vim-patch:8.1.0720: cannot easily change the current quickfx list index

Problem:    Cannot easily change the current quickfx list index.
Solution:   Add the "idx" argument to setqflist(). (Yegappan Lakshmanan,
            closes vim/vim#3701)
5b69c22fd2

runtime/doc/eval.txt

@@ -3839,7 +3839,7 @@ feedkeys({string} [, {mode}])				*feedkeys()*
 			stuck, waiting for a character to be typed before the
 			script continues.
 			Note that if you manage to call feedkeys() while
-			executing commands, thus calling it recursively, the
+			executing commands, thus calling it recursively, then
 			all typehead will be consumed by the last call.
 		'!'	When used with 'x' will not end Insert mode. Can be
 			used in a test when a timer is set to exit Insert mode
@@ -4642,7 +4642,7 @@ getloclist({nr},[, {what}])				*getloclist()*
 		If {what} contains 'filewinid', then returns the id of the
 		window used to display files from the location list. This
 		field is applicable only when called from a location list
-		window.
+		window. See |location-list-file-window| for more details.
 
 getmatches([{win}])					*getmatches()*
 		Returns a |List| with all matches previously defined for the
@@ -4733,7 +4733,9 @@ getqflist([{what}])					*getqflist()*
 			id	get information for the quickfix list with
 				|quickfix-ID|; zero means the id for the
 				current list or the list specified by "nr"
-			idx	index of the current entry in the list
+			idx	index of the current entry in the quickfix
+				list specified by 'id' or 'nr'.
+				See |quickfix-index|
 			items	quickfix list entries
 			lines	parse a list of lines using 'efm' and return
 				the resulting entries.  Only a |List| type is
@@ -4926,6 +4928,19 @@ getwinpos([{timeout}])					*getwinpos()*
 		{timeout} can be used to specify how long to wait in msec for
 		a response from the terminal.  When omitted 100 msec is used.
 
+		Use a longer time for a remote terminal.
+		When using a value less than 10 and no response is received
+		within that time, a previously reported position is returned,
+		if available.  This can be used to poll for the position and
+		do some work in the meantime: >
+			while 1
+			  let res = getwinpos(1)
+			  if res[0] >= 0
+			    break
+			  endif
+			  " Do some work here
+			endwhile
+<
 							*getwinposx()*
 getwinposx()	The result is a Number, which is the X coordinate in pixels of
 		the left hand side of the GUI Vim window.  The result will be
@@ -6263,6 +6278,7 @@ mode([expr])	Return a string that indicates the current mode.
 		   nov	    Operator-pending (forced charwise |o_v|)
 		   noV	    Operator-pending (forced linewise |o_V|)
 		   noCTRL-V Operator-pending (forced blockwise |o_CTRL-V|)
+				CTRL-V is one character
 		   niI	    Normal using |i_CTRL-O| in |Insert-mode|
 		   niR	    Normal using |i_CTRL-O| in |Replace-mode|
 		   niV	    Normal using |i_CTRL-O| in |Virtual-Replace-mode|
@@ -7622,16 +7638,22 @@ setqflist({list} [, {action}[, {what}]])		*setqflist()*
 		    efm		errorformat to use when parsing text from
 				"lines". If this is not present, then the
 				'errorformat' option value is used.
+				See |quickfix-parse|
 		    id		quickfix list identifier |quickfix-ID|
+		    idx		index of the current entry in the quickfix
+				list specified by 'id' or 'nr'. If set to '$',
+				then the last entry in the list is set as the
+				current entry.  See |quickfix-index|
 		    items	list of quickfix entries. Same as the {list}
 				argument.
 		    lines	use 'errorformat' to parse a list of lines and
 				add the resulting entries to the quickfix list
 				{nr} or {id}.  Only a |List| value is supported.
+				See |quickfix-parse|
 		    nr		list number in the quickfix stack; zero
 				means the current quickfix list and "$" means
-				the last quickfix list
-		    title	quickfix list title text
+				the last quickfix list.
+		    title	quickfix list title text. See |quickfix-title|
 		Unsupported keys in {what} are ignored.
 		If the "nr" item is not present, then the current quickfix list
 		is modified. When creating a new quickfix list, "nr" can be

runtime/doc/quickfix.txt

@@ -43,6 +43,7 @@ A location list is a window-local quickfix list. You get one after commands
 like `:lvimgrep`, `:lgrep`, `:lhelpgrep`, `:lmake`, etc., which create a
 location list instead of a quickfix list as the corresponding `:vimgrep`,
 `:grep`, `:helpgrep`, `:make` do.
+						*location-list-file-window*
 A location list is associated with a window and each window can have a
 separate location list.  A location list can be associated with only one
 window.  The location list is independent of the quickfix list.
@@ -718,6 +719,9 @@ using these functions are below:
 
     " get the location list window id of the third window
     :echo getloclist(3, {'winid' : 0}).winid
+
+    " get the file window id of a location list window (winnr: 4)
+    :echo getloclist(4, {'filewinid' : 0}).filewinid
 <
 							*setqflist-examples*
 The |setqflist()| and |setloclist()| functions can be used to set the various
@@ -732,6 +736,9 @@ using these functions are below:
     " set the title of the current quickfix list
     :call setqflist([], 'a', {'title' : 'Mytitle'})
 
+    " change the current entry in the list specified by an identifier
+    :call setqflist([], 'a', {'id' : qfid, 'idx' : 10})
+
     " set the context of a quickfix list specified by an identifier
     :call setqflist([], 'a', {'id' : qfid, 'context' : {'val' : 100}})