From 37233f6c0e11c8ab29b91ae1eeb7fd5595cc26d9 Mon Sep 17 00:00:00 2001
From: Tom Ryder <tom@sanctum.geek.nz>
Date: Fri, 6 Jan 2017 16:22:51 +1300
Subject: Add a couple of ksh options

---
 ksh/kshrc | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

(limited to 'ksh/kshrc')

diff --git a/ksh/kshrc b/ksh/kshrc
index cf7812d6..934156d1 100644
--- a/ksh/kshrc
+++ b/ksh/kshrc
@@ -1,7 +1,18 @@
-# Emacs-style key bindings
+# Emacs-style key bindings; these are present in ksh88 and pdksh
 set -o braceexpand
 set -o emacs
 
+# Use subshells to test these newer options, as ksh93 seems to get very upset
+# if you try to set an option and it doesn't exist
+
+# Try to get "**" as a recursive glob
+(set -o globstar) 2>/dev/null &&
+    set -o globstar
+
+# Try to get !-style history expansion
+(set -o histexpand) 2>/dev/null &&
+    set -o histexpand
+
 # Save history
 HISTFILE=$HOME/.ksh_history
 HISTSIZE=$((1 << 10))
-- 
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