" Vim main configuration file.
-" Make sure Vim (and not Vi) settings are enabled.
+" EDITOR SETTINGS
+
+" Prevent editing as root as it may cause security problems. Use sudoedit
+" instead. Thanks to godlygeek in #vim on Freenode (2009-06-19 22:21 CEST).
+if $HOME == '/root' || exists('$SUDO_USER')
+ echomsg 'Running as root is forbidden! Use sudoedit.'
+ qall
+endif
+
+
+" Save 'runtimepath' in case it was changed by the system's configuration
+" files.
+if has('eval')
+ let s:save_runtimepath = &runtimepath
+endif
+" Reset all options (except 'term', 'lines' and 'columns'). This makes sure a
+" system wide configuration file doesn't change default values.
+set all&
+" And restore it after all other options were reset.
+if has('eval')
+ let &runtimepath = s:save_runtimepath
+endif
+
+" Make sure Vim (and not Vi) settings are used.
set nocompatible
-" Enable automatic filedection, plugin and indention load.
-filetype plugin indent on
+" Load my scripts from ~/.vim (my scripts) and ~/.vim/runtime (checkout of Vim
+" runtime files).
+set runtimepath-=~/.vim
+set runtimepath^=~/.vim,~/.vim/runtime
+
+" Don't store swap files in the same directory as the edited file.
+set directory-=.
+" But store them in ~/.tmp if available.
+set directory^=~/.tmp
+
+" Disable modelines as they may cause security problems. Instead use
+" securemodelines (Vim script #1876).
+set nomodeline
+
+" Complete to longest common string (list:longest) and then complete all full
+" matches after another (full). Thanks to pbrisbin
+" (http://pbrisbin.com:8080/dotfiles/vimrc).
+set wildmode=list:longest,full
+
+" Increase history of executed commands (:).
+set history=1000
-" Use utf-8 file encoding for all files.
-set fileencodings=utf-8
+" Increase number of possible undos.
+set undolevels=1000
+
+" Use strong encryption if possible, also used for swap/undo files.
+if exists('+cryptmethod')
+ set cryptmethod=blowfish
+endif
+
+
+" EDIT SETTINGS
+
+" Enable automatic file detection, plugin and indention support.
+if has('autocmd')
+ filetype off " necessary for pathogen to force a reload of ftplugins
+ filetype plugin indent on
+endif
+
+" Use UTF-8 file encoding for all files. Automatically recognize latin1 in
+" existing files.
+set fileencodings=utf-8,latin1
" Wrap text after 78 characters.
set textwidth=78
set shiftwidth=4
set softtabstop=4
set expandtab
-" When < and > is used indent/deindent to the next shiftwidth boundary.
+" When < and > is used indent/deindent to the next 'shiftwidth' boundary.
set shiftround
" Use the default value for real tabs.
set tabstop=8
" Enable auto indention.
set autoindent
-" Activate lines display.
-set number
-" Display the ruler.
-set ruler
+" When joining lines only add one space after a sentence.
+set nojoinspaces
+
+" Allow backspacing over autoindent and line breaks.
+set backspace=indent,eol
+
+" Start a comment when hitting enter after a commented line (r) and when using
+" o or O around a commented line (o).
+set formatoptions+=ro
+" Don't break a line if was already longer then 'textwidth' when insert mode
+" started.
+set formatoptions+=l
+
+" Allow virtual editing (cursor can be positioned anywhere, even when there is
+" no character) in visual block mode.
+set virtualedit=block
+
+" Already display matches while typing the search command. This makes spotting
+" errors easy.
+set incsearch
" Activate syntax folding.
-set foldmethod=syntax
-set foldcolumn=2
-set foldlevel=99 " no folding at default
+if has('folding')
+ set foldmethod=syntax
+ set foldcolumn=2
+ set foldlevel=99 " no closed folds at default, 'foldenable' would disable
+ " folding which is not what I want
+endif
-" Use smartcase mode when searching; only check for case if the searched word
-" contains a capital character.
+" Only check for case if the searched word contains a capital character.
set ignorecase
set smartcase
-" Activate spell checking, use English as default.
-set spell
-set spelllang=en_us
+" Activate spell checking, use English as default. Don't use spell checking
+" when diffing.
+if exists('+spell') && has('syntax') && !&diff
+ set spell
+ set spelllang=en_us
+endif
-" When joining lines only add one space after a sentence.
-set nojoinspaces
+" Allow buffers with changes to be hidden. Very important for effective
+" editing with multiple buffers.
+set hidden
-" Allow backspacing over autoindent, line breaks and insert mode starts.
-set backspace=indent,eol,start
-" Don't use any modelines.
-set nomodeline
+" DISPLAY SETTINGS
+
+" Use a dark background. Doesn't change the background color, only sets text
+" colors for a dark terminal.
+set background=dark
+
+" Display line numbers.
+set number
+" But use as little space as necessary for the numbers column. Thanks to James
+" Vega (http://git.jamessan.com/?p=etc/vim.git;a=summary).
+if exists('+numberwidth')
+ set numberwidth=1
+endif
+" Display the ruler with current line/file position. If 'statusline' is used
+" then this only affects <C-G>.
+set ruler
+" Display partial commands in the status line.
+set showcmd
-" When completing paths first use the longest path then display a list of all
-" possible files.
-set wildmode=longest,list
+" Don't redraw screen when executing macros; increases speed. Thanks to James
+" Vega (http://git.jamessan.com/?p=etc/vim.git;a=summary).
+set lazyredraw
" Visualize the line the cursor is currently in.
-set cursorline
+if exists('+cursorline')
+ set cursorline
+endif
-" Use a dark background.
-set background=dark
+" Display tabs, trailing space, non breakable spaces and long lines (when
+" wrapping is disabled).
+set list
+set listchars=trail:-,extends:>
+if v:version >= 700
+ set listchars+=nbsp:!
+endif
+
+if has('statusline')
+ " Always display the status line even if there is only one window.
+ set laststatus=2
+
+ set statusline=
+ " on the left
+ set statusline+=%02n: " buffer number
+ set statusline+=%f\ " path to current file in buffer
+ set statusline+=%h " [help] if buffer is help file
+ set statusline+=%w " [Preview] if buffer is preview buffer
+ set statusline+=%m " [+] if buffer was modified,
+ " [-] if 'modifiable' is off
+ set statusline+=%r " [RO] if buffer is read only
+
+ " on the right
+ set statusline+=%= " right align
+ set statusline+=0x%-8B\ " current character under cursor as hex
+ set statusline+=%-12.(%l,%c%V%)\ " line number (%l),
+ " column number (%c),
+ " virtual column number if different
+ " than %c (%V)
+ set statusline+=%P " position in file in percent
+endif
+
+
+" MAPPINGS (except for plugins, see PLUGIN SETTINGS below)
+
+" Easy way to exit insert mode.
+inoremap jj <Esc>
+inoremap jk <Esc>
+" Also for command mode, thanks to http://github.com/mitechie/pyvim
+" (2010-10-15).
+cnoremap jj <C-C>
+cnoremap jk <C-C>
+" Disable arrow keys for all modes except command modes. Thanks to James Vega
+" (http://git.jamessan.com/?p=etc/vim.git;a=summary).
+map <Right> <Nop>
+map <Left> <Nop>
+map <Up> <Nop>
+map <Down> <Nop>
+imap <Right> <Nop>
+imap <Left> <Nop>
+imap <Up> <Nop>
+imap <Down> <Nop>
+" Also disable arrow keys in command mode, use <C-P>/<C-N> as replacement (see
+" below).
+cmap <Up> <Nop>
+cmap <Down> <Nop>
+cmap <Right> <Nop>
+cmap <Left> <Nop>
-" Use "," as my mapleader.
-let mapleader = ","
-let maplocalleader = ","
+" Use Ctrl-P/Ctrl-N as replacement for <Up>/<Down> in command mode. Thanks to
+" abstrakt and grayw in #vim on Freenode (2010-04-12 21:20 CEST).
+cnoremap <C-P> <Up>
+cnoremap <C-N> <Down>
+
+" Write before suspending, thanks to deryni in #vim on Freenode (2011-05-09
+" 20:02 CEST). To suspend without saving either unmap it or use :stop<CR>.
+nnoremap <C-Z> :update<CR>:stop<CR>
+
+" 2<C-G> gives more verbose information, use it by default. Thanks to NCS_One
+" in #vim on Freenode (2011-08-15 00:17 CEST).
+nnoremap <C-G> 2<C-G>
+
+" Use <Space> to move down a page and - to move up one like in mutt.
+nnoremap <Space> <C-F>
+nnoremap - <C-B>
+
+" Go to next and previous buffer. Thanks to elik in #vim on Freenode
+" (2010-05-16 18:38 CEST) for this idea.
+nnoremap <silent> gb :bnext<CR>
+nnoremap <silent> gB :bprev<CR>
+
+" Fast access to buffers.
+nnoremap <Leader>1 :1b<CR>
+nnoremap <Leader>2 :2b<CR>
+nnoremap <Leader>3 :3b<CR>
+nnoremap <Leader>4 :4b<CR>
+nnoremap <Leader>5 :5b<CR>
+nnoremap <Leader>6 :6b<CR>
+nnoremap <Leader>7 :7b<CR>
+nnoremap <Leader>8 :8b<CR>
+nnoremap <Leader>9 :9b<CR>
+nnoremap <Leader>0 :10b<CR>
+
+" Make last active window the only window. Similar to <C-w> o.
+nnoremap <C-W>O <C-W>p<C-W>o
+
+" Maps to change spell language between English and German and disable spell
+" checking.
+if exists('+spell')
+ noremap <Leader>sn :set nospell<CR>
+ noremap <Leader>se :set spell spelllang=en_us<CR>
+ noremap <Leader>sd :set spell spelllang=de_de<CR>
+endif
+
+" Add semicolon to the end of the line. Thanks to
+" http://www.van-laarhoven.org/vim/.vimrc for this idea and godlygeek in #vim
+" on Freenode for an improved version which doesn't clobber any marks.
+nnoremap <silent> <Leader>; :call setline(line('.'), getline('.') . ';')<CR>
+
+" * and # for selections in visual mode. Thanks to
+" http://got-ravings.blogspot.com/2008/07/vim-pr0n-visual-search-mappings.html
+" and all nerds involved (godlygeek, strull in #vim on Freenode).
+if has('eval')
+ function! s:VSetSearch()
+ let temp = @@
+ normal! gvy
+ let @/ = '\V' . substitute(escape(@@, '\'), '\n', '\\n', 'g')
+ let @@ = temp
+ endfunction
+ vnoremap * :<C-U>call <SID>VSetSearch()<CR>//<CR>
+ vnoremap # :<C-U>call <SID>VSetSearch()<CR>??<CR>
+endif
" I often type "W" instead of "w" when trying to save a file. Fix my mistake.
-cmap W w
-cmap Wq wq
+" Thanks to Tony Mechelynck <antoine.mechelynck@gmail.com> from the Vim
+" mailing list for the commands.
+if v:version < 700
+ cnoreabbrev W w
+ cnoreabbrev Wa wa
+ cnoreabbrev Wq wq
+ cnoreabbrev Wqa wqa
+else
+ cnoreabbrev <expr> W
+ \ ((getcmdtype() == ':' && getcmdpos() <= 2) ? 'w' : 'W')
+ cnoreabbrev <expr> Wa
+ \ ((getcmdtype() == ':' && getcmdpos() <= 3) ? 'wa' : 'Wa')
+ cnoreabbrev <expr> Wq
+ \ ((getcmdtype() == ':' && getcmdpos() <= 3) ? 'wq' : 'Wq')
+ cnoreabbrev <expr> Wqa
+ \ ((getcmdtype() == ':' && getcmdpos() <= 4) ? 'wqa' : 'Wqa')
+endif
+" Also fix my typo with "Q".
+if v:version < 700
+ cnoreabbrev Q q
+ cnoreabbrev Qa qa
+else
+ cnoreabbrev <expr> Q
+ \ ((getcmdtype() == ':' && getcmdpos() <= 2) ? 'q' : 'Q')
+ cnoreabbrev <expr> Qa
+ \ ((getcmdtype() == ':' && getcmdpos() <= 3) ? 'qa' : 'Qa')
+endif
+" Make sure xa0 (alt + space) is automatically changed to a normal whitespace
+" if pressed accidentally while in insert mode (happens on Mac when alt
+" doesn't send escape). filereadable() is necessary for Leopard were 'mac' is
+" no longer set on the console.
+if has('mac') || filereadable('/Users/.localized')
+ inoremap <Char-0xa0> <Space>
+endif
" Disable Apple style movements in MacVim.
-if has("gui_macvim")
+if has('gui_macvim') && has('eval')
let macvim_skip_cmd_opt_movement = 1
endif
+" In case 'hlsearch' is used disable it with <C-L>. Thanks to frogonwheels and
+" vimgor (bot) in #vim on Freenode (2010-03-30 05:58 CEST).
+noremap <silent> <C-L> :nohlsearch<CR><C-L>
+
+
+" ABBREVIATIONS
+
+" Fix some of my spelling mistakes.
+iabbrev relle reelle
+iabbrev reele reelle
+
+
+" SYNTAX SETTINGS
" Activate syntax coloring.
-syntax enable
+if has('syntax')
+ syntax enable
+
+" Don't highlight more than 500 columns as I normally don't have that long
+" lines and they slow down syntax coloring. Thanks to Derek Wyatt
+" (http://www.derekwyatt.org/vim/the-vimrc-file/).
+ if exists('+synmaxcol')
+ set synmaxcol=500
+ endif
+
+" Highlight lines longer than 78 characters. Thanks to Tony Mechelynck
+" <antoine.mechelynck@gmail.com> from the Vim mailing list. It can easily be
+" disabled when necessary with :2match (in Vim >= 700).
+ if exists(':2match')
+ 2match Todo /\%>78v./
+ else
+ match Todo /\%>78v./
+ endif
+" Highlight TODO, FIXME, CHANGED and XXX in all documents.
+ if exists('*matchadd')
+ call matchadd('Todo', '\(TODO\|FIXME\|CHANGED\|XXX\)')
+ endif
-" Automatically save and the load the file state (stored in ~/.vim/view).
-autocmd BufWrite * mkview
-autocmd BufRead * loadview
+" Settings for specific filetypes.
+
+ " Perl.
+ let g:perl_fold = 1
+ let g:perl_fold_blocks = 1
+ let g:perl_nofold_packages = 1
+ let g:perl_include_pod = 1 " syntax coloring for PODs
+
+endif
+
+
+" PLUGIN SETTINGS
+
+" Use pathogen which allows one 'runtimepath' entry per plugin. This makes
+" installing/removing/updating plugins simple. (Used for plugins with more
+" than one file.)
+if has('eval') && v:version >= 700
+ execute 'call pathogen#runtime_append_all_bundles()'
+endif
+
+" Settings for the NERD commenter.
+" Don't create any mappings I don't want to use.
+if has('eval')
+ let NERDCreateDefaultMappings = 0
+endif
+" Map toggle comment.
+map <Leader><Leader> <Plug>NERDCommenterToggle
+
+" XPTemplate settings.
+if has('eval')
+ " Try to maintain snippet rendering even after editing outside of a
+ " snippet.
+ let g:xptemplate_strict = 0
+ " Don't complete any braces automatically.
+ let g:xptemplate_brace_complete = 0
+ " Only highlight the current placeholder.
+ let g:xptemplate_highlight = 'current'
+endif
+
+
+" AUTO COMMANDS
+
+" Use a custom auto group to prevent problems when the vimrc files is sourced
+" twice.
+if has('autocmd')
+ augroup vimrc
+ autocmd!
+
+" Go to last position of opened files. Taken from :help last-position-jump.
+ autocmd BufReadPost *
+ \ if line("'\"") > 1 && line("'\"") <= line("$") |
+ \ execute "normal! g'\"" |
+ \ endif
+" But not for Git commits, go to beginning of the file.
+ autocmd BufReadPost COMMIT_EDITMSG normal! gg
+
+" Make sure 'list' and 'number' is disabled in help files. This is necessary
+" when switching to a help buffer which is in the background with :buffer as
+" these options are local to windows (and not only to buffers). This happens
+" because I often want to use only one window and thus the help buffer is in
+" the background.
+ autocmd BufWinEnter *.txt
+ \ if &filetype == 'help' |
+ \ setlocal nolist |
+ \ setlocal nonumber |
+ \ endif
+
+" Automatically disable 'paste' mode when leaving insert mode. Thanks to
+" Raimondi in #vim on Freenode (2010-08-14 23:01 CEST). Very useful as I only
+" want to paste once and then 'paste' gets automatically unset.
+ if exists('#InsertLeave')
+ autocmd InsertLeave * set nopaste
+ endif
+
+" AFTER/FTPLUGIN AUTO COMMANDS
+
+" Disable spell checking for files which don't need it.
+ autocmd FileType deb setlocal nospell
+ autocmd FileType diff setlocal nospell
+ autocmd FileType tar setlocal nospell
+" Fix to allow Vim edit crontab files as crontab doesn't work with
+" backupcopy=auto.
+ autocmd FileType crontab setlocal backupcopy=yes
+" Don't use the modeline in git commits as the diff created by `git commit -v`
+" may contain one which could change the filetype or other settings of the
+" commit buffer. Also make sure we use only 72 characters per line which is
+" the recommendation for git commit messages (http://tpope.net/node/106).
+ autocmd FileType gitcommit let g:secure_modelines_allowed_items = [] |
+ \ setlocal textwidth=72
+" Use the same comment string as for Vim files in Vimperator files.
+ autocmd FileType vimperator setlocal commentstring=\"%s
+
+" FTDETECT AUTO COMMANDS
+
+" Recognize .md as markdown files (Vim default is .mkd).
+ autocmd BufRead,BufNewFile *.md set filetype=mkd
+" Recognize .test as Tcl files.
+ autocmd BufRead,BufNewFile *.test set filetype=tcl
+
+" OTHER AUTO COMMANDS
+
+" Disable spell checking, displaying of list characters and long lines when
+" viewing documentation.
+ autocmd BufReadPost /usr/share/doc/* setlocal nospell nolist | 2match
+
+" Use diff filetype for mercurial patches in patch queue.
+ autocmd BufReadPost */.hg/patches/* set filetype=diff
+
+ augroup END
+endif