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-rw-r--r--src/uscxml/plugins/datamodel/c89/C89Parser.h107
1 files changed, 107 insertions, 0 deletions
diff --git a/src/uscxml/plugins/datamodel/c89/C89Parser.h b/src/uscxml/plugins/datamodel/c89/C89Parser.h
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+++ b/src/uscxml/plugins/datamodel/c89/C89Parser.h
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+/**
+ * @file
+ * @author 2016 Stefan Radomski (stefan.radomski@cs.tu-darmstadt.de)
+ * @copyright Simplified BSD
+ *
+ * @cond
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the FreeBSD license as published by the FreeBSD
+ * project.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * You should have received a copy of the FreeBSD license along with this
+ * program. If not, see <http://www.opensource.org/licenses/bsd-license>.
+ * @endcond
+ */
+
+// bison -v c89.ypp && flex c89.l
+
+#ifndef C89PARSER_H_FE8E7C3E
+#define C89PARSER_H_FE8E7C3E
+
+
+#include <string>
+#include <list>
+#include <stdlib.h>
+//#include <stdarg.h>
+#include <cstdarg>
+
+#include "uscxml/messages/Event.h"
+
+namespace uscxml {
+
+class C89Parser;
+
+class C89ParserNode {
+public:
+ struct Location {
+ int firstLine;
+ int firstCol;
+ int lastLine;
+ int lastCol;
+ };
+
+ C89ParserNode() : type(0), parent(NULL), loc(NULL) {}
+ virtual ~C89ParserNode();
+
+ void merge(C89ParserNode* node);
+ void push(C89ParserNode* node);
+ void dump(int indent = 0);
+
+ static std::string typeToDesc(int type);
+
+ int type;
+ std::string value;
+ std::list<C89ParserNode*> operands;
+ C89ParserNode* parent;
+ Location* loc;
+};
+
+class C89Parser {
+public:
+ enum Type {
+ C89_EXPR,
+ C89_DECL,
+ C89_STMNT
+ };
+
+ static std::string typeToDesc(int type);
+
+ C89Parser() : ast(NULL) {}
+ C89Parser(const std::string& expr);
+ C89Parser(const std::string& expr, int nrArgs, ...);
+ virtual ~C89Parser();
+
+ virtual C89ParserNode* node(int type, int nrArgs, ...);
+ virtual C89ParserNode* value(int type, void* location, const char* value);
+ void dump();
+
+ int parseInCompound;
+
+ C89ParserNode* ast;
+ Type type;
+
+ Event pendingException;
+ operator bool() const {
+ return ast != NULL;
+ }
+
+protected:
+
+ void init(const std::string& expr);
+ void destroy();
+
+ void* buffer;
+ void* scanner;
+ char* input;
+ size_t input_length;
+};
+
+}
+
+void c89_error (void* yylloc_param, uscxml::C89Parser* ctx, void* yyscanner, const char* err);
+
+#endif /* end of include guard: C89PARSER_H_FE8E7C3E */