runit: add bash completion

Closes: #11372 [via git-merge-pr]

srcpkgs/runit/files/sv

@@ -0,0 +1,26 @@
+# bash completion for runit sv(1)
+
+_sv()
+{
+    local cur prev words cword commands
+    _init_completion || return
+
+    commands='up down status once pause cont hup alarm interrupt 1 2 term kill exit start stop restart shutdown force-stop force-reload force-restart force-shutdown'
+
+    case $prev in
+        -w)
+            return
+            ;;
+        -* | sv)
+            COMPREPLY=( $(compgen -W "${commands}" -- ${cur}) )
+            return
+            ;;
+        *)
+            COMPREPLY=( /var/service/* )
+            COMPREPLY=( ${COMPREPLY[@]##*/} )
+            COMPREPLY=( $(compgen -W '${COMPREPLY[@]}' -- ${cur}) )
+            return
+            ;;
+    esac
+}
+complete -F _sv sv

srcpkgs/runit/template

@@ -53,4 +53,5 @@ do_install() {
 	done
 
 	vinstall ${FILESDIR}/_sv 644 usr/share/zsh/site-functions
+	vinstall ${FILESDIR}/sv  644 usr/share/bash-completion/completions
 }