OSX/libsecurity_codesigning/antlr2/src/TreeParser.cpp

   1 /* ANTLR Translator Generator
   2  * Project led by Terence Parr at http://www.jGuru.com
   3  * Software rights: http://www.antlr.org/license.html
   4  *
   5  * $Id: //depot/code/org.antlr/release/antlr-2.7.7/lib/cpp/src/TreeParser.cpp#2 $
   6  */
   7
   8 #include "antlr/TreeParser.hpp"
   9 #include "antlr/ASTNULLType.hpp"
  10 #include <stdio.h>
  11
  12 #ifdef ANTLR_CXX_SUPPORTS_NAMESPACE
  13 namespace antlr {
  14 #endif
  15
  16 /** The AST Null object; the parsing cursor is set to this when
  17  *  it is found to be null.  This way, we can test the
  18  *  token type of a node without having to have tests for null
  19  *  everywhere.
  20  */
  21 RefAST TreeParser::ASTNULL(new ASTNULLType);
  22
  23 /** Parser error-reporting function can be overridden in subclass */
  24 void TreeParser::reportError(const RecognitionException& ex)
  25 {
  26         fprintf(stderr, "%s", (ex.toString() + "\n").c_str());
  27 }
  28
  29 /** Parser error-reporting function can be overridden in subclass */
  30 void TreeParser::reportError(const ANTLR_USE_NAMESPACE(std)string& s)
  31 {
  32         fprintf(stderr, "%s", ("error: " + s + "\n").c_str());
  33 }
  34
  35 /** Parser warning-reporting function can be overridden in subclass */
  36 void TreeParser::reportWarning(const ANTLR_USE_NAMESPACE(std)string& s)
  37 {
  38         fprintf(stderr, "%s", ("warning: " + s + "\n").c_str());
  39 }
  40
  41 /** Procedure to write out an indent for traceIn and traceOut */
  42 void TreeParser::traceIndent()
  43 {
  44         for( int i = 0; i < traceDepth; i++ )
  45                 printf(" ");
  46 }
  47
  48 void TreeParser::traceIn(const char* rname, RefAST t)
  49 {
  50         traceDepth++;
  51         traceIndent();
  52
  53         printf("%s",((ANTLR_USE_NAMESPACE(std)string)"> " + rname
  54                         + "(" + (t ? t->toString().c_str() : "null") + ")"
  55                         + ((inputState->guessing>0)?" [guessing]":"")
  56                         + "\n").c_str());
  57 }
  58
  59 void TreeParser::traceOut(const char* rname, RefAST t)
  60 {
  61         traceIndent();
  62
  63         printf("%s",((ANTLR_USE_NAMESPACE(std)string)"< " + rname
  64                         + "(" + (t ? t->toString().c_str() : "null") + ")"
  65                         + ((inputState->guessing>0)?" [guessing]":"")
  66                         + "\n").c_str());
  67
  68         traceDepth--;
  69 }
  70
  71 #ifdef ANTLR_CXX_SUPPORTS_NAMESPACE
  72 }
  73 #endif