From aa2cbaa89b9e5d5dfc8c5ddc00a5cfff44a4e713 Mon Sep 17 00:00:00 2001
From: Doug MacEachern <dougm@hyperic.com>
Date: Fri, 16 Apr 2010 11:01:02 -0700
Subject: [PATCH] System.getenv throws Error in 1.4 jre

---
 .../java/src/org/hyperic/sigar/cmd/Runner.java | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/bindings/java/src/org/hyperic/sigar/cmd/Runner.java b/bindings/java/src/org/hyperic/sigar/cmd/Runner.java
index 9ae33474..ecb06707 100644
--- a/bindings/java/src/org/hyperic/sigar/cmd/Runner.java
+++ b/bindings/java/src/org/hyperic/sigar/cmd/Runner.java
@@ -31,6 +31,7 @@ import java.lang.reflect.InvocationTargetException;
 import java.net.URLClassLoader;
 import java.net.URL;
 
+import org.hyperic.sigar.Sigar;
 import org.hyperic.sigar.SigarLoader;
 
 public class Runner {
@@ -136,6 +137,21 @@ public class Runner {
         return !missingJars();
     }
 
+    private static String getenv(String key) {
+        try {
+            return System.getenv("ANT_HOME"); //check for junit.jar
+        } catch (Error e) {
+            /*1.4*/
+            Sigar sigar = new Sigar();
+            try {
+                return sigar.getProcEnv("$$", "ANT_HOME");
+            } catch (Exception se) {
+                return null;
+            }
+            finally { sigar.close(); }
+        }
+    }
+
     public static void main(String[] args) throws Exception {
         if (args.length < 1) {
             args = new String[] { "Shell" };
@@ -184,7 +200,7 @@ public class Runner {
             }
 
             if (missingJars()) {
-                String home = System.getenv("ANT_HOME"); //check for junit.jar
+                String home = getenv("ANT_HOME"); //check for junit.jar
                 if (home != null) {
                     addJarDir(home + "/lib");
                 }