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/* ANTLR Translator Generator |
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* Project led by Terence Parr at http://www.jGuru.com |
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* Software rights: http://www.antlr.org/license.html |
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* |
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* $Id: String.cpp,v 1.1 2005-12-02 15:38:02 tim Exp $ |
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*/ |
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|
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#include "antlr/String.hpp" |
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|
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#include <cctype> |
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|
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#ifdef HAS_NOT_CSTDIO_H |
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#include <stdio.h> |
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#else |
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#include <cstdio> |
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#endif |
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|
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#ifdef ANTLR_CXX_SUPPORTS_NAMESPACE |
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namespace antlr { |
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#endif |
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|
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// wh: hack for Borland C++ 5.6 |
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#if __BORLANDC__ |
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using std::sprintf; |
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#endif |
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|
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|
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// RK: should be using snprintf actually... (or stringstream) |
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ANTLR_C_USING(sprintf) |
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|
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ANTLR_USE_NAMESPACE(std)string operator+( const ANTLR_USE_NAMESPACE(std)string& lhs, const int rhs ) |
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{ |
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char tmp[100]; |
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sprintf(tmp,"%d",rhs); |
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return lhs+tmp; |
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} |
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|
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ANTLR_USE_NAMESPACE(std)string operator+( const ANTLR_USE_NAMESPACE(std)string& lhs, size_t rhs ) |
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{ |
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char tmp[100]; |
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sprintf(tmp,"%u",rhs); |
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return lhs+tmp; |
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} |
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|
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/** Convert character to readable string |
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*/ |
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ANTLR_USE_NAMESPACE(std)string charName(int ch) |
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{ |
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if (ch == EOF) |
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return "EOF"; |
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else |
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{ |
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ANTLR_USE_NAMESPACE(std)string s; |
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|
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// when you think you've seen it all.. an isprint that crashes... |
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ch = ch & 0xFF; |
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#ifdef ANTLR_CCTYPE_NEEDS_STD |
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if( ANTLR_USE_NAMESPACE(std)isprint( ch ) ) |
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#else |
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if( isprint( ch ) ) |
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#endif |
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{ |
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s.append("'"); |
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s += ch; |
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s.append("'"); |
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// s += "'"+ch+"'"; |
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} |
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else |
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{ |
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s += "0x"; |
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|
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unsigned int t = ch >> 4; |
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if( t < 10 ) |
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s += t | 0x30; |
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else |
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s += t + 0x37; |
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t = ch & 0xF; |
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if( t < 10 ) |
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s += t | 0x30; |
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else |
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s += t + 0x37; |
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} |
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return s; |
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} |
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} |
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|
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#ifdef ANTLR_CXX_SUPPORTS_NAMESPACE |
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} |
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#endif |
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