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operating_systems:freedos [2022/03/15 17:13]
nanodano 		operating_systems:freedos [2022/03/21 23:53] (current)
nanodano [Dealing with JemmEx out of memory error]
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 [[https://www.youtube.com/watch?v=Q72PYNwHrHw]] [[https://www.youtube.com/watch?v=Q72PYNwHrHw]]
  
-Edit ''C:\fdconfig.sys'' to choose different memory option in menu. Try setting the default menu item to the one that loads no drivers at all. That is the safest bet.+Edit ''C:\fdconfig.sys'' to choose different memory option in menu. Try setting the default menu item to the one that loads no drivers at all. For me, option 3, the HIMEM one worked.
  
-or try modifying the ''-X=TEST'' to ''-X=c900-dfff'' in the menu option.+Also refer to [[http://wiki.freedos.org/wiki/index.php/VirtualBox_-_Bugs:_JEMMEX]] which recommends making the following modification to the JemmEx option: 
 + 
 +<code> 
 +# Change from this 
 +1?DEVICE=C:\FDOS\BIN\JEMMEX.EXE NOEMS X=TEST I=TEST NOVME NOINVLPG 
 +# to this 
 +1?DEVICE=C:\FDOS\BIN\JEMMEX.EXE NOEMS X=TEST I=B000-B7FF I=C800-EFFF NOVME NOINVLPG 
 +</code>
  
 ==== Dealing with unable to read hard disk error ==== ==== Dealing with unable to read hard disk error ====
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 Built-in commands: Built-in commands:
  
 +  * ''path'' - Display executable paths
   * ''echo'' - Print text to terminal   * ''echo'' - Print text to terminal
   * ''cls'' - Clear the screen   * ''cls'' - Clear the screen
   * ''which'' - Find where an executable is located. E.g. ''which fdisk''   * ''which'' - Find where an executable is located. E.g. ''which fdisk''
   * ''vol'' - Disk volume information. E.g. ''vol d:''   * ''vol'' - Disk volume information. E.g. ''vol d:''
-  * ''mkdir'', ''cd''/''chdir'', ''del'', +  * ''mkdir''/''rmdir'', ''cd''/''chdir'', ''del'' ''rename'' 
 +  * ''for'', ''rem'', ''goto'', ''break'' - For loops and comments (mostly for batch scripting) 
 +  * ''pause'' - "Press any key to continue..." that will wait before continuing 
 +  * ''ver'' - Print version of Command.com (FreeCom) 
 +  * ''copy''/''del''
  
 There are also built-in features like: There are also built-in features like:
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 ===== Get software ===== ===== Get software =====
  
 +  * [[https://www.freedos.org/links/]]
 +  * [[https://www.freedos.org/software/]]
   * [[https://www.dosbox.com]]   * [[https://www.dosbox.com]]
   * [[https://archive.org/details/softwarelibrary_msdos]]   * [[https://archive.org/details/softwarelibrary_msdos]]
-  * [[https://www.freedos.org/software/]] 
   * [[http://dosprograms.info.tt/]]   * [[http://dosprograms.info.tt/]]
  
Line 252: Line 265:
 - Dialog - Dialog
 - sqlite - sqlite
 +- FDTUI (better than FDSHELL which runs at 100% cpu) - ''dosshell'' - terminal-based Windows system with mouse support
 +- IMGEDIT ''imgview'' and ''imgedit'' like Paint
 +- pmge ''pgm'' - a menu system for running programs
  
 ==== Installing manually in FreeDOS ==== ==== Installing manually in FreeDOS ====
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 Text Browser: Links C:\Links\links.exe Text Browser: Links C:\Links\links.exe
 GUI Browser: Dillo C:\DILLO\DILLO.exe GUI Browser: Dillo C:\DILLO\DILLO.exe
 +GUI Browser: Arachnae
 ===== Programming ===== ===== Programming =====
  
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 === Languages === === Languages ===
  
-- Lua: `C:\DEVEL\LUA\LUA.EXE` +  * Lua: ''C:\DEVEL\LUA\LUA.EXE'' 
-- Assembly: `fasm`, `jwasm`, `nasm` +  * Assembly: ''fasm'', ''jwasm'', ''nasm'' 
-- BASIC:  `FBC` (FreeBasic 32-bit compiler) +  * BASIC:  ''FBC'' (FreeBasic 32-bit compiler) 
-- C: `bcc` (Bruce's C compiler), `gcc` (djgpp C/C++ compiler), `ow` Open Watcom C/C++ Compiler +  * C: ''bcc'' (Bruce's C compiler), ''gcc'' (djgpp C/C++ compiler), ''ow'' Open Watcom C/C++ Compiler 
-- Pascal: `FPC`+  * Pascal: ''FPC''
  
-== NASM ==+== NASM hello world ==
  
-Similar to the Linux hello world program except `int 80h` won't work because that's a Linux interrupt. In DOS its `int 21`+Similar to the Linux hello world program except ''int 80h'' won't work because that's a Linux interrupt. In DOS its ''int 21'' 
 + 
 +== VGA programming == 
 + 
 +Screen 13! How to do it in assembly with interrupt, and how to do it in BASIC with SCREEN 13. Where is the VGA memory location. It's as easy as writing to the memory location.
  
 == Lua == == Lua ==
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 == BASIC == == BASIC ==
 +
 += BWBASIC =
 +
 +Bytewater must be run with a 32-bit protected mode DOS extender like ''dos32a''.
 +
 +<code>
 +dos32a bwbasic.exe
 +</code>
 +
 += FreeBASIC =
  
 https://www.youtube.com/watch?v=tIGokkohQho https://www.youtube.com/watch?v=tIGokkohQho
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 ``` ```
  
-== C ==+== C/C++ == 
 + 
 + 
 + 
 += OpenWatcom = 
 + 
 +  * There is ''conio.h'' for terminal (like ncurses) 
 +  * and ''graph.h'' for doing graphics 
 + 
 +<code> 
 +REM Without this env var, linker fails 
 +set WATCOM=C:\devel\watcomc 
 + 
 +REM wcc, wpp, wlink - compilers & linker 
 +REM wcl - compile and link in one 
 +wcl hello.cpp /IC:\devel\watcomc\h 
 + 
 +REM TO allow the omission of /I flag set INCLUDE 
 +set INCLUDE=C:\devel\watcomc\h 
 + 
 +REM Now you can simply compile & link with: 
 +wcl hello.cpp 
 +</code> 
 + 
 += DJGPP =
  
 Make sure DJGPP is installed from the FreeDOS CD-ROM using `fdimples`. Make sure DJGPP is installed from the FreeDOS CD-ROM using `fdimples`.
operating_systems/freedos.1647364434.txt.gz · Last modified: 2022/03/15 17:13 by nanodano

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