Add perform() method from pristine CommandInterpreter class.

Have to be forked again, as does too much, so cannot be just subclassed.

1 files changed, 39 insertions, 0 deletions

diff --git a/src/main/java/hudson/plugins/shell/Shell.java b/src/main/java/hudson/plugins/shell/Shell.java
index 346a124..efcef45 100644
--- a/src/main/java/hudson/plugins/shell/Shell.java
+++ b/src/main/java/hudson/plugins/shell/Shell.java
@@ -205,4 +205,43 @@ public class Shell extends CommandInterpreter {
     }
     
     private static final Logger LOGGER = Logger.getLogger(Shell.class.getName());
+
+    public boolean perform(AbstractBuild<?,?> build, Launcher launcher, TaskListener listener) throws InterruptedException {
+        FilePath ws = build.getWorkspace();
+        FilePath script=null;
+        try {
+            try {
+                script = createScriptFile(ws);
+            } catch (IOException e) {
+                Util.displayIOException(e,listener);
+                e.printStackTrace(listener.fatalError(Messages.CommandInterpreter_UnableToProduceScript()));
+                return false;
+            }
+
+            int r;
+            try {
+                EnvVars envVars = build.getEnvironment(listener);
+                // on Windows environment variables are converted to all upper case,
+                // but no such conversions are done on Unix, so to make this cross-platform,
+                // convert variables to all upper cases.
+                for(Map.Entry<String,String> e : build.getBuildVariables().entrySet())
+                    envVars.put(e.getKey(),e.getValue());
+
+                r = launcher.launch().cmds(buildCommandLine(script)).envs(envVars).stdout(listener).pwd(ws).join();
+            } catch (IOException e) {
+                Util.displayIOException(e,listener);
+                e.printStackTrace(listener.fatalError(Messages.CommandInterpreter_CommandFailed()));
+                r = -1;
+            }
+            return r==0;
+        } finally {
+            try {
+                if(script!=null)
+                script.delete();
+            } catch (IOException e) {
+                Util.displayIOException(e,listener);
+                e.printStackTrace( listener.fatalError(Messages.CommandInterpreter_UnableToDelete(script)) );
+            }
+        }
+    }
 }