Use awk more to reduce number of invoked commands a bit.

bash_completion

@@ -939,8 +939,8 @@ _mount()
     for i in {,/usr}/{,s}bin/showmount; do [ -x $i ] && sm=$i && break; done
 
     if [[ -n "$sm" && "$cur" == *:* ]]; then
-        COMPREPLY=( $( compgen -W "$( $sm -e ${cur%%:*} | sed 1d | \
-            awk '{print $1}' )" -- "$cur" ) )
+        COMPREPLY=( $( compgen -W "$( $sm -e ${cur%%:*} | \
+            awk 'NR>1 {print $1}' )" -- "$cur" ) )
     elif [[ "$cur" == //* ]]; then
         host=${cur#//}
         host=${host%%/*}
@@ -1371,7 +1371,7 @@ _known_hosts_real()
         COMPREPLY=( "${COMPREPLY[@]}" $( \
             compgen -P "$prefix$user" -S "$suffix" -W \
             "$( avahi-browse -cpr _workstation._tcp 2>/dev/null | \
-                 command grep ^= | cut -d\; -f7 | sort -u )" -- "$cur" ) )
+                 awk -F\; '/^=/ { print $7 }' | sort -u )" -- "$cur" ) )
     fi
 
     # Add results of normal hostname completion, unless

contrib/apache2ctl

@@ -7,7 +7,7 @@ _apache2ctl() {
     COMPREPLY=()
     cur=`_get_cword`
 
-    APWORDS=$(apache2ctl 2>&1 >/dev/null | head -n1 | cut -f3 -d" " | \
+    APWORDS=$(apache2ctl 2>&1 >/dev/null | awk 'NR<2 { print $3; exit }' | \
         tr "|" " ")
 
     COMPREPLY=( $( compgen -W "$APWORDS" -- "$cur" ) )

contrib/bitkeeper

@@ -7,7 +7,7 @@ _bk() {
     COMPREPLY=()
     cur=`_get_cword`
 
-    BKCMDS="$( bk help topics | command grep '^  bk' | cut -d ' ' -f 4 | \
+    BKCMDS="$( bk help topics | awk '/^  bk/ { print $4 }' | \
         xargs printf '%s ' )"
 
     COMPREPLY=( $( compgen -W "$BKCMDS" -- "$cur" ) )

contrib/brctl

@@ -21,8 +21,8 @@ _brctl()
                 show)
                     ;;
                 *)
-                    COMPREPLY=( $( compgen -W "$(brctl show | sed '1d' | \
-                        awk '{print $1}' )" -- "$cur" ) )
+                    COMPREPLY=( $( compgen -W "$(brctl show | \
+                        awk 'NR>1 {print $1}' )" -- "$cur" ) )
             esac
             ;;
         3)

contrib/xrandr

@@ -10,7 +10,7 @@ _xrandr()
 
     case "$prev" in
         --output)
-            local outputs=$(xrandr|command grep 'connected'|awk '{print $1}')
+            local outputs=$(xrandr|awk '/connected/ {print $1}')
             COMPREPLY=( $(compgen -W "$outputs" -- "$cur"))
             return 0
             ;;