1/* Fortran language support definitions for GDB, the GNU debugger.
2   Copyright 1992, 1993, 1994, 1995, 1998, 2000
3   Free Software Foundation, Inc.
4   Contributed by Motorola.  Adapted from the C definitions by Farooq Butt
5   (fmbutt@engage.sps.mot.com).
6
7   This file is part of GDB.
8
9   This program is free software; you can redistribute it and/or modify
10   it under the terms of the GNU General Public License as published by
11   the Free Software Foundation; either version 2 of the License, or
12   (at your option) any later version.
13
14   This program is distributed in the hope that it will be useful,
15   but WITHOUT ANY WARRANTY; without even the implied warranty of
16   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17   GNU General Public License for more details.
18
19   You should have received a copy of the GNU General Public License
20   along with this program; if not, write to the Free Software
21   Foundation, Inc., 59 Temple Place - Suite 330,
22   Boston, MA 02111-1307, USA.  */
23
24extern int f_parse (void);
25
26extern void f_error (char *);	/* Defined in f-exp.y */
27
28extern void f_print_type (struct type *, char *, struct ui_file *, int,
29			  int);
30
31extern int f_val_print (struct type *, char *, int, CORE_ADDR,
32			struct ui_file *, int, int, int,
33			enum val_prettyprint);
34
35/* Language-specific data structures */
36
37struct common_entry
38  {
39    struct symbol *symbol;	/* The symbol node corresponding
40				   to this component */
41    struct common_entry *next;	/* The next component */
42  };
43
44struct saved_f77_common
45  {
46    char *name;			/* Name of COMMON */
47    char *owning_function;	/* Name of parent function */
48    int secnum;			/* Section # of .bss */
49    CORE_ADDR offset;		/* Offset from .bss for
50				   this block */
51    struct common_entry *entries;	/* List of block's components */
52    struct common_entry *end_of_entries;	/* ptr. to end of components */
53    struct saved_f77_common *next;	/* Next saved COMMON block */
54  };
55
56typedef struct saved_f77_common SAVED_F77_COMMON, *SAVED_F77_COMMON_PTR;
57
58typedef struct common_entry COMMON_ENTRY, *COMMON_ENTRY_PTR;
59
60extern SAVED_F77_COMMON_PTR head_common_list;	/* Ptr to 1st saved COMMON  */
61extern SAVED_F77_COMMON_PTR tail_common_list;	/* Ptr to last saved COMMON  */
62extern SAVED_F77_COMMON_PTR current_common;	/* Ptr to current COMMON */
63
64extern SAVED_F77_COMMON_PTR find_common_for_function (char *, char *);
65
66#define UNINITIALIZED_SECNUM -1
67#define COMMON_NEEDS_PATCHING(blk) ((blk)->secnum == UNINITIALIZED_SECNUM)
68
69#define BLANK_COMMON_NAME_ORIGINAL "#BLNK_COM"	/* XLF assigned  */
70#define BLANK_COMMON_NAME_MF77     "__BLNK__"	/* MF77 assigned  */
71#define BLANK_COMMON_NAME_LOCAL    "__BLANK"	/* Local GDB */
72
73#define BOUND_FETCH_OK 1
74#define BOUND_FETCH_ERROR -999
75
76/* When reasonable array bounds cannot be fetched, such as when
77   you ask to 'mt print symbols' and there is no stack frame and
78   therefore no way of knowing the bounds of stack-based arrays,
79   we have to assign default bounds, these are as good as any... */
80
81#define DEFAULT_UPPER_BOUND 999999
82#define DEFAULT_LOWER_BOUND -999999
83
84extern char *real_main_name;	/* Name of main function */
85extern int real_main_c_value;	/* C_value field of main function */
86
87extern int f77_get_dynamic_upperbound (struct type *, int *);
88
89extern int f77_get_dynamic_lowerbound (struct type *, int *);
90
91extern void f77_get_dynamic_array_length (struct type *);
92
93extern int calc_f77_array_dims (struct type *);
94
95#define DEFAULT_DOTMAIN_NAME_IN_MF77            ".MAIN_"
96#define DEFAULT_MAIN_NAME_IN_MF77               "MAIN_"
97#define DEFAULT_DOTMAIN_NAME_IN_XLF_BUGGY       ".main "
98#define DEFAULT_DOTMAIN_NAME_IN_XLF             ".main"
99