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diff --git a/README.md b/README.md
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+System Copy
+===========
+
+System copy provides a mapping to copy to the system clipboard. It accepts a
+motion or can be used with a visual selction.
+
+`cpiw` => copy word into system clipboard
+`cpi'` => copy inside single quotes to system clipboard
diff --git a/plugin/system_copy.vim b/plugin/system_copy.vim
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+++ b/plugin/system_copy.vim
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+let s:blockwise = 'blockwise visual'
+let s:visual = 'visual'
+let s:motion = 'motion'
+let s:linewise = 'linewise'
+
+if exists('g:loaded_system_copy') || &cp || v:version < 700
+  finish
+endif
+let g:loaded_system_copy = 1
+
+function! s:system_copy(type, ...) abort
+  let mode = <SID>resolve_mode(a:type, a:0)
+  echohl String | echon 'Activated from: ' . mode | echohl None
+endfunction
+
+function! s:resolve_mode(type, arg)
+  let visual_mode = a:arg != 0
+  if visual_mode
+    if a:type == ''
+      return s:blockwise
+    else
+      return s:visual
+    end
+  elseif a:type == 'line'
+    return s:linewise
+  else
+    return s:motion
+  endif
+endfunction
+
+xnoremap <silent> <Plug>SystemCopy :<C-U>call <SID>system_copy(visualmode(),visualmode() ==# 'V' ? 1 : 0)<CR>
+nnoremap <silent> <Plug>SystemCopy :<C-U>set opfunc=<SID>system_copy<CR>g@
+
+if !hasmapto('<Plug>SystemCopy') || maparg('cp','n') ==# ''
+  xmap cp <Plug>SystemCopy
+  nmap cp <Plug>SystemCopy
+  nmap cP <Plug>SystemCopyLine
+endif