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Only modify guioptions if guioptions exists #90

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9 changes: 7 additions & 2 deletions plugin/buftabline.vim
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Original file line number Diff line number Diff line change
Expand Up @@ -58,6 +58,7 @@ endfunction
let s:dirsep = fnamemodify(getcwd(),':p')[-1:]
let s:centerbuf = winbufnr(0)
let s:tablineat = has('tablineat')
let s:guioptions = exists('+guioptions')
let s:sid = s:SID() | delfunction s:SID
function! buftabline#render()
let show_num = g:buftabline_numbers == 1
Expand Down Expand Up @@ -170,8 +171,12 @@ endfunction

function! buftabline#update(zombie)
set tabline=
if tabpagenr('$') > 1 | set guioptions+=e showtabline=2 | return | endif
set guioptions-=e
if tabpagenr('$') > 1
if s:guioptions | set guioptions+=e | endif
set showtabline=2
return
endif
if s:guioptions | set guioptions-=e | endif
if 0 == g:buftabline_show
set showtabline=1
return
Expand Down