GP-4706: GhidraScripts can now use @runtime to specify which GhidraScriptProvider to use when multiple expect the same script file extension (e.g., '.py')

Ghidra/Features/BSim/ghidra_scripts/DumpBSimDebugSignaturesScript.py

@@ -16,6 +16,7 @@
 # Generate the BSim signature for the function at the current address, 
 # then dump the signature hashes and debug information to the console
 # @category: BSim.python
+# @runtime Jython
 
 import ghidra.app.decompiler.DecompInterface as DecompInterface
 import ghidra.app.decompiler.DecompileOptions as DecompileOptions

Ghidra/Features/BSim/ghidra_scripts/DumpBSimSignaturesScript.py

@@ -16,6 +16,7 @@
 # Generate the BSim signature for the function at the current address, then dump the 
 # signature hashes to the console 
 # @category: BSim.python
+# @runtime Jython
 
 import ghidra.app.decompiler.DecompInterface as DecompInterface
 import ghidra.app.decompiler.DecompileOptions as DecompileOptions

Ghidra/Features/BSim/ghidra_scripts/ExampleOverviewQueryScript.py

@@ -15,6 +15,7 @@
 ##
 # Example of how to perform an overview query in a script
 # @category BSim.python
+# @runtime Jython
 
 import ghidra.features.bsim.query.facade.SFOverviewInfo as SFOverviewInfo
 import ghidra.features.bsim.query.facade.SimilarFunctionQueryService as SimilarFunctionQueryService

Ghidra/Features/BSim/ghidra_scripts/GenerateSignatures.py

@@ -15,6 +15,7 @@
 ##
 #Generate signatures for every function in the current program and write them to an XML file in a user-specified directory
 #@category BSim.python
+#@runtime Jython
 
 import java.lang.System as System
 import java.io.File as File

Ghidra/Features/BSim/ghidra_scripts/QueryFunction.py

@@ -15,6 +15,7 @@
 ##
 # Example of performing a BSim query on a single function
 # @category BSim.python  
+# @runtime Jython
 
 import ghidra.features.bsim.query.BSimClientFactory as BSimClientFactory
 import ghidra.features.bsim.query.GenSignatures as GenSignatures

Ghidra/Features/Base/ghidra_scripts/LocateMemoryAddressesForFileOffset.py

@@ -19,6 +19,7 @@
 #Print the file offset as a Ghidra comment at the memory address in the Ghidra Listing
 #If multiple addresses are located, then print the addresses to the console (do not set a Ghidra comment)
 # @category Examples   
+# @runtime Jython
 
 import sys
 from ghidra.program.model.address import Address

Ghidra/Features/Base/ghidra_scripts/RecursiveStringFinder.py

@@ -15,6 +15,7 @@
 ##
 #Given a function, find all strings used within all called funtions.
 # @category: Strings
+# @runtime Jython
 
 # Handles only functions, not subroutines, as of now.  Hopefully this will change later
 

Ghidra/Features/Base/ghidra_scripts/RunYARAFromGhidra.py

@@ -24,6 +24,7 @@
 # generate the original bytes of the imported file and asks the user to provide a filename to store the bytes.  YARA then runs on that file.
 
 #@category Memory.YARA
+#@runtime Jython
 
 import os.path
 import sys

Ghidra/Features/Base/ghidra_scripts/mark_in_out.py

@@ -15,6 +15,7 @@
 ##
 # Sets up IOPORT IN/OUT references for the Program
 #@category Instructions
+#@runtime Jython
 # Before running this script, you should have created an OVERLAY memory
 # space called IOMEM, starting at address 0, size 0x10000.
 #

Ghidra/Features/Base/src/main/help/help/topics/GhidraScriptMgrPlugin/ScriptDevelopment.htm

@@ -127,7 +127,7 @@
         </P>
 
         <BLOCKQUOTE>
-          <P>The tag indicates the top-level menu path. Path levels are delimited using the "."
+          <P>This tag indicates the top-level menu path. Path levels are delimited using the "."
           character. A mnemonic can be defined by adding an ampersand ("&") in front of the mnemonic 
           key. Ampersands can be escaped by adding another ampersand ("&&"). </P>
 
@@ -149,7 +149,20 @@
           then in the Ghidra installation. If the image does not exists, a toolbar button will be
           created using the default Ghidra <IMG src="images/core.png" alt=""> image.<BR>
           <BR>
-           For example, <TT>"@toolbar myScriptImage.gif"</TT>.<BR>
+          For example, <TT>"@toolbar myScriptImage.gif"</TT>.<BR>
+          </P>
+        </BLOCKQUOTE>
+
+        <P><CODE><B>@runtime</B></CODE></P>
+
+        <BLOCKQUOTE>
+          <P>This tag indicates which Ghidra script runtime environment is required to execute the 
+          script. It allows for greater control when more than one Ghidra script runtime environment
+          uses the same script file extension. If left unspecified, the first Ghidra script runtime
+          environment that matches the script's extension will be used.<BR>
+          <BR>
+          For example, specify <TT>"@runtime Jython"</TT> if the script is targetted for a Jython 2
+          runtime environment rather than a Python 3 runtime environment.
           </P>
         </BLOCKQUOTE>
       </BLOCKQUOTE>

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/script/GhidraScriptComponentProvider.java

@@ -370,7 +370,7 @@ public class GhidraScriptComponentProvider extends ComponentProviderAdapter {
 		}
 
 		GhidraScriptProvider provider = GhidraScriptUtil.getProvider(script);
-		SaveDialog dialog = new SaveDialog(getComponent(), "Rename Script", this, script,
+		SaveDialog dialog = new SaveDialog(getComponent(), "Rename Script", this, script, provider,
 			actionManager.getRenameHelpLocation());
 		if (dialog.isCancelled()) {
 			plugin.getTool().setStatusInfo("User cancelled rename.");
@@ -580,7 +580,7 @@ public class GhidraScriptComponentProvider extends ComponentProviderAdapter {
 			ResourceFile newFile = GhidraScriptUtil.createNewScript(provider,
 				new ResourceFile(userScriptsDir), getScriptDirectories());
 			SaveDialog dialog = new SaveNewScriptDialog(getComponent(), "New Script", this, newFile,
-				actionManager.getNewHelpLocation());
+				provider, actionManager.getNewHelpLocation());
 			if (dialog.isCancelled()) {
 				plugin.getTool().setStatusInfo("User cancelled creating a new script.");
 				return;
@@ -676,6 +676,11 @@ public class GhidraScriptComponentProvider extends ComponentProviderAdapter {
 	private GhidraScript getScriptInstance(ResourceFile scriptFile, ConsoleService console) {
 		String scriptName = scriptFile.getName();
 		GhidraScriptProvider provider = GhidraScriptUtil.getProvider(scriptFile);
+		if (provider == null) {
+			console.addErrorMessage("",
+				"Could not find a compatible script provider for: " + scriptName);
+			return null;
+		}
 		try {
 			return provider.getScriptInstance(scriptFile, console.getStdErr());
 		}

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/script/GhidraScriptEditorComponentProvider.java

@@ -561,8 +561,8 @@ public class GhidraScriptEditorComponentProvider extends ComponentProvider {
 
 	private boolean saveAs() {
 		HelpLocation help = new HelpLocation(plugin.getName(), saveAction.getName());
-		SaveDialog dialog =
-			new SaveDialog(getComponent(), "Save Script", provider, scriptSourceFile, help);
+		SaveDialog dialog = new SaveDialog(getComponent(), "Save Script", provider,
+			scriptSourceFile, GhidraScriptUtil.getProvider(scriptSourceFile), help);
 		if (dialog.isCancelled()) {
 			return false;
 		}

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/script/GhidraScriptTableModel.java

@@ -66,6 +66,8 @@ class GhidraScriptTableModel extends GDynamicColumnTableModel<ResourceFile, Obje
 		descriptor.addVisibleColumn(new CategoryColumn());
 		descriptor.addHiddenColumn(new CreatedColumn());
 		descriptor.addVisibleColumn(new ModifiedColumn());
+		descriptor.addHiddenColumn(new RuntimeColumn());
+		descriptor.addHiddenColumn(new ProviderColumn());
 
 		return descriptor;
 	}
@@ -298,7 +300,7 @@ class GhidraScriptTableModel extends GDynamicColumnTableModel<ResourceFile, Obje
 		public Icon getValue(ResourceFile rowObject, Settings settings, Object data,
 				ServiceProvider sp) throws IllegalArgumentException {
 			ScriptInfo info = infoManager.getExistingScriptInfo(rowObject);
-			if (info.isCompileErrors() || info.isDuplicate()) {
+			if (info.hasErrors()) {
 				return ERROR_IMG;
 			}
 			return info.getToolBarImage(true);
@@ -541,6 +543,61 @@ class GhidraScriptTableModel extends GDynamicColumnTableModel<ResourceFile, Obje
 		}
 	}
 
+	private class RuntimeColumn extends AbstractDynamicTableColumn<ResourceFile, String, Object> {
+
+		private Comparator<String> comparator = new CaseInsensitiveDuplicateStringComparator();
+
+		@Override
+		public Comparator<String> getComparator() {
+			return comparator;
+		}
+
+		@Override
+		public String getColumnName() {
+			return "Runtime";
+		}
+
+		@Override
+		public String getValue(ResourceFile rowObject, Settings settings, Object data,
+				ServiceProvider sp) throws IllegalArgumentException {
+			return infoManager.getExistingScriptInfo(rowObject).getRuntimeEnvironmentName();
+		}
+
+		@Override
+		public int getColumnPreferredWidth() {
+			return 100;
+		}
+	}
+	
+	private class ProviderColumn extends AbstractDynamicTableColumn<ResourceFile, String, Object> {
+
+		private Comparator<String> comparator = new CaseInsensitiveDuplicateStringComparator();
+
+		@Override
+		public Comparator<String> getComparator() {
+			return comparator;
+		}
+
+		@Override
+		public String getColumnName() {
+			return "Runtime Provider";
+		}
+
+		@Override
+		public String getValue(ResourceFile rowObject, Settings settings, Object data,
+				ServiceProvider sp) throws IllegalArgumentException {
+			return infoManager.getExistingScriptInfo(rowObject)
+					.getProvider()
+					.getClass()
+					.getSimpleName();
+		}
+
+		@Override
+		public int getColumnPreferredWidth() {
+			return 100;
+		}
+	}
+
 	private class DateRenderer extends AbstractGColumnRenderer<Date> {
 		@Override
 		public Component getTableCellRendererComponent(GTableCellRenderingData data) {

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/script/SaveDialog.java

@@ -47,9 +47,9 @@ public class SaveDialog extends DialogComponentProvider implements ListSelection
 	private boolean cancelled;
 
 	SaveDialog(Component parent, String title, GhidraScriptComponentProvider componentProvider,
-			ResourceFile scriptFile, HelpLocation help) {
+			ResourceFile scriptFile, GhidraScriptProvider scriptProvider, HelpLocation help) {
 		this(parent, title, componentProvider, componentProvider.getWritableScriptDirectories(),
-			scriptFile, help);
+			scriptFile, scriptProvider, help);
 	}
 
 	/**
@@ -60,15 +60,16 @@ public class SaveDialog extends DialogComponentProvider implements ListSelection
 	 * @param componentProvider the provider
 	 * @param scriptDirs list of directories to give as options when saving
 	 * @param scriptFile the default save location
+	 * @param scriptProvider the {@link GhidraScriptProvider}
 	 * @param help contextual help, e.g. for rename or save
 	 */
 	public SaveDialog(Component parent, String title,
 			GhidraScriptComponentProvider componentProvider, List<ResourceFile> scriptDirs,
-			ResourceFile scriptFile, HelpLocation help) {
+			ResourceFile scriptFile, GhidraScriptProvider scriptProvider, HelpLocation help) {
 		super(title, true, true, true, false);
 
 		this.componentProvider = componentProvider;
-		this.provider = GhidraScriptUtil.getProvider(scriptFile);
+		this.provider = scriptProvider;
 		this.scriptFile = scriptFile;
 		this.paths = new ArrayList<>(scriptDirs);
 

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/script/SaveNewScriptDialog.java

@@ -19,14 +19,15 @@ import java.awt.Component;
 import java.io.File;
 
 import generic.jar.ResourceFile;
+import ghidra.app.script.GhidraScriptProvider;
 import ghidra.util.HelpLocation;
 
 class SaveNewScriptDialog extends SaveDialog {
 
 	SaveNewScriptDialog(Component parent, String title,
 			GhidraScriptComponentProvider componentProvider, ResourceFile scriptFile,
-			HelpLocation help) {
-		super(parent, title, componentProvider, scriptFile, help);
+			GhidraScriptProvider scriptProvider, HelpLocation help) {
+		super(parent, title, componentProvider, scriptFile, scriptProvider, help);
 	}
 
 	/**

Ghidra/Features/Base/src/main/java/ghidra/app/script/AbstractPythonScriptProvider.java

@@ -0,0 +1,99 @@
+/* ###
+ * IP: GHIDRA
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package ghidra.app.script;
+
+import java.io.*;
+import java.util.regex.Pattern;
+
+import generic.jar.ResourceFile;
+
+/**
+ * An abstract {@link GhidraScriptProvider} used to provide common functionality to different
+ * types of Python script implementations
+ */
+public abstract class AbstractPythonScriptProvider extends GhidraScriptProvider {
+
+	private static final Pattern BLOCK_COMMENT = Pattern.compile("'''");
+
+	@Override
+	public abstract String getDescription();
+
+	@Override
+	public abstract String getRuntimeEnvironmentName();
+
+	@Override
+	public abstract GhidraScript getScriptInstance(ResourceFile sourceFile, PrintWriter writer)
+			throws GhidraScriptLoadException;
+
+	@Override
+	public void createNewScript(ResourceFile newScript, String category) throws IOException {
+		try (PrintWriter writer = new PrintWriter(new FileWriter(newScript.getFile(false)))) {
+			writeHeader(writer, category);
+			writer.println("");
+			writeBody(writer);
+			writer.println("");
+		}
+	}
+
+	/**
+	 * {@inheritDoc}
+	 * <p>
+	 * In Python this is a triple single quote sequence, "'''".
+	 * 
+	 * @return the Pattern for Python block comment openings
+	 */
+	@Override
+	public Pattern getBlockCommentStart() {
+		return BLOCK_COMMENT;
+	}
+
+	/**
+	 * {@inheritDoc}
+	 * <p>
+	 * In Python this is a triple single quote sequence, "'''".
+	 * 
+	 * @return the Pattern for Python block comment openings
+	 */
+	@Override
+	public Pattern getBlockCommentEnd() {
+		return BLOCK_COMMENT;
+	}
+
+	@Override
+	public String getCommentCharacter() {
+		return "#";
+	}
+
+	@Override
+	protected String getCertifyHeaderStart() {
+		return "## ###";
+	}
+
+	@Override
+	protected String getCertificationBodyPrefix() {
+		return "#";
+	}
+
+	@Override
+	protected String getCertifyHeaderEnd() {
+		return "##";
+	}
+
+	@Override
+	public String getExtension() {
+		return ".py";
+	}
+}

Ghidra/Features/Base/src/main/java/ghidra/app/script/GhidraScriptProvider.java

@@ -105,6 +105,19 @@ public abstract class GhidraScriptProvider
 	public abstract void createNewScript(ResourceFile newScript, String category)
 			throws IOException;
 
+	/**
+	 * Returns an optional runtime environment name of a {@link GhidraScriptProvider} that scripts
+	 * can specify they require to run under. Useful for when more than one
+	 * {@link GhidraScriptProvider} uses the same file extension.
+	 * 
+	 * @return an optional runtime environment name of a {@link GhidraScriptProvider} that scripts
+	 * can specify they require to run under (could be null if there is no requirement)
+	 * @see ScriptInfo#AT_RUNTIME
+	 */
+	public String getRuntimeEnvironmentName() {
+		return null;
+	}
+
 	/**
 	 * Returns a Pattern that matches block comment openings.
 	 * 
@@ -161,6 +174,9 @@ public abstract class GhidraScriptProvider
 			if (metadataItem.equals(ScriptInfo.AT_CATEGORY)) {
 				writer.print(category);
 			}
+			else if (metadataItem.equals(ScriptInfo.AT_RUNTIME)) {
+				writer.print(getRuntimeEnvironmentName());
+			}
 
 			writer.println("");
 		}

Ghidra/Features/Base/src/main/java/ghidra/app/script/GhidraScriptUtil.java

@@ -276,29 +276,31 @@ public class GhidraScriptUtil {
 	}
 
 	/**
-	 * Returns a list of all Ghidra script providers
+	 * Returns a list of all supported Ghidra script providers
 	 * 
-	 * @return a list of all Ghidra script providers
+	 * @return a list of all supported Ghidra script providers
 	 */
 	// Note: this method is synchronized so that two threads do not try to create the list when null
 	public static synchronized List<GhidraScriptProvider> getProviders() {
 		if (providers == null) {
-			List<GhidraScriptProvider> newProviders =
-				new ArrayList<>(ClassSearcher.getInstances(GhidraScriptProvider.class));
-			Collections.sort(newProviders);
-			providers = newProviders;
+			providers = ClassSearcher.getInstances(GhidraScriptProvider.class)
+					.stream()
+					.filter(p -> !(p instanceof UnsupportedScriptProvider))
+					.sorted()
+					.toList();
 		}
 		return providers;
 	}
 
 	/**
-	 * Returns the corresponding Ghidra script providers
-	 * for the specified script file.
+	 * Returns the corresponding Ghidra script provider for the specified script file.
+	 * 
 	 * @param scriptFile the script file
-	 * @return the Ghidra script provider
+	 * @return the Ghidra script provider or {@link UnsupportedScriptProvider} if the script file
+	 *   does not exist or no provider matches
 	 */
 	public static GhidraScriptProvider getProvider(ResourceFile scriptFile) {
-		return findProvider(scriptFile.getName());
+		return findProvider(scriptFile);
 	}
 
 	/**
@@ -308,11 +310,46 @@ public class GhidraScriptUtil {
 	 * @return true if a provider exists that can process the specified file
 	 */
 	public static boolean hasScriptProvider(ResourceFile scriptFile) {
-		return findProvider(scriptFile.getName()) != null;
+		return findProvider(scriptFile) != null;
 	}
 
 	/**
-	 * Find the provider whose extension matches the given filename extension.
+	 * Find the first provider whose extension matches the given file's extension and whose 
+	 * {@link ScriptInfo#AT_RUNTIME} matches 
+	 * 
+	 * @param scriptFile the script file (not guaranteed to exist if this method is called because
+	 *   the script manager is creating a new script and all it has to go off of initially is
+	 *   the desired file extension...in this case there will not be a @runtime tag yet)
+	 * @return the matching provider or null if no provider matches
+	 */
+	private static GhidraScriptProvider findProvider(ResourceFile scriptFile) {
+		GhidraScriptProvider baseProvider = null;
+		String fileName = scriptFile.getName().toLowerCase();
+		for (GhidraScriptProvider provider : getProviders()) {
+			String extension = provider.getExtension().toLowerCase();
+			if (fileName.endsWith(extension)) {
+				baseProvider = provider;
+				if (!scriptFile.exists()) {
+					// Use UnsupportedScriptProvider. The provider will be updated later when
+					// the file actually exists and we can properly look for an @runtime tag 
+					// (or confirm that one is not defined)
+					break;
+				}
+				String runtime = new ScriptInfo(provider, scriptFile).getRuntimeEnvironmentName();
+				if (runtime == null ||
+					runtime.equalsIgnoreCase(provider.getRuntimeEnvironmentName())) {
+					return provider;
+				}
+			}
+		}
+		if (baseProvider != null) {
+			return new UnsupportedScriptProvider(baseProvider);
+		}
+		return null;
+	}
+
+	/**
+	 * Find the first provider whose extension matches the given filename extension.
 	 * 
 	 * @param fileName name of script file
 	 * @return the first matching provider or null if no provider matches

Ghidra/Features/Base/src/main/java/ghidra/app/script/JavaScriptProvider.java

@@ -69,6 +69,11 @@ public class JavaScriptProvider extends GhidraScriptProvider {
 		return ".java";
 	}
 
+	@Override
+	public String getRuntimeEnvironmentName() {
+		return "Java";
+	}
+
 	@Override
 	public boolean deleteScript(ResourceFile sourceFile) {
 		try {

Ghidra/Features/Base/src/main/java/ghidra/app/script/ScriptInfo.java

@@ -46,12 +46,13 @@ public class ScriptInfo {
 	static final String AT_KEYBINDING = "@keybinding";
 	static final String AT_MENUPATH = "@menupath";
 	static final String AT_TOOLBAR = "@toolbar";
+	static final String AT_RUNTIME = "@runtime";
 
 	// omit from METADATA to avoid pre-populating in new scripts
 	private static final String AT_IMPORTPACKAGE = "@importpackage";
 
 	public static final String[] METADATA =
-		{ AT_AUTHOR, AT_CATEGORY, AT_KEYBINDING, AT_MENUPATH, AT_TOOLBAR, };
+		{ AT_AUTHOR, AT_CATEGORY, AT_KEYBINDING, AT_MENUPATH, AT_TOOLBAR, AT_RUNTIME };
 
 	private GhidraScriptProvider provider;
 	private ResourceFile sourceFile;
@@ -68,6 +69,7 @@ public class ScriptInfo {
 	private String toolbar;
 	private ImageIcon toolbarImage;
 	private String importpackage;
+	private String runtime;
 
 	/**
 	 * Constructs a new script.
@@ -94,6 +96,7 @@ public class ScriptInfo {
 		toolbarImage = null;
 		importpackage = null;
 		keybindingErrorMessage = null;
+		runtime = null;
 	}
 
 	/**
@@ -129,6 +132,26 @@ public class ScriptInfo {
 		return author;
 	}
 
+	/**
+	 * Returns the name of the required runtime environment
+	 * @return the name of the required runtime environment
+	 * @see GhidraScriptProvider#getRuntimeEnvironmentName()
+	 */
+	public String getRuntimeEnvironmentName() {
+		parseHeader();
+		return runtime;
+	}
+
+	/**
+	 * Returns the {@link GhidraScriptProvider} currently associated with the script
+	 * @return The {@link GhidraScriptProvider} currently associated with the script
+	 */
+	public GhidraScriptProvider getProvider() {
+		parseHeader();
+		provider = GhidraScriptUtil.getProvider(sourceFile);
+		return provider;
+	}
+
 	/**
 	 * Returns true if the script has compile errors.
 	 * @return true if the script has compile errors
@@ -163,6 +186,16 @@ public class ScriptInfo {
 		this.isDuplicate = isDuplicate;
 	}
 
+	/**
+	 * Returns true if this script has an {@link UnsupportedScriptProvider}. This will typically
+	 * happen when a script defines a wrong {@link ScriptInfo#AT_RUNTIME} tag.
+	 * 
+	 * @return True if this script has an {@link UnsupportedScriptProvider}; otherwise, false
+	 */
+	public boolean hasUnsupportedProvider() {
+		return provider instanceof UnsupportedScriptProvider;
+	}
+
 	/**
 	 * Returns the script description.
 	 * @return the script description
@@ -329,6 +362,9 @@ public class ScriptInfo {
 			else if (line.startsWith(AT_IMPORTPACKAGE)) {
 				importpackage = getTagValue(AT_IMPORTPACKAGE, line);
 			}
+			else if (line.startsWith(AT_RUNTIME)) {
+				runtime = getTagValue(AT_RUNTIME, line);
+			}
 		}
 		catch (Exception e) {
 			Msg.debug(this, "Unexpected exception reading script metadata " + "line: " + line, e);
@@ -514,6 +550,7 @@ public class ScriptInfo {
 		String htmlCategory = bold("Category:") + space + escapeHTML(toString(category));
 		String htmlKeyBinding = bold("Key Binding:") + space + getKeybindingToolTip();
 		String htmlMenuPath = bold("Menu Path:") + space + escapeHTML(toString(menupath));
+		String htmlRuntime = bold("Runtime Environment:") + space + escapeHTML(toString(runtime));
 
 		StringBuilder buffer = new StringBuilder();
 		buffer.append("<h3>").append(space).append(escapeHTML(getName())).append("</h3>");
@@ -529,6 +566,8 @@ public class ScriptInfo {
 		buffer.append(HTML_NEW_LINE);
 		buffer.append(space).append(htmlMenuPath);
 		buffer.append(HTML_NEW_LINE);
+		buffer.append(space).append(htmlRuntime);
+		buffer.append(HTML_NEW_LINE);
 		buffer.append(HTML_NEW_LINE);
 		return wrapAsHTML(buffer.toString());
 	}
@@ -560,7 +599,7 @@ public class ScriptInfo {
 	 * @return true if the script either has compiler errors, or is a duplicate
 	 */
 	public boolean hasErrors() {
-		return isCompileErrors() || isDuplicate();
+		return isCompileErrors() || isDuplicate() || hasUnsupportedProvider();
 	}
 
 	/**
@@ -575,6 +614,10 @@ public class ScriptInfo {
 			return "Script is a duplicate of another script";
 		}
 
+		if (hasUnsupportedProvider()) {
+			return "Script's @runtime tag specifies an unsupported runtime environment";
+		}
+
 		return null;
 	}
 

Ghidra/Features/Base/src/main/java/ghidra/app/script/UnsupportedScriptProvider.java

@@ -0,0 +1,97 @@
+/* ###
+ * IP: GHIDRA
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package ghidra.app.script;
+
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.util.regex.Pattern;
+
+import generic.jar.ResourceFile;
+
+/**
+ * A stub provider for unsupported scripts. These will typically be scripts with supported
+ * extensions but unsupported {@link ScriptInfo#AT_RUNTIME} tags.
+ */
+public class UnsupportedScriptProvider extends GhidraScriptProvider {
+
+	private GhidraScriptProvider baseProvider;
+
+	public UnsupportedScriptProvider() {
+		// Necessary for instantiation from the ClassSearcher
+	}
+
+	/**
+	 * Creates a new {@link UnsupportedScriptProvider} that is derived from the given base provider.
+	 * The base provider is any provider with a compatible extension, but without the required
+	 * {@link ScriptInfo#AT_RUNTIME} tag.
+	 * 
+	 * @param baseProvider The base {@link GhidraScriptProvider}
+	 */
+	public UnsupportedScriptProvider(GhidraScriptProvider baseProvider) {
+		this.baseProvider = baseProvider;
+	}
+
+	@Override
+	public String getDescription() {
+		return "<unsupported>";
+	}
+
+	@Override
+	public String getExtension() {
+		return baseProvider.getExtension();
+	}
+
+	@Override
+	public GhidraScript getScriptInstance(ResourceFile sourceFile, PrintWriter writer)
+			throws GhidraScriptLoadException {
+		throw new GhidraScriptLoadException("Script is not supported.");
+	}
+
+	@Override
+	public void createNewScript(ResourceFile newScript, String category) throws IOException {
+		// Do nothing
+	}
+
+	@Override
+	public String getCommentCharacter() {
+		return baseProvider.getCommentCharacter();
+	}
+
+	@Override
+	public Pattern getBlockCommentStart() {
+		return baseProvider.getBlockCommentStart();
+	}
+
+	@Override
+	public Pattern getBlockCommentEnd() {
+		return baseProvider.getBlockCommentEnd();
+	}
+
+	@Override
+	protected String getCertifyHeaderStart() {
+		return baseProvider.getCertifyHeaderStart();
+	}
+
+	@Override
+	protected String getCertificationBodyPrefix() {
+		return baseProvider.getCertificationBodyPrefix();
+	}
+
+	@Override
+	protected String getCertifyHeaderEnd() {
+		return baseProvider.getCertifyHeaderEnd();
+	}
+}

Ghidra/Features/Jython/ghidra_scripts/AddCommentToProgramScriptPy.py

@@ -19,6 +19,7 @@
 # use only. Please run the Java version in a production environment.
 
 #@category Examples.Python
+#@runtime Jython
 
 
 from ghidra.program.model.address.Address import *

Ghidra/Features/Jython/ghidra_scripts/AskScriptPy.py

@@ -22,6 +22,7 @@
 # use only. Please run the Java version in a production environment.
 
 #@category Examples.Python
+#@runtime Jython
 
 from ghidra.framework.model import DomainFile
 from ghidra.framework.model import DomainFolder

Ghidra/Features/Jython/ghidra_scripts/CallAnotherScriptForAllProgramsPy.py

@@ -21,6 +21,7 @@
 # NOTE: Script will only process unversioned and checked-out files.
 
 #@category Examples.Python
+#@runtime Jython
 
 from ghidra.app.script import GhidraState
 from ghidra.framework.model import *

Ghidra/Features/Jython/ghidra_scripts/CallAnotherScriptPy.py

@@ -19,6 +19,7 @@
 # use only. Please run the Java version in a production environment.
 
 #@category Examples.Python
+#@runtime Jython
 
 runScript("HelloWorldScript.java")
 runScript("HelloWorldPopupScript.java")

Ghidra/Features/Jython/ghidra_scripts/ChooseDataTypeScriptPy.py

@@ -19,6 +19,7 @@
 # use only. Please run the Java version in a production environment.
 
 #@category Examples.Python
+#@runtime Jython
 
 from ghidra.app.util.datatype import DataTypeSelectionDialog
 from ghidra.framework.plugintool import PluginTool

Ghidra/Features/Jython/ghidra_scripts/ExampleColorScriptPy.py

@@ -19,6 +19,7 @@
 # use only. Please run the Java version in a production environment.
 
 #@category Examples.Python
+#@runtime Jython
 
 from ghidra.app.plugin.core.colorizer import ColorizingService
 from ghidra.app.script import GhidraScript

Ghidra/Features/Jython/ghidra_scripts/FormatExampleScriptPy.py

@@ -20,6 +20,7 @@
 # use only. Please run the Java version in a production environment.
 
 #@category Examples.Python
+#@runtime Jython
 
 from time import *
 import java.util.Calendar

Ghidra/Features/Jython/ghidra_scripts/ImportSymbolsScript.py

@@ -24,6 +24,7 @@
 # Omitting the address space or memory region specifier from the address will result in the function or label being created in the default address space.
 # @author unkown; edited by matedealer <git@matedealer.de>
 # @category Data
+# @runtime Jython
 #
 
 from ghidra.program.model.symbol.SourceType import *

Ghidra/Features/Jython/ghidra_scripts/PrintNonZeroPurge.py

@@ -14,6 +14,7 @@
 #  limitations under the License.
 ##
 # Prints out all the functions in the program that have a non-zero stack purge size
+# @runtime Jython
 
 for func in currentProgram.getFunctionManager().getFunctions(currentProgram.evaluateAddress("0"), 1):
   if func.getStackPurgeSize() != 0:

Ghidra/Features/Jython/ghidra_scripts/ToolPropertiesExampleScriptPy.py

@@ -18,7 +18,8 @@
 # DISCLAIMER: This is a recreation of a Java Ghidra script for example
 # use only. Please run the Java version in a production environment.
 
-#@category    Examples.Python
+#@category Examples.Python
+#@runtime Jython
 
 from ghidra.framework.options import Options
 from ghidra.framework.plugintool import PluginTool

Ghidra/Features/Jython/ghidra_scripts/external_module_callee.py

@@ -15,6 +15,7 @@
 ##
 # Example of being imported by a Ghidra Python script/module
 # @category: Examples.Python
+# @runtime Jython
 
 # The following line will fail if this module is imported from external_module_caller.py,
 # because only the script that gets directly launched by Ghidra inherits fields and methods

Ghidra/Features/Jython/ghidra_scripts/external_module_caller.py

@@ -15,6 +15,7 @@
 ##
 # Example of importing an external Ghidra Python module
 # @category: Examples.Python
+# @runtime Jython
 
 # Import the external module that wants to access the Ghidra scripting API.
 # NOTE: see external_module_callee.py for additional tips.

Ghidra/Features/Jython/ghidra_scripts/ghidra_basics.py

@@ -15,6 +15,7 @@
 ##
 # Examples of basic Ghidra scripting in Python
 # @category: Examples.Python
+# @runtime Jython
 
 # Get info about the current program
 print

Ghidra/Features/Jython/ghidra_scripts/jython_basics.py

@@ -15,6 +15,7 @@
 ##
 # Examples of Jython-specific functionality
 # @category: Examples.Python
+# @runtime Jython
 
 # Using Java data structures from Jython
 python_list = [1, 2, 3]

Ghidra/Features/Jython/ghidra_scripts/python_basics.py

@@ -15,6 +15,7 @@
 ##
 # Examples of basic Python
 # @category: Examples.Python
+# @runtime Jython
 
 # Python data types
 my_int = 32

Ghidra/Features/Jython/src/main/java/ghidra/jython/JythonScriptProvider.java

@@ -15,71 +15,17 @@
  */
 package ghidra.jython;
 
-import java.io.*;
-import java.util.regex.Pattern;
+import java.io.PrintWriter;
 
 import generic.jar.ResourceFile;
 import ghidra.app.script.*;
+import ghidra.util.classfinder.ExtensionPointProperties;
 
-public class JythonScriptProvider extends GhidraScriptProvider {
-
-	private static final Pattern BLOCK_COMMENT = Pattern.compile("'''");
-
-	@Override
-	public void createNewScript(ResourceFile newScript, String category) throws IOException {
-		PrintWriter writer = new PrintWriter(new FileWriter(newScript.getFile(false)));
-		writeHeader(writer, category);
-		writer.println("");
-		writeBody(writer);
-		writer.println("");
-		writer.close();
-	}
-
-	/**
-	 * {@inheritDoc}
-	 * 
-	 * <p>
-	 * In Jython this is a triple single quote sequence, "'''".
-	 * 
-	 * @return the Pattern for Jython block comment openings
-	 */
-	@Override
-	public Pattern getBlockCommentStart() {
-		return BLOCK_COMMENT;
-	}
-
-	/**
-	 * {@inheritDoc}
-	 * 
-	 * <p>
-	 * In Jython this is a triple single quote sequence, "'''".
-	 * 
-	 * @return the Pattern for Jython block comment openings
-	 */
-	@Override
-	public Pattern getBlockCommentEnd() {
-		return BLOCK_COMMENT;
-	}
-
-	@Override
-	public String getCommentCharacter() {
-		return "#";
-	}
-
-	@Override
-	protected String getCertifyHeaderStart() {
-		return "## ###";
-	}
-
-	@Override
-	protected String getCertificationBodyPrefix() {
-		return "#";
-	}
-
-	@Override
-	protected String getCertifyHeaderEnd() {
-		return "##";
-	}
+/**
+ * A {@link GhidraScriptProvider} used to run Jython scripts
+ */
+@ExtensionPointProperties(priority = 1000) // Enforce high priority so Jython is the default Python provider
+public class JythonScriptProvider extends AbstractPythonScriptProvider {
 
 	@Override
 	public String getDescription() {
@@ -87,8 +33,8 @@ public class JythonScriptProvider extends GhidraScriptProvider {
 	}
 
 	@Override
-	public String getExtension() {
-		return ".py";
+	public String getRuntimeEnvironmentName() {
+		return "Jython";
 	}
 
 	@Override
@@ -105,4 +51,5 @@ public class JythonScriptProvider extends GhidraScriptProvider {
 			throw new GhidraScriptLoadException(e);
 		}
 	}
+
 }

Ghidra/Test/IntegrationTest/src/screen/java/help/screenshot/GhidraScriptMgrPluginScreenShots.java

@@ -82,7 +82,7 @@ public class GhidraScriptMgrPluginScreenShots extends GhidraScreenShotGenerator
 			scriptDirs.add(new ResourceFile("/User/home/ghidra_scripts"));
 
 			SaveDialog dialog = new SaveDialog(tool.getToolFrame(), "Save Script", provider,
-				scriptDirs, scriptFile, helpLocation);
+				scriptDirs, scriptFile, new JavaScriptProvider(), helpLocation);
 
 			tool.showDialog(dialog);
 		}, false);
@@ -208,7 +208,7 @@ public class GhidraScriptMgrPluginScreenShots extends GhidraScreenShotGenerator
 			scriptDirs.add(new ResourceFile("/User/home/ghidra_scripts"));
 
 			SaveDialog dialog = new SaveDialog(tool.getToolFrame(), "Rename Script", provider,
-				scriptDirs, scriptFile, helpLocation);
+				scriptDirs, scriptFile, new JavaScriptProvider(), helpLocation);
 
 			tool.showDialog(dialog);
 		}, false);