From 14b1071636d605771689c0f06c24647531b9d391 Mon Sep 17 00:00:00 2001
From: Tom Ryder <tom@sanctum.geek.nz>
Date: Sun, 11 Dec 2016 16:30:47 +1300
Subject: Use opening parens for case safety in subshell

---
 sh/shrc.d/bd.sh | 12 ++++++------
 sh/shrc.d/sd.sh |  8 ++++----
 2 files changed, 10 insertions(+), 10 deletions(-)

(limited to 'sh')

diff --git a/sh/shrc.d/bd.sh b/sh/shrc.d/bd.sh
index 14d65c3b..1043a8cb 100644
--- a/sh/shrc.d/bd.sh
+++ b/sh/shrc.d/bd.sh
@@ -22,28 +22,28 @@ bd() {
         case $req in
 
             # Just go straight to the root or dot directories if asked
-            /|.|..)
+            (/|.|..)
                 dirname=$req
                 ;;
 
             # Anything with a leading / needs to anchor to the start of the
             # path. A strange request though. Why not just use cd?
-            /*)
+            (/*)
                 dirname=$req
                 case $PWD in
-                    "$dirname"/*) ;;
-                    *) dirname='' ;;
+                    ("$dirname"/*) ;;
+                    (*) dirname='' ;;
                 esac
                 ;;
 
             # In all other cases, iterate through the PWD to find a match, or
             # whittle the target down to an empty string trying
-            *)
+            (*)
                 dirname=$PWD
                 while [ -n "$dirname" ] ; do
                     dirname=${dirname%/*}
                     case $dirname in
-                        */"$req") break ;;
+                        (*/"$req") break ;;
                     esac
                 done
                 ;;
diff --git a/sh/shrc.d/sd.sh b/sh/shrc.d/sd.sh
index 80cb7e39..ce59bf99 100644
--- a/sh/shrc.d/sd.sh
+++ b/sh/shrc.d/sd.sh
@@ -53,7 +53,7 @@ sd() {
         else
             for sib in ../.* ../* ; do
                 case ${sib#../} in
-                    .|..|"${PWD##*/}") continue ;;
+                    (.|..|"${PWD##*/}") continue ;;
                 esac
                 set -- "$@" "$sib"
             done
@@ -61,12 +61,12 @@ sd() {
 
         # We should have exactly one sibling
         case $# in
-            1) ;;
-            0)
+            (1) ;;
+            (0)
                 printf >&2 'sd(): No siblings\n'
                 exit 1
                 ;;
-            *)
+            (*)
                 printf >&2 'sd(): More than one sibling\n'
                 exit 1
                 ;;
-- 
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