scanner.cc

a little DFA compiler.

		++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
		if(yych == 0x0A) goto yy95;
		goto yy99;
yy104:
		++YYCURSOR;
		{ cur = cursor;
				  yylval.regexp = ranToRE(token());
				  return RANGE; }
yy106:
		++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
		if(yych == 0x0A) goto yy95;
		goto yy101;
yy107:
		++YYCURSOR;
		{ cur = cursor;
				  yylval.regexp = invToRE(token());
				  return RANGE; }
yy109:
		++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
yy110:
		if(yybm[0+yych] & 32) {
			goto yy109;
		}
		if(yych <= '&') goto yy95;
		if(yych <= '\'') goto yy112;
		++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
		if(yych == 0x0A) goto yy95;
		goto yy109;
yy112:
		++YYCURSOR;
		{ cur = cursor;
				  yylval.regexp = strToCaseInsensitiveRE(token());
				  return STRING; }
yy114:
		++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
yy115:
		if(yybm[0+yych] & 64) {
			goto yy114;
		}
		if(yych <= '!') goto yy95;
		if(yych <= '"') goto yy117;
		++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
		if(yych == 0x0A) goto yy95;
		goto yy114;
yy117:
		++YYCURSOR;
		{ cur = cursor;
				  yylval.regexp = strToRE(token());
				  return STRING; }
yy119:
		++YYCURSOR;
		{ tok = cursor;
				  RETURN(0); }
yy121:
		++YYCURSOR;
		{ depth = 1;
				  goto comment; }
yy123:
		yych = *++YYCURSOR;
		if(yych == ',') goto yy137;
		goto yy125;
yy124:
		++YYCURSOR;
		if((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
		yych = *YYCURSOR;
yy125:
		if(yybm[0+yych] & 128) {
			goto yy124;
		}
		if(yych == ',') goto yy130;
		if(yych == '}') goto yy128;
		goto yy95;
yy126:
		++YYCURSOR;
yy127:
		{ fatal("illegal closure form, use '{n}', '{n,}', '{n,m}' where n and m are numbers"); }
yy128:
		++YYCURSOR;
		{ yylval.extop.minsize = atoi((char *)tok+1);
				  yylval.extop.maxsize = atoi((char *)tok+1);
				  RETURN(CLOSESIZE); }
yy130:
		yyaccept = 6;
		yych = *(YYMARKER = ++YYCURSOR);
		if(yych <= '/') goto yy127;
		if(yych <= '9') goto yy133;
		if(yych != '}') goto yy127;
		++YYCURSOR;
		{ yylval.extop.minsize = atoi((char *)tok+1);
				  yylval.extop.maxsize = -1;
				  RETURN(CLOSESIZE); }
yy133:
		++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
		if(yych <= '/') goto yy95;
		if(yych <= '9') goto yy133;
		if(yych != '}') goto yy95;
		++YYCURSOR;
		{ yylval.extop.minsize = atoi((char *)tok+1);
				  yylval.extop.maxsize = MAX(yylval.extop.minsize,atoi(strchr((char *)tok, ',')+1));
				  RETURN(CLOSESIZE); }
yy137:
		yyaccept = 6;
		yych = *(YYMARKER = ++YYCURSOR);
		if(yych <= '/') goto yy127;
		if(yych <= '9') goto yy133;
		if(yych != '}') goto yy127;
		++YYCURSOR;
		{ yylval.op = '*';
				  RETURN(CLOSE); }
	}
}


code:
{
	static const unsigned char yybm[] = {
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192,   0, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192,  64, 192, 192, 192, 192, 128, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192,   0, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
		192, 192, 192, 192, 192, 192, 192, 192, 
	};

	{
		YYCTYPE yych;
		if((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
		yych = *YYCURSOR;
		if(yych <= '&') {
			if(yych <= 0x0A) {
				if(yych <= 0x00) goto yy148;
				if(yych <= 0x09) goto yy150;
				goto yy146;
			} else {
				if(yych == '"') goto yy152;
				goto yy150;
			}
		} else {
			if(yych <= '{') {
				if(yych <= '\'') goto yy153;
				if(yych <= 'z') goto yy150;
				goto yy144;
			} else {
				if(yych != '}') goto yy150;
			}
		}
		++YYCURSOR;
		{ if(--depth == 0){
					cur = cursor;
					yylval.token = new Token(token(), tline);
					return CODE;
				  }
				  goto code; }
yy144:
		++YYCURSOR;
		{ ++depth;
				  goto code; }
yy146:
		++YYCURSOR;
		{ if(cursor == eof) fatal("missing '}'");
				  pos = cursor; cline++;
				  goto code;
				}
yy148:
		++YYCURSOR;
		{ if(cursor == eof) {
					if (depth) fatal("missing '}'");
					RETURN(0);
				  }
				  goto code;
				}
yy150:
		++YYCURSOR;
yy151:
		{ goto code; }
yy152:
		yych = *(YYMARKER = ++YYCURSOR);
		if(yych == 0x0A) goto yy151;
		goto yy159;
yy153:
		yych = *(YYMARKER = ++YYCURSOR);
		if(yych == 0x0A) goto yy151;
		goto yy155;
yy154:
		++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
yy155:
		if(yybm[0+yych] & 64) {
			goto yy154;
		}
		if(yych <= '&') goto yy156;
		if(yych <= '\'') goto yy150;
		goto yy157;
yy156:
		YYCURSOR = YYMARKER;
		goto yy151;
yy157:
		++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
		if(yych == 0x0A) goto yy156;
		goto yy154;
yy158:
		++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
yy159:
		if(yybm[0+yych] & 128) {
			goto yy158;
		}
		if(yych <= '!') goto yy156;
		if(yych <= '"') goto yy150;
		++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
		if(yych == 0x0A) goto yy156;
		goto yy158;
	}
}


comment:
{

	{
		YYCTYPE yych;
		if((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
		yych = *YYCURSOR;
		if(yych <= ')') {
			if(yych == 0x0A) goto yy166;
			goto yy168;
		} else {
			if(yych <= '*') goto yy163;
			if(yych == '/') goto yy165;
			goto yy168;
		}
yy163:
		++YYCURSOR;
		if((yych = *YYCURSOR) == '/') goto yy171;
yy164:
		{ if(cursor == eof) RETURN(0);
				  goto comment; }
yy165:
		yych = *++YYCURSOR;
		if(yych == '*') goto yy169;
		goto yy164;
yy166:
		++YYCURSOR;
		{ if(cursor == eof) RETURN(0);
				  tok = pos = cursor; cline++;
				  goto comment;
				}
yy168:
		yych = *++YYCURSOR;
		goto yy164;
yy169:
		++YYCURSOR;
		{ ++depth;
				  fatal("ambiguous /* found");
				  goto comment; }
yy171:
		++YYCURSOR;
		{ if(--depth == 0)
					goto scan;
				    else
					goto comment; }
	}
}


config:
{
	static const unsigned char yybm[] = {
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0, 128,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		128,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
		  0,   0,   0,   0,   0,   0,   0,   0, 
	};

	{
		YYCTYPE yych;
		if((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
		yych = *YYCURSOR;
		if(yych <= 0x1F) {
			if(yych != 0x09) goto yy179;
		} else {
			if(yych <= ' ') goto yy175;
			if(yych == '=') goto yy177;
			goto yy179;
		}
yy175:
		++YYCURSOR;
		yych = *YYCURSOR;
		goto yy184;
yy176:
		{ goto config; }
yy177:
		++YYCURSOR;
		yych = *YYCURSOR;
		goto yy182;
yy178:
		{ iscfg = 2;
				  cur = cursor;
				  RETURN('='); 
				}
yy179:
		++YYCURSOR;
		{ fatal("missing '='"); }
yy181:
		++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
yy182:
		if(yybm[0+yych] & 128) {
			goto yy181;
		}
		goto yy178;
yy183:
		++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
yy184:
		if(yych == 0x09) goto yy183;
		if(yych == ' ') goto yy183;
		goto yy176;
	}
}


value:
{
	static const unsigned char yybm[] = {
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 192,   0, 248, 248, 192, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		192, 248, 104, 248, 248, 248, 248, 152, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		252, 252, 252, 252, 252, 252, 252, 252, 
		252, 252, 248, 192, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248,   8, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
		248, 248, 248, 248, 248, 248, 248, 248, 
	};

	{
		YYCTYPE yych;
		if((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
		yych = *YYCURSOR;
		if(yych <= '&') {
			if(yych <= 0x0D) {
				if(yych <= 0x08) goto yy193;
				if(yych <= 0x0A) goto yy187;
				if(yych <= 0x0C) goto yy193;
			} else {
				if(yych <= ' ') {
					if(yych <= 0x1F) goto yy193;
				} else {
					if(yych == '"') goto yy195;
					goto yy193;
				}
			}
		} else {
			if(yych <= '/') {
				if(yych <= '\'') goto yy197;
				if(yych == '-') goto yy190;
				goto yy193;
			} else {
				if(yych <= '9') {
					if(yych <= '0') goto yy188;
					goto yy191;
				} else {
					if(yych != ';') goto yy193;
				}
			}
		}
yy187:
		{ cur = cursor;
				  yylval.str = new Str(token());
				  iscfg = 0;
				  return VALUE;
				}
yy188:
		++YYCURSOR;
		if(yybm[0+(yych = *YYCURSOR)] & 8) {
			goto yy193;
		}
yy189:
		{ cur = cursor;
				  yylval.number = atoi(token().to_string().c_str());
				  iscfg = 0;
				  return NUMBER;
				}
yy190:
		yych = *++YYCURSOR;
		if(yych <= '0') goto yy194;
		if(yych >= ':') goto yy194;
yy191:
		++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
		if(yybm[0+yych] & 4) {
			goto yy191;
		}
		if(yych <= 0x0D) {
			if(yych <= 0x08) goto yy193;
			if(yych <= 0x0A) goto yy189;
			if(yych >= 0x0D) goto yy189;
		} else {
			if(yych <= ' ') {
				if(yych >= ' ') goto yy189;
			} else {
				if(yych == ';') goto yy189;
			}
		}
yy193:
		++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
yy194:
		if(yybm[0+yych] & 8) {
			goto yy193;
		}
		goto yy187;
yy195:
		YYMARKER = ++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
		if(yybm[0+yych] & 16) {
			goto yy195;
		}
		if(yych <= '!') {
			if(yych == 0x0A) goto yy187;
			goto yy205;
		} else {
			if(yych <= '"') goto yy193;
			if(yych <= '[') goto yy205;
			goto yy207;
		}
yy197:
		YYMARKER = ++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
		if(yybm[0+yych] & 32) {
			goto yy197;
		}
		if(yych <= '&') {
			if(yych == 0x0A) goto yy187;
		} else {
			if(yych <= '\'') goto yy193;
			if(yych >= '\\') goto yy202;
		}
yy199:
		++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
		if(yybm[0+yych] & 64) {
			goto yy199;
		}
		if(yych <= '&') goto yy201;
		if(yych <= '\'') goto yy203;
		goto yy204;
yy201:
		YYCURSOR = YYMARKER;
		goto yy187;
yy202:
		YYMARKER = ++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
		if(yych <= 0x0D) {
			if(yych <= 0x09) {
				if(yych <= 0x08) goto yy197;
				goto yy199;
			} else {
				if(yych <= 0x0A) goto yy187;
				if(yych <= 0x0C) goto yy197;
				goto yy199;
			}
		} else {
			if(yych <= ' ') {
				if(yych <= 0x1F) goto yy197;
				goto yy199;
			} else {
				if(yych == ';') goto yy199;
				goto yy197;
			}
		}
yy203:
		yych = *++YYCURSOR;
		goto yy187;
yy204:
		++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
		if(yych == 0x0A) goto yy201;
		goto yy199;
yy205:
		++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
		if(yybm[0+yych] & 128) {
			goto yy205;
		}
		if(yych <= '!') goto yy201;
		if(yych <= '"') goto yy203;
		goto yy208;
yy207:
		YYMARKER = ++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
		if(yych <= 0x0D) {
			if(yych <= 0x09) {
				if(yych <= 0x08) goto yy195;
				goto yy205;
			} else {
				if(yych <= 0x0A) goto yy187;
				if(yych <= 0x0C) goto yy195;
				goto yy205;
			}
		} else {
			if(yych <= ' ') {
				if(yych <= 0x1F) goto yy195;
				goto yy205;
			} else {
				if(yych == ';') goto yy205;
				goto yy195;
			}
		}
yy208:
		++YYCURSOR;
		if(YYLIMIT == YYCURSOR) YYFILL(1);
		yych = *YYCURSOR;
		if(yych == 0x0A) goto yy201;
		goto yy205;
	}
}

}

void Scanner::fatal(uint ofs, const char *msg) const
{
	out.flush();
	std::cerr << "re2c: error: "
		<< "line " << tline << ", column " << (tchar + ofs + 1) << ": "
		<< msg << std::endl;
   	exit(1);
}

Scanner::~Scanner()
{
	if (bot)
	{
		delete [] bot;
	}
}

} // end namespace re2c