dmesg: New completion.

completions/util-linux

@@ -116,6 +116,31 @@ _ionice()
 } &&
 complete -F _ionice ionice
 
+have dmesg &&
+_dmesg()
+{
+    [[ $OSTYPE == *solaris* ]] && return # no args there
+
+    local cur prev words cword
+    _init_completion || return
+
+    case $prev in
+        -s|-M|-N)
+            return
+            ;;
+        -n)
+            COMPREPLY=( $( compgen -W '{1..8}' -- "$cur" ) )
+            return
+            ;;
+    esac
+
+    if [[ $cur == -* ]]; then
+        COMPREPLY=( $( compgen -W '$( _parse_usage "$1" )' -- "$cur" ) )
+        return
+    fi
+} &&
+complete -F _dmesg dmesg
+
 # Local variables:
 # mode: shell-script
 # sh-basic-offset: 4

test/completion/dmesg.exp

@@ -0,0 +1 @@
+assert_source_completions dmesg

test/lib/completions/dmesg.exp

@@ -0,0 +1,18 @@
+proc setup {} {
+    save_env
+}
+
+
+proc teardown {} {
+    assert_env_unmodified
+}
+
+
+setup
+
+
+assert_complete_any "dmesg -"
+sync_after_int
+
+
+teardown