1 files changed, 41 insertions, 0 deletions
diff --git a/completions/_su b/completions/_su
new file mode 100644
index 0000000..1a03c8f
--- /dev/null
+++ b/completions/_su
@@ -0,0 +1,41 @@
+# bash completion for su(1)                                -*- shell-script -*-
+
+# Use of this file is deprecated on Linux.  Upstream completion is
+# available in util-linux >= 2.23, use that instead.
+
+if [[ $OSTYPE != *linux* ]]; then
+    complete -u su # default completion
+    return
+fi
+
+_su()
+{ # linux-specific completion
+    local cur prev words cword split
+    _init_completion -s || return
+
+    case "$prev" in
+        -s | --shell)
+            _shells
+            return
+            ;;
+        -c | --command | --session-command)
+            local IFS=$'\n'
+            compopt -o filenames
+            COMPREPLY=($(compgen -d -c -- "$cur"))
+            return
+            ;;
+    esac
+
+    $split && return
+
+    if [[ $cur == -* ]]; then
+        COMPREPLY=($(compgen -W '$(_parse_help "$1" --help)' -- "$cur"))
+        [[ ${COMPREPLY-} == *= ]] && compopt -o nospace
+        return
+    fi
+
+    COMPREPLY=($(compgen -u -- "$cur"))
+} &&
+    complete -F _su su
+
+# ex: filetype=sh