Tcl and the Tk Toolkit, Second Edition

31. Interpreters

This chapter explains what interpreters are, how to create them and delete them, and how to use them to evaluate Tcl scripts.

31.1 Functions Presented in This Chapter

• Tcl_Interp *Tcl_CreateInterp()

Creates and returns a new Tcl interpreter.

• Tcl_DeleteInterp(Tcl_Interp *interp)

Deletes a Tcl interpreter.

• Tcl_InterpDeleted(Tcl_Interp *interp)

Returns nonzero if the interpreter is slated for deletion.

• Tcl_Interp *Tcl_CreateSlave(Tcl_Interp *interp,            CONST charslaveName, int isSafe)

Creates a “slave” interpreter with the name slaveName. The isSafe parameter determines whether to create a safe interpreter or not.

• int Tcl_IsSafe(Tcl_Interp *interp)

Returns 1 if the interpreter is safe, otherwise 0.

• int Tcl_MakeSafe(Tcl_Interp ...