1 files changed, 73 insertions, 0 deletions
diff --git a/src/parser/smt/smt_input.cpp b/src/parser/smt/smt_input.cpp
new file mode 100644
index 000000000..7a28c30f1
--- /dev/null
+++ b/src/parser/smt/smt_input.cpp
@@ -0,0 +1,73 @@
+/*
+ * smt_parser.cpp
+ *
+ *  Created on: Mar 5, 2010
+ *      Author: chris
+ */
+
+#include <antlr3.h>
+
+#include "expr/expr_manager.h"
+#include "parser/parser_exception.h"
+#include "parser/smt/smt_input.h"
+#include "parser/smt/generated/SmtLexer.h"
+#include "parser/smt/generated/SmtParser.h"
+
+namespace CVC4 {
+namespace parser {
+
+/* Use lookahead=2 */
+SmtInput::SmtInput(ExprManager* exprManager, const std::string& filename, bool useMmap) :
+  AntlrInput(exprManager,filename,2,useMmap) {
+  init();
+}
+
+SmtInput::SmtInput(ExprManager* exprManager, const std::string& input, const std::string& name) :
+  AntlrInput(exprManager,input,name,2) {
+  init();
+}
+
+void SmtInput::init() {
+  pANTLR3_INPUT_STREAM input = getInputStream();
+  AlwaysAssert( input != NULL );
+
+  d_pSmtLexer = SmtLexerNew(input);
+  if( d_pSmtLexer == NULL ) {
+    throw ParserException("Failed to create SMT lexer.");
+  }
+
+  setLexer( d_pSmtLexer->pLexer );
+
+  pANTLR3_COMMON_TOKEN_STREAM tokenStream = getTokenStream();
+  AlwaysAssert( tokenStream != NULL );
+
+  d_pSmtParser = SmtParserNew(tokenStream);
+  if( d_pSmtParser == NULL ) {
+    throw ParserException("Failed to create SMT parser.");
+  }
+
+  setParser(d_pSmtParser->pParser);
+  SetSmtInput(this);
+}
+
+
+SmtInput::~SmtInput() {
+  d_pSmtLexer->free(d_pSmtLexer);
+  d_pSmtParser->free(d_pSmtParser);
+}
+
+Command* SmtInput::doParseCommand() throw (ParserException) {
+  return d_pSmtParser->parseCommand(d_pSmtParser);
+}
+
+Expr SmtInput::doParseExpr() throw (ParserException) {
+  return d_pSmtParser->parseExpr(d_pSmtParser);
+}
+
+pANTLR3_LEXER SmtInput::getLexer() {
+  return d_pSmtLexer->pLexer;
+}
+
+} // namespace parser
+
+} // namespace CVC4