Tweaks to stripping.xml



git-svn-id: http://svn.linuxfromscratch.org/LFS/branches/cross2@11923 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
This commit is contained in:
Bruce Dubbs 2020-06-11 18:27:01 +00:00
parent 3b1b9de387
commit ea7ec72fba
7 changed files with 46 additions and 35 deletions

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@ -828,8 +828,8 @@
</seglistitem>
</segmentedlist>
<!-- Begin Gcc dependency info -->
<bridgehead renderas="sect2" id="gcc-dep">Gcc</bridgehead>
<!-- Begin GCC dependency info -->
<bridgehead renderas="sect2" id="gcc-dep">GCC</bridgehead>
<segmentedlist>
<segtitle>&dependencies;</segtitle>
@ -1948,7 +1948,7 @@
<segtitle>&dependencies;</segtitle>
<seglistitem>
<seg>Binutils, Coreutils, Gcc, and Python</seg>
<seg>Binutils, Coreutils, GCC, and Python</seg>
</seglistitem>
</segmentedlist>
@ -1983,7 +1983,7 @@
<segtitle>&dependencies;</segtitle>
<seglistitem>
<seg>Binutils, Coreutils, Gcc, Make, and Perl</seg>
<seg>Binutils, Coreutils, GCC, Make, and Perl</seg>
</seglistitem>
</segmentedlist>

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@ -28,7 +28,7 @@
the installation of the C++ standard library because no suitable compiler
was available to compile it. We could not use the compiler built in that
section because it is a native compiler and should not be used outside of
chroot and risk polluting the libraries with some host components.</para>
chroot and risks polluting the libraries with some host components.</para>
<segmentedlist>
<segtitle>&buildtime;</segtitle>

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@ -19,12 +19,12 @@
<para>
The following steps are performed from outside the chroot
environment. That means, you have to leave the chroot environment
first before continuing. The reason for that is to
first before continuing. The reason for that is to:
<itemizedlist>
<listitem>
<para>
make sure that objects are not in use while they gets
manipulated.
make sure that objects are not in use while they are
manipulated.
</para>
</listitem>
<listitem>
@ -44,10 +44,6 @@
systems:
</para>
<screen role="nodump"><userinput>exit
umount $LFS/dev{/pts,}
umount $LFS/{sys,proc,run}</userinput></screen>
<note>
<para>All of the following instructions are executed by
<systemitem class="username">root</systemitem>. Take extra
@ -63,12 +59,16 @@ umount $LFS/{sys,proc,run}</userinput></screen>
</para>
</note>
<screen role="nodump"><userinput>exit
umount $LFS/dev{/pts,}
umount $LFS/{sys,proc,run}</userinput></screen>
<sect2>
<title>Stripping</title>
<para>If the LFS partition is rather small, it is beneficial to
learn that unnecessary items can be removed. The executables and
libraries built so far contain about 94 MB of unneeded debugging
<para>If the LFS partition is rather small, it is good to
know that unnecessary items can be removed. The executables and
libraries built so far contain a little over 90 MB of unneeded debugging
symbols.</para>
<para>Strip off debugging symbols from binaries:</para>
@ -87,7 +87,7 @@ strip --strip-unneeded $LFS/tools/bin/*</userinput></screen>
ones would be destroyed and the toolchain packages would need to be
built all over again.</para>
<para>To save more space (about 37 MB), remove the documentation:</para>
<para>To save more space (slightly more than 35 MB), remove the documentation:</para>
<screen role="nodump"><userinput>rm -rf $LFS/usr/share/{info,man,doc}</userinput></screen>
@ -99,10 +99,10 @@ strip --strip-unneeded $LFS/tools/bin/*</userinput></screen>
<screen role="nodump"><userinput>find $LFS/usr/{lib,libexec} -name \*.la -delete</userinput></screen>
<para>At this point, you should have at least 5 GB of free space on the
chroot partition that can be used to build and install Glibc and Gcc in
chroot partition that can be used to build and install Glibc and GCC in
the next phase. If you can build and install Glibc, you can build and install
the rest too. You can check the free disk space with the command
<command>df -h $LFS/</command>.</para>
<command>df -h $LFS</command>.</para>
</sect2>
@ -129,13 +129,19 @@ strip --strip-unneeded $LFS/tools/bin/*</userinput></screen>
<para>
Create the backup archive by running the following command:
</para>
<screen role="nodump"><userinput>cd $LFS &amp;&amp;
tar -cJpf $HOME/temp-tools.tar.xz .
<screen role="nodump" revision="sysv"><userinput>cd $LFS &amp;&amp;
tar -cJpf $HOME/lfs-temp-tools-&version;.tar.xz .
</userinput></screen>
<screen role="nodump" revision="systemd"><userinput>cd $LFS &amp;&amp;
tar -cJpf $HOME/lfs-temp-tools-&versiond;.tar.xz .
</userinput></screen>
<para>
Replace <envar>$HOME</envar> by a directory of your choice if you
do not want to have the backup stored in <systemitem class="username">root</systemitem>'s
home directory.
do not want to have the backup stored in <systemitem
class="username">root</systemitem>'s home directory.
</para>
<para>
@ -143,14 +149,19 @@ tar -cJpf $HOME/temp-tools.tar.xz .
use this backup to restore the temporary tools and save some recovery time.
Since the sources are located under
<filename class="directory">$LFS</filename>, they are included in the
backup archive as well, so you need not to download them again. After
backup archive as well, so they do not need to be downloaded again. After
checking that <filename class="directory">$LFS</filename> is set properly,
restore the backup by executing the following commands:
</para>
<screen role="nodump"><userinput>cd $LFS &amp;&amp;
<screen role="nodump" revision="sysv"><userinput>cd $LFS &amp;&amp;
rm -rf ./* &amp;&amp;
tar -xpf $HOME/temp-tools.tar.xz
tar -xpf $HOME/lfs-temp-tools-&version;.tar.xz
</userinput></screen>
<screen role="nodump" revision="systemd"><userinput>cd $LFS &amp;&amp;
rm -rf ./* &amp;&amp;
tar -xpf $HOME/lfs-temp-tools-&versiond;.tar.xz
</userinput></screen>
<para>

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@ -69,7 +69,7 @@
<listitem>
<para>This sets the location of the file recording information about
the hardware clock in accordance to the FHS. This is not stricly
needed for his temporary tool, but it prevents creating a file
needed for this temporary tool, but it prevents creating a file
at another location, which would not be overwritten or removed
when building the final util-linux package.</para>
</listitem>

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@ -1,13 +1,13 @@
<!ENTITY version "20200610-cross2">
<!ENTITY version "20200611-cross2">
<!ENTITY short-version "svn"> <!-- Used below in &blfs-book;
Change to x.y for release but not -rc releases -->
<!ENTITY generic-version "cross-chap5"> <!-- Use "development" or "x.y[-pre{x}]" -->
<!ENTITY versiond "20200610-cross2-systemd">
<!ENTITY versiond "20200611-cross2-systemd">
<!ENTITY short-versiond "systemd">
<!ENTITY generic-versiond "20200610-cross2-systemd">
<!ENTITY generic-versiond "20200611-cross2-systemd">
<!ENTITY releasedate "June 10th, 2020">
<!ENTITY releasedate "June 11th, 2020">
<!ENTITY copyrightdate "1999-2020"><!-- jhalfs needs a literal dash, not &ndash; -->

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@ -32,7 +32,7 @@
<title>Part III - Building the LFS Cross Toolchain and Temporary Tools</title>
<para>Part III provides instructions for building the tools
needed for construction the final LFS system.</para>
needed for constructing the final LFS system.</para>
</sect2>
<sect2>

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@ -194,7 +194,7 @@
</listitem>
<listitem>
<para>Gcc</para>
<para>GCC</para>
<para>This package is the Gnu Compiler Collection. It contains the
C and C++ compilers as well as several others not built by LFS.
@ -226,7 +226,7 @@
<para>GMP</para>
<para>This package contains math libraries that provide useful functions
for arbitrary precision arithmetic. It is required to build Gcc.</para>
for arbitrary precision arithmetic. It is required to build GCC.</para>
</listitem>
<listitem>
@ -416,14 +416,14 @@
<para>MPC</para>
<para>This package contains functions for the arithmetic of complex
numbers. It is required by Gcc.</para>
numbers. It is required by GCC.</para>
</listitem>
<listitem>
<para>MPFR</para>
<para>This package contains functions for multiple precision
arithmetic. It is required by Gcc.</para>
arithmetic. It is required by GCC.</para>
</listitem>
<listitem>