check for actual helptag files
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@ -43,8 +43,9 @@ func! s:reload_bundles()
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endf
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endf
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func! s:has_doc(rtp)
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func! s:has_doc(rtp)
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return (isdirectory(a:rtp.'/doc')
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return isdirectory(a:rtp.'/doc')
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\ && (!filereadable(a:rtp.'/doc/tags') || filewritable(a:rtp.'/doc/tags')))
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\ && (!filereadable(a:rtp.'/doc/tags') || filewritable(a:rtp.'/doc/tags'))
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\ && (len(expand(a:rtp.'/doc/*.txt')) > 0 || len(expand(a:rtp.'/doc/*.??x')) > 0)
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endf
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endf
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func! s:helptags(rtp)
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func! s:helptags(rtp)
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