diff options
author | Mark Hymers <markh@linuxfromscratch.org> | 2002-02-06 23:15:46 +0000 |
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committer | Mark Hymers <markh@linuxfromscratch.org> | 2002-02-06 23:15:46 +0000 |
commit | bdc08c1c6419be50edb433c4425481bdabf8a5ea (patch) | |
tree | b93620a39c60088e399ecfd4cfb667a62ea0ec21 /appendixa/sysvinit-desc.xml | |
parent | 76c0b783eeb766c0dec8e66dab2e6c275ba0786d (diff) |
[Bug 190] reorganise and sync descriptions
git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@1549 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
Diffstat (limited to 'appendixa/sysvinit-desc.xml')
-rw-r--r-- | appendixa/sysvinit-desc.xml | 88 |
1 files changed, 44 insertions, 44 deletions
diff --git a/appendixa/sysvinit-desc.xml b/appendixa/sysvinit-desc.xml index aa52e91fa..be790189d 100644 --- a/appendixa/sysvinit-desc.xml +++ b/appendixa/sysvinit-desc.xml @@ -1,86 +1,86 @@ -<sect2> -<title>Contents</title> +<sect2><title>Contents of sysvinit-&sysvinit-contversion;</title> -<para>The Sysvinit package contains the halt, init, killall5, last, -lastb, mesg, pidof, poweroff, reboot, runlevel, shutdown, sulogin, -telinit, utmpdump, wall,</para> +<sect3><title>Program Files</title> +<para>halt, init, killall5, last, lastb (link to last), mesg, pidof +(link to killall5), poweroff (link to halt), reboot (link to halt), +runlevel, shutdown, sulogin, telinit (link to init), utmpdump and +wall</para></sect3> -</sect2> - -<sect2><title>Description</title> +<sect3><title>Descriptions</title> -<sect3><title>halt</title> -<para>Halt notes that the system is being brought down in the file +<sect4><title>halt</title> +<para>halt notes that the system is being brought down in the file /var/log/wtmp, and then either tells the kernel to halt, reboot or poweroff the system. If halt or reboot is called when the system is not in runlevel 0 or 6, shutdown will be invoked instead (with -the flag -h or -r).</para></sect3> +the flag -h or -r).</para></sect4> -<sect3><title>init</title> -<para>Init is the parent of all processes. Its primary role is to create +<sect4><title>init</title> +<para>init is the parent of all processes. Its primary role is to create processes from a script stored in the file /etc/inittab. This file usually has entries which cause init to spawn gettys on each line that users can log in. It also controls autonomous processes required by any -particular system.</para></sect3> +particular system.</para></sect4> -<sect3><title>killall5</title> +<sect4><title>killall5</title> <para>killall5 is the SystemV killall command. It sends a signal to all processes except the processes in its own session, so it won't kill the -shell that is running the script it was called from.</para></sect3> +shell that is running the script it was called from.</para></sect4> - -<sect3><title>last</title> +<sect4><title>last</title> <para>last searches back through the file /var/log/wtmp (or the file designated by the -f flag) and displays a list of all users logged in (and out) -since that file was created.</para></sect3> +since that file was created.</para></sect4> -<sect3><title>lastb</title> +<sect4><title>lastb</title> <para>lastb is the same as last, except that by default it shows a log of the -file /var/log/btmp, which contains all the bad login attempts.</para></sect3> +file /var/log/btmp, which contains all the bad login attempts.</para></sect4> -<sect3><title>mesg</title> +<sect4><title>mesg</title> <para>Mesg controls the access to the users terminal by others. It's typically -used to allow or disallow other users to write to his terminal.</para></sect3> +used to allow or disallow other users to write to his terminal.</para></sect4> -<sect3><title>pidof</title> -<para>Pidof finds the process id's (pids) of the named programs and prints -those id's on standard output.</para></sect3> +<sect4><title>pidof</title> +<para>pidof finds the process id's (pids) of the named programs and prints +those id's on standard output.</para></sect4> -<sect3><title>poweroff</title> +<sect4><title>poweroff</title> <para>poweroff is equivalent to shutdown -h -p now. It halts the computer and switches off the computer (when using an APM compliant BIOS and APM is -enabled in the kernel).</para></sect3> +enabled in the kernel).</para></sect4> -<sect3><title>reboot</title> +<sect4><title>reboot</title> <para>reboot is equivalent to shutdown -r now. It reboots -the computer.</para></sect3> +the computer.</para></sect4> -<sect3><title>runlevel</title> -<para>Runlevel reads the system utmp file (typically /var/run/utmp) to locate +<sect4><title>runlevel</title> +<para>runlevel reads the system utmp file (typically /var/run/utmp) to locate the runlevel record, and then prints the previous and current system -runlevel on its standard output, separated by a single space.</para></sect3> +runlevel on its standard output, separated by a single space.</para></sect4> -<sect3><title>shutdown</title> +<sect4><title>shutdown</title> <para>shutdown brings the system down in a secure way. All logged-in users are -notified that the system is going down, and login is blocked.</para></sect3> +notified that the system is going down, and login is blocked.</para></sect4> -<sect3><title>sulogin</title> +<sect4><title>sulogin</title> <para>sulogin is invoked by init when the system goes into single user mode (this is done through an entry in /etc/inittab). Init also tries to execute sulogin when it is passed the -b flag from the boot loader -(e.g., LILO).</para></sect3> +(e.g., LILO).</para></sect4> -<sect3><title>telinit</title> +<sect4><title>telinit</title> <para>telinit sends appropriate signals to init, telling it which runlevel to -change to.</para></sect3> +change to.</para></sect4> -<sect3><title>utmpdump</title> +<sect4><title>utmpdump</title> <para>utmpdumps prints the content of a file (usually /var/run/utmp) on -standard output in a user friendly format.</para></sect3> +standard output in a user friendly format.</para></sect4> + +<sect4><title>wall</title> +<para>wall sends a message to everybody logged in with their mesg permission +set to yes.</para></sect4> -<sect3><title>wall</title> -<para>Wall sends a message to everybody logged in with their mesg permission -set to yes.</para></sect3> +</sect3> </sect2> |