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signature TOKENIZER = sig
structure S: STREAM
datatype intType = ItDec | ItOct | ItHex
datatype intSfx = IsNone | IsU | IsL | IsUL | IsLL | IsULL
datatype floatSfx = FsNone | FsF | FsL
datatype numConst =
IntConst of intType * string * intSfx |
FloatConst of string * floatSfx
datatype token =
Invalid |
EOS |
NewLine |
Num of numConst |
Id of string |
CharConst of string * int |
StringConst of string |
kwBreak |
kwCase |
kwChar |
kwConst |
kwContinue |
kwDefault |
kwDouble |
kwElse |
kwEnum |
kwExtern |
kwFloat |
kwFor |
kwGoto |
kwInt |
kwLong |
kwRegister |
kwReturn |
kwShort |
kwSigned |
kwSizeof |
kwStruct |
kwSwitch |
kwTypedef |
kwUnion |
kwUnsigned |
kwVoid |
kwVolatile |
LParen |
RParen |
LBracket |
RBracket |
LBrace |
RBrace |
QuestionMark |
Colon |
Coma |
Semicolon |
Arrow |
Plus |
DoublePlus|
Minus |
DoubleMinus |
Ampersand |
Asterisk |
Slash |
Tilde |
ExclMark |
Percent |
DoubleGreater |
DoubleLess |
Greater |
Less |
EqualSign |
LessEqualSign |
GreaterEqualSign |
DoubleEqualSign |
ExclMarkEqualSign |
Cap |
VerticalBar |
DoubleAmpersand |
DoubleVerticalBar |
AsteriskEqualSign |
SlashEqualSign |
PercentEqualSign |
PlusEqualSign |
MinusEqualSign |
DoubleLessEqualSign |
DoubleGreaterEqualSign |
AmpersandEqualSign |
CapEqualSign |
VerticalBarEqualSign |
Hash |
DoubleHash |
Dot |
DoubleDot |
TripleDot |
CommentStart |
CppInclude |
CppDefine |
CppUndef |
CppIf |
CppIfdef |
CppIfndef |
CppElse |
CppElif |
CppEndif |
CppWarning |
CppError |
CppPragma
type fullToken = S.pos * token
(* Fatal. both may be thrown by tokenize *)
exception FsmTableIsTooSmall
exception TkErrorAug of S.ppos * string
val getToken: S.t -> fullToken option * S.t
val tokenize: S.t -> fullToken list
val token2str: token -> string
val printToken: token -> unit
val debugPrint: fullToken list -> string -> unit
end
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