Option to use an initial input string

Close #169

autoload/ctrlp.vim

@@ -14,6 +14,7 @@ fu! s:opts()
 		\ 'g:ctrlp_by_filename':           ['s:byfname', 0],
 		\ 'g:ctrlp_clear_cache_on_exit':   ['s:clrex', 1],
 		\ 'g:ctrlp_custom_ignore':         ['s:usrign', ''],
+		\ 'g:ctrlp_default_input':         ['s:deftxt', 0],
 		\ 'g:ctrlp_dont_split':            ['s:nosplit', 'netrw'],
 		\ 'g:ctrlp_dotfiles':              ['s:dotfiles', 1],
 		\ 'g:ctrlp_extensions':            ['s:extensions', []],
@@ -464,6 +465,16 @@ fu! s:BuildPrompt(upd, ...)
 		exe 'echoh' hibase '| echon "_" | echoh None'
 	en
 endf
+" - SetDefTxt() {{{1
+fu! s:SetDefTxt()
+	if s:deftxt == '0' || s:pathmode == 1 | retu | en
+	let txt = s:deftxt
+	if !type(txt)
+		let txt = txt ? ctrlp#rmbasedir([s:crfpath])[0] : ''
+		let txt = txt != '' ? txt.s:lash(s:crfpath) : ''
+	en
+	let s:prompt[0] = txt
+endf
 " ** Prt Actions {{{1
 " Editing {{{2
 fu! s:PrtClear()
@@ -1560,6 +1571,7 @@ fu! ctrlp#init(type, ...)
 	let [s:matches, s:init] = [1, 1]
 	cal s:Open()
 	cal s:SetWD(a:0 ? a:1 : '')
+	cal s:SetDefTxt()
 	cal s:MapKeys()
 	if has('syntax') && exists('g:syntax_on')
 		cal ctrlp#syntax()

doc/ctrlp.txt

@@ -111,12 +111,10 @@ Note: you can use b:ctrlp_working_path_mode (a |b:var|) to set this option on a
 per buffer basis.
 
                                                        *'g:ctrlp_root_markers'*
-Use this to set your own root markers in addition to the default ones. Your
-markers will take precedence: >
+Use this to set your own root markers in addition to the default ones (.git/,
+.hg/, .svn/, .bzr/, and _darcs/). Your markers will take precedence: >
   let g:ctrlp_root_markers = ['']
 <
-These markers (builtins and yours) will serve as identifiers for the '/' and
-'\' special inputs (|ctrlp-input-formats| (e)).
 
                                                         *'g:ctrlp_use_caching'*
 Set this to 0 to disable per-session caching. When disabled, caching will still
@@ -369,6 +367,12 @@ after typing’s been stopped for a certain amount of time: >
 If is 1, update after 250ms. If bigger than 1, the number will be used as the
 delay time in milliseconds.
 
+                                                      *'g:ctrlp_default_input'*
+Set this to 1 to enable seeding the prompt with the current file’s relative
+path: >
+  let g:ctrlp_default_input = 0
+<
+
                                                          *'g:ctrlp_use_migemo'*
 Set this to 1 to use Migemo Pattern for Japanese filenames. Migemo Search only
 works in |regexp| mode. To split the pattern, separate words with space: >
@@ -881,9 +885,10 @@ Special thanks:~
 ===============================================================================
 CHANGELOG                                                     *ctrlp-changelog*
 
-Before 2012/03/28~
+Before 2012/03/31~
 
-    + New option: |g:ctrlp_match_func|, allow using a custom fuzzy matcher.
+    + New option: |g:ctrlp_default_input|, default input when entering |CtrlP|.
+                  |g:ctrlp_match_func|, allow using a custom fuzzy matcher.
     + Rename:
         *ClearCtrlPCache* -> |CtrlPClearCache|
         *ClearAllCtrlPCaches* -> |CtrlPClearAllCaches|