1 files changed, 39 insertions, 0 deletions
diff --git a/completions/zopflipng b/completions/zopflipng
new file mode 100644
index 0000000..4526cd9
--- /dev/null
+++ b/completions/zopflipng
@@ -0,0 +1,39 @@
+# bash completion for zopflipng                            -*- shell-script -*-
+
+_zopflipng()
+{
+    local cur prev words cword split
+    _init_completion -s || return
+
+    case $prev in
+        -h | --help)
+            return
+            ;;
+        --splitting)
+            COMPREPLY=($(compgen -W '{0..3}' -- "$cur"))
+            return
+            ;;
+    esac
+
+    $split && return
+
+    if [[ $cur == -* ]]; then
+        COMPREPLY=($(_parse_help "$1" -h))
+        COMPREPLY=($(compgen -W '${COMPREPLY[@]%:}' -- "$cur"))
+        [[ ${COMPREPLY-} == *= ]] && compopt -o nospace
+        return
+    fi
+
+    if [[ ${words[*]} != *\ --prefix=* ]]; then
+        # 2 png args only if --prefix not given
+        local args
+        _count_args
+        ((args < 3)) && _filedir png
+    else
+        # otherwise arbitrary number of png args
+        _filedir png
+    fi
+} &&
+    complete -F _zopflipng zopflipng
+
+# ex: filetype=sh