From 303837b5be695ea56a45c9e508abf3dbaefa7ca0 Mon Sep 17 00:00:00 2001
From: Adam Stankiewicz <sheerun@sher.pl>
Date: Fri, 13 Sep 2013 17:28:18 +0200
Subject: Add latex support

---
 ftplugin/latex-suite/main.vim | 1042 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 1042 insertions(+)
 create mode 100644 ftplugin/latex-suite/main.vim

(limited to 'ftplugin/latex-suite/main.vim')

diff --git a/ftplugin/latex-suite/main.vim b/ftplugin/latex-suite/main.vim
new file mode 100644
index 00000000..ad27b917
--- /dev/null
+++ b/ftplugin/latex-suite/main.vim
@@ -0,0 +1,1042 @@
+" LaTeX filetype
+"	  Language: LaTeX (ft=tex)
+"	Maintainer: Srinath Avadhanula
+"		   URL: 
+
+" line continuation used here.
+let s:save_cpo = &cpo
+set cpo&vim
+
+" avoiding re-inclusion {{{
+" the avoiding re-inclusion statement is not provided here because the files
+" which call this file should in the normal course of events handle the
+" re-inclusion stuff.
+
+" we definitely dont want to run through the entire file each and every time.
+" only once to define the functions. for successive latex files, just set up
+" the folding and mappings and quit.
+if exists('s:doneFunctionDefinitions') && !exists('b:forceRedoLocalTex')
+	call s:SetTeXOptions()
+	finish
+endif
+
+let s:doneFunctionDefinitions = 1
+
+" get the place where this plugin resides for setting cpt and dict options.
+" these lines need to be outside the function.
+let s:path = expand('<sfile>:p:h')
+" set up personal defaults.
+runtime ftplugin/tex/texrc
+" set up global defaults.
+exe "so ".fnameescape(s:path.'/texrc')
+
+" }}}
+
+nmap <silent> <script> <plug> i
+imap <silent> <script> <C-o><plug> <Nop>
+
+" ==============================================================================
+" mappings
+" ==============================================================================
+" {{{
+" calculate the mapleader character.
+let s:ml = '<Leader>'
+
+if !exists('s:doneMappings')
+	let s:doneMappings = 1
+	" short forms for latex formatting and math elements. {{{
+	" taken from auctex.vim or miktexmacros.vim
+	call IMAP ('__', '_{<++>}<++>', "tex")
+	call IMAP ('()', '(<++>)<++>', "tex")
+	call IMAP ('[]', '[<++>]<++>', "tex")
+	call IMAP ('{}', '{<++>}<++>', "tex")
+	call IMAP ('^^', '^{<++>}<++>', "tex")
+	call IMAP ('$$', '$<++>$<++>', "tex")
+	call IMAP ('==', '&=& ', "tex")
+	call IMAP ('~~', '&\approx& ', "tex")
+	call IMAP ('=~', '\approx', "tex")
+	call IMAP ('::', '\dots', "tex")
+	call IMAP ('((', '\left( <++> \right)<++>', "tex")
+	call IMAP ('[[', '\left[ <++> \right]<++>', "tex")
+	call IMAP ('{{', '\left\{ <++> \right\}<++>', "tex")
+	call IMAP (g:Tex_Leader.'^', '\hat{<++>}<++>', "tex")
+	call IMAP (g:Tex_Leader.'_', '\bar{<++>}<++>', "tex")
+	call IMAP (g:Tex_Leader.'6', '\partial', "tex")
+	call IMAP (g:Tex_Leader.'8', '\infty', "tex")
+	call IMAP (g:Tex_Leader.'/', '\frac{<++>}{<++>}<++>', "tex")
+	call IMAP (g:Tex_Leader.'%', '\frac{<++>}{<++>}<++>', "tex")
+	call IMAP (g:Tex_Leader.'@', '\circ', "tex")
+	call IMAP (g:Tex_Leader.'0', '^\circ', "tex")
+	call IMAP (g:Tex_Leader.'=', '\equiv', "tex")
+	call IMAP (g:Tex_Leader."\\",'\setminus', "tex")
+	call IMAP (g:Tex_Leader.'.', '\cdot', "tex")
+	call IMAP (g:Tex_Leader.'*', '\times', "tex")
+	call IMAP (g:Tex_Leader.'&', '\wedge', "tex")
+	call IMAP (g:Tex_Leader.'-', '\bigcap', "tex")
+	call IMAP (g:Tex_Leader.'+', '\bigcup', "tex")
+	call IMAP (g:Tex_Leader.'M', '\sum_{<++>}^{<++>}<++>', 'tex')
+	call IMAP (g:Tex_Leader.'S', '\sum_{<++>}^{<++>}<++>', 'tex')
+	call IMAP (g:Tex_Leader.'(', '\subset', "tex")
+	call IMAP (g:Tex_Leader.')', '\supset', "tex")
+	call IMAP (g:Tex_Leader.'<', '\le', "tex")
+	call IMAP (g:Tex_Leader.'>', '\ge', "tex")
+	call IMAP (g:Tex_Leader.',', '\nonumber', "tex")
+	call IMAP (g:Tex_Leader.'~', '\tilde{<++>}<++>', "tex")
+	call IMAP (g:Tex_Leader.';', '\dot{<++>}<++>', "tex")
+	call IMAP (g:Tex_Leader.':', '\ddot{<++>}<++>', "tex")
+	call IMAP (g:Tex_Leader.'2', '\sqrt{<++>}<++>', "tex")
+	call IMAP (g:Tex_Leader.'|', '\Big|', "tex")
+	call IMAP (g:Tex_Leader.'I', "\\int_{<++>}^{<++>}<++>", 'tex')
+	" }}}
+	" Greek Letters {{{
+	call IMAP(g:Tex_Leader.'a', '\alpha', 'tex')
+	call IMAP(g:Tex_Leader.'b', '\beta', 'tex')
+	call IMAP(g:Tex_Leader.'c', '\chi', 'tex')
+	call IMAP(g:Tex_Leader.'d', '\delta', 'tex')
+	call IMAP(g:Tex_Leader.'e', '\varepsilon', 'tex')
+	call IMAP(g:Tex_Leader.'f', '\varphi', 'tex')
+	call IMAP(g:Tex_Leader.'g', '\gamma', 'tex')
+	call IMAP(g:Tex_Leader.'h', '\eta', 'tex')
+	call IMAP(g:Tex_Leader.'i', '\iota', 'tex')
+	call IMAP(g:Tex_Leader.'k', '\kappa', 'tex')
+	call IMAP(g:Tex_Leader.'l', '\lambda', 'tex')
+	call IMAP(g:Tex_Leader.'m', '\mu', 'tex')
+	call IMAP(g:Tex_Leader.'n', '\nu', 'tex')
+	call IMAP(g:Tex_Leader.'p', '\pi', 'tex')
+	call IMAP(g:Tex_Leader.'q', '\theta', 'tex')
+	call IMAP(g:Tex_Leader.'r', '\rho', 'tex')
+	call IMAP(g:Tex_Leader.'s', '\sigma', 'tex')
+	call IMAP(g:Tex_Leader.'t', '\tau', 'tex')
+	call IMAP(g:Tex_Leader.'u', '\upsilon', 'tex')
+	call IMAP(g:Tex_Leader.'v', '\varsigma', 'tex')
+	call IMAP(g:Tex_Leader.'w', '\omega', 'tex')
+	call IMAP(g:Tex_Leader.'w', '\wedge', 'tex')  " AUCTEX style
+	call IMAP(g:Tex_Leader.'x', '\xi', 'tex')
+	call IMAP(g:Tex_Leader.'y', '\psi', 'tex')
+	call IMAP(g:Tex_Leader.'z', '\zeta', 'tex')
+	" not all capital greek letters exist in LaTeX!
+	" reference: http://www.giss.nasa.gov/latex/ltx-405.html
+	call IMAP(g:Tex_Leader.'D', '\Delta', 'tex')
+	call IMAP(g:Tex_Leader.'F', '\Phi', 'tex')
+	call IMAP(g:Tex_Leader.'G', '\Gamma', 'tex')
+	call IMAP(g:Tex_Leader.'Q', '\Theta', 'tex')
+	call IMAP(g:Tex_Leader.'L', '\Lambda', 'tex')
+	call IMAP(g:Tex_Leader.'X', '\Xi', 'tex')
+	call IMAP(g:Tex_Leader.'Y', '\Psi', 'tex')
+	call IMAP(g:Tex_Leader.'S', '\Sigma', 'tex')
+	call IMAP(g:Tex_Leader.'U', '\Upsilon', 'tex')
+	call IMAP(g:Tex_Leader.'W', '\Omega', 'tex')
+	" }}}
+	" ProtectLetters: sets up indentity maps for things like ``a {{{
+	" " Description: If we simply do
+	" 		call IMAP('`a', '\alpha', 'tex')
+	" then we will never be able to type 'a' after a tex-quotation. Since
+	" IMAP() always uses the longest map ending in the letter, this problem
+	" can be avoided by creating a fake map for ``a -> ``a.
+	" This function sets up fake maps of the following forms:
+	" 	``[aA]  -> ``[aA]    (for writing in quotations)
+	" 	\`[aA]  -> \`[aA]    (for writing diacritics)
+	" 	"`[aA]  -> "`[aA]    (for writing german quotations)
+	" It does this for all printable lower ascii characters just to make sure
+	" we dont let anything slip by.
+	function! s:ProtectLetters(first, last)
+		let i = a:first
+		while i <= a:last
+			if nr2char(i) =~ '[[:print:]]'
+				call IMAP('``'.nr2char(i), '``'.nr2char(i), 'tex')
+				call IMAP('\`'.nr2char(i), '\`'.nr2char(i), 'tex')
+				call IMAP('"`'.nr2char(i), '"`'.nr2char(i), 'tex')
+			endif
+			let i = i + 1
+		endwhile
+	endfunction 
+	call s:ProtectLetters(32, 127)
+	" }}}
+	" vmaps: enclose selected region in brackets, environments {{{ 
+	" The action changes depending on whether the selection is character-wise
+	" or line wise. for example, selecting linewise and pressing \v will
+	" result in the region being enclosed in \begin{verbatim}, \end{verbatim},
+	" whereas in characterise visual mode, the thingie is enclosed in \verb|
+	" and |.
+	exec 'vnoremap <silent> '.g:Tex_Leader."( \<C-\\>\<C-N>:call VEnclose('\\left( ', ' \\right)', '\\left(', '\\right)')\<CR>"
+	exec 'vnoremap <silent> '.g:Tex_Leader."[ \<C-\\>\<C-N>:call VEnclose('\\left[ ', ' \\right]', '\\left[', '\\right]')\<CR>"
+	exec 'vnoremap <silent> '.g:Tex_Leader."{ \<C-\\>\<C-N>:call VEnclose('\\left\\{ ', ' \\right\\}', '\\left\\{', '\\right\\}')\<CR>"
+	exec 'vnoremap <silent> '.g:Tex_Leader."$ \<C-\\>\<C-N>:call VEnclose('$', '$', '\\[', '\\]')\<CR>"
+	" }}}
+end
+
+" }}}
+
+" ==============================================================================
+" Helper functions for debugging
+" ============================================================================== 
+" Tex_Debug: appends the argument into s:debugString {{{
+" Description: 
+" 
+" Do not want a memory leak! Set this to zero so that latex-suite always
+" starts out in a non-debugging mode.
+if !exists('g:Tex_Debug')
+	let g:Tex_Debug = 0
+endif
+function! Tex_Debug(str, ...)
+	if !g:Tex_Debug
+		return
+	endif
+	if a:0 > 0
+		let pattern = a:1
+	else
+		let pattern = ''
+	endif
+	if !exists('s:debugString_'.pattern)
+		let s:debugString_{pattern} = ''
+	endif
+	let s:debugString_{pattern} = s:debugString_{pattern}.a:str."\n"
+
+	let s:debugString_ = (exists('s:debugString_') ? s:debugString_ : '')
+		\ . pattern.' : '.a:str."\n"
+
+	if Tex_GetVarValue('Tex_DebugLog') != ''
+		exec 'redir! >> '.Tex_GetVarValue('Tex_DebugLog')
+		silent! echo pattern.' : '.a:str
+		redir END
+	endif
+endfunction " }}}
+" Tex_PrintDebug: prings s:debugString {{{
+" Description: 
+" 
+function! Tex_PrintDebug(...)
+	if a:0 > 0
+		let pattern = a:1
+	else
+		let pattern = ''
+	endif
+	if exists('s:debugString_'.pattern)
+		echo s:debugString_{pattern}
+	endif
+endfunction " }}}
+" Tex_ClearDebug: clears the s:debugString string {{{
+" Description: 
+" 
+function! Tex_ClearDebug(...)
+	if a:0 > 0
+		let pattern = a:1
+	else
+		let pattern = ''
+	endif
+	if exists('s:debugString_'.pattern)
+		let s:debugString_{pattern} = ''
+	endif
+endfunction " }}}
+" Tex_ShowVariableValue: debugging help {{{
+" provides a way to examine script local variables from outside the script.
+" very handy for debugging.
+function! Tex_ShowVariableValue(...)
+	let i = 1
+	while i <= a:0
+		exe 'let arg = a:'.i
+		if exists('s:'.arg) ||
+		\  exists('*s:'.arg)
+			exe 'let val = s:'.arg
+			echomsg 's:'.arg.' = '.val
+		end
+		let i = i + 1
+	endwhile
+endfunction
+
+" }}}
+
+" ==============================================================================
+" Helper functions for grepping
+" ============================================================================== 
+" Tex_Grep: shorthand for :grep or :vimgrep {{{
+function! Tex_Grep(string, where)
+	if v:version >= 700
+		exec 'silent! vimgrep! /'.a:string.'/ '.a:where
+	else
+		exec 'silent! grep! '.Tex_EscapeForGrep(a:string).' '.a:where
+	endif
+endfunction
+
+" }}}
+" Tex_Grepadd: shorthand for :grepadd or :vimgrepadd {{{
+function! Tex_Grepadd(string, where)
+	if v:version >= 700
+		exec 'silent! vimgrepadd! /'.a:string.'/ '.a:where
+	else
+		exec "silent! grepadd! ".Tex_EscapeForGrep(a:string).' '.a:where
+	endif
+endfunction
+
+" }}}
+" Tex_EscapeForGrep: escapes back-slashes and doublequotes the correct number of times {{{
+" Description: This command escapes the backslash and double quotes in a
+" 	search pattern the correct number of times so it can be used in the ``:grep``
+" 	command. This command is meant to be used as::
+"
+" 		exec "silent! grep ".Tex_EscapeForGrep(pattern)." file"
+"
+" 	The input argument to this function should be the string which you want
+" 	the external command to finally see. For example, to search for a string
+" 	``'\bibitem'``, the grep command needs to be passed a string like
+" 	``'\\bibitem'``.  Examples::
+"
+" 		Tex_EscapeForGrep('\\bibitem')        	" correct
+" 		Tex_EscapeForGrep('\bibitem')			" wrong
+" 		Tex_EscapeForGrep("\\bibitem")			" wrong
+" 		Tex_EscapeForGrep('\<word\>')			" correct
+"
+function! Tex_EscapeForGrep(string)
+	let retVal = a:string
+
+	" The shell halves the backslashes.
+	if &shell =~ 'sh'
+		let retVal = escape(retVal, "\\")
+
+		" If shellxquote is set, then the backslashes are halved yet again.
+		if &shellxquote == '"'
+			let retVal = escape(retVal, "\"\\")
+		endif
+
+	endif
+	" escape special characters which bash/cmd.exe might interpret
+	let retVal = escape(retVal, "<>")
+
+	return retVal
+endfunction " }}}
+
+" ==============================================================================
+" Uncategorized helper functions
+" ============================================================================== 
+" Tex_Strntok: extract the n^th token from a list {{{
+" example: Strntok('1,23,3', ',', 2) = 23
+fun! Tex_Strntok(s, tok, n)
+	return matchstr( a:s.a:tok[0], '\v(\zs([^'.a:tok.']*)\ze['.a:tok.']){'.a:n.'}')
+endfun
+
+" }}}
+" Tex_CreatePrompt: creates a prompt string {{{
+" Description: 
+" Arguments:
+"     promptList: This is a string of the form:
+"         'item1,item2,item3,item4'
+"     cols: the number of columns in the resultant prompt
+"     sep: the list seperator token
+"
+" Example:
+" Tex_CreatePrompt('item1,item2,item3,item4', 2, ',')
+" returns
+" "(1) item1\t(2)item2\n(3)item3\t(4)item4"
+"
+" This string can be used in the input() function.
+function! Tex_CreatePrompt(promptList, cols, sep)
+
+	let g:listSep = a:sep
+	let num_common = GetListCount(a:promptList)
+
+	let i = 1
+	let promptStr = ""
+
+	while i <= num_common
+
+		let j = 0
+		while j < a:cols && i + j <= num_common
+			let com = Tex_Strntok(a:promptList, a:sep, i+j)
+			let promptStr = promptStr.'('.(i+j).') '. 
+						\ com."\t".( strlen(com) < 4 ? "\t" : '' )
+
+			let j = j + 1
+		endwhile
+
+		let promptStr = promptStr."\n"
+
+		let i = i + a:cols
+	endwhile
+	return promptStr
+endfunction 
+
+" }}}
+" Tex_CleanSearchHistory: removes last search item from search history {{{
+" Description: This function needs to be globally visible because its
+"              called from outside the script during expansion.
+function! Tex_CleanSearchHistory()
+  call histdel("/", -1)
+  let @/ = histget("/", -1)
+endfunction
+nmap <silent> <script> <plug>cleanHistory :call Tex_CleanSearchHistory()<CR>
+
+" }}}
+" Tex_GetVarValue: gets the value of the variable {{{
+" Description: 
+" 	See if a window-local, buffer-local or global variable with the given name
+" 	exists and if so, returns the corresponding value. If none exist, return
+" 	an empty string.
+function! Tex_GetVarValue(varname, ...)
+	if exists('w:'.a:varname)
+		return w:{a:varname}
+	elseif exists('b:'.a:varname)
+		return b:{a:varname}
+	elseif exists('g:'.a:varname)
+		return g:{a:varname}
+	elseif a:0 > 0
+		return a:1
+	else
+		return ''
+	endif
+endfunction " }}}
+" Tex_GetMainFileName: gets the name of the main file being compiled. {{{
+" Description:  returns the full path name of the main file.
+"               This function checks for the existence of a .latexmain file
+"               which might point to the location of a "main" latex file.
+"               If .latexmain exists, then return the full path name of the
+"               file being pointed to by it.
+"
+"               Otherwise, return the full path name of the current buffer.
+"
+"               You can supply an optional "modifier" argument to the
+"               function, which will optionally modify the file name before
+"               returning.
+"               NOTE: From version 1.6 onwards, this function always trims
+"               away the .latexmain part of the file name before applying the
+"               modifier argument.
+function! Tex_GetMainFileName(...)
+	if a:0 > 0
+		let modifier = a:1
+	else
+		let modifier = ':p'
+	endif
+
+	" If the user wants to use his own way to specify the main file name, then
+	" use it straight away.
+	if Tex_GetVarValue('Tex_MainFileExpression') != ''
+		exec 'let retval = '.Tex_GetVarValue('Tex_MainFileExpression')
+		return retval
+	endif
+
+	let s:origdir = fnameescape(getcwd())
+
+	let dirmodifier = '%:p:h'
+	let dirLast = fnameescape(expand(dirmodifier))
+	exe 'cd '.dirLast
+
+	" move up the directory tree until we find a .latexmain file.
+	" TODO: Should we be doing this recursion by default, or should there be a
+	"       setting?
+	while glob('*.latexmain') == ''
+		let dirmodifier = dirmodifier.':h'
+		let dirNew = fnameescape(expand(dirmodifier))
+		" break from the loop if we cannot go up any further.
+		if dirNew == dirLast
+			break
+		endif
+		let dirLast = dirNew
+		exe 'cd '.dirLast
+	endwhile
+
+	let lheadfile = glob('*.latexmain')
+	if lheadfile != ''
+		" Remove the trailing .latexmain part of the filename... We never want
+		" that.
+		let lheadfile = fnamemodify(substitute(lheadfile, '\.latexmain$', '', ''), modifier)
+	else
+		" If we cannot find any main file, just modify the filename of the
+		" current buffer.
+		let lheadfile = expand('%'.modifier)
+	endif
+
+	exe 'cd '.s:origdir
+
+	" NOTE: The caller of this function needs to escape the file name with
+	"       fnameescape() . The reason its not done here is that escaping is not
+	"       safe if this file is to be used as part of an external command on
+	"       certain platforms.
+	return lheadfile
+endfunction 
+
+" }}}
+" Tex_ChooseFromPrompt: process a user input to a prompt string {{{
+" " Description: 
+function! Tex_ChooseFromPrompt(dialog, list, sep)
+	let g:Tex_ASDF = a:dialog
+	let inp = input(a:dialog)
+	if inp =~ '\d\+'
+		return Tex_Strntok(a:list, a:sep, inp)
+	else
+		return inp
+	endif
+endfunction " }}}
+" Tex_ChooseFile: produces a file list and prompts for choice {{{
+" Description: 
+function! Tex_ChooseFile(dialog)
+	let files = glob('*')
+	if files == ''
+		return ''
+	endif
+	let s:incnum = 0
+	echo a:dialog
+	let filenames = substitute(files, "\\v(^|\n)", "\\=submatch(0).Tex_IncrementNumber(1).' : '", 'g')
+	echo filenames
+	let choice = input('Enter Choice : ')
+	let g:choice = choice
+	if choice == ''
+		return ''
+	endif
+	if choice =~ '^\s*\d\+\s*$'
+		let retval = Tex_Strntok(files, "\n", choice)
+	else
+		let filescomma = substitute(files, "\n", ",", "g")
+		let retval = GetListMatchItem(filescomma, choice)
+	endif
+	if retval == ''
+		return ''
+	endif
+	return retval
+endfunction 
+
+" }}}
+" Tex_IncrementNumber: returns an incremented number each time {{{
+" Description: 
+let s:incnum = 0
+function! Tex_IncrementNumber(increm)
+	let s:incnum = s:incnum + a:increm
+	return s:incnum
+endfunction 
+
+" }}}
+" Tex_ResetIncrementNumber: increments s:incnum to zero {{{
+" Description: 
+function! Tex_ResetIncrementNumber(val)
+	let s:incnum = a:val
+endfunction " }}}
+" Tex_FindInRtp: check if file exists in &rtp {{{
+" Description:	Checks if file exists in globpath(&rtp, ...) and cuts off the
+" 				rest of returned names. This guarantees that sourced file is
+" 				from $HOME.
+"               If an optional argument is given, it specifies how to expand
+"               each filename found. For example, '%:p' will return a list of
+"               the complete paths to the files. By default returns trailing
+"               path-names without extenions.
+"               NOTE: This function is very slow when a large number of
+"                     matches are found because of a while loop which modifies
+"                     each filename found. Some speedup was acheived by using
+"                     a tokenizer approach rather than using Tex_Strntok which
+"                     would have been more obvious.
+function! Tex_FindInRtp(filename, directory, ...)
+	" how to expand each filename. ':p:t:r' modifies each filename to its
+	" trailing part without extension.
+	let expand = (a:0 > 0 ? a:1 : ':p:t:r')
+	" The pattern used... An empty filename should be regarded as '*'
+	let pattern = (a:filename != '' ? a:filename : '*')
+
+	let filelist = globpath(&rtp, 'ftplugin/latex-suite/'.a:directory.'/'.pattern)."\n"
+
+	if filelist == "\n"
+		return ''
+	endif
+
+	if a:filename != ''
+		return fnamemodify(Tex_Strntok(filelist, "\n", 1), expand)
+	endif
+
+	" Now cycle through the files modifying each filename in the desired
+	" manner.
+	let retfilelist = ''
+	let i = 1
+	while 1
+		" Extract the portion till the next newline. Then shorten the filelist
+		" by removing till the newline.
+		let nextnewline = stridx(filelist, "\n")
+		if nextnewline == -1
+			break
+		endif
+		let filename = strpart(filelist, 0, nextnewline)
+		let filelist = strpart(filelist, nextnewline+1)
+
+		" The actual modification.
+		if fnamemodify(filename, expand) != ''
+			let retfilelist = retfilelist.fnamemodify(filename, expand).","
+		endif
+		let i = i + 1
+	endwhile
+
+	return substitute(retfilelist, ',$', '', '')
+endfunction
+
+" }}}
+" Tex_GetErrorList: returns vim's clist {{{
+" Description: returns the contents of the error list available via the :clist
+"              command.
+function! Tex_GetErrorList()
+	let _a = @a
+	redir @a | silent! clist | redir END
+	let errlist = @a
+	let @a = _a
+
+	if errlist =~ 'E42: '
+		let errlist = ''
+	endif
+
+	return errlist
+endfunction " }}}
+" Tex_GetTempName: get the name of a temporary file in specified directory {{{
+" Description: Unlike vim's native tempname(), this function returns the name
+"              of a temporary file in the directory specified. This enables
+"              us to create temporary files in a specified directory.
+function! Tex_GetTempName(dirname)
+	let prefix = 'latexSuiteTemp'
+	let slash = (a:dirname =~ '\\\|/$' ? '' : '/')
+	let i = 0
+	while filereadable(a:dirname.slash.prefix.i.'.tex') && i < 1000
+		let i = i + 1
+	endwhile
+	if filereadable(a:dirname.slash.prefix.i.'.tex')
+		echoerr "Temporary file could not be created in ".a:dirname
+		return ''
+	endif
+	return expand(a:dirname.slash.prefix.i.'.tex', ':p')
+endfunction
+" }}}
+" Tex_MakeMap: creates a mapping from lhs to rhs if rhs is not already mapped {{{
+" Description:  
+function! Tex_MakeMap(lhs, rhs, mode, extraargs)
+	if !hasmapto(a:rhs, a:mode)
+		exec a:mode.'map '.a:extraargs.' '.a:lhs.' '.a:rhs
+	endif
+endfunction " }}}
+" Tex_CD: cds to given directory escaping spaces if necessary {{{
+" " Description: 
+function! Tex_CD(dirname)
+	exec 'cd '.Tex_EscapeSpaces(a:dirname)
+endfunction " }}}
+" Tex_EscapeSpaces: escapes unescaped spaces from a path name {{{
+" Description:
+function! Tex_EscapeSpaces(path)
+	return substitute(a:path, '[^\\]\(\\\\\)*\zs ', '\\ ', 'g')
+endfunction " }}}
+" Tex_FindFile: finds a file in the vim's 'path' {{{
+" Description: finds a file in vim's 'path'
+function! Tex_FindFile(fname, path, suffixesadd)
+	if exists('*findfile')
+		let _suffixesadd = &suffixesadd
+		let &suffixesadd = a:suffixesadd
+		let retval = findfile(a:fname, a:path)
+		let &suffixesadd = _suffixesadd
+	else
+		" split a new window so we do not screw with the current buffer. We
+		" want to use the same filename each time so that multiple scratch
+		" buffers are not created.
+		let retval = ''
+		silent! split __HOPEFULLY_THIS_FILE_DOES_NOT_EXIST__
+		let _suffixesadd = &suffixesadd
+		let _path = &path
+		let &suffixesadd = a:suffixesadd
+		let &path = a:path
+		exec 'silent! find '.a:fname
+		if bufname('%') != '__HOPEFULLY_THIS_FILE_DOES_NOT_EXIST__'
+			let retval = expand('%:p')
+		end
+		silent! bdelete!
+		let &suffixesadd = _suffixesadd
+		let &path = _path
+	endif
+	return retval
+endfunction " }}}
+" Tex_GetPos: gets position of cursor {{{
+function! Tex_GetPos()
+	if exists('*getpos')
+		return getpos('.')
+	else
+		return line('.').' | normal! '.virtcol('.').'|'
+	endif
+endfunction " }}}
+" Tex_SetPos: sets position of cursor {{{
+function! Tex_SetPos(pos)
+	if exists('*setpos')
+		call setpos('.', a:pos)
+	else
+		exec a:pos
+	endif
+endfunction " }}}
+
+
+" ==============================================================================
+" Smart key-mappings
+" ============================================================================== 
+" TexQuotes: inserts `` or '' instead of " {{{
+if g:Tex_SmartKeyQuote
+
+	" TexQuotes: inserts `` or '' instead of "
+	" Taken from texmacro.vim by Benji Fisher <benji@e-math.AMS.org>
+	" TODO:  Deal with nested quotes.
+	" The :imap that calls this function should insert a ", move the cursor to
+	" the left of that character, then call this with <C-R>= .
+	function! s:TexQuotes()
+		let l = line(".")
+		let c = col(".")
+		let restore_cursor = l . "G" . virtcol(".") . "|"
+		normal! H
+		let restore_cursor = "normal!" . line(".") . "Gzt" . restore_cursor
+		execute restore_cursor
+		" In math mode, or when preceded by a \, just move the cursor past the
+		" already-inserted " character.
+		if synIDattr(synID(l, c, 1), "name") =~ "^texMath"
+			\ || (c > 1 && getline(l)[c-2] == '\')
+			return "\<Right>"
+		endif
+		" Find the appropriate open-quote and close-quote strings.
+		if exists("b:Tex_SmartQuoteOpen")
+			let open = b:Tex_SmartQuoteOpen
+		elseif exists("g:Tex_SmartQuoteOpen")
+			let open = g:Tex_SmartQuoteOpen
+		else
+			let open = "``"
+		endif
+		if exists("b:Tex_SmartQuoteClose")
+			let close = b:Tex_SmartQuoteClose
+		elseif exists("g:Tex_SmartQuoteClose")
+			let close = g:Tex_SmartQuoteClose
+		else
+			let close = "''"
+		endif
+		let boundary = '\|'
+		" This code seems to be obsolete, since this script variable is never
+		" set. The idea is that some languages use ",," as an open- or
+		" close-quote string, and we want to avoid confusing ordinary ","
+		" with a quote boundary.
+		if exists("s:TeX_strictquote")
+			if( s:TeX_strictquote == "open" || s:TeX_strictquote == "both" )
+				let boundary = '\<' . boundary
+			endif
+			if( s:TeX_strictquote == "close" || s:TeX_strictquote == "both" )
+				let boundary = boundary . '\>'
+			endif
+		endif
+
+		" Eventually return q; set it to the default value now.
+		let q = open
+		let pattern = 
+			\ escape(open, '\~') .
+			\ boundary .
+			\ escape(close, '\~') .
+			\ '\|^$\|"'
+
+		while 1	" Look for preceding quote (open or close), ignoring
+			" math mode and '\"' .
+			call search(pattern, "bw")
+			if synIDattr(synID(line("."), col("."), 1), "name") !~ "^texMath"
+				\ && strpart(getline('.'), col('.')-2, 2) != '\"'
+				break
+			endif
+		endwhile
+		
+		" Now, test whether we actually found a _preceding_ quote; if so, is it
+		" an open quote?
+		if ( line(".") < l || line(".") == l && col(".") < c )
+			if strpart(getline("."), col(".")-1) =~ '\V\^' . escape(open, '\')
+				if line(".") == l && col(".") + strlen(open) == c
+					" Insert "<++>''<++>" instead of just "''".
+					let q = IMAP_PutTextWithMovement("<++>".close."<++>")
+				else
+					let q = close
+				endif
+			endif
+		endif
+
+		" Return to line l, column c:
+		execute restore_cursor
+		" Start with <Del> to remove the " put in by the :imap .
+		return "\<Del>" . q
+
+	endfunction
+
+endif
+" }}}
+" SmartBS: smart backspacing {{{
+if g:Tex_SmartKeyBS 
+
+	" SmartBS: smart backspacing
+	" SmartBS lets you treat diacritic characters (those \'{a} thingies) as a
+	" single character. This is useful for example in the following situation:
+	"
+	" \v{s}\v{t}astn\'{y}    ('happy' in Slovak language :-) )
+	" If you will delete this normally (without using smartBS() function), you
+	" must press <BS> about 19x. With function smartBS() you must press <BS> only
+	" 7x. Strings like "\v{s}", "\'{y}" are considered like one character and are
+	" deleted with one <BS>.
+	let s:smartBS_pat = Tex_GetVarValue('Tex_SmartBSPattern')
+
+	fun! s:SmartBS_pat()
+		return s:smartBS_pat
+	endfun
+
+	" This function comes from Benji Fisher <benji@e-math.AMS.org>
+	" http://vim.sourceforge.net/scripts/download.php?src_id=409 
+	" (modified/patched by Lubomir Host 'rajo' <host8 AT keplerDOTfmphDOTuniba.sk>)
+	function! s:SmartBS(pat)
+		let init = strpart(getline("."), 0, col(".")-1)
+		let matchtxt = matchstr(init, a:pat)
+		if matchtxt != ''
+			let bstxt = substitute(matchtxt, '.', "\<bs>", 'g')
+			return bstxt
+		else
+			return "\<bs>"
+		endif
+	endfun
+	
+endif " }}}
+" SmartDots: inserts \cdots instead of ... in math mode otherwise \ldots {{{
+" if amsmath package is detected then just use \dots and let amsmath take care
+" of it.
+if g:Tex_SmartKeyDot
+
+	function! <SID>SmartDots()
+		if strpart(getline('.'), col('.')-3, 2) == '..' && 
+			\ g:Tex_package_detected =~ '\<amsmath\|ellipsis\>'
+			return "\<bs>\<bs>\\dots"
+		elseif synIDattr(synID(line('.'),col('.')-1,0),"name") =~ '^texMath'
+			\&& strpart(getline('.'), col('.')-3, 2) == '..' 
+			return "\<bs>\<bs>\\cdots"
+		elseif strpart(getline('.'), col('.')-3, 2) == '..' 
+			return "\<bs>\<bs>\\ldots"
+		else
+			return '.'
+		endif
+	endfunction 
+
+endif
+" }}}
+
+" source texproject.vim before other files
+exe 'source '.fnameescape(s:path.'/texproject.vim')
+
+" source all the relevant files.
+exe 'source '.fnameescape(s:path.'/texmenuconf.vim')
+exe 'source '.fnameescape(s:path.'/envmacros.vim')
+exe 'source '.fnameescape(s:path.'/elementmacros.vim')
+
+" source utf-8 or plain math menus
+if exists("g:Tex_UseUtfMenus") && g:Tex_UseUtfMenus != 0 && has("gui_running")
+	exe 'source '.fnameescape(s:path.'/mathmacros-utf.vim')
+else
+	exe 'source '.fnameescape(s:path.'/mathmacros.vim')
+endif
+
+exe 'source '.fnameescape(s:path.'/multicompile.vim')
+exe 'source '.fnameescape(s:path.'/compiler.vim')
+exe 'source '.fnameescape(s:path.'/folding.vim')
+exe 'source '.fnameescape(s:path.'/templates.vim')
+exe 'source '.fnameescape(s:path.'/custommacros.vim')
+exe 'source '.fnameescape(s:path.'/bibtex.vim')
+
+" source advanced math functions
+if g:Tex_AdvancedMath == 1
+	exe 'source '.fnameescape(s:path.'/brackets.vim')
+	exe 'source '.fnameescape(s:path.'/smartspace.vim')
+endif
+
+if g:Tex_Diacritics != 0
+	exe 'source '.fnameescape(s:path.'/diacritics.vim')
+endif
+
+exe 'source '.fnameescape(s:path.'/texviewer.vim')
+exe 'source '.fnameescape(s:path.'/version.vim')
+
+" ==============================================================================
+" Finally set up the folding, options, mappings and quit.
+" ============================================================================== 
+" SetTeXOptions: sets options/mappings for this file. {{{
+function! <SID>SetTeXOptions()
+	" Avoid reinclusion.
+	if exists('b:doneSetTeXOptions')
+		return
+	endif
+	let b:doneSetTeXOptions = 1
+
+	exe 'setlocal dict^='.fnameescape(s:path.'/dictionaries/dictionary')
+
+	call Tex_Debug('SetTeXOptions: sourcing maps', 'main')
+	" smart functions
+	if g:Tex_SmartKeyQuote 
+		inoremap <buffer> <silent> " "<Left><C-R>=<SID>TexQuotes()<CR>
+	endif
+	if g:Tex_SmartKeyBS
+		inoremap <buffer> <silent> <BS> <C-R>=<SID>SmartBS(<SID>SmartBS_pat())<CR>
+	endif
+	if g:Tex_SmartKeyDot
+		inoremap <buffer> <silent> . <C-R>=<SID>SmartDots()<CR>
+	endif
+
+	" This line seems to be necessary to source our compiler/tex.vim file.
+	" The docs are unclear why this needs to be done even though this file is
+	" the first compiler plugin in 'runtimepath'.
+	runtime compiler/tex.vim
+
+endfunction
+
+augroup LatexSuite
+	au LatexSuite User LatexSuiteFileType 
+		\ call Tex_Debug('main.vim: Catching LatexSuiteFileType event', 'main') | 
+		\ call <SID>SetTeXOptions()
+augroup END
+
+" }}}
+
+" ==============================================================================
+" Settings for taglist.vim plugin
+" ============================================================================== 
+" Sets Tlist_Ctags_Cmd for taglist.vim and regexps for ctags {{{
+if exists("g:Tex_TaglistSupport") && g:Tex_TaglistSupport == 1 
+	if !exists("g:tlist_tex_settings") 
+		let g:tlist_tex_settings = 'tex;s:section;c:chapter;l:label;r:ref'
+	endif
+
+	if exists("Tlist_Ctags_Cmd")
+		let s:tex_ctags = Tlist_Ctags_Cmd
+	else
+		let s:tex_ctags = 'ctags' " Configurable in texrc?
+	endif
+
+	if exists("g:Tex_InternalTagsDefinitions") && g:Tex_InternalTagsDefinitions == 1
+		let Tlist_Ctags_Cmd = s:tex_ctags ." --langdef=tex --langmap=tex:.tex.ltx.latex"
+		\.' --regex-tex="/\\\\begin{abstract}/Abstract/s,abstract/"'
+		\.' --regex-tex="/\\\\part[ \t]*\*?\{[ \t]*([^}]*)\}/\1/s,part/"'
+		\.' --regex-tex="/\\\\chapter[ \t]*\*?\{[ \t]*([^}]*)\}/\1/s,chapter/"'
+		\.' --regex-tex="/\\\\section[ \t]*\*?\{[ \t]*([^}]*)\}/\1/s,section/"'
+		\.' --regex-tex="/\\\\subsection[ \t]*\*?\{[ \t]*([^}]*)\}/+ \1/s,subsection/"'
+		\.' --regex-tex="/\\\\subsubsection[ \t]*\*?\{[ \t]*([^}]*)\}/+  \1/s,subsubsection/"'
+		\.' --regex-tex="/\\\\paragraph[ \t]*\*?\{[ \t]*([^}]*)\}/+   \1/s,paragraph/"'
+		\.' --regex-tex="/\\\\subparagraph[ \t]*\*?\{[ \t]*([^}]*)\}/+    \1/s,subparagraph/"'
+		\.' --regex-tex="/\\\\begin{thebibliography}/BIBLIOGRAPHY/s,thebibliography/"'
+		\.' --regex-tex="/\\\\tableofcontents/TABLE OF CONTENTS/s,tableofcontents/"'
+		\.' --regex-tex="/\\\\frontmatter/FRONTMATTER/s,frontmatter/"'
+		\.' --regex-tex="/\\\\mainmatter/MAINMATTER/s,mainmatter/"'
+		\.' --regex-tex="/\\\\backmatter/BACKMATTER/s,backmatter/"'
+		\.' --regex-tex="/\\\\appendix/APPENDIX/s,appendix/"'
+		\.' --regex-tex="/\\\\label[ \t]*\*?\{[ \t]*([^}]*)\}/\1/l,label/"'
+		\.' --regex-tex="/\\\\ref[ \t]*\*?\{[ \t]*([^}]*)\}/\1/r,ref/"'
+	endif
+endif
+
+" }}}
+ 
+" commands to completion
+let g:Tex_completion_explorer = ','
+
+" Mappings defined in package files will overwrite all other
+exe 'source '.fnameescape(s:path.'/packages.vim')
+
+" ==============================================================================
+" These functions are used to immitate certain operating system type functions
+" (like reading the contents of a file), which are not available in vim. For
+" example, in Vim, its not possible to read the contents of a file without
+" opening a buffer on it, which means that over time, lots of buffers can open
+" up needlessly.
+"
+" If python is available (and allowed), then these functions utilize python
+" library functions without making calls to external programs.
+" ============================================================================== 
+" Tex_GotoTempFile: open a temp file. reuse from next time on {{{
+function! Tex_GotoTempFile()
+	if !exists('s:tempFileName')
+		let s:tempFileName = tempname()
+	endif
+	exec 'silent! split '.s:tempFileName
+endfunction " }}}
+" Tex_IsPresentInFile: finds if a string str, is present in filename {{{
+if has('python') && g:Tex_UsePython
+	function! Tex_IsPresentInFile(regexp, filename)
+		exec 'python isPresentInFile(r"'.a:regexp.'", r"'.a:filename.'")'
+
+		return retval
+	endfunction
+else
+	function! Tex_IsPresentInFile(regexp, filename)
+		call Tex_GotoTempFile()
+
+		silent! 1,$ d _
+		let _report = &report
+		let _sc = &sc
+		set report=9999999 nosc
+		exec 'silent! 0r! '.g:Tex_CatCmd.' '.a:filename
+		set nomod
+		let &report = _report
+		let &sc = _sc
+
+		if search(a:regexp, 'w')
+			let retval = 1
+		else
+			let retval = 0
+		endif
+		silent! bd
+		return retval
+	endfunction
+endif " }}}
+" Tex_CatFile: returns the contents of a file in a <NL> seperated string {{{
+if has('*readfile')
+	function! Tex_CatFile(filename)
+		return join(readfile(filename), "\n")
+	endfunction
+elseif has('python') && g:Tex_UsePython
+	function! Tex_CatFile(filename)
+		" catFile assigns a value to retval
+		exec 'python catFile("'.a:filename.'")'
+
+		return retval
+	endfunction
+else
+	function! Tex_CatFile(filename)
+		if glob(a:filename) == ''
+			return ''
+		endif
+
+		call Tex_GotoTempFile()
+
+		silent! 1,$ d _
+
+		let _report = &report
+		let _sc = &sc
+		set report=9999999 nosc
+		exec 'silent! 0r! '.g:Tex_CatCmd.' '.a:filename
+
+		set nomod
+		let _a = @a
+		silent! normal! ggVG"ay
+		let retval = @a
+		let @a = _a
+
+		silent! bd
+		let &report = _report
+		let &sc = _sc
+		return retval
+	endfunction
+endif
+" }}}
+" Tex_DeleteFile: removes a file if present {{{
+" Description: 
+if has('python') && g:Tex_UsePython
+	function! Tex_DeleteFile(filename)
+		exec 'python deleteFile(r"'.a:filename.'")'
+		
+		if exists('retval')
+			return retval
+		endif
+	endfunction 
+else
+	function! Tex_DeleteFile(filename)
+		if filereadable(a:filename)
+			exec '! '.g:Tex_RmCmd.' '.a:filename
+		endif
+	endfunction
+endif
+" }}}
+
+
+let &cpo = s:save_cpo
+
+" Define the functions in python if available.
+if !has('python') || !g:Tex_UsePython
+	finish
+endif
+
+exec 'pyfile '.fnameescape(expand('<sfile>:p:h')).'/pytools.py'
+
+" vim:fdm=marker:ff=unix:noet:ts=4:sw=4:nowrap
-- 
cgit v1.2.3