/**
* A list of dependency generators that are accumulated aaaas (and if) the tool is required to
* sort the provided grammars into build dependency order. protected Map<String,
* BuildDependencyGenerator> buildDependencyGenerators;
*/
public static void main(String[] args) {
Tool antlr = new Tool(args);
if (!exitNow) {
antlr.process();
if (ErrorManager.getNumErrors() > 0) {
System.exit(1);
}
System.exit(0);
}
}
/** Return true if all is ok, no errors */
protected boolean antlr(
String fileName, String grammarFileName, String grammarStr, boolean debug) {
boolean allIsWell = true;
mkdir(tmpdir);
writeFile(tmpdir, fileName, grammarStr);
try {
final List options = new ArrayList();
if (debug) {
options.add("-debug");
}
options.add("-o");
options.add(tmpdir);
options.add("-lib");
options.add(tmpdir);
options.add(new File(tmpdir, grammarFileName).toString());
final String[] optionsA = new String[options.size()];
options.toArray(optionsA);
/*
final ErrorQueue equeue = new ErrorQueue();
ErrorManager.setErrorListener(equeue);
*/
Tool antlr = newTool(optionsA);
antlr.process();
ANTLRErrorListener listener = ErrorManager.getErrorListener();
if (listener instanceof ErrorQueue) {
ErrorQueue equeue = (ErrorQueue) listener;
if (equeue.errors.size() > 0) {
allIsWell = false;
System.err.println("antlr reports errors from " + options);
for (int i = 0; i < equeue.errors.size(); i++) {
Message msg = (Message) equeue.errors.get(i);
System.err.println(msg);
}
System.out.println("!!!\ngrammar:");
System.out.println(grammarStr);
System.out.println("###");
}
}
} catch (Exception e) {
allIsWell = false;
System.err.println("problems building grammar: " + e);
e.printStackTrace(System.err);
}
return allIsWell;
}
protected Tool newTool() {
Tool tool = new Tool();
tool.setOutputDirectory(tmpdir);
return tool;
}
protected Tool newTool(String[] args) {
Tool tool = new Tool(args);
tool.setOutputDirectory(tmpdir);
return tool;
}