Package org.jruby.util.io

Examples of org.jruby.util.io.OpenFile.lock()

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            str = str.asString();

        RubyIO io = GetWriteIO();
        fptr = io.getOpenFileChecked();

        boolean locked = fptr.lock();
        try {
            fptr.checkWritable(context);

            str.setFrozen(true);
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            str = str.asString();

        RubyIO io = GetWriteIO();
        fptr = io.getOpenFileChecked();

        boolean locked = fptr.lock();
        try {
            fptr.checkWritable(context);

            if (fptr.io_fflush(context) < 0)
                throw runtime.newErrnoFromErrno(fptr.errno(), fptr.getPath());
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        str = ((RubyString)str).dupFrozen();

        fptr = io.getOpenFileChecked();

        boolean locked = fptr.lock();
        try {
            fptr = io.getOpenFileChecked();
            fptr.checkWritable(context);

            n = fptr.fwrite(context, str, nosync);
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                throw runtime.newArgumentError(fptr.PREP_STDIO_NAME() + " can't change access mode from \"" + fptr.getModeAsString(runtime) + "\" to \"" + orig.getModeAsString(runtime) + "\"");
            }
        }
        // FIXME: three lock acquires...trying to reduce risk of deadlock, but not sure it's possible.

        boolean locked = fptr.lock();
        try {
            if (fptr.isWritable()) {
                if (fptr.io_fflush(context) < 0)
                    throw runtime.newErrnoFromErrno(fptr.errno(), fptr.getPath());
            } else {
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            if (locked) orig.unlock();
        }

        /* copy rb_io_t structure */
        // NOTE: MRI does not copy sync here, but I can find no way to make stdout/stderr stay sync through a reopen
        locked = fptr.lock();
        boolean locked2 = orig.lock(); // TODO: This WILL deadlock if two threads try to reopen the same IOs in opposite directions. Fix?
        try {
            fptr.setMode(orig.getMode() | (fptr.getMode() & (OpenFile.PREP | OpenFile.SYNC)));
            fptr.setProcess(orig.getProcess());
            fptr.setLineNumber(orig.getLineNumber());
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    // rb_io_binmode
    private void setBinmode() {
        OpenFile fptr;

        fptr = getOpenFileChecked();
        boolean locked = fptr.lock();
        try {
            if (fptr.readconv != null)
                fptr.readconv.binmode();
            if (fptr.writeconv != null)
                fptr.writeconv.binmode();
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        fptr = file.openFile;
        if (fptr == null) {
            fptr = file.openFile = MakeOpenFile();
        }

        boolean locked = fptr.lock();
        try {
            if (!nmode.isNil() || !opt.isNil()) {
                ConvConfig convconfig = new ConvConfig();
                Object vmode_vperm = vmodeVperm(nmode, null);
                int[] fmode_p = {0};
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