doc: fix programlisting indentation

Since programlistings are used literally, the should not be indented.

Signed-off-by: Patrick McHardy <kaber@trash.net>

diff --git a/doc/nftables.xml b/doc/nftables.xml
index af4f2ca628476e1db223547102d0ce16d2abd846..dc6818056a9b649a385e5fded196e56c8aed59ca 100644 (file)
--- a/doc/nftables.xml
+++ b/doc/nftables.xml
@@ -198,11 +198,11 @@ vi:ts=4 sw=4
                                <example>
                                        <title>Using symbolic variables</title>
                                        <programlisting>
-                                               define int_if1 = eth0
-                                               define int_if2 = eth1
-                                               define int_ifs = { $int_if1, $int_if2 }
+define int_if1 = eth0
+define int_if2 = eth1
+define int_ifs = { $int_if1, $int_if2 }
 
-                                               filter input iif $int_ifs accept
+filter input iif $int_ifs accept
                                        </programlisting>
                                </example>
                        </para>
@@ -622,18 +622,18 @@ vi:ts=4 sw=4
                        <example>
                                <title>The <command>describe</command> command</title>
                                <programlisting>
-                                       $ nft describe tcp flags
-                                       payload expression, datatype tcp_flag (TCP flag) (basetype bitmask, integer), 8 bits
+$ nft describe tcp flags
+payload expression, datatype tcp_flag (TCP flag) (basetype bitmask, integer), 8 bits
 
-                                       pre-defined symbolic constants:
-                                       fin                             0x01
-                                       syn                             0x02
-                                       rst                             0x04
-                                       psh                             0x08
-                                       ack                             0x10
-                                       urg                             0x20
-                                       ecn                             0x40
-                                       cwr                             0x80
+pre-defined symbolic constants:
+fin                            0x01
+syn                            0x02
+rst                            0x04
+psh                            0x08
+ack                            0x10
+urg                            0x20
+ecn                            0x40
+cwr                            0x80
                                </programlisting>
                        </example>
                </refsect2>
@@ -761,11 +761,11 @@ vi:ts=4 sw=4
                        <example>
                                <title>String specification</title>
                                <programlisting>
-                                       # Interface name
-                                       filter input iifname eth0
+# Interface name
+filter input iifname eth0
 
-                                       # Weird interface name
-                                       filter input iifname "(eth0)"
+# Weird interface name
+filter input iifname "(eth0)"
                                </programlisting>
                        </example>
                </refsect2>
@@ -805,8 +805,8 @@ vi:ts=4 sw=4
                        <example>
                                <title>Link layer address specification</title>
                                <programlisting>
-                                       # Ethernet destination MAC address
-                                       filter input ether daddr 20:c9:d0:43:12:d9
+# Ethernet destination MAC address
+filter input ether daddr 20:c9:d0:43:12:d9
                                </programlisting>
                        </example>
                </refsect2>
@@ -847,11 +847,11 @@ vi:ts=4 sw=4
                        <example>
                                <title>IPv4 address specification</title>
                                <programlisting>
-                                       # dotted decimal notation
-                                       filter output ip daddr 127.0.0.1
+# dotted decimal notation
+filter output ip daddr 127.0.0.1
 
-                                       # host name
-                                       filter output ip daddr localhost
+# host name
+filter output ip daddr localhost
                                </programlisting>
                        </example>
                </refsect2>
@@ -890,8 +890,8 @@ vi:ts=4 sw=4
                        <example>
                                <title>IPv6 address specification</title>
                                <programlisting>
-                                       # abbreviated loopback address
-                                       filter output ip6 daddr ::1
+# abbreviated loopback address
+filter output ip6 daddr ::1
                                </programlisting>
                        </example>
                </refsect2>
@@ -1087,11 +1087,11 @@ vi:ts=4 sw=4
                                <example>
                                        <title>Using meta expressions</title>
                                        <programlisting>
-                                               # qualified meta expression
-                                               filter output meta oif eth0
+# qualified meta expression
+filter output meta oif eth0
 
-                                               # unqualified meta expression
-                                               filter output oif eth0
+# unqualified meta expression
+filter output oif eth0
                                        </programlisting>
                                </example>
                        </para>
@@ -2033,10 +2033,11 @@ vi:ts=4 sw=4
                                <example>
                                        <title>Verdict statements</title>
                                        <programlisting>
-                                               # process packets from eth0 and the internal network in from_lan
-                                               # chain, drop all packets from eth0 with different source addresses.
-                                               filter input iif eth0 ip saddr 192.168.0.0/24 jump from_lan
-                                               filter input iif eth0 drop
+# process packets from eth0 and the internal network in from_lan
+# chain, drop all packets from eth0 with different source addresses.
+
+filter input iif eth0 ip saddr 192.168.0.0/24 jump from_lan
+filter input iif eth0 drop
                                        </programlisting>
                                </example>
                        </para>
@@ -2094,26 +2095,26 @@ vi:ts=4 sw=4
                <example>
                        <title>Error caused by single incorrect expression</title>
                        <programlisting>
-                               &lt;cmdline&gt;:1:19-22: Error: Interface does not exist
-                               filter output oif eth0
-                               ^^^
+&lt;cmdline&gt;:1:19-22: Error: Interface does not exist
+filter output oif eth0
+^^^
                        </programlisting>
                </example>
                <example>
                        <title>Error caused by invalid combination of two expressions</title>
                        <programlisting>
-                               &lt;cmdline&gt;:1:28-36: Error: Right hand side of relational expression (==) must be constant
-                               filter output tcp dport == tcp dport
-                               ~~ ^^^^^^^^^
+&lt;cmdline&gt;:1:28-36: Error: Right hand side of relational expression (==) must be constant
+filter output tcp dport == tcp dport
+~~ ^^^^^^^^^
                        </programlisting>
                </example>
 
                <example>
                        <title>Error returned by the kernel</title>
                        <programlisting>
-                               &lt;cmdline&gt;:0:0-23: Error: Could not process rule: Operation not permitted
-                               filter output oif wlan0
-                               ^^^^^^^^^^^^^^^^^^^^^^^
+&lt;cmdline&gt;:0:0-23: Error: Could not process rule: Operation not permitted
+filter output oif wlan0
+^^^^^^^^^^^^^^^^^^^^^^^
                        </programlisting>
                </example>
        </refsect1>