my prof. wants us to write a lexical analyzer. the design of the lexical analyzer as a function which can return a quadraple (tokentype, attributevalue, linenumber and line position)..how to design a driver program in which reads the name of the file which holds a sample program of c prog lang, and prints te tokens of this sample program into another file.

: my prof. wants us to write a lexical analyzer. the design of the lexical analyzer as a function which can return a quadraple (tokentype, attributevalue, linenumber and line position)..how to design a driver program in which reads the name of the file which holds a sample program of c prog lang, and prints te tokens of this sample program into another file.
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Eh... alright. Did you have a question?

how to design a driver program in which reads the name of the file from the an another program?

: how to design a driver program in which reads the name of the file from the an another program?
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It is not clear what you mean.

What is "a driver program"?

What is "a sample program"?

What do you mean with "file from another program"? A text file generated by another program, or the .exe file of the other program, or since you say C language - the source code itself?

is a toy programming language the same with C prog. lang?
honestly im not familiar with this type of programming lanuage (Toy programmning language).?

: is a toy programming language the same with C prog. lang?
: honestly im not familiar with this type of programming lanuage (Toy programmning language).?
:


Umm... a "toy programming language" is a term for limited languages like VB and similar. C is most definitely not a toy language. But what has this to do with the question?

: : is a toy programming language the same with C prog. lang?
: : honestly im not familiar with this type of programming lanuage (Toy programmning language).?
: :
:
:
: Umm... a "toy programming language" is a term for limited languages like VB and similar. C is most definitely not a toy language. But what has this to do with the question?
:

If I the OP right, he wants us to help him with a lexical scanner homework, that reads and tokenizes some C code.

Since we wont do your homework, ask your professor