157      * Internal version of compile, allowing context to be provided.
 158      * Note that the context needs to have a file manager set up.
 159      * @param argv  the command line parameters
 160      * @param context the context
 161      * @return the result of the compilation
 162      */
 163     public Result compile(String[] argv, Context context) {
 164         context.put(Log.outKey, out);
 165         log = Log.instance(context);
 166 
 167         if (argv.length == 0) {
 168             Option.HELP.process(new OptionHelper.GrumpyHelper(log) {
 169                 @Override
 170                 public String getOwnName() { return ownName; }
 171                 @Override
 172                 public void put(String name, String value) { }
 173             }, "-help");
 174             return Result.CMDERR;
 175         }
 176 











 177         try {
 178             argv = CommandLine.parse(argv);
 179         } catch (FileNotFoundException | NoSuchFileException e) {
 180             warning("err.file.not.found", e.getMessage());
 181             return Result.SYSERR;
 182         } catch (IOException ex) {
 183             log.printLines(PrefixKind.JAVAC, "msg.io");
 184             ex.printStackTrace(log.getWriter(WriterKind.NOTICE));
 185             return Result.SYSERR;
 186         }
 187 
 188         Arguments args = Arguments.instance(context);
 189         args.init(ownName, argv);
 190 
 191         if (log.nerrors > 0)
 192             return Result.CMDERR;
 193 
 194         Options options = Options.instance(context);
 195 
 196         // init Log

 157      * Internal version of compile, allowing context to be provided.
 158      * Note that the context needs to have a file manager set up.
 159      * @param argv  the command line parameters
 160      * @param context the context
 161      * @return the result of the compilation
 162      */
 163     public Result compile(String[] argv, Context context) {
 164         context.put(Log.outKey, out);
 165         log = Log.instance(context);
 166 
 167         if (argv.length == 0) {
 168             Option.HELP.process(new OptionHelper.GrumpyHelper(log) {
 169                 @Override
 170                 public String getOwnName() { return ownName; }
 171                 @Override
 172                 public void put(String name, String value) { }
 173             }, "-help");
 174             return Result.CMDERR;
 175         }
 176 
 177         // prefix argv with contents of _JAVAC_OPTIONS if set
 178         String envOpt = System.getenv("_JAVAC_OPTIONS");
 179         if (envOpt != null && !envOpt.trim().isEmpty()) {
 180             String[] envv = envOpt.split("\\s+");
 181             String[] result = new String[envv.length + argv.length];
 182             System.arraycopy(envv, 0, result, 0, envv.length);
 183             System.arraycopy(argv, 0, result, envv.length, argv.length);
 184             argv = result;
 185         }
 186 
 187         // expand @-files
 188         try {
 189             argv = CommandLine.parse(argv);
 190         } catch (FileNotFoundException | NoSuchFileException e) {
 191             warning("err.file.not.found", e.getMessage());
 192             return Result.SYSERR;
 193         } catch (IOException ex) {
 194             log.printLines(PrefixKind.JAVAC, "msg.io");
 195             ex.printStackTrace(log.getWriter(WriterKind.NOTICE));
 196             return Result.SYSERR;
 197         }
 198 
 199         Arguments args = Arguments.instance(context);
 200         args.init(ownName, argv);
 201 
 202         if (log.nerrors > 0)
 203             return Result.CMDERR;
 204 
 205         Options options = Options.instance(context);
 206 
 207         // init Log