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91 lines
1.5 KiB
91 lines
1.5 KiB
/* 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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* $Id$
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*/
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#include "antlr/String.h"
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#include <cctype>
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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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#ifdef ANTLR_CXX_SUPPORTS_NAMESPACE
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namespace antlr {
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#endif
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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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// RK: should be using snprintf actually... (or stringstream)
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ANTLR_C_USING(sprintf)
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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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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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/** 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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// 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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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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#ifdef ANTLR_CXX_SUPPORTS_NAMESPACE
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}
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#endif
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