rename: add -unescape

backends/verilog/verilog_backend.h

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+/*
+ *  yosys -- Yosys Open SYnthesis Suite
+ *
+ *  Copyright (C) 2012  Claire Xenia Wolf <claire@yosyshq.com>
+ *
+ *  Permission to use, copy, modify, and/or distribute this software for any
+ *  purpose with or without fee is hereby granted, provided that the above
+ *  copyright notice and this permission notice appear in all copies.
+ *
+ *  THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ *  WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ *  ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ *  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ *  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ *  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ *  ---
+ *
+ *  A simple and straightforward Verilog backend.
+ *
+ */
+
+#ifndef VERILOG_BACKEND_H
+#define VERILOG_BACKEND_H
+
+#include <string>
+
+YOSYS_NAMESPACE_BEGIN
+namespace VERILOG_BACKEND {
+
+    const pool<string> verilog_keywords();
+    bool char_is_verilog_escaped(char c);
+    bool id_is_verilog_escaped(const std::string &str);
+
+}; /* namespace VERILOG_BACKEND */
+YOSYS_NAMESPACE_END
+
+#endif /* VERILOG_BACKEND_H */