Changeset 7bfad05 for chapter06/glibc-inst.xml
- Timestamp:
- 01/27/2003 10:10:07 PM (22 years ago)
- Branches:
- 10.0, 10.0-rc1, 10.1, 10.1-rc1, 11.0, 11.0-rc1, 11.0-rc2, 11.0-rc3, 11.1, 11.1-rc1, 11.2, 11.2-rc1, 11.3, 11.3-rc1, 12.0, 12.0-rc1, 12.1, 12.1-rc1, 12.2, 12.2-rc1, 6.0, 6.1, 6.1.1, 6.3, 6.4, 6.5, 6.6, 6.7, 6.8, 7.0, 7.1, 7.2, 7.3, 7.4, 7.5, 7.5-systemd, 7.6, 7.6-systemd, 7.7, 7.7-systemd, 7.8, 7.8-systemd, 7.9, 7.9-systemd, 8.0, 8.1, 8.2, 8.3, 8.4, 9.0, 9.1, arm, bdubbs/gcc13, ml-11.0, multilib, renodr/libudev-from-systemd, s6-init, trunk, v4_1, v5_0, v5_1, v5_1_1, xry111/arm64, xry111/arm64-12.0, xry111/clfs-ng, xry111/lfs-next, xry111/loongarch, xry111/loongarch-12.0, xry111/loongarch-12.1, xry111/loongarch-12.2, xry111/mips64el, xry111/multilib, xry111/pip3, xry111/rust-wip-20221008, xry111/update-glibc
- Children:
- 4f8a3af9
- Parents:
- 8f8e328c
- File:
-
- 1 edited
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chapter06/glibc-inst.xml
r8f8e328c r7bfad05 13 13 is best left alone. Therefore, if you have defined any environment variables 14 14 that override default optimizations, such as CFLAGS and CXXFLAGS, we 15 recommend unsetting or modifying them when building Glibc. You have 16 been warned.</para> 15 recommend unsetting or modifying them when building Glibc.</para> 17 16 18 17 <para>Basically, compiling Glibc in any other way than the book suggests 19 is putting your system at very high risk.</para>18 is putting your system at a very high risk.</para> 20 19 21 20 <para>We'll start by applying a patch to Glibc that fixes the following:</para> … … 26 25 <filename>malloc/Makefile</filename> file. This is done because Glibc 27 26 can't autodetect the location of perl because the Perl package hasn't been 28 installed yet.</para></listitem> 27 installed yet. And if Glibc thinks Perl isn't installed, the 28 <userinput>mtrace</userinput> perl program won't be installed 29 either.</para></listitem> 29 30 30 31 <listitem><para>It replaces all occurrences of <emphasis>root</emphasis> … … 43 44 to crash that were linked against Glibc-2.2 or older libraries. Even though 44 45 static binaries have all the necessary parts of Glibc built-in, they still 45 rely on one external library : Glibc's NSS libraries. These libraries, among46 other things, tell programs where the system's password database is46 rely on one external library set: Glibc's NSS libraries. These libraries, 47 among other things, tell programs where the system's password database is 47 48 (/etc/password, or NIS, or whatever other scheme has been 48 49 configured).</para> … … 51 52 code is incompatible with the old one. So when Glibc is installed, it will 52 53 install its new NSS libraries and static programs will load these new NSS 53 libraries and start to abort with <emphasis>segmentation fault s</emphasis>.54 This patch undoes a few of the changes to overcome the problem.</para>54 libraries and start to abort with <emphasis>segmentation fault</emphasis> 55 error. This patch undoes a few of the changes to overcome the problem.</para> 55 56 56 <para> So, if you started chapter 5 with a host system that uses Glibc-2.2.x57 <para>If you started chapter 5 with a host system that uses Glibc-2.2.x 57 58 or older, you must apply the following patch. We will install Glibc again at 58 59 the end of this chapter to remove this patch so you'll have a pristine Glibc … … 62 63 63 64 <para>Glibc will check for the <filename>/etc/ld.so.conf</filename> file 64 and abort with an error if the file is missing, so we must create it .</para>65 and abort with an error if the file is missing, so we must create it:</para> 65 66 66 67 <para><screen><userinput>touch /etc/ld.so.conf</userinput></screen></para> 67 68 68 69 <para>It is recommended by the Glibc installation documentation to build 69 Glibc outside of the source directory in a dedicated directory .</para>70 Glibc outside of the source directory in a dedicated directory:</para> 70 71 71 72 <para><screen><userinput>mkdir ../glibc-build && 72 73 cd ../glibc-build</userinput></screen></para> 73 74 74 <para>Next, prepare Glibc to be compiled .</para>75 <para>Next, prepare Glibc to be compiled:</para> 75 76 76 77 <para><screen><userinput>../glibc-&glibc-version;/configure --prefix=/usr \ 77 78 --disable-profile --enable-add-ons \ 78 79 --libexecdir=/usr/bin</userinput></screen></para> 80 81 <para>The meaning of the configure options are:</para> 82 83 <itemizedlist> 84 <listitem><para><userinput>--disable-profile:</userinput> This disables the 85 building of libraries with profiling information. This command may be 86 omitted if you plan to do profiling.</para></listitem> 87 88 <listitem><para><userinput>--enable-add-ons:</userinput> This enables the 89 add-on that we install with Glibc, linuxthreads</para></listitem> 90 91 <listitem><para><userinput>--libexecdir=/usr/bin:</userinput> This will 92 cause the pt_chown program to be installed in the /usr/bin 93 directory.</para></listitem> 94 </itemizedlist> 79 95 80 96 <para>During this stage you will see the following warning:</para> … … 94 110 would require you to re-generate the binary files.</para> 95 111 96 <para>The meaning of the configure options are:</para>97 98 <itemizedlist>99 <listitem><para><userinput>--disable-profile:</userinput> This disables the100 building of libraries with profiling information. This command may be101 omitted if you plan to do profiling.</para></listitem>102 103 <listitem><para><userinput>--enable-add-ons:</userinput> This enables the104 add-on that we install with Glibc, linuxthreads</para></listitem>105 106 <listitem><para><userinput>--libexecdir=/usr/bin:</userinput> This will107 cause the pt_chown program to be installed in the /usr/bin108 directory.</para></listitem>109 </itemizedlist>110 111 112 <para>Because Glibc hasn't been installed yet, one of the tests that was 112 113 run by the configure script failed. This test is supposed to test gcc to 113 114 determine whether or not a cross-compiler is installed. However, Glibc 114 115 needs to be installed already to run this test. Since the test failed, the 115 configure script automatically assumed we do have a cross-compiler. So, 116 we have to override that assumption by explicitly telling Glibc we're not 117 cross-compiling.</para> 116 configure script automatically assumed we do have a cross-compiler. We have 117 to override that assumption by explicitly telling Glibc we're not 118 cross-compiling. Not doing this has a couple of unintended side effects, 119 such as the timezone files not being installed.</para> 118 120 119 121 <para><screen><userinput>echo "cross-compiling = no" > configparms</userinput></screen></para> 120 122 121 <para>We'll continue with compiling and installing Glibc. The Linuxthreads man 123 <para>Continue with compiling the package:</para> 124 125 <para><screen><userinput>make</userinput></screen></para> 126 127 <para>We'll continue with installing the package. The Linuxthreads man 122 128 pages are not going to be installed at this point because it requires a 123 129 working Perl installation. We'll install Perl later on in this chapter, … … 125 131 time at the end of this chapter.</para> 126 132 127 <para><screen><userinput>make && 128 make install</userinput></screen></para> 133 <para><screen><userinput>make install</userinput></screen></para> 129 134 130 135 <para>Locales aren't installed when you ran 131 136 <userinput>make install</userinput>, so we have to do that ourselves now. 132 137 Locales are used by Glibc to make your Linux system talk in a different 133 language .</para>138 language:</para> 134 139 135 140 <para><screen><userinput>make localedata/install-locales</userinput></screen></para> … … 143 148 <para>To finish off the installation we'll reload Bash so it uses the 144 149 libnss files. This will also get rid of the 145 <emphasis>I have no name!</emphasis> message in the command prompt .</para>150 <emphasis>I have no name!</emphasis> message in the command prompt:</para> 146 151 147 152 <para><screen><userinput>exec /static/bin/bash --login</userinput></screen></para>
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