#define szNumber "[+-]?[0-9]+"
#define szWord "[a-z_][a-z0-9\\_]*"
#define szOp "==?|\\+[=+]?|-[->=]?|\\*=?|/=?|\\|[|=]?|\\\\|\\~|!=?|\\&{1,2}|\\{|\\}|\\[|\\]|\\(|\\)|\\,|\\;|\\:{1,2}|\\?|<[<=]?|>[=>]?|."
#define szString "\".*?\""
#define szString2 "'.*?'"
#define szLineComment "//[^\\n\\r\\f]*"
#define szComment "/\\*[\\s\\S]*?\\*/"
#define szPre "#[^\\n\\r\\f]*"
#define rePack(v) "^\\s*("v")([\\s\\S]*)$"
void ss_dostring(std::string text)
{
FILE * fp=fopen("out.ini","w+");
long pos=0;
const boost::regex reNumber(rePack(szNumber),boost::regbase::normal|boost::regbase::icase);
const boost::regex reWord(rePack(szWord),boost::regbase::normal|boost::regbase::icase);
const boost::regex reOp(rePack(szOp),boost::regbase::normal|boost::regbase::icase);
const boost::regex reString(rePack(szString),boost::regbase::normal|boost::regbase::icase);
const boost::regex reString2(rePack(szString2),boost::regbase::normal|boost::regbase::icase);
const boost::regex reLineComment(rePack(szLineComment),boost::regbase::normal|boost::regbase::icase);
const boost::regex reComment(rePack(szComment),boost::regbase::normal|boost::regbase::icase);
const boost::regex rePre(rePack(szPre),boost::regbase::normal|boost::regbase::icase);
boost::smatch match;
while (true)
{
if ( boost::regex_match( text, match, reLineComment) )
{
fprintf(fp,"注释: %s\n",match.str(1).c_str());
text=match.str(2);
continue;
}
if ( boost::regex_match( text, match, reComment) )
{
fprintf(fp,"注释: %s\n",match.str(1).c_str());
text=match.str(2);
continue;
}
if ( boost::regex_match( text, match, rePre) )
{
fprintf(fp,"预处理: %s\n",match.str(1).c_str());
text=match.str(2);
continue;
}
if ( boost::regex_match( text, match, reNumber) )
{
fprintf(fp,"number: %s\n",match.str(1).c_str());
text=match.str(2);
continue;
}
if ( boost::regex_match( text, match, reWord) )
{
fprintf(fp,"reWord: %s\n",match.str(1).c_str());
text=match.str(2);
continue;
}
if ( boost::regex_match( text, match, reString) )
{
fprintf(fp,"String: %s\n",match.str(1).c_str());
text=match.str(2);
continue;
}
if ( boost::regex_match( text, match, reString2) )
{
fprintf(fp,"String: %s\n",match.str(1).c_str());
text=match.str(2);
continue;
}
if ( boost::regex_match( text, match, reOp) )
{
fprintf(fp,"Op: %s\n",match.str(1).c_str());
text=match.str(2);
continue;
}
break;
}
fprintf(fp,"剩余: %s\n",text.substr(0,20).c_str());
fclose(fp);
}posted on 2007-04-11 15:20
shaker(太子) 阅读(3116)
评论(0) 编辑 收藏 引用 所属分类:
C++