patch 7.4.1558
Problem: It is not easy to find out what windows display a buffer.
Solution: Add win_findbuf().
diff --git a/runtime/doc/eval.txt b/runtime/doc/eval.txt
index 6e18df4..1460731 100644
--- a/runtime/doc/eval.txt
+++ b/runtime/doc/eval.txt
@@ -2149,6 +2149,7 @@
virtcol( {expr}) Number screen column of cursor or mark
visualmode( [expr]) String last visual mode used
wildmenumode() Number whether 'wildmenu' mode is active
+win_findbuf( {bufnr}) List find windows containing {bufnr}
win_getid( [{win} [, {tab}]]) Number get window ID for {win} in {tab}
win_gotoid( {expr}) Number go to window with ID {expr}
win_id2tabwin( {expr}) List get tab and window nr from window ID
@@ -7176,6 +7177,10 @@
(Note, this needs the 'wildcharm' option set appropriately).
+win_findbuf({bufnr}) *win_findbuf()*
+ Returns a list with window IDs for windows that contain buffer
+ {bufnr}. When there is none the list is empty.
+
win_getid([{win} [, {tab}]]) *win_getid()*
Get the window ID for the specified window.
When {win} is missing use the current window.