Bug 6027 - Can't start karaf using symbolic link

[controller.git] / karaf / opendaylight-karaf-resources / src / main / resources / bin / karaf

diff --git a/karaf/opendaylight-karaf-resources/src/main/resources/bin/karaf b/karaf/opendaylight-karaf-resources/src/main/resources/bin/karaf
index 58392996e947ee293291b1039787acf582615ff2..99eddab1eb94dd866d67afd1d14f147a2e28ff57 100755 (executable)
--- a/karaf/opendaylight-karaf-resources/src/main/resources/bin/karaf
+++ b/karaf/opendaylight-karaf-resources/src/main/resources/bin/karaf
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 #
 #    Licensed to the Apache Software Foundation (ASF) under one or more
 #    contributor license agreements.  See the NOTICE file distributed with
@@ -16,8 +16,12 @@
 #    limitations under the License.
 #
 
-DIRNAME=`dirname "$0"`
-PROGNAME=`basename "$0"`
+REALNAME=`readlink -e "$0"`
+if [ $? != 0 ]; then
+    REALNAME=$0
+fi
+DIRNAME=`dirname "$REALNAME"`
+PROGNAME=`basename "$REALNAME"`
 
 #
 # Sourcing environment settings for karaf similar to tomcats setenv
@@ -194,9 +198,9 @@ locateJava() {
         [ -n "$JAVA_HOME" ] && JAVA_HOME=`cygpath --unix "$JAVA_HOME"`
     fi
 
-       if [ "x$JAVA_HOME" = "x" ] && [ "$darwin" = "true" ]; then
-               JAVA_HOME="$(/usr/libexec/java_home -v 1.8)"
-       fi
+    if [ "x$JAVA_HOME" = "x" ] && [ "$darwin" = "true" ]; then
+        JAVA_HOME="$(/usr/libexec/java_home -v 1.8)"
+    fi
     if [ "x$JAVA" = "x" ] && [ -r /etc/gentoo-release ] ; then
         JAVA_HOME=`java-config --jre-home`
     fi
@@ -237,7 +241,7 @@ detectJVM() {
 
 checkJvmVersion() {
    # echo "`$JAVA -version`"
-   VERSION=`$JAVA -version 2>&1 | egrep '"([0-9].[0-9]\..*[0-9]).*"' | awk '{print substr($3,2,length($3)-2)}' | awk '{print substr($1, 3, 3)}' | sed -e 's;\.;;g'`
+   VERSION=`"$JAVA" -version 2>&1 | egrep '"([0-9].[0-9]\..*[0-9]).*"' | awk '{print substr($3,2,length($3)-2)}' | awk '{print substr($1, 3, 3)}' | sed -e 's;\.;;g'`
    # echo $VERSION
    if [ "$VERSION" -lt "80" ]; then
        echo "JVM must be 1.8.0 or greater"