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Diffstat (limited to 'docs/Readme_OS2.txt')
| -rw-r--r-- | docs/Readme_OS2.txt | 66 |
1 files changed, 29 insertions, 37 deletions
diff --git a/docs/Readme_OS2.txt b/docs/Readme_OS2.txt index 7a370385c..d5641f9e4 100644 --- a/docs/Readme_OS2.txt +++ b/docs/Readme_OS2.txt @@ -67,16 +67,25 @@ BUILDING THE OS/2 VERSION Compiler -------- -Open Watcom 1.3 was used to build OpenTTD (earlier versions will -NOT work). See http://www.openwatcom.org/ to download it. It may -also be possible to build OpenTTD with GCC: I attempted this -before using Open Watcom, but found the tools available for OS/2 -at the time to be a bit more tricky to get working. +Innotek GCC, an OS/2 port of the popular GCC compiler, was used to build OpenTTD. +See www.innotek.de for more information. You WILL need a reasonably UNIX-like +build environment in order to build OpenTTD successfully - the following link +may help to set one up (although some of the links from that page are broken): -Due to complexities in my set-up, I actually used the Win32 version -of Open Watcom to initially compile OpenTTD for OS/2. There should -be no reason of course why the OS/2 version cannot be used, and I -have subsequently built OpenTTD successfully this way. + http://www.mozilla.org/ports/os2/gccsetup.html + +To build, you should, if your environment is set up well enough, be able to just +type `./configure' (or `sh configure' if you're using the OS/2 shell) and `make'. + +A note on Open Watcom +--------------------- + +Open Watcom C/C++ was previously used to build OpenTTD (version 0.4.x and earlier). +However, due to advanced C++ features used in the YAPF portion of OpenTTD 0.5 +in particular, the compiler is no longer able to build the game at the moment. +Hopefully one day Open Watcom will be able to catch up and we will be able to build +the game once again (it's easier than getting an OS/2 UNIX-like environment set up +in my opinion!), but until then, OpenTTD 0.5 and later can only be built with GCC. Libraries Required ------------------ @@ -87,41 +96,22 @@ to an IDE project file and built a library. Do not use the makefiles provided, they are not designed for Watcom (apart from SDL): - zlib - http://www.zlib.org/ - contains a makefile for OS/2, but is out - of date and uses EMX, ignore this + http://www.zlib.org/ - libpng - http://www.libpng.org/ - contains an EMX/gcc makefile, ignore this + http://www.libpng.org/ - SDL for OS/2 ftp://ftp.netlabs.org/pub/sdl/sdl-1.2.7-src-20051222.zip used for 0.4.7 -If you do not wish to build the libraries yourself, pre-built versions -can be downloaded from the Files section at -http://sourceforge.net/projects/openttd/ - see "os2-useful-v1.1.zip". - -A Note About Subversion Revision Numbers ----------------------------------------- +- Freetype + http://freetype.sourceforge.net/ -The project file uses a bit of a hack to find out the SVN revision number and -create an appropriate rev.c file. You'll need the SVN tools in your path -(specifically, "svnversion"). If "svnversion" can't be found, a generic rev.c -with the revision set to "norev000" will be created. To specifically force a -version number, set the environment variable "RELEASE" to the number (eg, "0.3.6") --before- starting the Open Watcom IDE (which must be launched from the same shell -session). Also, beware, as you WILL cause incompatibilities if you try to -play a multiplayer game with a different version. - -Compiling ---------- - -To compile, open the os/os2/openttd.wpj file in the IDE and first build -the strgen.exe target. This will build the .lng file generator, and will -also attempt to build all the language files (plus the table\strings.h -file which is required for openttd.exe to be built). Once strgen.exe and -the language files are built successfully, you can build the openttd.exe -target. +Currently, there are no pre-built libraries available for GCC. If you manage to get +OpenTTD working on Watcom though (do let us know if this is the case!), pre-built +versions can be downloaded from the Files section at +http://sourceforge.net/projects/openttd/ - see "os2-useful-v1.1.zip". Contact Information ------------------- @@ -130,4 +120,6 @@ If you have any questions regarding OS/2 issues, please contact me (owen@owenrudge.net) and I'll try to help you out. For general OpenTTD issues, see the Contacting section of readme.txt. -- Owen Rudge +Thanks to Paul Smedley for his help with getting OpenTTD to compile under GCC on OS/2. + +- Owen Rudge, 8th January 2007 |