1" Vim filetype plugin file 2" Language: man 3" Maintainer: SungHyun Nam <[email protected]> 4" Last Change: 2010 Nov 29 5 6" To make the ":Man" command available before editing a manual page, source 7" this script from your startup vimrc file. 8 9" If 'filetype' isn't "man", we must have been called to only define ":Man". 10if &filetype == "man" 11 12 " Only do this when not done yet for this buffer 13 if exists("b:did_ftplugin") 14 finish 15 endif 16 let b:did_ftplugin = 1 17 18 " Ensure Vim is not recursively invoked (man-db does this) 19 " when doing ctrl-[ on a man page reference. 20 let $MANPAGER = "" 21 22 " allow dot and dash in manual page name. 23 setlocal iskeyword+=\.,- 24 25 " Add mappings, unless the user didn't want this. 26 if !exists("no_plugin_maps") && !exists("no_man_maps") 27 if !hasmapto('<Plug>ManBS') 28 nmap <buffer> <LocalLeader>h <Plug>ManBS 29 endif 30 nnoremap <buffer> <Plug>ManBS :%s/.\b//g<CR>:setl nomod<CR>'' 31 32 nnoremap <buffer> <c-]> :call <SID>PreGetPage(v:count)<CR> 33 nnoremap <buffer> <c-t> :call <SID>PopPage()<CR> 34 endif 35 36endif 37 38if exists(":Man") != 2 39 com -nargs=+ Man call s:GetPage(<f-args>) 40 nmap <Leader>K :call <SID>PreGetPage(0)<CR> 41endif 42 43" Define functions only once. 44if !exists("s:man_tag_depth") 45 46let s:man_tag_depth = 0 47 48let s:man_sect_arg = "" 49let s:man_find_arg = "-w" 50try 51 if !has("win32") && $OSTYPE !~ 'cygwin\|linux' && system('uname -s') =~ "SunOS" && system('uname -r') =~ "^5" 52 let s:man_sect_arg = "-s" 53 let s:man_find_arg = "-l" 54 endif 55catch /E145:/ 56 " Ignore the error in restricted mode 57endtry 58 59func <SID>PreGetPage(cnt) 60 if a:cnt == 0 61 let old_isk = &iskeyword 62 setl iskeyword+=(,) 63 let str = expand("<cword>") 64 let &l:iskeyword = old_isk 65 let page = substitute(str, '(*\(\k\+\).*', '\1', '') 66 let sect = substitute(str, '\(\k\+\)(\([^()]*\)).*', '\2', '') 67 if match(sect, '^[0-9 ]\+$') == -1 68 let sect = "" 69 endif 70 if sect == page 71 let sect = "" 72 endif 73 else 74 let sect = a:cnt 75 let page = expand("<cword>") 76 endif 77 call s:GetPage(sect, page) 78endfunc 79 80func <SID>GetCmdArg(sect, page) 81 if a:sect == '' 82 return a:page 83 endif 84 return s:man_sect_arg.' '.a:sect.' '.a:page 85endfunc 86 87func <SID>FindPage(sect, page) 88 let where = system("/usr/bin/man ".s:man_find_arg.' '.s:GetCmdArg(a:sect, a:page)) 89 if where !~ "^/" 90 if matchstr(where, " [^ ]*$") !~ "^ /" 91 return 0 92 endif 93 endif 94 return 1 95endfunc 96 97func <SID>GetPage(...) 98 if a:0 >= 2 99 let sect = a:1 100 let page = a:2 101 elseif a:0 >= 1 102 let sect = "" 103 let page = a:1 104 else 105 return 106 endif 107 108 " To support: nmap K :Man <cword> 109 if page == '<cword>' 110 let page = expand('<cword>') 111 endif 112 113 if sect != "" && s:FindPage(sect, page) == 0 114 let sect = "" 115 endif 116 if s:FindPage(sect, page) == 0 117 echo "\nCannot find a '".page."'." 118 return 119 endif 120 exec "let s:man_tag_buf_".s:man_tag_depth." = ".bufnr("%") 121 exec "let s:man_tag_lin_".s:man_tag_depth." = ".line(".") 122 exec "let s:man_tag_col_".s:man_tag_depth." = ".col(".") 123 let s:man_tag_depth = s:man_tag_depth + 1 124 125 " Use an existing "man" window if it exists, otherwise open a new one. 126 if &filetype != "man" 127 let thiswin = winnr() 128 exe "norm! \<C-W>b" 129 if winnr() > 1 130 exe "norm! " . thiswin . "\<C-W>w" 131 while 1 132 if &filetype == "man" 133 break 134 endif 135 exe "norm! \<C-W>w" 136 if thiswin == winnr() 137 break 138 endif 139 endwhile 140 endif 141 if &filetype != "man" 142 new 143 setl nonu fdc=0 144 endif 145 endif 146 silent exec "edit $HOME/".page.".".sect."~" 147 " Avoid warning for editing the dummy file twice 148 setl buftype=nofile noswapfile 149 150 setl ma 151 silent exec "norm 1GdG" 152 let $MANWIDTH = winwidth(0) 153 silent exec "r!/usr/bin/man ".s:GetCmdArg(sect, page)." | col -b" 154 " Remove blank lines from top and bottom. 155 while getline(1) =~ '^\s*$' 156 silent norm ggdd 157 endwhile 158 while getline('$') =~ '^\s*$' 159 silent norm Gdd 160 endwhile 161 1 162 setl ft=man nomod 163 setl bufhidden=hide 164 setl nobuflisted 165endfunc 166 167func <SID>PopPage() 168 if s:man_tag_depth > 0 169 let s:man_tag_depth = s:man_tag_depth - 1 170 exec "let s:man_tag_buf=s:man_tag_buf_".s:man_tag_depth 171 exec "let s:man_tag_lin=s:man_tag_lin_".s:man_tag_depth 172 exec "let s:man_tag_col=s:man_tag_col_".s:man_tag_depth 173 exec s:man_tag_buf."b" 174 exec s:man_tag_lin 175 exec "norm ".s:man_tag_col."|" 176 exec "unlet s:man_tag_buf_".s:man_tag_depth 177 exec "unlet s:man_tag_lin_".s:man_tag_depth 178 exec "unlet s:man_tag_col_".s:man_tag_depth 179 unlet s:man_tag_buf s:man_tag_lin s:man_tag_col 180 endif 181endfunc 182 183endif 184 185" vim: set sw=2: 186