1 /* Longjump free calls to gdb internal routines.
2 Copyright 1999 Free Software Foundation, Inc.
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 59 Temple Place - Suite 330,
17 Boston, MA 02111-1307, USA. */
24 /* Use this struct used to pass arguments to wrapper routines. We assume
25 (arbitrarily) that no gdb function takes more than ten arguments. */
26 struct gdb_wrapper_arguments
29 /* Pointer to some result from the gdb function call, if any */
32 /* The list of arguments. */
36 int gdb_evaluate_expression PARAMS ((struct expression *, value_ptr *));
37 int wrap_evaluate_expression PARAMS ((char *));
39 int gdb_value_fetch_lazy PARAMS ((value_ptr));
40 int wrap_value_fetch_lazy PARAMS ((char *));
42 int gdb_value_equal PARAMS ((value_ptr, value_ptr, int *));
43 int wrap_value_equal PARAMS ((char *));
45 int gdb_value_ind PARAMS ((value_ptr val, value_ptr * rval));
46 int wrap_value_ind PARAMS ((char *opaque_arg));
49 gdb_evaluate_expression (exp, value)
50 struct expression *exp;
53 struct gdb_wrapper_arguments args;
54 args.args[0] = (char *) exp;
56 if (!catch_errors ((catch_errors_ftype *) wrap_evaluate_expression, &args,
57 "", RETURN_MASK_ERROR))
59 /* An error occurred */
63 *value = (value_ptr) args.result;
68 wrap_evaluate_expression (a)
71 struct gdb_wrapper_arguments *args = (struct gdb_wrapper_arguments *) a;
74 (char *) evaluate_expression ((struct expression *) (args)->args[0]);
79 gdb_value_fetch_lazy (value)
82 struct gdb_wrapper_arguments args;
84 args.args[0] = (char *) value;
85 return catch_errors ((catch_errors_ftype *) wrap_value_fetch_lazy, &args,
86 "", RETURN_MASK_ERROR);
90 wrap_value_fetch_lazy (a)
93 struct gdb_wrapper_arguments *args = (struct gdb_wrapper_arguments *) a;
95 value_fetch_lazy ((value_ptr) (args)->args[0]);
100 gdb_value_equal (val1, val2, result)
105 struct gdb_wrapper_arguments args;
107 args.args[0] = (char *) val1;
108 args.args[1] = (char *) val2;
110 if (!catch_errors ((catch_errors_ftype *) wrap_value_equal, &args,
111 "", RETURN_MASK_ERROR))
113 /* An error occurred */
117 *result = (int) args.result;
125 struct gdb_wrapper_arguments *args = (struct gdb_wrapper_arguments *) a;
126 value_ptr val1, val2;
128 val1 = (value_ptr) (args)->args[0];
129 val2 = (value_ptr) (args)->args[1];
131 (args)->result = (char *) value_equal (val1, val2);
136 gdb_value_ind (val, rval)
140 struct gdb_wrapper_arguments args;
142 args.args[0] = (char *) val;
144 if (!catch_errors ((catch_errors_ftype *) wrap_value_ind, &args,
145 "", RETURN_MASK_ERROR))
147 /* An error occurred */
151 *rval = (value_ptr) args.result;
156 wrap_value_ind (opaque_arg)
159 struct gdb_wrapper_arguments *args = (struct gdb_wrapper_arguments *) opaque_arg;
162 val = (value_ptr) (args)->args[0];
163 (args)->result = (char *) value_ind (val);