diff options
author | Gerard Beekmans <gerard@linuxfromscratch.org> | 2002-05-25 00:24:08 +0000 |
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committer | Gerard Beekmans <gerard@linuxfromscratch.org> | 2002-05-25 00:24:08 +0000 |
commit | 0515650c1d33b9d4f2e4af79579be70d874826f4 (patch) | |
tree | 9ac59ba117cece18164de9174dbbf612e19fda95 /chapter05 | |
parent | 1814dcd81e5a9489a532822c16f8f65b779b8ed4 (diff) |
third wave - remove old files
git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@1899 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
Diffstat (limited to 'chapter05')
-rw-r--r-- | chapter05/creatingdirs.xml | 66 | ||||
-rw-r--r-- | chapter05/kernel-exp-headers.xml | 35 | ||||
-rw-r--r-- | chapter05/kernel-exp.xml | 31 | ||||
-rw-r--r-- | chapter05/kernel-inst.xml | 22 | ||||
-rw-r--r-- | chapter05/kernel.xml | 15 | ||||
-rw-r--r-- | chapter05/proc.xml | 23 | ||||
-rw-r--r-- | chapter05/pwdgroup.xml | 41 |
7 files changed, 0 insertions, 233 deletions
diff --git a/chapter05/creatingdirs.xml b/chapter05/creatingdirs.xml deleted file mode 100644 index 45f717a54..000000000 --- a/chapter05/creatingdirs.xml +++ /dev/null @@ -1,66 +0,0 @@ -<sect1 id="ch05-creatingdirs"> -<title>Creating directories</title> -<?dbhtml filename="creatingdirs.html" dir="chapter05"?> - -<para>Let's now create the directory tree on the LFS partition based on -the FHS standard, which can be found at -<ulink url="http://www.pathname.com/fhs/"/>. -Issuing the following commands will create a default directory layout:</para> - -<para><screen><userinput>cd $LFS && -mkdir -p bin boot dev/pts etc/opt home lib mnt proc root sbin tmp var opt && -for dirname in $LFS/usr $LFS/usr/local - do - mkdir $dirname - cd $dirname - mkdir bin etc include lib sbin share src - ln -s share/man - ln -s share/doc - ln -s share/info - cd $dirname/share - mkdir dict doc info locale man nls misc terminfo zoneinfo - cd $dirname/share/man - mkdir man{1,2,3,4,5,6,7,8} -done && -cd $LFS/var && -mkdir -p lock log mail run spool tmp opt cache lib/misc local && -cd $LFS/opt && -mkdir bin doc include info lib man && -cd $LFS/usr && -ln -s ../var/tmp</userinput></screen></para> - -<para>Normally, directories are created with permission mode 755, which isn't -desired for all directories. The first change is a mode 0750 for the -$LFS/root directory. This is to make sure that not just everybody can -enter the /root directory (the same a user would do with /home/username -directories). The second change is a mode 1777 for the tmp -directories. This way, any user can write data to the /tmp or /var/tmp -directory but cannot remove another user's files (the latter is caused -by the so-called "sticky bit" - bit 1 of the 1777 bit mask).</para> - -<para><screen><userinput>cd $LFS && -chmod 0750 root && -chmod 1777 tmp var/tmp</userinput></screen></para> - -<para>Now that the directories are created, copy the source files that were -downloaded in chapter 3 to some subdirectory under $LFS/usr/src (you -will need to create the desired directory yourself).</para> - -<sect2> -<title>FHS compliance notes</title> - -<para>The FHS stipulates that the /usr/local directory should contain the -bin, games, include, lib, man, sbin, and share subdirectories. You can -alter your /usr/local directory yourself if you want your system to be -FHS-compliant.</para> - -<para>Also, the standard says that there should exist a /usr/share/games -directory, which we don't much like for a base system. But feel free to -make your system FHS-compliant if you wish. The FHS isn't precise as -to the structure of the /usr/local/share subdirectories, so we took the -liberty of creating the directories that we felt were needed.</para> - -</sect2> - -</sect1> - diff --git a/chapter05/kernel-exp-headers.xml b/chapter05/kernel-exp-headers.xml deleted file mode 100644 index de1256f3c..000000000 --- a/chapter05/kernel-exp-headers.xml +++ /dev/null @@ -1,35 +0,0 @@ -<sect2> -<title>Why we copy the kernel headers and don't symlink them</title> - -<para>In the past, it was common practice for people to symlink the -/usr/include/linux and asm directories to /usr/src/linux/include/linux -and asm respectively. This is a <emphasis>bad</emphasis> idea as -this extract from a post by Linus Torvalds to the Linux Kernel -Mailing List points out:</para> - -<screen>I would suggest that people who compile new kernels should: - - - not have a single symbolic link in sight (except the one that the - kernel build itself sets up, namely the "linux/include/asm" symlink - that is only used for the internal kernel compile itself) - -And yes, this is what I do. My /usr/src/linux still has the old 2.2.13 -header files, even though I haven't run a 2.2.13 kernel in a _loong_ -time. But those headers were what glibc was compiled against, so those -headers are what matches the library object files. - -And this is actually what has been the suggested environment for at -least the last five years. I don't know why the symlink business keeps -on living on, like a bad zombie. Pretty much every distribution still -has that broken symlink, and people still remember that the linux -sources should go into "/usr/src/linux" even though that hasn't been -true in a _loong_ time.</screen> - -<para>The relevant part here is where he states that the headers should -be the ones which <emphasis>glibc was compiled against</emphasis>. These are -the headers which should remain accessible and so by copying them, we ensure -that we follow these guidelines. Also note that as long as you don't have -those symlinks, it is perfectly fine to have the kernel sources -in <filename>/usr/src/linux</filename>.</para> - -</sect2> diff --git a/chapter05/kernel-exp.xml b/chapter05/kernel-exp.xml deleted file mode 100644 index a5a7e9a63..000000000 --- a/chapter05/kernel-exp.xml +++ /dev/null @@ -1,31 +0,0 @@ -<sect2> -<title>Command explanations</title> - -<para><userinput>make mrproper:</userinput> This will ensure that the kernel -tree is absolutely clean. We do this because the kernel team recommend -that this is done prior to <emphasis>each</emphasis> kernel compilation, -and that we shouldn't rely on the source tree being automatically clean -after untarring.</para> - -<para><userinput>make include/linux/version.h</userinput> and -<userinput>make symlinks</userinput>: This creates the -<filename>include/linux/version.h</filename>, as well as the <filename -class="symlink">include/asm</filename> symlink.</para> - -<para><userinput>mkdir $LFS/usr/include/asm</userinput> -and <userinput>cp include/asm/* $LFS/usr/include/asm</userinput>: -This copies the platform-specific assembler kernel header files to -<filename>$LFS/usr/include/asm</filename></para> - -<para><userinput>cp -R include/linux $LFS/usr/include</userinput>: -This command copies the cross-platform kernel header files to -<filename>$LFS/usr/include</filename></para> - -<para><userinput>touch $LFS/usr/include/linux/autoconf.h</userinput>: Some -kernel header files include this <filename>autoconf.h</filename> file, but -outside the Linux source tree, that file has no meaning so we just create -an empty one so we don't get compile errors whenever it happens to be a -dependency of another kernel header file.</para> - -</sect2> - diff --git a/chapter05/kernel-inst.xml b/chapter05/kernel-inst.xml deleted file mode 100644 index 522035354..000000000 --- a/chapter05/kernel-inst.xml +++ /dev/null @@ -1,22 +0,0 @@ -<sect2> -<title>Installation of the Linux Kernel</title> - -<para>We won't be compiling a new kernel image yet. We'll do that after we -have finished the installation of the basic system software in this -chapter. But because certain software needs the kernel header files, we're -going to unpack the kernel archive now and set it up so that we can -compile the packages that need the kernel.</para> - -<para>The kernel configuration file is created by running the following -command:</para> - -<para><screen><userinput>make mrproper && -make include/linux/version.h && -make symlinks && -mkdir $LFS/usr/include/asm && -cp include/asm/* $LFS/usr/include/asm && -cp -R include/linux $LFS/usr/include && -touch $LFS/usr/include/linux/autoconf.h</userinput></screen></para> - -</sect2> - diff --git a/chapter05/kernel.xml b/chapter05/kernel.xml deleted file mode 100644 index 07839f118..000000000 --- a/chapter05/kernel.xml +++ /dev/null @@ -1,15 +0,0 @@ -<sect1 id="ch05-kernel"> -<title>Installing Linux-&kernel-version;</title> -<?dbhtml filename="kernel.html" dir="chapter05"?> - -<screen>Estimated build time: &kernel-time-static; -Estimated required disk space: &kernel-compsize-static;</screen> - -&c5-kernel-inst; -&c5-kernel-exp; -&c5-kernel-exp-headers; -&aa-kernel-desc; -&aa-kernel-dep; - -</sect1> - diff --git a/chapter05/proc.xml b/chapter05/proc.xml deleted file mode 100644 index 56231f0e4..000000000 --- a/chapter05/proc.xml +++ /dev/null @@ -1,23 +0,0 @@ -<sect1 id="ch05-proc"> -<title>Mounting $LFS/proc file system</title> -<?dbhtml filename="proc.html" dir="chapter05"?> - -<para>In order for certain programs to function properly, the proc file -system must be mounted and available from within the chroot'ed environment -as well. It's not a problem to mount the proc file system (or any other -file system for that matter) twice or even more than that.</para> - -<para>If you're still logged in as user "lfs", you should log out and log -in again as user root. The reason for this is simple: only root is allowed -to mount filesystems and to run chroot.</para> - -<para>The proc file system is mounted under $LFS/proc by running the -following command. We'll also chown it to user root/group root while we're -at it (the rest of the filesystem is chown'ed to root:root in a minute when -we start with chapter 6).</para> - -<para><screen><userinput>chown root:root $LFS/proc && -mount proc $LFS/proc -t proc</userinput></screen></para> - -</sect1> - diff --git a/chapter05/pwdgroup.xml b/chapter05/pwdgroup.xml deleted file mode 100644 index f1c5e2176..000000000 --- a/chapter05/pwdgroup.xml +++ /dev/null @@ -1,41 +0,0 @@ -<sect1 id="ch05-pwdgroup"> -<title>Creating passwd and group files</title> -<?dbhtml filename="pwdgroup.html" dir="chapter05"?> - -<para>In order for the user and group root to be recognized and to be able to -login, there needs to be an entry in the /etc/passwd and /etc/group file. -Besides the group root, a couple of other groups are recommended and needed by -packages. The groups created below aren't part of any standard. -The LSB only recommends a group bin with GID 1 to be present besides -group root. Other group names and GID's can be chosen by the user. Well -written packages don't depend on GID numbers but just use the group -name, so it doesn't matter which GID a group has. Since there -aren't any standards for groups the groups created here are the groups the -MAKEDEV script (the script that creates the device files in the /dev -directory) mentions.</para> - -<para>Create a new file <filename>$LFS/etc/passwd</filename> by running the -following command:</para> - -<para><screen><userinput>echo "root:x:0:0:root:/root:/bin/bash" > $LFS/etc/passwd</userinput></screen></para> - -<para>Create a new file <filename>$LFS/etc/group</filename> by running the -following command:</para> - -<para><screen><userinput>cat > $LFS/etc/group << "EOF"</userinput> -root:x:0: -bin:x:1: -sys:x:2: -kmem:x:3: -tty:x:4: -tape:x:5: -daemon:x:6: -floppy:x:7: -disk:x:8: -lp:x:9: -dialout:x:10: -audio:x:11: -<userinput>EOF</userinput></screen></para> - -</sect1> - |