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DOS: Update instructions in dos/INSTALL.txt.

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Lasse Collin 2020-03-11 19:36:07 +02:00
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dos/INSTALL.txt
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@ -6,52 +6,50 @@ Introduction
This document explains how to build XZ Utils for DOS using DJGPP. This document explains how to build XZ Utils for DOS using DJGPP.
The resulting binaries should run at least on various DOS versions The resulting binaries should run at least on various DOS versions
and under Windows 95/98/98SE/ME, although the Windows version of and under Windows 95/98/98SE/ME.
XZ Utils is recommended under Windows 95 and later.
This is currently experimental and has got very little testing. This is somewhat experimental and has got very little testing.
Note: Makefile and config.h are updated only now and then. This Note: Makefile and config.h are updated only now and then. This
means that especially if you checked out a development version, means that if you checked out a development version, building for
building for DOS probably won't work without updating Makefile DOS might not work without updating Makefile and config.h first.
and config.h first.
Getting and Installing DJGPP Getting and Installing DJGPP
You may use <http://www.delorie.com/djgpp/zip-picker.html> to help You may use <http://www.delorie.com/djgpp/zip-picker.html> to help
deciding what to download, but as of writing (2010-10-09) that may deciding what to download. If you are only interested in building
not be the most convenient way taking into account what components XZ Utils, the zip-picker may list files that you don't strictly
are actually required to build XZ Utils. However, using the need. However, using the zip-picker can still be worth it to get a
zip-picker can still be worth doing to get nice short summary of nice short summary of installation instructions (they can be found
installation instructions (they can be found from readme.1st too). from readme.1st too).
For a more manual method, first select a mirror from For a more manual method, first select a mirror from
<http://www.delorie.com/djgpp/getting.html>. You need <http://www.delorie.com/djgpp/getting.html> and go the
the following files: subdirectory named "current". You need the following files:
unzip32.exe (if you don't already have a LFN-capable unzipper) unzip32.exe (if you don't already have a LFN-capable unzipper)
beta/v2/djdev204.zip v2/djdev205.zip
v2gnu/bnu219b.zip v2gnu/bnu234b.zip
v2gnu/gcc444b.zip v2gnu/gcc920b.zip
v2gnu/mak3791b.zip v2gnu/mak43b.zip
v2misc/csdpmi7b.zip v2misc/csdpmi7b.zip
If newer versions are available, probably you should try them first. If newer versions are available, probably you should try them first.
Note that djdev203.zip is too old to build XZ Utils; you need at Note that versions older than djdev205.zip aren't supported. Also
least djdev204.zip. Also note that you want csdpmi7b.zip even if you note that you want csdpmi7b.zip even if you run under Windows or
run under Windows or DOSEMU, because the XZ Utils Makefile will embed DOSEMU because the XZ Utils Makefile will embed cwsdstub.exe to
cwsdstub.exe to the resulting binaries. the resulting xz.exe.
See the instructions in readme.1st found from djdev204.zip. Here's See the instructions in readme.1st found from djdev205.zip. Here's
a short summary, but you should still read readme.1st. a short summary, but you should still read readme.1st.
C:\> mkdir DJGPP C:\> mkdir DJGPP
C:\> cd DJGPP C:\> cd DJGPP
C:\DJGPP> c:\download\unzip32 c:\download\djdev204.zip C:\DJGPP> c:\download\unzip32 c:\download\djdev205.zip
C:\DJGPP> c:\download\unzip32 c:\download\bnu219b.zip C:\DJGPP> c:\download\unzip32 c:\download\bnu234b.zip
C:\DJGPP> c:\download\unzip32 c:\download\gcc444b.zip C:\DJGPP> c:\download\unzip32 c:\download\gcc920b.zip
C:\DJGPP> c:\download\unzip32 c:\download\mak3791b.zip C:\DJGPP> c:\download\unzip32 c:\download\mak43b.zip
C:\DJGPP> c:\download\unzip32 c:\download\csdpmi7b.zip C:\DJGPP> c:\download\unzip32 c:\download\csdpmi7b.zip
C:\DJGPP> set PATH=C:\DJGPP\BIN;%PATH% C:\DJGPP> set PATH=C:\DJGPP\BIN;%PATH%
@ -72,8 +70,9 @@ Building
Once you have built XZ Utils, the resulting binaries can be run Once you have built XZ Utils, the resulting binaries can be run
without long filename support. without long filename support.
Run "make" in this directory (the directory containing this README). Run "make" in this directory (the directory containing this
You should get xz.exe (and a bunch of temporary files). Other tools INSTALL.txt). You should get xz.exe (and a bunch of temporary files).
are not built. Having e.g. xzdec.exe doesn't save much space compared Other tools are not built. Having e.g. xzdec.exe doesn't save much
to xz.exe, because the DJGPP runtime makes the .exe quite big anyway. space compared to xz.exe because the DJGPP runtime makes the .exe
quite big anyway.