option to limit the number of files; no <esc> in term

autoload/ctrlp.vim

@@ -128,6 +128,13 @@ else
 	unl g:ctrlp_highlight_match
 endif
 
+if !exists('g:ctrlp_max_files')
+	let s:maxfiles = 20000
+else
+	let s:maxfiles = g:ctrlp_max_files
+	unl g:ctrlp_max_files
+endif
+
 if !exists('g:ctrlp_user_command')
 	let g:ctrlp_user_command = ''
 endif
@@ -169,7 +176,7 @@ func! s:List(dirs, allfiles)
 	let alldirs  = s:dotfiles ? filter(entries, 's:dirfilter(v:val)') : filter(entries, 'isdirectory(v:val)')
 	let allfiles = filter(entries2, '!isdirectory(v:val)')
 	cal extend(allfiles, a:allfiles, 0)
-	if empty(alldirs)
+	if empty(alldirs) || s:maxfiles(len(allfiles))
 		let s:allfiles = allfiles
 	else
 		let dirs = join(alldirs, ',')
@@ -321,7 +328,7 @@ func! s:SetupBlank() "{{{
 	setl cul
 	setl nocuc
 	setl tw=0
-	setl wfw
+	setl wfh
 	if v:version >= '703'
 		setl nornu
 		setl noudf
@@ -679,7 +686,11 @@ func! s:MapSpecs(...)
 		endfor | endfor
 	else
 		for each in keys(prtmaps) | for kp in prtmaps[each]
+			if kp == '<esc>' && ( &term =~? 'xterm' || &term =~? '^vt' )
+				" do nothing
+			else
 				exe 'nn <buffer> <silent>' kp ':cal <SID>'.each.'<cr>'
+			endif
 		endfor | endfor
 	endif
 endfunc
@@ -824,6 +835,10 @@ func! s:AcceptSelection(mode,...) "{{{
 		endif
 	endfor
 	" switch to the buffer or open the file
+	let opened = 0
+	if s:normbuf()
+		exe s:normbuf().'winc w'
+	endif
 	if bufnum > 0
 		if exists('buftabwinnr')
 			exe 'norm!' buftabnr.'gt'
@@ -831,11 +846,18 @@ func! s:AcceptSelection(mode,...) "{{{
 		elseif bufwinnr > 0
 			exe bufwinnr.'winc w'
 		else
-			exe 'b' bufnum
+			if !s:normbuf()
+				exe 'bo vne'
+			endif
+			let cmd = 'b'.bufnum
 		endif
 	else
-		exe 'bo '.cmd.' '.filpath
+		if !s:normbuf() | if md == 'e'
+			exe 'bo vne'
+		endif | endif
+		let cmd = 'bo '.cmd.' '.filpath
 	endif
+	exe cmd
 	" jump to line
 	if exists('s:jmpln') && !empty('s:jmpln')
 		exe s:jmpln
@@ -926,11 +948,14 @@ func! s:statusline(...)
 	let byfname = '%#Character#\ '.byfname.'\ %*'
 	let item    = '%#Character#\ '.item.'\ %*'
 	let slider  = '\ <'.prev.'>={'.item.'}=<'.next.'>'
-	exe 'setl stl='.focus.byfname.regex.slider
+	let dir     = '\ %#LineNr#\ '.escape(getcwd(), ' =#(){}%\').'\ %*'
+	exe 'setl stl='.focus.byfname.regex.slider.dir
 endfunc
 
 func! s:progress(len)
-	exe 'setl stl=%#Function#\ '.a:len.'\ %*\ '
+	let dir = '%#LineNr#\ Scanning:\ '.escape(getcwd(), ' =#(){}%\').'\ %*'
+	let cnt = '%#Function#\ '.a:len.'\ %*'
+	exe 'setl stl='.dir.cnt
 	redr
 endfunc
 "}}}
@@ -993,6 +1018,26 @@ endfunc
 func! s:matchsubstr(item, pat)
 	retu match(split(a:item, '[\/]\ze[^\/]\+$')[-1], a:pat)
 endfunc
+
+func! s:maxfiles(len)
+	if !s:maxfiles
+		retu 0
+	elseif s:maxfiles && a:len > s:maxfiles
+		retu 1
+	endif
+endfunc
+
+" return the first window number with a normal buffer
+func! s:normbuf()
+	if &l:bl && empty(&l:bt) && &l:ma
+		retu winnr()
+	endif
+	for each in range(1, winnr('$'))
+		winc w
+		if &l:bl && empty(&l:bt) && &l:ma | retu each | endif
+	endfor
+	retu 0
+endfunc
 "}}}
 "}}}
 

doc/ctrlp.txt

@@ -207,6 +207,12 @@ the highlight group that’ll be used: >
   let g:ctrlp_highlight_match = [1, 'Function']
 <
 
+                                                          *'g:ctrlp_max_files'*
+The maximum number of files to scan, set this to a higher number if your hard
+drives are fast (SSDs, RAID 0, or both) and you work with large projects: >
+  let g:ctrlp_max_files = 20000
+<
+
                                                        *'g:ctrlp_user_command'*
 Specify an external tool to use for indexing files instead of Vim’s globpath().
 Use %s in place of the target directory: >
@@ -346,7 +352,11 @@ Once inside the prompt:
   <esc>,
   <c-c>,
   <c-g>
-    Exit |CtrlP|
+    Exit |CtrlP|.
+
+    Note: The <esc> (also <c-[>) mapping isn’t available in terminal. Use <c-c>
+          or <c-g> to exit |CtrlP| instead.
+          http://linux.die.net/man/4/console_codes
 
 Chose your own mappings with |g:ctrlp_prompt_mappings|.
 
@@ -399,6 +409,9 @@ Mercurial repository: https://bitbucket.org/kien/ctrlp.vim
 ===============================================================================
 CHANGELOG
 
+    + Remove <esc> mapping in term.
+    + New option: |g:ctrlp_max_files|
+
 Before 2011/09/12
 
     + Ability to cycle through matched lines in the match window.