patch 8.1.2295: if buffer of popup is in another window cursorline sign shows

Problem:    If buffer of popup is in another window cursorline sign shows.
Solution:   Check the group of the sign.
diff --git a/src/drawline.c b/src/drawline.c
index 2802859..54163c7 100644
--- a/src/drawline.c
+++ b/src/drawline.c
@@ -671,7 +671,7 @@
 #endif
 
 #ifdef FEAT_SIGNS
-    sign_present = buf_get_signattrs(wp->w_buffer, lnum, &sattr);
+    sign_present = buf_get_signattrs(wp, lnum, &sattr);
 #endif
 
 #ifdef LINE_ATTR
diff --git a/src/option.c b/src/option.c
index 3138821..c54fc82 100644
--- a/src/option.c
+++ b/src/option.c
@@ -7293,31 +7293,6 @@
 }
 #endif
 
-#if defined(FEAT_SIGNS) || defined(PROTO)
-/*
- * Return TRUE when window "wp" has a column to draw signs in.
- */
-     int
-signcolumn_on(win_T *wp)
-{
-    // If 'signcolumn' is set to 'number', signs are displayed in the 'number'
-    // column (if present). Otherwise signs are to be displayed in the sign
-    // column.
-    if (*wp->w_p_scl == 'n' && *(wp->w_p_scl + 1) == 'u')
-	return wp->w_buffer->b_signlist != NULL && !wp->w_p_nu && !wp->w_p_rnu;
-
-    if (*wp->w_p_scl == 'n')
-	return FALSE;
-    if (*wp->w_p_scl == 'y')
-	return TRUE;
-    return (wp->w_buffer->b_signlist != NULL
-# ifdef FEAT_NETBEANS_INTG
-			|| wp->w_buffer->b_has_sign_column
-# endif
-		    );
-}
-#endif
-
 #if defined(FEAT_EVAL) || defined(PROTO)
 /*
  * Get window or buffer local options.
diff --git a/src/proto/option.pro b/src/proto/option.pro
index b3c66ee..b3250dc 100644
--- a/src/proto/option.pro
+++ b/src/proto/option.pro
@@ -81,7 +81,6 @@
 int briopt_check(win_T *wp);
 unsigned int get_bkc_value(buf_T *buf);
 char_u *get_showbreak_value(win_T *win);
-int signcolumn_on(win_T *wp);
 dict_T *get_winbuf_options(int bufopt);
 int fill_culopt_flags(char_u *val, win_T *wp);
 /* vim: set ft=c : */
diff --git a/src/proto/sign.pro b/src/proto/sign.pro
index 7362cc0..bda8372 100644
--- a/src/proto/sign.pro
+++ b/src/proto/sign.pro
@@ -1,6 +1,6 @@
 /* sign.c */
 void init_signs(void);
-int buf_get_signattrs(buf_T *buf, linenr_T lnum, sign_attrs_T *sattr);
+int buf_get_signattrs(win_T *wp, linenr_T lnum, sign_attrs_T *sattr);
 linenr_T buf_delsign(buf_T *buf, linenr_T atlnum, int id, char_u *group);
 int buf_findsign(buf_T *buf, int id, char_u *group);
 int buf_findsign_id(buf_T *buf, linenr_T lnum, char_u *groupname);
@@ -26,6 +26,8 @@
 void f_sign_place(typval_T *argvars, typval_T *rettv);
 void f_sign_placelist(typval_T *argvars, typval_T *rettv);
 void f_sign_undefine(typval_T *argvars, typval_T *rettv);
+sign_entry_T *get_first_valid_sign(win_T *wp);
+int signcolumn_on(win_T *wp);
 void f_sign_unplace(typval_T *argvars, typval_T *rettv);
 void f_sign_unplacelist(typval_T *argvars, typval_T *rettv);
 /* vim: set ft=c : */
diff --git a/src/screen.c b/src/screen.c
index 0120d11..8453c8d 100644
--- a/src/screen.c
+++ b/src/screen.c
@@ -4615,7 +4615,7 @@
 # ifdef FEAT_SIGNS
     // If 'signcolumn' is set to 'number' and there is a sign to display, then
     // the minimal width for the number column is 2.
-    if (n < 2 && (wp->w_buffer->b_signlist != NULL)
+    if (n < 2 && get_first_valid_sign(wp) != NULL
 	    && (*wp->w_p_scl == 'n' && *(wp->w_p_scl + 1) == 'u'))
 	n = 2;
 # endif
diff --git a/src/sign.c b/src/sign.c
index ddf2ac6..134edf0 100644
--- a/src/sign.c
+++ b/src/sign.c
@@ -467,10 +467,11 @@
  * 'lnum', FALSE otherwise.
  */
     int
-buf_get_signattrs(buf_T *buf, linenr_T lnum, sign_attrs_T *sattr)
+buf_get_signattrs(win_T *wp, linenr_T lnum, sign_attrs_T *sattr)
 {
     sign_entry_T	*sign;
     sign_T		*sp;
+    buf_T		*buf = wp->w_buffer;
 
     vim_memset(sattr, 0, sizeof(sign_attrs_T));
 
@@ -481,7 +482,12 @@
 	    // for signs after the specified line number 'lnum'.
 	    break;
 
-	if (sign->se_lnum == lnum)
+	if (sign->se_lnum == lnum
+# ifdef FEAT_TEXT_PROP
+		&& sign_in_group(sign, (char_u *)"popupmenu")
+					  == (WIN_IS_POPUP(wp) ? TRUE : FALSE)
+# endif
+		)
 	{
 	    sattr->sat_typenr = sign->se_typenr;
 	    sp = find_sign_by_typenr(sign->se_typenr);
@@ -2633,6 +2639,42 @@
     return retval;
 }
 
+    sign_entry_T *
+get_first_valid_sign(win_T *wp)
+{
+    sign_entry_T *sign = wp->w_buffer->b_signlist;
+
+# ifdef FEAT_TEXT_PROP
+    while (sign != NULL && sign_in_group(sign, (char_u *)"popupmenu")
+					  == (WIN_IS_POPUP(wp) ? FALSE : TRUE))
+	sign = sign->se_next;
+# endif
+    return sign;
+}
+
+/*
+ * Return TRUE when window "wp" has a column to draw signs in.
+ */
+     int
+signcolumn_on(win_T *wp)
+{
+    // If 'signcolumn' is set to 'number', signs are displayed in the 'number'
+    // column (if present). Otherwise signs are to be displayed in the sign
+    // column.
+    if (*wp->w_p_scl == 'n' && *(wp->w_p_scl + 1) == 'u')
+	return get_first_valid_sign(wp) != NULL && !wp->w_p_nu && !wp->w_p_rnu;
+
+    if (*wp->w_p_scl == 'n')
+	return FALSE;
+    if (*wp->w_p_scl == 'y')
+	return TRUE;
+    return (get_first_valid_sign(wp) != NULL
+# ifdef FEAT_NETBEANS_INTG
+			|| wp->w_buffer->b_has_sign_column
+# endif
+		    );
+}
+
 /*
  * "sign_unplace()" function
  */
diff --git a/src/testdir/dumps/Test_popupwin_cursorline_8.dump b/src/testdir/dumps/Test_popupwin_cursorline_8.dump
new file mode 100644
index 0000000..51a009a
--- /dev/null
+++ b/src/testdir/dumps/Test_popupwin_cursorline_8.dump
@@ -0,0 +1,10 @@
+>o+0&#ffffff0|n|e| @71
+|t|w|o| @71
+|t|h|r|e@1| @69
+|~+0#4040ff13&| @33|o+0#0000001#ffd7ff255|n|e| @1| +0#4040ff13#ffffff0@34
+|~| @33|t+0#0000001#e0e0e08|w|o| @1| +0#4040ff13#ffffff0@34
+|~| @33|t+0#0000001#ffd7ff255|h|r|e@1| +0#4040ff13#ffffff0@34
+|~| @73
+|~| @73
+|~| @73
+| +0#0000000&@56|1|,|1| @10|A|l@1| 
diff --git a/src/testdir/test_popupwin.vim b/src/testdir/test_popupwin.vim
index 7e94041..4992837 100644
--- a/src/testdir/test_popupwin.vim
+++ b/src/testdir/test_popupwin.vim
@@ -2615,6 +2615,23 @@
   call StopVimInTerminal(buf)
 
   call delete('XtestPopupCursorLine')
+
+  " ---------
+  " Use current buffer for popupmenu
+  " ---------
+  let lines =<< trim END
+    call setline(1, ['one', 'two', 'three'])
+    let winid = popup_create(bufnr('%'), #{
+	  \ cursorline : 1,
+	  \ })
+    call win_execute(winid, "2")
+  END
+  call writefile(lines, 'XtestPopupCursorLine')
+  let buf = RunVimInTerminal('-S XtestPopupCursorLine', #{rows: 10})
+  call VerifyScreenDump(buf, 'Test_popupwin_cursorline_8', {})
+  call StopVimInTerminal(buf)
+
+  call delete('XtestPopupCursorLine')
 endfunc
 
 func Test_previewpopup()
diff --git a/src/version.c b/src/version.c
index e147ac3..ae85a95 100644
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2295,
+/**/
     2294,
 /**/
     2293,