projects / apple / security.git / blame
| Commit | Line | Data |
|---|---|---|
| 427c49bc A |
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/CharScanner.cpp#2 $ | |
| 6 | */ | |
| 7 | ||
| 8 | #include <stdio.h> | |
| 9 | #include <string> | |
| 10 | ||
| 11 | #include "antlr/CharScanner.hpp" | |
| 12 | #include "antlr/CommonToken.hpp" | |
| 13 | ||
| 14 | #ifdef ANTLR_CXX_SUPPORTS_NAMESPACE | |
| 15 | namespace antlr { | |
| 16 | #endif | |
| 17 | ANTLR_C_USING(exit) | |
| 18 | ||
| 19 | CharScanner::CharScanner(InputBuffer& cb, bool case_sensitive ) | |
| 20 | : saveConsumedInput(true) //, caseSensitiveLiterals(true) | |
| 21 | , caseSensitive(case_sensitive) | |
| 22 | , literals(CharScannerLiteralsLess(this)) | |
| 23 | , inputState(new LexerInputState(cb)) | |
| 24 | , commitToPath(false) | |
| 25 | , tabsize(8) | |
| 26 | , traceDepth(0) | |
| 27 | { | |
| 28 | setTokenObjectFactory(&CommonToken::factory); | |
| 29 | } | |
| 30 | ||
| 31 | CharScanner::CharScanner(InputBuffer* cb, bool case_sensitive ) | |
| 32 | : saveConsumedInput(true) //, caseSensitiveLiterals(true) | |
| 33 | , caseSensitive(case_sensitive) | |
| 34 | , literals(CharScannerLiteralsLess(this)) | |
| 35 | , inputState(new LexerInputState(cb)) | |
| 36 | , commitToPath(false) | |
| 37 | , tabsize(8) | |
| 38 | , traceDepth(0) | |
| 39 | { | |
| 40 | setTokenObjectFactory(&CommonToken::factory); | |
| 41 | } | |
| 42 | ||
| 43 | CharScanner::CharScanner( const LexerSharedInputState& state, bool case_sensitive ) | |
| 44 | : saveConsumedInput(true) //, caseSensitiveLiterals(true) | |
| 45 | , caseSensitive(case_sensitive) | |
| 46 | , literals(CharScannerLiteralsLess(this)) | |
| 47 | , inputState(state) | |
| 48 | , commitToPath(false) | |
| 49 | , tabsize(8) | |
| 50 | , traceDepth(0) | |
| 51 | { | |
| 52 | setTokenObjectFactory(&CommonToken::factory); | |
| 53 | } | |
| 54 | ||
| 55 | /** Report exception errors caught in nextToken() */ | |
| 56 | void CharScanner::reportError(const RecognitionException& ex) | |
| 57 | { | |
| 58 | fprintf(stderr, "%s", (ex.toString() + "\n").c_str()); | |
| 59 | } | |
| 60 | ||
| 61 | /** Parser error-reporting function can be overridden in subclass */ | |
| 62 | void CharScanner::reportError(const ANTLR_USE_NAMESPACE(std)string& s) | |
| 63 | { | |
| 64 | if ( getFilename()=="" ) | |
| 65 | fprintf(stderr, "%s", ("error: " + s + "\n").c_str()); | |
| 66 | else | |
| 67 | fprintf(stderr, "%s", (getFilename() + ": error: " + s + "\n").c_str()); | |
| 68 | } | |
| 69 | ||
| 70 | /** Parser warning-reporting function can be overridden in subclass */ | |
| 71 | void CharScanner::reportWarning(const ANTLR_USE_NAMESPACE(std)string& s) | |
| 72 | { | |
| 73 | if ( getFilename()=="" ) | |
| 74 | fprintf(stderr, "%s", ("warning: " + s + "\n").c_str()); | |
| 75 | else | |
| 76 | fprintf(stderr, "%s", (getFilename() + ": warning: " + s + "\n").c_str()); | |
| 77 | } | |
| 78 | ||
| 79 | void CharScanner::traceIndent() | |
| 80 | { | |
| 81 | for( int i = 0; i < traceDepth; i++ ) | |
| 82 | printf(" "); | |
| 83 | } | |
| 84 | ||
| 85 | void CharScanner::traceIn(const char* rname) | |
| 86 | { | |
| 87 | traceDepth++; | |
| 88 | traceIndent(); | |
| 89 | printf("> lexer %s; c==%d\n", rname, LA(1)); | |
| 90 | } | |
| 91 | ||
| 92 | void CharScanner::traceOut(const char* rname) | |
| 93 | { | |
| 94 | traceIndent(); | |
| 95 | printf("< lexer %s; c==%d\n", rname, LA(1)); | |
| 96 | traceDepth--; | |
| 97 | } | |
| 98 | ||
| 99 | #ifndef NO_STATIC_CONSTS | |
| 100 | const int CharScanner::NO_CHAR; | |
| 101 | const int CharScanner::EOF_CHAR; | |
| 102 | #endif | |
| 103 | ||
| 104 | #ifdef ANTLR_CXX_SUPPORTS_NAMESPACE | |
| 105 | } | |
| 106 | #endif | |
| 107 |