feat(clipboard): try cygutils, clip on Windows neovim#30215

runtime/autoload/provider/clipboard.vim

@@ -140,6 +140,18 @@ function! provider#clipboard#Executable() abort
     let s:copy['*'] = s:copy['+']
     let s:paste['*'] = s:paste['+']
     return 'win32yank'
+  elseif executable('putclip') && executable('getclip')
+    let s:copy['+'] = ['putclip']
+    let s:paste['+'] = ['getclip']
+    let s:copy['*'] = s:copy['+']
+    let s:paste['*'] = s:paste['+']
+    return 'putclip'
+  elseif executable('clip') && executable('powershell')
+    let s:copy['+'] = ['clip']
+    let s:paste['+'] = ['powershell', '-NoProfile', '-NoLogo', '-Command', 'Get-Clipboard']
+    let s:copy['*'] = s:copy['+']
+    let s:paste['*'] = s:paste['+']
+    return 'clip'
   elseif executable('termux-clipboard-set')
     let s:copy['+'] = ['termux-clipboard-set']
     let s:paste['+'] = ['termux-clipboard-get']

runtime/doc/provider.txt

@@ -194,6 +194,8 @@ registers. Nvim looks for these clipboard tools, in order of priority:
   - lemonade (for SSH) https://github.com/pocke/lemonade
   - doitclient (for SSH) https://www.chiark.greenend.org.uk/~sgtatham/doit/
   - win32yank (Windows)
+  - putclip, getclip (Windows) https://cygwin.com/packages/summary/cygutils.html
+  - clip, powershell (Windows) https://learn.microsoft.com/en-us/windows-server/administration/windows-commands/clip
   - termux (via termux-clipboard-set, termux-clipboard-set)
   - tmux (if $TMUX is set)