diff options
Diffstat (limited to 'man/groupadd.8.xml')
| -rw-r--r-- | man/groupadd.8.xml | 58 |
1 files changed, 33 insertions, 25 deletions
diff --git a/man/groupadd.8.xml b/man/groupadd.8.xml index 11bbe505..26671f92 100644 --- a/man/groupadd.8.xml +++ b/man/groupadd.8.xml @@ -48,10 +48,10 @@ <cmdsynopsis> <command>groupadd</command> <arg choice='opt'> - <replaceable>options</replaceable> + <replaceable>OPTIONS</replaceable> </arg> <arg choice='plain'> - <replaceable>group</replaceable> + <replaceable>NEWGROUP</replaceable> </arg> </cmdsynopsis> </refsynopsisdiv> @@ -63,6 +63,15 @@ values from the system. The new group will be entered into the system files as needed. </para> + <para> + Groupnames must start with a lower case letter or an underscore, + followed by lower case letters, digits, underscores, or dashes. + They can end with a dollar sign. + In regular expression terms: [a-z_][a-z0-9_-]*[$]? + </para> + <para> + Groupnames may only be up to &GROUP_NAME_MAX_LENGTH; characters long. + </para> </refsect1> <refsect1 id='options'> @@ -91,8 +100,8 @@ <option>-g</option>, <option>--gid</option> <replaceable>GID</replaceable> </term> <listitem> - <para>The numerical value of the group's ID. This value must be - unique, unless the <option>-o</option> option is used. The value + <para>The numerical value of the group's ID. <replaceable>GID</replaceable> + must be unique, unless the <option>-o</option> option is used. The value must be non-negative. The default is to use the smallest ID value greater than or equal to <option>GID_MIN</option> and greater than every other group. @@ -135,7 +144,10 @@ </term> <listitem> <para> - This option permits to add a group with a non-unique GID. + permits the creation of a group with an already used + numerical ID. As a result, for this + <replaceable>GID</replaceable>, the mapping towards group + <replaceable>NEWGROUP</replaceable> may not be unique. </para> </listitem> </varlistentry> @@ -145,11 +157,17 @@ </term> <listitem> <para> - The encrypted password, as returned by <citerefentry> - <refentrytitle>crypt</refentrytitle><manvolnum>3</manvolnum> - </citerefentry>. The default is to disable the password. + defines an initial password for the group account. PASSWORD is expected to + be encrypted, as returned by <citerefentry><refentrytitle>crypt + </refentrytitle><manvolnum>3</manvolnum></citerefentry>. </para> <para> + Without this option, the group account will be locked and + with no password defined, i.e. a single exclamation mark + in the respective field of ths system account file + <filename>/etc/group</filename> or <filename>/etc/gshadow</filename>. + </para> + <para> <emphasis role="bold">Note:</emphasis> This option is not recommended because the password (or encrypted password) will be visible by users listing the processes. @@ -185,6 +203,7 @@ Apply changes in the <replaceable>CHROOT_DIR</replaceable> directory and use the configuration files from the <replaceable>CHROOT_DIR</replaceable> directory. + Only absolute paths are supported. </para> </listitem> </varlistentry> @@ -194,14 +213,12 @@ </term> <listitem> <para> - Apply changes in the <replaceable>PREFIX_DIR</replaceable> - directory and use the configuration files from the - <replaceable>PREFIX_DIR</replaceable> directory. - This option does not chroot and is intended for preparing - a cross-compilation target. - Some limitations: NIS and LDAP users/groups are not verified. - PAM authentication is using the host files. - No SELINUX support. + Apply changes to configuration files under the root filesystem + found under the directory <replaceable>PREFIX_DIR</replaceable>. + This option does not chroot and is intended for preparing a cross-compilation + target. Some limitations: NIS and LDAP users/groups are + not verified. PAM authentication is using the host files. + No SELINUX support. </para> </listitem> </varlistentry> @@ -265,15 +282,6 @@ <refsect1 id='caveats'> <title>CAVEATS</title> <para> - Groupnames must start with a lower case letter or an underscore, - followed by lower case letters, digits, underscores, or dashes. - They can end with a dollar sign. - In regular expression terms: [a-z_][a-z0-9_-]*[$]? - </para> - <para> - Groupnames may only be up to &GROUP_NAME_MAX_LENGTH; characters long. - </para> - <para> You may not add a NIS or LDAP group. This must be performed on the corresponding server. </para> |