Improve mc completion

- Add license header
- improve file completions
- update new options

src/_mc

@@ -1,5 +1,31 @@
 #compdef mc
+# ------------------------------------------------------------------------------
 # Copyright (c) 2019 Sebastian Gniazdowski
+#
+# Permission is hereby granted, free of charge, to any person obtaining
+# a copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sublicense, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+#
+# The above copyright notice and this permission notice shall be included
+# in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+# OTHER DEALINGS IN THE SOFTWARE.
+# ------------------------------------------------------------------------------
+# Authors
+# -------
+#
+#  * Sebastian Gniazdowski (https://github.com/psprint)
+# ------------------------------------------------------------------------------
 
 setopt localoptions warncreateglobal typesetsilent
 
@@ -9,34 +35,42 @@ opts=(
   --help-all'[show help on all options]'
   --help-terminal'[terminal options help]'
   --help-color'[color options help]'
-  {-x,--xterm}'[forces xterm features]'
-  {-X,--no-x11}'[disable X11 support]'
-  {-g,--oldmouse}'[tries to use an old highlight mouse tracking]'
-  {-d,--nomouse}'[disable mouse support in text version]'
-  {-t,--termcap}'[tries to use termcap instead of terminfo]'
-  {-s,--slow}'[to run on slow terminals]'
   {-a,--stickchars}'[use stickchars to draw]'
-  {-k,--resetsoft}'[resets soft keys on HP terminals]'
-  {-K,--keymap=}'[load definitions of key bindings from specified file]'
-  --nokeymap'[dont load definitions of key bindings from file, use defaults]'
-  --colors'[KEYWORD={FORE},{BACK},{ATTR}:KEYWORD2=...]'
-  {-b,--nocolor}'[requests to run in black and white]'
-  {-c,--color}'[request to run in color mode]'
-  {-C,--colors}'[specifies a color configuration]'
-  {-S,--skin}'[show mc with specified skin]'
-  {-V,--version}'[displays the current version]'
+  '(-c --color -b --nocolor)'{-b,--nocolor}'[requests to run in black and white]'
+  '(-b --nocolor -c --color)'{-c,--color}'[request to run in color mode]'
+  {-C,--colors=}'[specifies a color configuration]:arg:'
+  --configure-options'[print configure options]'
+  {-d,--nomouse}'[disable mouse support in text version]'
+  {-d,--debuglevel=}'[save the debug level for SMB VFS]:debug level:(0 1 2 3 4 5 6 7 8 9 10)'
+  {-e,--edit=}'[edit files]:file:_files'
   {-f,--datadir}'[print data directory]'
   {-F,--datadir-info}'[print extended info about used data directories]'
-  --configure-options'[print configure options]'
-  {-P,--printwd=}'[print last working directory to specified file]'
-  {-U,--subshell}'[enables subshell support (default)]'
-  {-u,--nosubshell}'[disables subshell support]'
-  {-l,--ftplog=}'[log ftp dialog to specified file]'
-  {-v,--view=}'[launches the file viewer on a file]'
-  {-e,--edit=}'[edit files]'
+  {-g,--oldmouse}'[tries to use an old highlight mouse tracking]'
+  {-k,--resetsoft}'[resets soft keys on HP terminals]'
+  {-K,--keymap=}'[load definitions of key bindings from specified file]:file:_files'
+  {-l,--ftplog=}'[log ftp dialog to specified file]:file:_files'
+  --nokeymap'[dont load definitions of key bindings from file, use defaults]'
+  {-P,--printwd=}'[print last working directory to specified file]:file:_files'
+  {-s,--slow}'[to run on slow terminals]'
+  {-S,--skin=}'[show mc with specified skin]:skin:'
+  {-t,--termcap}'[tries to use termcap instead of terminfo]'
+  '(-U --subshell -u --nosubshell)'{-u,--nosubshell}'[disables subshell support]'
+  '(-u --nosubshell -U --subshell)'{-U,--subshell}'[enables subshell support (default)]'
+  {-v,--view=}'[launches the file viewer on a file]:file:_files'
+  {-V,--version}'[displays the current version]'
+  {-x,--xterm}'[forces xterm features]'
+  {-X,--no-x11}'[disable X11 support]'
   '*:pane directory:_directories'
 )
 
 _arguments -s $opts
 
 # Return value passes through
+
+# Local Variables:
+# mode: Shell-Script
+# sh-indentation: 2
+# indent-tabs-mode: nil
+# sh-basic-offset: 2
+# End:
+# vim: ft=zsh sw=2 ts=2 et