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Latest threads

  1. Mailing list issues

    The issue with the mailing list server that caused all mails to be bounced should be resolved. Sorry for the trouble. Jonas

    Jonas Maebe
    0
  2. Freetype fixes

    I finally uploaded an update to the Freetype package at my homepage (http://members.yline.com/~tom_at_work/index.html). It includes some fixes reported by M. Knapp…

    Thomas Schatzl
    0
  3. Broken code with PEEPHOLE & REGVAR

    I've been working with a fork of C-evo for a while now. Its been very stable for at least a year. However, recently a game locked up in a (wide) cpu loop. The broken…

    Peter, Florian Klämpfl, Sven Barth
    16
  4. Adding command line parameter to GUI application?

    I have created a Video Player application to be used in order to create the ffmpeg command to edit a video file according to cut points evaluated inside the program. I…

    Bo Berglund, Jean SUZINEAU, Luca Olivetti
    4
  5. Adding Javascript to Pascal

    I am working on a project that needs scripting and I've decided to make use of Fabrice Bellard's awesome QuickJS library. I am considering making it nice to use for the…

    Anthony Walter, Alexey T., Arne Hanssen
    10
  6. my painful way while triing to generate android R33.inc and .pas files

    I would like to share my painful results when I have tried to generate Android-R33.inc and pas header files by using javappjar. It even very probably caused my RAM chip…

    Mgr. Janusz Chmiel
    0
  7. Pascal sensitive diff tool?

    I'm wondering if there is any diff tool out there, that caters for Pascal syntax, so can filter out the noise from reformatting etc. I found difftastic. It has an option…

    Peter B, Arne Hanssen, DougC
    6
  8. backtrace from shared library?

    Is there any way to obtain a backtrace from exceptions thrown in a shared library? I've tried using DumpExceptionCallStack  …

    Peter B
    0
  9. Lazarus on the Register

    I don't know if it will win any new users but I wrote about it yesterday: https://www.theregister.com/2025/02/19/delphi_turns_30/ Liam Proven ~ Profile:…

    Liam Proven
    0
  10. sqldb, copy table between databases is painfully slow

    I need to copy a table between an mssql database and a postgresql one. I used a query to obtain the data, a datasource ponting to it and another query using the…

    Luca Olivetti, Michael Van Canneyt
    2
  11. gmp

    What else do I need to add to the compile line to use the gmp unit? I added gmp to the use line and it throws an error in compilation: ld: warning: -multiply_defined is…

    Unknown author, Michael Van Canneyt
    3
  12. kind plea addressed to MR Jonas Maebe related to javapp.jar

        You are very probably belonging among elite Pascal developers, who has created The Android .pas and .inc rtl header files by using javapp.jar. I have big…

    Mgr. Janusz Chmiel
    0
  13. rtl-generics

    Was trying to decipher why rtl-generics does not show anywhere in the documentation, either rtl nor packages. Tried running fpdoc to see if I can get an idea but, fpdoc…

    Unknown author, Guillermo Martínez Jiménez, Mattias Gaertner
    2
  14. I need to have launcher intent compatible with Android 14

    Please, how to redesign The following piece of androidmanifest.xml so The resulting intent will be acceptable for Android 14 core? It refuse to accept This intent so app…

    Mgr. Janusz Chmiel, Wayne Sherman
    1
  15. i am finding someone who will learn me to generate fpcjvm compatible Android-34 Api header files

    I believe, that there are several people, who have been able to generate The reliable Android-r15.inc and .pas files. I have followed The following article how to…

    Mgr. Janusz Chmiel
    0
  16. fcl-stl docs and examples

    Is there a reason that the fpc installation does not include the fcl-stl examples and docs in the share/doc directory? I had to download the fpc source to find them (in…

    Unknown author, Michael Van Canneyt
    2
  17. Question about tprocess from fpc

    I recently tried to execute a sed command from Lazarus, but didn't receive any output. But when I imbedded the sed command in a script and then executed the script from…

    Terry A. Haimann, Marco van de Voort, n7800
    2
  18. Compile errors

    I have recently got back into working with Free Pascal. I ran across a CRT replacement called NCRT and OCRT and am getting compile errors which I can't track down. Are…

    Frank McCormick, Christo Crause, Michael Van Canneyt
    10
  19. Inlined functions from compiled units

    Is the compiler actually able to inline functions which are used from a unit? When a unit is used it’s compiled to a .o file and linked so the compiler doesn’t have…

    Hairy Pixels, Marco van de Voort, Sven Barth
    6
  20. What to do to get new users

    At the Lazarus Congress in Cologne in October 2024, it ended up being very interesting. An important question came up. Why are no new users coming to Lazarus/Freepascal?…

    Rainer Stratmann, Alexey T., Arne Hanssen
    249
  21. Lazarus Bugfix Release 3.8

    The Lazarus team is glad to announce the release of Lazarus 3.8. This is a bugfix release and was built with FPC 3.2.2. Here is the list of changes for Lazarus and Free…

    Mattias Gaertner
    0
  22. Sockets programming in Linux

    I’ve Googled my butt off looking for fpc/pascal examples /tutorials on writing a simple tcp client and server. NO JOY! Anybody got any ideas? TIA — Duke Sent from my…

    Duke Normandin, Dennis, Hairy Pixels
    5
  23. How to use the fpc sources installing Lazarus on MacOs

    first of all I did not sign up on the mailing list so far. I am on the latest version 15.2 of MacOS with a M1 Silicon Mac Book Pro . While trying to install all required…

    Rainer Barth
    0
  24. Set limitations

    I was curious, is there any practical limit on the size of a set (32 bits and 256 values) and why they couldn’t be 64 bit or any other arbitrary size? The floor seems…

    Hairy Pixels, Alexey T., Martin Frb
    6
  25. InterlockedExchangeAdd64

    I have an arm64 (aarch64) test program on MacOS that calls InterlockedExchangeAdd64 with a target variable that is not 8-byte aligned. Running the test program emits…

    Adriaan van Os, Jonas Maebe, Sven Barth
    5
  26. How to read the 'a_quick_guide_to_fpgui.ipf'

    I have googled for a reader for this format but can't find one. I found a web page claiming to read this format but it didn't work. Am I misunderstanding something? The…

    M B, Andrew Haines, Peter B
    4
  27. Lazarus Release Candidate 2 of 4.0

    The Lazarus team is glad to announce the second release candidate of Lazarus 4.0. This release was built with FPC 3.2.2. Here is the list of changes for Lazarus and Free…

    Mattias Gaertner
    0
  28. TRegExpr in FPC 3.2.4 is still old

    branch 'release_3_2_4' has too old regexpr.pas: https://gitlab.com/freepascal.org/fpc/source/-/blob/release_3_2_4-branch/packages/regexpr/src/regexpr.pas REVersionMajor…

    Alexey T.
    0
  29. External library name

    I see this pattern in C translated header often but I’ve honestly never understood it entirely. Why does this “cDllName" need to be added to every single function…

    Hairy Pixels, Adriaan van Os, Jonas Maebe
    9
  30. Trying to compile fpGUI on Win 11

    I run build.bat in /src and get this error messages: " λ build.bat Creating missing directory ..\lib\x86_64-win64 Compiling GDI CoreLib Free Pascal Compiler version…

    M B, James Richters
    1

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