patch 8.2.0863: cannot set a separate color for underline/undercurl
Problem: Cannot set a separate color for underline/undercurl.
Solution: Add the t_AU and t_8u termcap codes. (Timur Celik, closes #6011)
diff --git a/runtime/doc/syntax.txt b/runtime/doc/syntax.txt
index 686c98a..ff9be2e 100644
--- a/runtime/doc/syntax.txt
+++ b/runtime/doc/syntax.txt
@@ -4901,6 +4901,10 @@
ctermfg={color-nr} *highlight-ctermfg* *E421*
ctermbg={color-nr} *highlight-ctermbg*
+ctermul={color-nr} *highlight-ctermul*
+ These give the foreground (ctermfg), background (ctermbg) and
+ underline (ctermul) color to use in the terminal.
+
The {color-nr} argument is a color number. Its range is zero to
(not including) the number given by the termcap entry "Co".
The actual color with this number depends on the type of terminal
@@ -4978,11 +4982,11 @@
needs to reset the color when exiting. This is done with the "op"
termcap entry |t_op|. If this doesn't work correctly, try setting the
't_op' option in your .vimrc.
- *E419* *E420*
- When Vim knows the normal foreground and background colors, "fg" and
- "bg" can be used as color names. This only works after setting the
- colors for the Normal group and for the MS-Windows console. Example,
- for reverse video: >
+ *E419* *E420* *E453*
+ When Vim knows the normal foreground, background and underline colors,
+ "fg", "bg" and "ul" can be used as color names. This only works after
+ setting the colors for the Normal group and for the MS-Windows
+ console. Example, for reverse video: >
:highlight Visual ctermfg=bg ctermbg=fg
< Note that the colors are used that are valid at the moment this
command are given. If the Normal group colors are changed later, the
diff --git a/runtime/doc/term.txt b/runtime/doc/term.txt
index 9e0b0bb..87e5624 100644
--- a/runtime/doc/term.txt
+++ b/runtime/doc/term.txt
@@ -322,6 +322,7 @@
t_ZR italics end *t_ZR* *'t_ZR'*
Added by Vim (there are no standard codes for these):
+ t_AU set underline color (ANSI) *t_AU* *'t_AU'*
t_Ce undercurl end *t_Ce* *'t_Ce'*
t_Cs undercurl mode *t_Cs* *'t_Cs'*
t_Te strikethrough end *t_Te* *'t_Te'*
@@ -350,6 +351,7 @@
|xterm-true-color|
t_8b set background color (R, G, B) *t_8b* *'t_8b'*
|xterm-true-color|
+ t_8u set underline color (R, G, B) *t_8u* *'t_8u'*
t_BE enable bracketed paste mode *t_BE* *'t_BE'*
|xterm-bracketed-paste|
t_BD disable bracketed paste mode *t_BD* *'t_BD'*