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-rw-r--r--chapter02/commands.xml43
1 files changed, 32 insertions, 11 deletions
diff --git a/chapter02/commands.xml b/chapter02/commands.xml
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<para>
LFS Commands is a tarball containing files which list the installation
-commands for the packages installed in this book. These files can be
-used to dump to a shell and install the packages, though some files
-need to be modified (for example, when the kbd package is
-installed, you needed to select the keyboard layout file, becaue it can't
-reliably be guessed).
+commands for the packages installed in this book.
</para>
<para>
-These files can also be used to quickly find out which commands have been
-changed between the different LFS versions as well. Download the
-lfs-commands tarball for this book version and the previous book version
-and run a diff on the files. That way it is possible to see which packages
-have updated installation instructions, so any scripts you may have can
-be modified, or you can reinstall a package if you think that
+These files can also be used to quickly find out which commands have
+been changed between the different LFS versions as well. Download the
+lfs-commands tarball for this book version and the previous book
+version and run a diff on the files. That way it is possible to see which
+packages have updated installation instructions, so any scripts you may
+have can be modified, or you can reinstall a package if you think that
necessary.
</para>
<para>
+A side effect is that these files can be used to dump to a shell and
+install the packages, though some files need to be modified (for
+example, when the kbd package is installed, you needed to select the
+keyboard layout file, becaue it can't reliably be guessed). Keep in
+mind, please, that these files are not checked for correctness,
+integrity and so forth. There may be bugs in the files (since they are
+manually created, typo's are often inevitable) so do check them and
+don't blindly trust them.
+</para>
+
+<para>
+If you decide to use these files for scripting purposes, then don't
+place the files inside the directory of a package. For example, don't
+put the autoconf file from the lfs-commands package into the autoconf
+directory. The files may interfere with the actual package files, which
+may contain a file with the same name. Autoconf is one
+example of this: if an autoconf file is present in the autoconf
+directory, the configure script won't create a new autoconf file. You
+will end up with /usr/bin/autoconf containing autoconf's installation
+instructions, rather than the real autoconf perl script. There may be
+other packages that behave in similar ways, so just keep the
+lfs-commands files outside the package directory.
+</para>
+
+<para>
The lfscommands can be downloaded from <ulink
url="http://packages.linuxfromscratch.org/lfs-commands/">
http://packages.linuxfromscratch.org/lfs-commands/</ulink> or <ulink