vim-patch:8.2.3664: cannot adjust sign highlighting for 'cursorline'

Problem:    Cannot adjust sign highlighting for 'cursorline'.
Solution:   Add CursorLineSign and CursorLineFold highlight groups.
            (Gregory Anders, closes vim/vim#9201)
https://github.com/vim/vim/commit/e413ea04b716effb28eb49dbc98ad3f9f761545a

2 files changed, 21 insertions, 1 deletions

diff --git a/runtime/doc/sign.txt b/runtime/doc/sign.txt
index 895ee5ebef..641e193b5e 100644
--- a/runtime/doc/sign.txt
+++ b/runtime/doc/sign.txt
@@ -47,6 +47,8 @@ The color of the column is set with the SignColumn highlight group
 
 	:highlight SignColumn guibg=darkgrey
 <
+If 'cursorline' is enabled, then the CursorLineSign highlight group is used
+|hl-CursorLineSign|.
 							*sign-identifier*
 Each placed sign is identified by a number called the sign identifier. This
 identifier is used to jump to the sign or to remove the sign. The identifier
@@ -156,6 +158,13 @@ See |sign_getdefined()| for the equivalent Vim script function.
 :sign list {name}
 		Lists one defined sign and its attributes.
 
+	culhl={group}
+		Highlighting group used for the text item when the cursor is
+		on the same line as the sign and 'cursorline' is enabled.
+
+	Example: >
+		:sign define MySign text=>> texthl=Search linehl=DiffText
+<
 
 PLACING SIGNS						*:sign-place* *E158*
 
@@ -377,6 +386,9 @@ sign_define({list})
 		   text		text that is displayed when there is no icon
 				or the GUI is not being used.
 		   texthl	highlight group used for the text item
+		   culhl	highlight group used for the text item when
+				the cursor is on the same line as the sign and
+				'cursorline' is enabled.
 		   numhl	highlight group used for 'number' column at the
 				associated line. Overrides |hl-LineNr|,
 				|hl-CursorLineNr|.
@@ -425,9 +437,13 @@ sign_getdefined([{name}])				*sign_getdefined()*
 				or the GUI is not being used.
 		   texthl	highlight group used for the text item; not
 				present if not set.
+		   culhl	highlight group used for the text item when
+				the cursor is on the same line as the sign and
+				'cursorline' is enabled; not present if not
+				set.
 		   numhl	highlight group used for 'number' column at the
 				associated line. Overrides |hl-LineNr|,
-				|hl-CursorLineNr|.
+				|hl-CursorLineNr|; not present if not set.
 
 		Returns an empty List if there are no signs and when {name} is
 		not found.
diff --git a/runtime/doc/syntax.txt b/runtime/doc/syntax.txt
index b57b8bfd5c..d49809599d 100644
--- a/runtime/doc/syntax.txt
+++ b/runtime/doc/syntax.txt
@@ -5127,6 +5127,10 @@ LineNrBelow	Line number for when the 'relativenumber'
 							*hl-CursorLineNr*
 CursorLineNr	Like LineNr when 'cursorline' is set and 'cursorlineopt'
 		contains "number" or is "both", for the cursor line.
+							*hl-CursorLineSign*
+CursorLineSign	Like SignColumn when 'cursorline' is set for the cursor line.
+							*hl-CursorLineFold*
+CursorLineFold	Like FoldColumn when 'cursorline' is set for the cursor line.
 							*hl-MatchParen*
 MatchParen	The character under the cursor or just before it, if it
 		is a paired bracket, and its match. |pi_paren.txt|