tidied up ChangeLogs (80 character line width), added reference

[deliverable/binutils-gdb.git] / gdb / parser-defs.h

diff --git a/gdb/parser-defs.h b/gdb/parser-defs.h
index 748208ae6d1ecac55b32649f86a7ae0737e8c8a2..05061f77597ec229cc4983b952e69a43e6fbfdb3 100644 (file)
--- a/gdb/parser-defs.h
+++ b/gdb/parser-defs.h
@@ -1,6 +1,6 @@
 /* Parser definitions for GDB.
 
-   Copyright 1986, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996,
+   Copyright (C) 1986, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996,
    1997, 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
 
    Modified from expread.y by the Department of Computer Science at the
@@ -20,14 +20,16 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.  */
 
 #if !defined (PARSER_DEFS_H)
 #define PARSER_DEFS_H 1
 
 #include "doublest.h"
 
+struct block;
+
 extern struct expression *expout;
 extern int expout_size;
 extern int expout_ptr;
@@ -79,6 +81,14 @@ struct symtoken
     int is_a_field_of_this;
   };
 
+struct objc_class_str
+  {
+    struct stoken stoken;
+    struct type *type;
+    int class;
+  };
+
+
 /* For parsing of complicated types.
    An array should be preceded in the list by the size of the array.  */
 enum type_pieces
@@ -149,8 +159,21 @@ extern int pop_type_int (void);
 
 extern int length_of_subexp (struct expression *, int);
 
+extern int dump_subexp (struct expression *, struct ui_file *, int);
+
+extern int dump_subexp_body_standard (struct expression *, 
+                                     struct ui_file *, int);
+
+extern void operator_length (struct expression *, int, int *, int *);
+
+extern void operator_length_standard (struct expression *, int, int *, int *);
+
+extern char *op_name_standard (enum exp_opcode);
+
 extern struct type *follow_types (struct type *);
 
+extern void null_post_parser (struct expression **, int);
+
 /* During parsing of a C expression, the pointer to the next character
    is in this variable.  */
 
@@ -210,11 +233,45 @@ struct op_print
     int right_assoc;
   };
 
-/* The generic method for targets to specify how their registers are
-   named.  The mapping can be derived from two sources: REGISTER_NAME;
-   and builtin regs. */
+/* Information needed to print, prefixify, and evaluate expressions for 
+   a given language.  */
+
+struct exp_descriptor
+  {
+    /* Print subexpression.  */
+    void (*print_subexp) (struct expression *, int *, struct ui_file *,
+                         enum precedence);
+
+    /* Returns number of exp_elements needed to represent an operator and
+       the number of subexpressions it takes.  */
+    void (*operator_length) (struct expression*, int, int*, int *);
+
+    /* Name of this operator for dumping purposes.  */
+    char *(*op_name) (enum exp_opcode);
+
+    /* Dump the rest of this (prefix) expression after the operator
+       itself has been printed.  See dump_subexp_body_standard in
+       (expprint.c).  */
+    int (*dump_subexp_body) (struct expression *, struct ui_file *, int);
+
+    /* Evaluate an expression.  */
+    struct value *(*evaluate_exp) (struct type *, struct expression *,
+                                  int *, enum noside);
+  };
+
+
+/* Default descriptor containing standard definitions of all
+   elements.  */
+extern const struct exp_descriptor exp_descriptor_standard;
+
+/* Functions used by language-specific extended operators to (recursively)
+   print/dump subexpressions.  */
+
+extern void print_subexp (struct expression *, int *, struct ui_file *,
+                         enum precedence);
 
-extern int target_map_name_to_register (char *, int);
+extern void print_subexp_standard (struct expression *, int *, 
+                                  struct ui_file *, enum precedence);
 
 /* Function used to avoid direct calls to fprintf
    in the code generated by the bison parser.  */