source: appendixa/shellutils-desc.xml@ bdc08c1

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Last change on this file since bdc08c1 was bdc08c1, checked in by Mark Hymers <markh@…>, 22 years ago

[Bug 190] reorganise and sync descriptions

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@1549 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

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1<sect2><title>Contents of sh-utils-&sh-utils-contversion;</title>
2
3<sect3><title>Program Files</title>
4<para>basename, chroot, date, dirname,
5echo, env, expr, factor, false, groups, hostid, hostname, id, logname,
6nice, nohup, pathchk, pinky, printenv, printf, pwd, seq, sleep, stty,
7su, tee, test, true, tty, uname, uptime, users, who, whoami and
8yes</para></sect3>
9
10<sect3><title>Descriptions</title>
11
12<sect4><title>basename</title>
13<para>basename strips directory and suffixes from filenames.</para></sect4>
14
15<sect4><title>chroot</title>
16<para>chroot runs a command or interactive shell with special
17root directory.</para></sect4>
18
19<sect4><title>date</title>
20<para>date displays the current time in a specified format, or sets
21the system date.</para></sect4>
22
23<sect4><title>dirname</title>
24<para>dirname strips non-directory suffixes from file name.</para></sect4>
25
26<sect4><title>echo</title>
27<para>echo displays a line of text.</para></sect4>
28
29<sect4><title>env</title>
30<para>env runs a program in a modified environment.</para></sect4>
31
32<sect4><title>expr</title>
33<para>expr evaluates expressions.</para></sect4>
34
35<sect4><title>factor</title>
36<para>factor prints the prime factors of all specified
37integer numbers.</para></sect4>
38
39<sect4><title>false</title>
40<para>false always exits with a status code indicating failure.</para></sect4>
41
42<sect4><title>groups</title>
43<para>groups prints the groups a user is in.</para></sect4>
44
45<sect4><title>hostid</title>
46<para>hostid prints the numeric identifier (in hexadecimal) for the current
47host.</para></sect4>
48
49<sect4><title>hostname</title>
50<para>hostname sets or prints the name of the current host system</para></sect4>
51
52<sect4><title>id</title>
53<para>id prints the real and effective UIDs and GIDs of a user or the current
54user.</para></sect4>
55
56<sect4><title>logname</title>
57<para>logname prints the current user's login name.</para></sect4>
58
59<sect4><title>nice</title>
60<para>nice runs a program with modified scheduling priority.</para></sect4>
61
62<sect4><title>nohup</title>
63<para>nohup runs a command immune to hangups, with output to a
64non-tty</para></sect4>
65
66<sect4><title>pathchk</title>
67<para>pathchk checks whether file names are valid or portable.</para></sect4>
68
69<sect4><title>pinky</title>
70<para>pinky is a lightweight finger utility which retrieves information about
71a certain user</para></sect4>
72
73<sect4><title>printenv</title>
74<para>printenv prints all or part of the environment.</para></sect4>
75
76<sect4><title>printf</title>
77<para>printf formats and prints data (the same as the printf C
78function).</para></sect4>
79
80<sect4><title>pwd</title>
81<para>pwd prints the name of the current/working directory</para></sect4>
82
83<sect4><title>seq</title>
84<para>seq prints numbers in a certain range with a certain
85increment.</para></sect4>
86
87<sect4><title>sleep</title>
88<para>sleep delays for a specified amount of time.</para></sect4>
89
90<sect4><title>stty</title>
91<para>stty changes and prints terminal line settings.</para></sect4>
92
93<sect4><title>su</title>
94<para>su runs a shell with substitute user and group IDs</para></sect4>
95
96<sect4><title>tee</title>
97<para>tee reads from standard input and writes to standard output and
98files.</para></sect4>
99
100<sect4><title>test</title>
101<para>test checks file types and compares values.</para></sect4>
102
103<sect4><title>true</title>
104<para>True always exits with a status code indicating success.</para></sect4>
105
106<sect4><title>tty</title>
107<para>tty prints the file name of the terminal connected to standard
108input.</para></sect4>
109
110<sect4><title>uname</title>
111<para>uname prints system information.</para></sect4>
112
113<sect4><title>uptime</title>
114<para>uptime tells how long the system has been running.</para></sect4>
115
116<sect4><title>users</title>
117<para>users prints the user names of users currently logged in to the
118current host.</para></sect4>
119
120<sect4><title>who</title>
121<para>who shows who is logged on.</para></sect4>
122
123<sect4><title>whoami</title>
124<para>whoami prints the user's effective userid.</para></sect4>
125
126<sect4><title>yes</title>
127<para>yes outputs a string repeatedly until killed.</para></sect4>
128
129</sect3>
130
131</sect2>
132
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