1 files changed, 58 insertions, 0 deletions
diff --git a/org.rtems.cdt.toolchain/src/org/rtems/cdt/toolchain/RtemsBspDefinedSymbolsValueHandler.java b/org.rtems.cdt.toolchain/src/org/rtems/cdt/toolchain/RtemsBspDefinedSymbolsValueHandler.java
new file mode 100644
index 0000000..00bed1e
--- /dev/null
+++ b/org.rtems.cdt.toolchain/src/org/rtems/cdt/toolchain/RtemsBspDefinedSymbolsValueHandler.java
@@ -0,0 +1,58 @@
+package org.rtems.cdt.toolchain;
+
+import java.util.Iterator;
+import java.util.List;
+import java.util.ArrayList;
+
+import org.eclipse.cdt.managedbuilder.core.IBuildObject;
+import org.eclipse.cdt.managedbuilder.core.IHoldsOptions;
+import org.eclipse.cdt.managedbuilder.core.IManagedOptionValueHandler;
+import org.eclipse.cdt.managedbuilder.core.IOption;
+import org.eclipse.cdt.managedbuilder.core.ManagedOptionValueHandler;
+
+public class RtemsBspDefinedSymbolsValueHandler extends ManagedOptionValueHandler 
+                                             implements IManagedOptionValueHandler {
+  private List<String> bspDefinedSymbolList;    
+
+  public RtemsBspDefinedSymbolsValueHandler() {
+    bspDefinedSymbolList = RtemsScannerInfoCollector.getBspDefinedSymbols();
+  }
+
+  /**
+   * Handles transfer between values between UI element and
+   * back-end in different circumstances.
+   *
+   * @param configuration  build configuration of option
+   *                       (may be IConfiguration or IResourceConfiguration)
+   * @param holder         contains the holder of the option
+   * @param option         the option that is handled
+   * @param extraArgument  extra argument for handler
+   * @param event          event to be handled, one of the following:
+   *                       (EVENT_OPEN = 1, EVENT_CLOSE = 2,
+   *                        EVENT_SETDEFAULT = 3,
+   *                        EVENT_APPLY = 4, EVENT_LOAD = 5)
+   *
+   * @return  True when the event was handled, false otherwise.
+   * This enables default event handling can take place.
+   */
+  public boolean handleValue(IBuildObject configuration, IHoldsOptions holder,
+      IOption option, String extraArgument, int event) {
+    if (event == EVENT_CLOSE) return false;
+    
+    try {
+      Object defaultValue = option.getDefaultValue();
+      
+      if (   defaultValue==null 
+          || (   defaultValue instanceof List 
+              && ((List)defaultValue).size()<=0
+             ) 
+         ) {     
+        option.setDefaultValue(bspDefinedSymbolList);
+      }      
+    } catch (Exception e) {
+      return false;
+    }
+
+    return true;
+  }
+}