GP-7096 - Prevent headless analyzer from updating last opened project

Ghidra/Features/Base/src/main/java/ghidra/app/util/headless/HeadlessAnalyzer.java

@@ -1859,7 +1859,27 @@ public class HeadlessAnalyzer {
 		}
 	}
 
+	/**
+	 * A headless version of the {@link DefaultProjectManager} that does not update the project's 
+	 * preferences. This prevents the headless environment from overwriting settings GUI 
+	 * installations.
+	 */
 	private static class HeadlessGhidraProjectManager extends DefaultProjectManager {
-		// this exists just to allow access to the constructor
+
+		@Override
+		public void setLastOpenedProject(ProjectLocator projectLocator) {
+			// No need to save this for headless.  We also do not want to affect the GUI by saving
+			// this value.
+		}
+
+		@Override
+		public ProjectLocator getLastOpenedProject() {
+			return null;
+		}
+
+		@Override
+		protected void updatePreferences() {
+			// nothing to save
+		}
 	}
 }

Ghidra/Framework/Project/src/main/java/ghidra/framework/model/DefaultLaunchMode.java

@@ -23,20 +23,20 @@ import ghidra.framework.options.Options;
  */
 public enum DefaultLaunchMode {
 
-	REUSE_TOOL("Reuse acceptable running tool"),
-	NEW_TOOL("Launch new default tool");
+	REUSE_TOOL("Reuse Tool"),
+	NEW_TOOL("New Tool");
 
 	public static DefaultLaunchMode DEFAULT = NEW_TOOL;
 
-	private String str;
+	private String description;
 
 	private DefaultLaunchMode(String str) {
-		this.str = str;
+		this.description = str;
 	}
 
 	@Override
 	public String toString() {
-		return str;
+		return description;
 	}
 
 }

Ghidra/Framework/Project/src/main/java/ghidra/framework/project/DefaultProjectManager.java

@@ -568,7 +568,7 @@ public class DefaultProjectManager implements ProjectManager {
 	/**
 	 * Update preferences file with list of known projects.
 	 */
-	void updatePreferences() {
+	protected void updatePreferences() {
 
 		setProjectLocatorProperty(recentlyOpenedProjectsList, RECENT_PROJECTS);
 		setProjectURLProperty(recentlyViewedProjectsList, VIEWED_PROJECTS);