source: chapter06/glibc-32.xml@ d8fba27

multilib-10.1 multilib-before-cross
Last change on this file since d8fba27 was d8fba27, checked in by Thomas Trepl <thomas@…>, 3 years ago

Merge trunk; Add a note about kernel config to hostreqs.xml

git-svn-id: http://svn.linuxfromscratch.org/LFS/branches/multilib@11584 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

  • Property mode set to 100644
File size: 6.4 KB
Line 
1<?xml version="1.0" encoding="ISO-8859-1"?>
2<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
3 "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
4 <!ENTITY % general-entities SYSTEM "../general.ent">
5 %general-entities;
6]>
7
8<sect1 arch="ml_32,ml_x32,ml_all" id="ch-system-glibc-32" role="wrap">
9 <?dbhtml filename="glibc-32.html"?>
10
11 <sect1info condition="script">
12 <productname>glibc-32</productname>
13 <productnumber>&glibc-version;</productnumber>
14 <address>&glibc-url;</address>
15 </sect1info>
16
17 <title>Glibc-&glibc-version; - 32-bit</title>
18
19 <indexterm zone="ch-system-glibc-32">
20 <primary sortas="a-Glibc-32">Glibc-32</primary>
21 </indexterm>
22
23 <sect2 role="installation">
24 <title>Preparation to install of ML-Glibc</title>
25
26<screen><userinput remap="pre">patch -Np1 -i ../&glibc-fhs-patch;</userinput></screen>
27
28 <para>Remove a file that may be left over from a previous build attempt:</para>
29
30<screen><userinput remap="pre">mv /usr/include/limits.h{,.backup} </userinput></screen>
31
32 </sect2>
33
34 <!-- ~~~~~~~~~~~~~~~~~~~~ ABI 32 ~~~~~~~~~~~~~~~~~~~~ -->
35
36 <sect2 arch="ml_32,ml_all" role="installation">
37 <title>Installation of Glibc - 32-bit</title>
38
39 <para>The Glibc documentation recommends building Glibc
40 in a dedicated build directory:</para>
41
42<screen><userinput remap="pre">mkdir -v build
43cd build</userinput></screen>
44
45 <para>Prepare Glibc for compilation:</para>
46
47<screen><userinput remap="configure">CC="gcc -m32 -ffile-prefix-map=/tools=/usr" \
48CXX="g++ -m32 -ffile-prefix-map=/tools=/usr" \
49../configure --prefix=/usr \
50 --disable-werror \
51 --enable-kernel=&min-kernel; \
52 --enable-stack-protector=strong \
53 --enable-multi-arch \
54 --libdir=/usr/lib32 \
55 --libexecdir=/usr/lib32 \
56 --with-headers=/usr/include \
57 libc_cv_slibdir=/usr/lib32 \
58 i686-pc-linux-gnu</userinput></screen>
59
60 <para>Compile the package:</para>
61
62<screen><userinput remap="make">make</userinput></screen>
63
64 <para>Install the package:</para>
65
66<screen><userinput remap="install">sed '/test-installation/s@$(PERL)@echo not running@' -i ../Makefile
67make install_root=$PWD/DESTDIR install
68mv -v DESTDIR/usr/lib32/* /usr/lib32/
69install -vm644 DESTDIR/usr/include/gnu/{lib-names,stubs}-32.h \
70 /usr/include/gnu/
71ln -svf ../usr/lib32/ld-linux.so.2 /lib/ld-linux.so.2
72ln -svf ../usr/lib32/ld-linux.so.2 /lib/ld-lsb.so.3
73ln -svf ../lib/locale /usr/lib32/locale</userinput></screen>
74
75 <para>Configure the linker cache configuration:</para>
76
77<screen><userinput>echo "/usr/lib32" > /etc/ld.so.conf.d/lib32.conf
78ldconfig</userinput></screen>
79
80 <para>Do cleanup:</para>
81
82<screen><userinput>cd ..
83rm -rf build</userinput></screen>
84
85 </sect2>
86
87 <!-- ~~~~~~~~~~~~~~~~~~~~ ABI x32 ~~~~~~~~~~~~~~~~~~~~ -->
88
89<!--
90In case the compilation ends with
91
92...
93if test -r /autolfs/sources/glibc-2.29/build/DESTDIR/usr/include/gnu/stubs-x32.h && cmp -s /autolfs/sources/glibc-2.29/build/stubs.h /autolfs/sources/glibc-2.29/build/DESTDIR/usr/include/gnu/stubs-x32.h; \
94then echo 'stubs.h unchanged'; \
95else /usr/bin/install -c -m 644 /autolfs/sources/glibc-2.29/build/stubs.h /autolfs/sources/glibc-2.29/build/DESTDIR/usr/include/gnu/stubs-x32.h; fi
96rm -f /autolfs/sources/glibc-2.29/build/stubs.h
97/autolfs/sources/glibc-2.29/build/elf/sln /autolfs/sources/glibc-2.29/build/elf/symlink.list
98/autolfs/sources/glibc-2.29/build/elf/sln: /autolfs/sources/glibc-2.29/build/elf/sln: cannot execute binary file
99make[1]: *** [Makefile:106: install-symbolic-link] Error 126
100make[1]: Leaving directory '/autolfs/sources/glibc-2.29'
101make: *** [Makefile:12: install] Error 2
102
103it is a good sign that the actually running kernel isn't ML-enabled.
104ArchLinux's kernels are configured like
105
106CONFIG_IA32_EMULATION=y
107# CONFIG_IA32_AOUT is not set
108# CONFIG_X86_X32 is not set
109
110It isn't x32-enabled ==> Error when building x32 stuff
111-->
112
113 <sect2 arch="ml_x32,ml_all" role="installation">
114 <title>Glibc - x32-bit</title>
115
116 <para>The Glibc documentation recommends building Glibc
117 in a dedicated build directory:</para>
118
119<screen><userinput remap="pre">mkdir -v build
120cd build</userinput></screen>
121
122 <para>Prepare Glibc for compilation:</para>
123
124<screen><userinput remap="configure">CC="gcc -mx32 -ffile-prefix-map=/tools=/usr" \
125CXX="g++ -mx32 -ffile-prefix-map=/tools=/usr" \
126../configure --prefix=/usr \
127 --disable-werror \
128 --enable-kernel=&min-kernel; \
129 --enable-stack-protector=strong \
130 --enable-multi-arch \
131 --libdir=/usr/libx32 \
132 --with-headers=/usr/include \
133 libc_cv_slibdir=/usr/libx32 \
134 x86_64-pc-linux-gnux32</userinput></screen>
135
136 <para>Compile the package:</para>
137
138<screen><userinput remap="make">make</userinput></screen>
139
140 <para>Install the package:</para>
141
142<screen><userinput remap="install">sed '/test-installation/s@$(PERL)@echo not running@' -i ../Makefile
143make install_root=$PWD/DESTDIR install
144mv -v DESTDIR/usr/libx32/* /usr/libx32/
145install -vm644 DESTDIR/usr/include/gnu/lib-names-x32.h /usr/include/gnu/
146[ -e DESTDIR/usr/include/gnu/stubs-x32.h ] \
147 &amp;&amp; install -vm644 DESTDIR/usr/include/gnu/stubs-x32.h /usr/include/gnu/ \
148 || ln -v /usr/include/gnu/stubs-64.h /usr/include/gnu/stubs-x32.h
149ln -svf ../usr/libx32/ld-linux-x32.so.2 /lib/ld-linux-x32.so.2
150ln -svf ../lib/locale /usr/libx32/locale</userinput></screen>
151<!-- For whatever reason the stubs-x32.h doesn't get created. The 'ln' above is
152just a "brute force" workaraound by copying the stubs-64.h file. -->
153
154 <para>Configure the linker cache configuration:</para>
155
156<screen><userinput>echo "/usr/libx32" > /etc/ld.so.conf.d/libx32.conf
157ldconfig</userinput></screen>
158
159 <para>Do cleanup:</para>
160
161<screen><userinput>cd ..
162rm -rf build</userinput></screen>
163
164 </sect2>
165
166 <!-- ~~~~~~~~~~~~~~~~~~~~ Cleanup ~~~~~~~~~~~~~~~~~~~~ -->
167
168 <sect2 role="installation">
169 <title>Cleanup</title>
170
171 <para>Restore the file we moved temporarily away:</para>
172
173<screen><userinput remap="pre">mv /usr/include/limits.h{.backup,} </userinput></screen>
174
175 </sect2>
176
177</sect1>
Note: See TracBrowser for help on using the repository browser.