://shootout.aliot
Hi all,
I saw the latest beta release of Morfik has using Indy10. Since Morfik is using
FPC for the backend compiler, does this mean that every Indy10 component is
already in stable state for FPC? I ask this because the information at FPC wiki
(http://wiki.lazarus.freepascal.org/index.php/Indy
Hi all,
FPC uses 2 keywords for generics: "generic" for generic definition block, and
"specialize" for generic type implementation. I think the "generic" keyword is
quite redundant, useless, and too verbose since generics already use pair of <>
to define a generics type. Generics definition sh
type
TRegularIntegerArray: array[0..100] of integer;
TGenericArray: array[0..100] of T;
var
IntegerArrayFromGeneric = specialize TGenericArray;
Yes, I know, the ':' and '=' usage is wrong, it's a mistypo. :-D
Anyway, using my suggested generic syntax(es), it's allowed to specialize a
ge
I think it is useful, because it allows future language extensions to
also use the <> syntax without conflicting with generics (e.g., the
Objective Pascal draft syntax also makes use of angle brackets for a
couple of things).
Then my second syntax proposal might overcome possible conflict with
Thanks for the code. What example were you trying to compile? Didn't you
create a package file for the component? Just give me a startingpoint
No, I didn't do that far (create a package). Just to make sure first the
component will be compiled by FPC 2.0.4. Sorry, I forgot to give you the
exam
In that case, did you adapt the libgsf-1.so library name, or specify the directory
where it can be found ?
I'd had installed the required libs as mentioned in the source files and also
the related libs as well. I believe I had specified the path too. But, maybe I
have to make sure this again.
If you are referring to the treetron component,
http://treetron.googlepages.com/
No, it's not.
then you misunderstand it's design.
I know.
It's not going to work, since at the core of it is a binary library which uses
the TMS component. Presumably FPC does not find the library, hence the l
I'm now trying to compile FlexCel v.2.5.3 (latest open source version
before it's bought by TMS) using FPC v.2.0.4 on Linux (Kubuntu 6.10
Feitsy). After adding IFDEFs here and there, finally FPC is able to
compile it. But, I don't know why FPC fails to linking program (to
executable) that uses
Hi all,
I'm now trying to compile FlexCel v.2.5.3 (latest open source version before
it's bought by TMS) using FPC v.2.0.4 on Linux (Kubuntu 6.10 Feitsy). After
adding IFDEFs here and there, finally FPC is able to compile it. But, I don't
know why FPC fails to linking program (to executable) t
I'm now trying to compile FlexCel v.2.5.3 (latest open source version
before it's bought by TMS) using FPC v.2.0.4 on Linux (Kubuntu 6.10
Feitsy). After adding IFDEFs here and there, finally FPC is able to
compile it. But, I don't know why FPC fails to linking program (to
executable) that uses
So I believe that if we will change the name, it might help.
This kind of topic had been arised a few times. Basically I agree with this
idea if it means we should change the name of the compiler, not the name of
the language itself.
We just can't change the language name, just like what Jon
But do not expect us to change our motivation.
This is one of many reasons why I trust FPC over Delphi (Borland/CodeGear):
the great and noble motivation of the core developers. I do respect such
motivation. Not many developers are able to survive with such motivation. In
many cases, such mot
This project is with a company that just spent 4+ million USD on a
Java solution (client and server side) to replace all their old Pascal
code, then, their clients told them they didn't like the Java solution,
that they wanted to keep using the Pascal stuff!
Isn't Java also free? :-P
Oh, and
Can we have fpc's doc in chm format? It's easier to navigate and search
compare to other formats. :)
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The reference material: If you complete the chm backend of fpdoc, yes.
The manuals: definitely out.
Actually, the HTML is all fine. I just don't like to always back and forth
between TOC and the content due its single page nature. It'd be better if
the layout is change to 2 page/frame. Left fr
I once made a chm from the html files, but the index generated by the
help compiler was horrible.
Agree. However, I was finally able to finish this job last night. It took me
about 6 hours to re-arrange the index files, manually. For everyone who is
interested, fpc docs in chm format can be do
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