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added note that patch is also required if host system uses glibc _older_ than 2.2.x (not just 2.2.x)

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git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@2286 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
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Gerard Beekmans 2003-01-06 16:39:27 +00:00
parent f24558cdff
commit 8a59b643c6
1 changed files with 11 additions and 13 deletions
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24
chapter06/glibc-inst.xml
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@ -40,25 +40,23 @@ file</userinput>).</para></listitem>
<para><screen><userinput>patch -Np1 -i ../glibc-&glibc-rootperl-patch-version;-root-perl.patch</userinput></screen></para> <para><screen><userinput>patch -Np1 -i ../glibc-&glibc-rootperl-patch-version;-root-perl.patch</userinput></screen></para>
<para>There is a potential problem that causes statically linked binaries <para>There is a potential problem that causes statically linked binaries
to crash that were linked against Glibc-2.2 libraries. Even though static to crash that were linked against Glibc-2.2 or older libraries. Even though
binaries have all the necessary parts of Glibc built-in, they still rely static binaries have all the necessary parts of Glibc built-in, they still
on one external library: Glibc's NSS libraries. These libraries, among rely on one external library: Glibc's NSS libraries. These libraries, among
other things, tell programs where the system's password database is other things, tell programs where the system's password database is
(/etc/password, or NIS, or whatever other scheme has been (/etc/password, or NIS, or whatever other scheme has been
configured).</para> configured).</para>
<para>Glibc has undergone some changes since version <para>Glibc has undergone some changes since version 2.2.x and the new NSS
2.2.x and the new NSS code is incompatible with the old one. So when Glibc code is incompatible with the old one. So when Glibc is installed, it will
is installed, it will install its new NSS libraries and static programs install its new NSS libraries and static programs will load these new NSS
will load these new NSS libraries and start to abort with libraries and start to abort with <emphasis>segmentation faults</emphasis>.
<emphasis>segmentation faults</emphasis>. This patch undoes a few of the This patch undoes a few of the changes to overcome the problem.</para>
changes to overcome the problem.</para>
<para>So, if you started chapter 5 with a host system that uses Glibc-2.2.x <para>So, if you started chapter 5 with a host system that uses Glibc-2.2.x
you must apply the following patch. We will install Glibc again at the end or older, you must apply the following patch. We will install Glibc again at
of this chapter to remove this patch so you'll have a pristine Glibc as the the end of this chapter to remove this patch so you'll have a pristine Glibc
developers intended as the developers intended it.</para>
it.</para>
<para><screen><userinput>patch -Np1 -i ../glibc-&glibc-libnss-patch-version;-libnss.patch</userinput></screen></para> <para><screen><userinput>patch -Np1 -i ../glibc-&glibc-libnss-patch-version;-libnss.patch</userinput></screen></para>