+=|,|[ ] { return yytext[0];}
+
+[[:digit:]]+ { yylval->number = atoi(yytext); return (NUMBER); }
+
+:[[:digit:]]{1,5} { yylval->server.port = atoi(yytext +1); return PORT; }
+
+"/?"[[:digit:]]{1,5} { yylval->server.weight = atoi(yytext +2); return WEIGHT_START; }
+
+[\t\r\n] ; /* skip whitespace */
+
+
+^#.*$ {
+ return COMMENT;
+ }
+
+"--SERVER=" { yyextra->begin= yytext; yyextra->set_server(); return SERVER; }
+
+"--VERIFY_KEY" { yyextra->begin= yytext; return VERIFY_KEY; }
+"--VERIFY-KEY" { yyextra->begin= yytext; return VERIFY_KEY; }
+"--AUTO_EJECT_HOSTS" { yyextra->begin= yytext; return AUTO_EJECT_HOSTS; }
+"--AUTO-EJECT_HOSTS" { yyextra->begin= yytext; return AUTO_EJECT_HOSTS; }
+"--BINARY_PROTOCOL" { yyextra->begin= yytext; return BINARY_PROTOCOL; }
+"--BINARY-PROTOCOL" { yyextra->begin= yytext; return BINARY_PROTOCOL; }
+"--BUFFER_REQUESTS" { yyextra->begin= yytext; return BUFFER_REQUESTS; }
+"--BUFFER-REQUESTS" { yyextra->begin= yytext; return BUFFER_REQUESTS; }
+"--CONFIGURE_FILE=" { yyextra->begin= yytext; return CONFIGURE_FILE; }
+"--CONFIGURE-FILE=" { yyextra->begin= yytext; return CONFIGURE_FILE; }
+"--CONNECT_TIMEOUT=" { yyextra->begin= yytext; return CONNECT_TIMEOUT; }
+"--CONNECT-TIMEOUT=" { yyextra->begin= yytext; return CONNECT_TIMEOUT; }
+"--DISTRIBUTION=" { yyextra->begin= yytext; return DISTRIBUTION; }
+"--HASH=" { yyextra->begin= yytext; return HASH; }
+"--HASH_WITH_PREFIX_KEY" { yyextra->begin= yytext; return HASH_WITH_PREFIX_KEY; }
+"--HASH-WITH-PREFIX_KEY" { yyextra->begin= yytext; return HASH_WITH_PREFIX_KEY; }
+"--IO_BYTES_WATERMARK=" { yyextra->begin= yytext; return IO_BYTES_WATERMARK; }
+"--IO-BYTES-WATERMARK=" { yyextra->begin= yytext; return IO_BYTES_WATERMARK; }
+"--IO_KEY_PREFETCH=" { yyextra->begin= yytext; return IO_KEY_PREFETCH; }
+"--IO-KEY-PREFETCH=" { yyextra->begin= yytext; return IO_KEY_PREFETCH; }
+"--IO_MSG_WATERMARK=" { yyextra->begin= yytext; return IO_MSG_WATERMARK; }
+"--IO-MSG-WATERMARK=" { yyextra->begin= yytext; return IO_MSG_WATERMARK; }
+"--NOREPLY" { yyextra->begin= yytext; return NOREPLY; }
+"--NUMBER_OF_REPLICAS=" { yyextra->begin= yytext; return NUMBER_OF_REPLICAS; }
+"--NUMBER-OF-REPLICAS=" { yyextra->begin= yytext; return NUMBER_OF_REPLICAS; }
+"--POLL_TIMEOUT=" { yyextra->begin= yytext; return POLL_TIMEOUT; }
+"--POLL-TIMEOUT=" { yyextra->begin= yytext; return POLL_TIMEOUT; }
+"--RANDOMIZE_REPLICA_READ" { yyextra->begin= yytext; return RANDOMIZE_REPLICA_READ; }
+"--RANDOMIZE-REPLICA-READ" { yyextra->begin= yytext; return RANDOMIZE_REPLICA_READ; }
+"--RCV_TIMEOUT=" { yyextra->begin= yytext; return RCV_TIMEOUT; }
+"--RCV-TIMEOUT=" { yyextra->begin= yytext; return RCV_TIMEOUT; }
+"--RETRY_TIMEOUT=" { yyextra->begin= yytext; return RETRY_TIMEOUT; }
+"--RETRY-TIMEOUT=" { yyextra->begin= yytext; return RETRY_TIMEOUT; }
+"--SERVER_FAILURE_LIMIT=" { yyextra->begin= yytext; return SERVER_FAILURE_LIMIT; }
+"--SERVER-FAILURE-LIMIT=" { yyextra->begin= yytext; return SERVER_FAILURE_LIMIT; }
+"--SND_TIMEOUT=" { yyextra->begin= yytext; return SND_TIMEOUT; }
+"--SND-TIMEOUT=" { yyextra->begin= yytext; return SND_TIMEOUT; }
+"--SOCKET_RECV_SIZE=" { yyextra->begin= yytext; return SOCKET_RECV_SIZE; }
+"--SOCKET-RECV-SIZE=" { yyextra->begin= yytext; return SOCKET_RECV_SIZE; }
+"--SOCKET_SEND_SIZE=" { yyextra->begin= yytext; return SOCKET_SEND_SIZE; }
+"--SOCKET-SEND-SIZE=" { yyextra->begin= yytext; return SOCKET_SEND_SIZE; }
+"--SORT_HOSTS" { yyextra->begin= yytext; return SORT_HOSTS; }
+"--SORT-HOSTS" { yyextra->begin= yytext; return SORT_HOSTS; }
+"--SUPPORT_CAS" { yyextra->begin= yytext; return SUPPORT_CAS; }
+"--SUPPORT-CAS" { yyextra->begin= yytext; return SUPPORT_CAS; }
+"--TCP_NODELAY" { yyextra->begin= yytext; return _TCP_NODELAY; }
+"--TCP-NODELAY" { yyextra->begin= yytext; return _TCP_NODELAY; }
+"--TCP_KEEPALIVE" { yyextra->begin= yytext; return _TCP_KEEPALIVE; }
+"--TCP-KEEPALIVE" { yyextra->begin= yytext; return _TCP_KEEPALIVE; }
+"--TCP_KEEPIDLE" { yyextra->begin= yytext; return _TCP_KEEPIDLE; }
+"--TCP-KEEPIDLE" { yyextra->begin= yytext; return _TCP_KEEPIDLE; }
+"--USER_DATA" { yyextra->begin= yytext; return USER_DATA; }
+"--USER-DATA" { yyextra->begin= yytext; return USER_DATA; }
+"--USE_UDP" { yyextra->begin= yytext; return USE_UDP; }
+"--USE-UDP" { yyextra->begin= yytext; return USE_UDP; }
+
+"--PREFIX-KEY=" { yyextra->begin= yytext; return PREFIX_KEY; }
+"--PREFIX_KEY=" { yyextra->begin= yytext; return PREFIX_KEY; }
+
+INCLUDE { yyextra->begin= yytext; return INCLUDE; }
+RESET { yyextra->begin= yytext; return RESET; }
+DEBUG { yyextra->begin= yytext; return PARSER_DEBUG; }
+SERVERS { yyextra->begin= yytext; return SERVERS; }
+END { yyextra->begin= yytext; return END; }
+ERROR { yyextra->begin= yytext; return ERROR; }
+
+TRUE { return TRUE; }
+FALSE { return FALSE; }
+
+
+"--"[[:alnum:]]* {
+ yyextra->begin= yytext;
+ return UNKNOWN_OPTION;
+ }
+
+CONSISTENT { return CONSISTENT; }
+MODULA { return MODULA; }
+RANDOM { return RANDOM; }
+
+MD5 { return MD5; }
+CRC { return CRC; }
+FNV1_64 { return FNV1_64; }
+FNV1A_64 { return FNV1A_64; }
+FNV1_32 { return FNV1_32; }
+FNV1A_32 { return FNV1A_32; }
+HSIEH { return HSIEH; }
+MURMUR { return MURMUR; }
+JENKINS { return JENKINS; }
+
+(([[:digit:]]{1,3}"."){3}([[:digit:]]{1,3})) {
+ yylval->server.port= MEMCACHED_DEFAULT_PORT;
+ yylval->server.weight= 1;
+ yylval->server.c_str= yyextra->set_hostname(yytext, yyleng);
+ if (yylval->server.c_str)
+ yylval->server.length= yyleng;
+ return IPADDRESS;
+ }
+
+[[:alnum:]]["."[:alnum:]_-]+[[:alnum:]] {
+ if (yyextra->is_server())
+ {
+ yylval->server.port= MEMCACHED_DEFAULT_PORT;
+ yylval->server.weight= 1;
+ yylval->server.c_str= yyextra->set_hostname(yytext, yyleng);
+ if (yylval->server.c_str)
+ yylval->server.length= yyleng;
+
+ return HOSTNAME;
+ }
+
+ yylval->string.c_str = yytext;
+ yylval->string.length = yyleng;
+
+ return STRING;
+ }
+
+(\".*\") {
+ yylval->string.c_str = yytext;
+ yylval->string.length = yyleng;
+ return QUOTED_STRING;
+ }
+
+. {
+ yyextra->begin= yytext;
+ return UNKNOWN;
+ }