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provider/clipboard.vim: fallback if xsel is broken (#5868)

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Old versions of `xsel` do not support some required features.
Fall back to `xclip` then.

Closes #5853
This commit is contained in:
Justin M. Keyes 2017-01-04 15:10:31 +01:00 committed by GitHub
parent 1dc67f4dc8
commit 695703ca97
1 changed files with 7 additions and 1 deletions
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8
runtime/autoload/provider/clipboard.vim
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@ -33,6 +33,12 @@ function! s:try_cmd(cmd, ...)
return out
endfunction
" Returns TRUE if `cmd` exits with success, else FALSE.
function! s:cmd_ok(cmd)
call system(a:cmd)
return v:shell_error == 0
endfunction
let s:cache_enabled = 1
let s:err = ''
@ -48,7 +54,7 @@ function! provider#clipboard#Executable() abort
let s:paste['*'] = s:paste['+']
let s:cache_enabled = 0
return 'pbcopy'
elseif exists('$DISPLAY') && executable('xsel')
elseif exists('$DISPLAY') && executable('xsel') && s:cmd_ok('xsel -o -b')
let s:copy['+'] = 'xsel --nodetach -i -b'
let s:paste['+'] = 'xsel -o -b'
let s:copy['*'] = 'xsel --nodetach -i -p'