From a6d593934f34d35642cdc8a79421404560f89fe1 Mon Sep 17 00:00:00 2001
From: Chris Koeritz <fred@gruntose.com>
Date: Mon, 13 Feb 2012 15:54:54 -0500
Subject: [PATCH] falling back if which is not a valid command.

---
 examples/custom_overrides/fred/java_profile.sh | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/examples/custom_overrides/fred/java_profile.sh b/examples/custom_overrides/fred/java_profile.sh
index 69cb9308..423e99d5 100644
--- a/examples/custom_overrides/fred/java_profile.sh
+++ b/examples/custom_overrides/fred/java_profile.sh
@@ -6,6 +6,17 @@
 
 ############################
 
+function whichable()
+{
+  to_find="$1"; shift
+  which which &>/dev/null
+  if [ $? -ne 0 ]; then
+    # there is no which command here.  we produce nothing due to this.
+    echo
+  fi
+  echo $(which $to_find)
+}
+
 # this reports when we have totally failed to figure out where a folder
 # is actually located on the machine.
 function intuition_failure()
@@ -63,7 +74,7 @@ if [ ! -d "$JAVA_HOME" ]; then
   JAVA_BIN_PIECE=Commands
 fi
 # last thing is to tell them we couldn't find it.
-if [ ! -d "$JAVA_HOME" -a -z "$(which java 2>/dev/null)" ]; then
+if [ ! -d "$JAVA_HOME" -a -z "$(whichable java 2>/dev/null)" ]; then
   intuition_failure JAVA_HOME
   unset JAVA_BIN_PIECE
 fi
@@ -94,7 +105,7 @@ if [ ! -d "$ECLIPSE_DIR" ]; then
   ECLIPSE_DIR="/e/tools/eclipse"
 fi
 # final option is to whine.
-if [ ! -d "$ECLIPSE_DIR" -a -z "$(which eclipse 2>/dev/null)" ]; then
+if [ ! -d "$ECLIPSE_DIR" -a -z "$(whichable eclipse 2>/dev/null)" ]; then
   intuition_failure ECLIPSE_DIR
 fi
 
-- 
2.34.1