1 files changed, 110 insertions, 0 deletions
diff --git a/systemtap/org.eclipse.linuxtools.systemtap.ui.ide/src/org/eclipse/linuxtools/systemtap/ui/ide/editors/stp/STPElementScanner.java b/systemtap/org.eclipse.linuxtools.systemtap.ui.ide/src/org/eclipse/linuxtools/systemtap/ui/ide/editors/stp/STPElementScanner.java
new file mode 100644
index 0000000000..719e521ad9
--- /dev/null
+++ b/systemtap/org.eclipse.linuxtools.systemtap.ui.ide/src/org/eclipse/linuxtools/systemtap/ui/ide/editors/stp/STPElementScanner.java
@@ -0,0 +1,110 @@
+/*******************************************************************************
+ * Copyright (c) 2008 Phil Muldoon <pkmuldoon@picobot.org>.
+ * 
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *    Phil Muldoon <pkmuldoon@picobot.org> - initial API and implementation. 
+ *******************************************************************************/
+package org.eclipse.linuxtools.systemtap.ui.ide.editors.stp;
+
+
+import org.eclipse.jface.text.TextAttribute;
+import org.eclipse.jface.text.rules.BufferedRuleBasedScanner;
+import org.eclipse.jface.text.rules.EndOfLineRule;
+import org.eclipse.jface.text.rules.IRule;
+import org.eclipse.jface.text.rules.IToken;
+import org.eclipse.jface.text.rules.IWhitespaceDetector;
+import org.eclipse.jface.text.rules.IWordDetector;
+import org.eclipse.jface.text.rules.MultiLineRule;
+import org.eclipse.jface.text.rules.SingleLineRule;
+import org.eclipse.jface.text.rules.Token;
+import org.eclipse.jface.text.rules.WhitespaceRule;
+import org.eclipse.jface.text.rules.WordRule;
+import org.eclipse.linuxtools.systemtap.ui.editor.ColorManager;
+import org.eclipse.swt.SWT;
+
+public class STPElementScanner extends BufferedRuleBasedScanner {
+
+	private String[] keywordList= {"probe", "for", "else", "foreach", "exit", "printf", "in", "return",
+			"break", "global", "next", "while", "if", "delete", "#include", "function", "do", 
+			"print", "error","log", "printd", "printdln", "println", "sprint", "sprintf", "system", "warn"};
+
+
+// TODO: Not sure if we want these keywords or not. Defer for now.
+//			"backtrace", "caller", "caller_addr", "cpu", "egid", "euid", "execname", "gid", "is_return",
+//			"pexecname", "pid", "ppid", "tid", "uid", "print_backtrace", "print_regs", "print_stack", 
+//			"stack_size", "stack_unused", "stack_used", "stp_pid", "target"};
+	
+	/**
+	 * 
+	 * Build Element scanner for Syntax Highlighting for Systemtap Editor
+	 *  
+	 * @param manager ColorManager to source highlighting.
+	 * 
+	 */
+	public STPElementScanner(ColorManager manager) {
+		IToken defaultToken = new Token(new TextAttribute(manager
+				.getColor(STPColorConstants.DEFAULT)));
+
+		IToken keywordToken = new Token(new TextAttribute(manager
+				.getColor(STPColorConstants.KEYWORD),null,SWT.BOLD));
+
+		IToken commentToken = new Token(new TextAttribute(manager
+				.getColor(STPColorConstants.COMMENT)));
+
+		IToken stringToken = new Token(new TextAttribute(manager
+				.getColor(STPColorConstants.STP_STRING)));
+
+
+		// Build keyword scanner
+		WordRule keywordsRule = new WordRule(new IWordDetector() {
+
+			public boolean isWordStart(char c) {
+				// probe kernel.function("schedule") is a valid name in
+				// Systemtap, but we do not want to highlight the function
+				// here as a keyword. Same with foo.return and so on.
+				if (c == '.') {
+					return true;
+				}
+
+				return Character.isJavaIdentifierStart(c);
+			}
+
+			public boolean isWordPart(char c) {
+				// Set isWordStart for . rule.
+				if (c == '.') {
+					return true;
+				}
+				
+				return  Character.isJavaIdentifierPart(c);
+			}
+
+		}, defaultToken, true);
+
+		for (int i=0; i<keywordList.length; i++)
+			keywordsRule.addWord(keywordList[i], keywordToken);
+
+        setRules(new IRule[] {
+        		new MultiLineRule("/*", "*/", commentToken),
+        		new EndOfLineRule("/*", commentToken),
+                new EndOfLineRule("#", commentToken),
+                new EndOfLineRule("//",  commentToken),
+        		new EndOfLineRule("#if", defaultToken),
+                new EndOfLineRule("#else", defaultToken),
+                new EndOfLineRule("#endif", defaultToken),
+                new EndOfLineRule("#define", defaultToken),
+                new SingleLineRule("\"", "\"", stringToken, '\\'),
+                new SingleLineRule("'", "'", stringToken, '\\'),
+        		keywordsRule,
+                new WhitespaceRule(new IWhitespaceDetector() {
+                   public boolean isWhitespace(char c) {
+                      return Character.isWhitespace(c);
+                   }
+                }),
+             });
+	}
+}