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Diffstat (limited to 'chapter07/symlinks.xml')
| -rw-r--r-- | chapter07/symlinks.xml | 14 |
1 files changed, 1 insertions, 13 deletions
diff --git a/chapter07/symlinks.xml b/chapter07/symlinks.xml index 3abd34932..4b0aafeed 100644 --- a/chapter07/symlinks.xml +++ b/chapter07/symlinks.xml @@ -128,7 +128,7 @@ <para>Then write rules that create the symlinks, e.g.:</para> -<screen role="nodump"><userinput>cat > /etc/udev/rules.d/83-duplicate_devs.rules << EOF +<screen role="nodump"><userinput>cat > /etc/udev/rules.d/83-duplicate_devs.rules << "EOF" <literal> # Persistent symlinks for webcam and tuner KERNEL=="video*", ATTRS{idProduct}=="1910", ATTRS{idVendor}=="0d81", \ @@ -138,18 +138,6 @@ KERNEL=="video*", ATTRS{device}=="0x036f", ATTRS{vendor}=="0x109e", \ </literal> EOF</userinput></screen> - <note> - <para>Be aware that Udev does not recognize the backslash for line - continuation. This example works properly because both the backslash - and newline are ignored by the shell. This makes the shell send each - rule to cat on only one line. (The shell ignores this sequence because - the EOF string used in the here-document redirection is not enclosed in - either double or single quotes. For more details, see the bash(1) - manpage, and search it for "Here Documents".)</para> - <para>If modifying Udev rules with an editor, be sure to leave each - rule on one physical line.</para> - </note> - <para>The result is that <filename>/dev/video0</filename> and <filename>/dev/video1</filename> devices still refer randomly to the tuner and the web camera (and thus should never be used directly), but there are |