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- File 1 of 2 demonstrating a suggested TC root class:
-
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- /*
- * FILE: class.h
- * AUTHOR: R.G.
- * CREATED: August 4, 1990
- *
- * Defines Generic_Class root class and declares alternate
- * object allocation/deallocation functions.
- */
-
- # define _H_class
- # define INDIRECT
- /* Means Think C will use handles for objects and move object memory
- * occasionally. If there are many objects, undefining this may
- * speed things up.
- */
-
- # define TRUE 1
- # define FALSE 0
- typedef int boolean;
-
- /******************************************************************
- * abstract Generic_Class definition
- ******************************************************************/
- # ifdef INDIRECT
- struct Generic_Class:indirect
- # else
- struct Generic_Class:direct
- # endif
- {
- boolean init(void);
- boolean destroy(void);
- };
-
- /******************************************************************
- * Function to simulate automated initialization.
- *
- * This function does not work with C++, as discussed in the
- * source file. Instead a macro may be used in conjunction with
- * a simpler function cond_init():
- *
- * # define new_init(cclass) cond_init(new(cclass))
- *
- * Here, cond_init() should accept a newly-created object as its
- * argument and return either the successfully initialized object
- * or NULL.
- ******************************************************************/
- void *new_init(void*);
-
- /******************************************************************
- * Function to simulate automated deallocation.
- ******************************************************************/
- void destroy_delete(Generic_Class*);
-
-
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- 210
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- Root class for TC using automated constructors/destructors
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- p3