From 844f2eacf46842e18689f3b3ef464f67ea81dc61 Mon Sep 17 00:00:00 2001
From: nicm <nicm>
Date: Mon, 9 Jan 2017 21:03:25 +0000
Subject: Add simple comparisons in formats: #{==:a,b} and #{!=:a,b} ("a" and
 "b" are expanded so can compare formats). And expand the condition to
 #{?a,b,c} (the "a" part) if it doesn't work as a simple lookup.

Also add FORMAT_NOJOBS flag to disable jobs in a format.
---
 tmux.1 | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'tmux.1')

diff --git a/tmux.1 b/tmux.1
index a5be4617..04eb9de9 100644
--- a/tmux.1
+++ b/tmux.1
@@ -3397,6 +3397,21 @@ is enabled, or
 .Ql no
 if not.
 .Pp
+Simple comparisons may be expressed by prefixing two comma-separated
+alternatives by
+.Ql ==
+or
+.Ql !=
+and a colon.
+For example
+.Ql #{==,#{host},myhost}
+will be replaced by
+.Ql 1
+if running on
+.Ql myhost ,
+otherwise by
+.Ql 0.
+.Pp
 A limit may be placed on the length of the resultant string by prefixing it
 by an
 .Ql = ,
-- 
cgit 


From d2d984647ee0149c6fc9ec4bcd8d109679208a27 Mon Sep 17 00:00:00 2001
From: nicm <nicm>
Date: Mon, 9 Jan 2017 21:28:56 +0000
Subject: Add %if/%endif for conditionals when parsing configuration files, the
 argument is a format (the new == and != are useful).

---
 tmux.1 | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

(limited to 'tmux.1')

diff --git a/tmux.1 b/tmux.1
index 04eb9de9..8f1a251f 100644
--- a/tmux.1
+++ b/tmux.1
@@ -930,6 +930,30 @@ If
 is given, no error will be returned if
 .Ar path
 does not exist.
+.Pp
+Within a configuration file, commands may be made conditional by surrounding
+them with
+.Em %if
+and
+.Em %endif
+lines.
+The argument to
+.Em %if
+is expanded as a format and if it evaluates to false
+.Ns ( Ql 0
+or empty), subsequent lines are ignored until
+.Em %endif .
+For example:
+.Bd -literal -offset indent
+%if #{==:#{host},myhost}
+set -g status-style bg=red
+%endif
+.Ed
+.Pp
+Will change the status line to red if running on
+.Ql myhost .
+.Em %if
+may not be nested.
 .It Ic start-server
 .D1 (alias: Ic start )
 Start the
-- 
cgit