diff options
Diffstat (limited to 'lib/antlr/src/String.cpp')
-rw-r--r-- | lib/antlr/src/String.cpp | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/lib/antlr/src/String.cpp b/lib/antlr/src/String.cpp new file mode 100644 index 00000000..ae70f479 --- /dev/null +++ b/lib/antlr/src/String.cpp @@ -0,0 +1,90 @@ +/* ANTLR Translator Generator + * Project led by Terence Parr at http://www.jGuru.com + * Software rights: http://www.antlr.org/license.html + * + * $Id$ + */ + +#include "antlr/String.hpp" + +#include <cctype> + +#ifdef HAS_NOT_CSTDIO_H +#include <stdio.h> +#else +#include <cstdio> +#endif + +#ifdef ANTLR_CXX_SUPPORTS_NAMESPACE +namespace antlr { +#endif + +// wh: hack for Borland C++ 5.6 +#if __BORLANDC__ + using std::sprintf; +#endif + + +// RK: should be using snprintf actually... (or stringstream) +ANTLR_C_USING(sprintf) + +ANTLR_USE_NAMESPACE(std)string operator+( const ANTLR_USE_NAMESPACE(std)string& lhs, const int rhs ) +{ + char tmp[100]; + sprintf(tmp,"%d",rhs); + return lhs+tmp; +} + +ANTLR_USE_NAMESPACE(std)string operator+( const ANTLR_USE_NAMESPACE(std)string& lhs, size_t rhs ) +{ + char tmp[100]; + sprintf(tmp,"%u",rhs); + return lhs+tmp; +} + +/** Convert character to readable string + */ +ANTLR_USE_NAMESPACE(std)string charName(int ch) +{ + if (ch == EOF) + return "EOF"; + else + { + ANTLR_USE_NAMESPACE(std)string s; + + // when you think you've seen it all.. an isprint that crashes... + ch = ch & 0xFF; +#ifdef ANTLR_CCTYPE_NEEDS_STD + if( ANTLR_USE_NAMESPACE(std)isprint( ch ) ) +#else + if( isprint( ch ) ) +#endif + { + s.append("'"); + s += ch; + s.append("'"); +// s += "'"+ch+"'"; + } + else + { + s += "0x"; + + unsigned int t = ch >> 4; + if( t < 10 ) + s += t | 0x30; + else + s += t + 0x37; + t = ch & 0xF; + if( t < 10 ) + s += t | 0x30; + else + s += t + 0x37; + } + return s; + } +} + +#ifdef ANTLR_CXX_SUPPORTS_NAMESPACE +} +#endif + |