Deleted index variable stuff. Index variables are a hack to the language.

Cleaned up some documentation.

From-SVN: r149

gcc/objc/objc.h

@@ -19,10 +19,13 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  * 
-  $Header: /usr/user/dennis_glatting/ObjC/c-runtime/include/RCS/ObjC.h,v 0.8 1991/12/01 01:29:29 dennisg Exp dennisg $
+  $Header: /usr/user/dennis_glatting/ObjC/c-runtime/include/RCS/ObjC.h,v 0.9 1991/12/10 12:04:22 dennisg Exp dennisg $
   $Author: dennisg $
-  $Date: 1991/12/01 01:29:29 $
+  $Date: 1991/12/10 12:04:22 $
   $Log: ObjC.h,v $
+ * Revision 0.9  1991/12/10  12:04:22  dennisg
+ * Cleaned up file format for a distribution.
+ *
  * Revision 0.8  1991/12/01  01:29:29  dennisg
  * modified to remove changes previously made to
  * implement posing.  posing just got easy.
@@ -134,10 +137,9 @@ typedef id  ( *IMP )( id, SEL, ... );
 #define _C_STRUCT_B '{'
 #define _C_STRUCT_E '}'
 
-/* 
- * These definitions are masks used with 
- *  the "info" member variable in the class and 
- *  meta class structures. 
+/*
+ * These definitions are masks used with the "info" member variable in the
+ * class and meta class structures. 
  */
 #define CLS_CLASS         0x1L                  /* The structure is of type
                                                   class (Class_t). */
@@ -156,13 +158,13 @@ typedef id  ( *IMP )( id, SEL, ... );
   extern BOOL objc_trace;
 
 
-/* 
- * Whereas a Module (defined further down) is the 
- *  root (typically) of a file, a Symtab is the root of the 
- *  class and category definitions within the module.  
+/*
+ * Whereas a Module (defined further down) is the root (typically) of a file,
+ * a Symtab is the root of the class and category definitions within the
+ * module.  
  *
- * A Symtab contains a variable length array of pointers
- *  to classes and categories  defined in the module. 
+ * A Symtab contains a variable length array of pointers to classes and
+ * categories  defined in the module. 
  */
 typedef struct objc_symtab {
   u_long    sel_ref_cnt;                        /* Unknown. */
@@ -179,16 +181,14 @@ typedef struct objc_symtab {
 } Symtab,   *Symtab_t;
 
 
-/* 
- * The compiler generates one of these structures for each
- *  module that composes the executable (eg main.m).  
+/*
+ * The compiler generates one of these structures for each module that
+ * composes the executable (eg main.m).  
  *
- * This data structure is the root of the definition tree
- *  for the module.  
+ * This data structure is the root of the definition tree for the module.  
  *
- * A collect program runs between ld stages and creates 
- *  a ObjC ctor array.  That array holds a pointer to each
- *  module structure of the executable. 
+ * A collect program runs between ld stages and creates a ObjC ctor array. 
+ * That array holds a pointer to each module structure of the executable. 
  */
 typedef struct objc_module {
   u_long      version;                          /* Compiler revision. */
@@ -204,10 +204,9 @@ typedef struct objc_module {
 } Module, *Module_t;
 
 
-/* 
- * The compiler generates one of these structures for a 
- *  class that has instance variables defined in its 
- *  specification. 
+/*
+ * The compiler generates one of these structures for a class that has
+ * instance variables defined in its specification. 
  */
 typedef struct objc_ivar* Ivar_t;
 typedef struct objc_ivar_list {
@@ -232,13 +231,13 @@ typedef struct objc_ivar_list {
 } IvarList, *IvarList_t;
 
 
-/* 
- * The compiler generates one (or more) of these structures 
- *  for a class that has methods defined in its specification. 
+/*
+ * The compiler generates one (or more) of these structures for a class that
+ * has methods defined in its specification. 
  *
- * The implementation of a class can be broken into separate 
- *  pieces in a file and categories can break them across modules.
- *  To handle this problem is a singly linked list of methods.
+ * The implementation of a class can be broken into separate pieces in a file
+ * and categories can break them across modules. To handle this problem is a
+ * singly linked list of methods. 
  */
 typedef struct objc_method Method;
 typedef Method* Method_t;
@@ -266,20 +265,16 @@ typedef struct objc_method_list {
 
 
 /*
- * The compiler generates one of these structures for 
- *  each class.  
+ * The compiler generates one of these structures for each class.  
+ *
+ * This structure is the definition for meta classes. By definition a meta
+ * class is the class's class.  Its most relevant contribution is that its
+ * method list contain the class's factory methods. 
  *
- * This structure is the definition for meta classes.
- *  By definition a meta class is the class's class.  Its 
- *  most relevant contribution is that its method list
- *  contain the class's factory methods.
- *  
- * This structure is generated by the compiler in the
- *  executable and used by the run-time during normal
- *  messaging operations.  Therefore some members 
- *  change type.
- * The compiler generates "char* const" and places a string
- *  in the following member variables:  isa and super_class.
+ * This structure is generated by the compiler in the executable and used by
+ * the run-time during normal messaging operations.  Therefore some members
+ * change type. The compiler generates "char* const" and places a string in
+ * the following member variables:  isa and super_class. 
  */
 typedef struct objc_metaClass {     
   struct objc_metaClass*  isa;                /* Pointer to Object meta
@@ -306,17 +301,14 @@ typedef struct objc_metaClass {
 
 
 /*
- * The compiler generates one of these structures for 
- *  each class.  
+ * The compiler generates one of these structures for each class.  
  *
- * This structure is the definition for classes.
- *  
- * This structure is generated by the compiler in the
- *  executable and used by the run-time during normal
- *  messaging operations.  Therefore some members 
- *  change type.
- * The compiler generates "char* const" and places a string
- *  in the following member variables:  super_class.
+ * This structure is the definition for classes. 
+ *
+ * This structure is generated by the compiler in the executable and used by
+ * the run-time during normal messaging operations.  Therefore some members
+ * change type. The compiler generates "char* const" and places a string in
+ * the following member variables:  super_class. 
  */
 typedef struct objc_class {     
   MetaClass_t         isa;                    /* Pointer to the class's
@@ -351,10 +343,8 @@ typedef struct objc_class {
 
 
 /*
- * The compiler generates one of these structures 
- *  for each category.  A class may have many 
- *  categories and contain both instance and 
- *  factory methods.  
+ * The compiler generates one of these structures for each category.  A class
+ * may have many categories and contain both instance and factory methods.  
  */
 typedef struct objc_category {
   const char*   category_name;                /* Name of the category.  Name
@@ -373,10 +363,10 @@ typedef struct objc_category {
 } Category, *Category_t;
 
 
-/* 
- * Structure used when a message is send to a class's
- *  super class.  The compiler generates one of these
- *  structures and passes it to objc_msgSuper(). 
+/*
+ * Structure used when a message is send to a class's super class.  The
+ * compiler generates one of these structures and passes it to
+ * objc_msgSuper(). 
  */
 typedef struct objc_super {
   id      receiver;                           /* Id of the object sending
@@ -385,33 +375,31 @@ typedef struct objc_super {
 } Super, *Super_t;
 
 /*
- * _alloc points to the function, called through 
- *  class_createInstance(), used to allocate memory for 
- *  new instances.
+ * _alloc points to the function, called through class_createInstance(), used
+ * to allocate memory for new instances. 
  */
-extern id (*_alloc)(Class_t aClass, u_int indexedIvarBytes);
+extern id (*_alloc)(Class_t aClass);
 /*
- * _dealloc points to the function, called 
- *  through object_dispose(), used to free instances.
+ * _dealloc points to the function, called through object_dispose(), used to
+ * free instances. 
  */
 extern id (*_dealloc)(id aObject);
 /*
- * _realloc points to the function, called through 
- *  object_realloc(), used to reallocate memory for an object
+ * _realloc points to the function, called through object_realloc(), used to
+ * reallocate memory for an object 
  */
-extern id (*_realloc)(id aObject, u_int numBytes);
+extern id (*_realloc)(id aObject, u_int newSize);
 
 /*
- * _copy points to the function, called through 
- *  object_copy(), used to create an exact copy of an object.
+ * _copy points to the function, called through object_copy(), used to create
+ * an exact copy of an object. 
  */
-extern  id (*_copy)(id aObject, u_int indexedIvarBytes);
+extern  id (*_copy)(id aObject);
 
 /*
- * _error points to the function that the run-time 
- *  system calls in response to an error.  By default, 
- *  it prints formatted error messages to the standard 
- *  error stream and calls abort() to produce a core file.
+ * _error points to the function that the run-time system calls in response
+ * to an error.  By default, it prints formatted error messages to the
+ * standard error stream and calls abort() to produce a core file. 
  */
 extern void (*_error)(id aObject, const char* fmt, va_list ap);