screenrc: Use a variable to build up hardstatus/caption.

This makes it much easier to understand. No functional changes.

diff --git a/screenrc.in b/screenrc.in
index 7b74b11f25a00c283fb50440301db61dd87f9e65..d887b8e603c0e647b8c1604e7779ad997bade024 100644 (file)
--- a/screenrc.in
+++ b/screenrc.in
@@ -27,18 +27,29 @@ attrcolor b ".I"
 # for window borders in split mode).
 sorendition = Bw
 
+# Make sure the temporary variable we use is empty. Thanks to
+# http://gist.github.com/133000 for the idea to use setenv and to TauPan in
+# #screen on Freenode (2010-03-10 16:11) for reminding me of it and searching
+# it again.
+unsetenv s
+
 # Always display the caption.
-caption always "%{= Bw}%3n %t"
-# %{= Bw} - white on light blue background, also reset all attributes
-#           (necessary so everything is displayed correctly)
-# %3n     - window number
-# %t      - window name
+setenv s "$s%{= Bw}" # - white on light blue background, also reset all
+                     #   attributes (necessary so everything is displayed
+                     #   correctly)
+setenv s "$s%3n"     # - window number
+setenv s "$s "       # - space
+setenv s "$s%t"      # - window name
+caption always "$s"
+unsetenv s
 # Always display the status line with open windows and the hostname.
-hardstatus alwayslastline "%w%=%l %H"
-# %w - number and names of windows
-# %= - right align the following text
-# %l - load average
-# %H - hostname
+setenv s "$s%w" # - number and names of windows
+setenv s "$s%=" # - right align the following text
+setenv s "$s%l" # - load average
+setenv s "$s "  # - space
+setenv s "$s%H" # - hostname
+hardstatus alwayslastline "$s"
+unsetenv s
 
 
 # BINDINGS