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author | Pierre Labastie <pieere@linuxfromscratch.org> | 2020-06-08 08:17:16 +0000 |
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committer | Pierre Labastie <pieere@linuxfromscratch.org> | 2020-06-08 08:17:16 +0000 |
commit | f309ac105876c212a0758add50980f322d14945f (patch) | |
tree | 804ce0787440d19fe8d977a961b9968c31d48a30 /chapter07/stripping.xml | |
parent | 22422a8a13083ea8efc196dc410cfac0f498856c (diff) |
Remove unneeded files in chapter 7
git-svn-id: http://svn.linuxfromscratch.org/LFS/branches/cross2@11902 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
Diffstat (limited to 'chapter07/stripping.xml')
-rw-r--r-- | chapter07/stripping.xml | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/chapter07/stripping.xml b/chapter07/stripping.xml deleted file mode 100644 index 7c054b6b2..000000000 --- a/chapter07/stripping.xml +++ /dev/null @@ -1,53 +0,0 @@ -<?xml version="1.0" encoding="ISO-8859-1"?> -<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN" - "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [ - <!ENTITY % general-entities SYSTEM "../general.ent"> - %general-entities; -]> - -<sect1 id="ch-tools-stripping"> - <?dbhtml filename="stripping.html"?> - - <title>Stripping</title> - - <para>The steps in this section are optional, but 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 70 MB of unneeded - debugging symbols. Remove those symbols with:</para> - -<screen><userinput>$LFS_TGT-strip --strip-debug $LFS/usr/lib/* -$LFS_TGT-strip --strip-unneeded $LFS/usr/{,s}bin/*</userinput></screen> - - <para>These commands will skip a number of files, reporting that it does not - recognize their file format. Most of these are scripts instead of binaries. - Note that we use the <command>strip</command> program built in - <quote>Binutils pass 1</quote>, since it is the one that knows how to strip - our cross-compiled programs.</para> -<!-- Normally, the host "strip" could be used too, since it is actually the -same computer. But Some old versions of binutils may generate buggy crt1.o -and the like, because they do not know about recently introduced symbol -types. For more details, -see https://sourceware.org/bugzilla/show_bug.cgi?id=22875--> - - <para>Take care <emphasis>not</emphasis> to use - <parameter>--strip-unneeded</parameter> on the libraries. The static - ones would be destroyed and the toolchain packages would need to be - built all over again.</para> - - <para>To save more, remove the documentation:</para> - -<screen><userinput>rm -rf $LFS/usr/{,share}/{info,man,doc}</userinput></screen> - - <para>The libtool .la files are only useful when linking with static - libraries. They are unneeded, and potentially harmful, when using dynamic - shared libraries, specially when using also non-autotools build systems. - Remove those files now:</para> - -<screen><userinput>find $LFS/usr/{lib,libexec} -name \*.la -delete</userinput></screen> - - <para>At this point, you should have at least 3 GB of free space in - <envar>$LFS</envar> 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.</para> - -</sect1> |