2000-02-03 05:14:45 +01:00
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/* Longjump free calls to gdb internal routines.
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2001-03-06 09:22:02 +01:00
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Copyright 1999, 2000 Free Software Foundation, Inc.
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2000-02-03 05:14:45 +01:00
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include "defs.h"
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#include "value.h"
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2005-01-12 Andrew Cagney <cagney@gnu.org>
* exceptions.h (enum return_reason, RETURN_MASK)
(RETURN_MASK_QUIT, RETURN_MASK_ERROR, RETURN_MASK_ALL)
(return_mask, throw_exception, catch_exceptions_ftype)
(catch_exceptions_with_msg, catch_errors_ftype, catch_errors)
(catch_command_errors_ftype, catch_command_errors): Move to
exceptions.h.
* exceptions.c, exceptions.h: New files.
* top.c: Do not include <setjmp.h>.
(SIGJMP_BUF, SIGSETJMP, SIGLONGJMP, catch_return)
(throw_exception, catcher, catch_exceptions)
(catch_exceptions_with_msg, struct catch_errors_args)
(do_catch_errors, catch_errors, struct captured_command_args)
(do_captured_command, catch_command_errors): Move to exceptions.c.
* wrapper.c, wince.c, win32-nat.c, utils.c: Include "exceptions.h".
* tui/tui-interp.c, top.c, thread.c, symmisc.c: Ditto.
* symfile-mem.c, stack.c, solib.c, rs6000-nat.c: Ditto.
* remote-sds.c, remote-mips.c, remote-fileio.c: Ditto.
* remote-e7000.c, objc-lang.c, ocd.c: Ditto.
* remote.c, nto-procfs.c, monitor.c, mi/mi-main.c: Ditto.
* main.c, m32r-rom.c, infrun.c, inf-loop.c: Ditto.
* hppa-hpux-tdep.c, frame.c, event-top.c, event-loop.c: Ditto.
* corelow.c, corefile.c, cli/cli-interp.c, breakpoint.c: Ditto.
* ada-valprint.c, ada-lang.c: Ditto.
* Makefile.in (HFILES_NO_SRCDIR, COMMON_OBS): Add exceptions.h and
exceptions.o. Update all dependencies.
2005-01-12 19:31:35 +01:00
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#include "exceptions.h"
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2000-02-03 05:14:45 +01:00
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#include "wrapper.h"
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2000-03-30 21:52:35 +02:00
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/* Use this struct to pass arguments to wrapper routines. We assume
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2000-02-03 05:14:45 +01:00
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(arbitrarily) that no gdb function takes more than ten arguments. */
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struct gdb_wrapper_arguments
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{
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/* Pointer to some result from the gdb function call, if any */
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2000-03-30 21:52:35 +02:00
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union wrapper_results
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{
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int integer;
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void *pointer;
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} result;
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2000-02-03 05:14:45 +01:00
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/* The list of arguments. */
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2000-03-30 21:52:35 +02:00
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union wrapper_args
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{
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int integer;
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void *pointer;
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} args[10];
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2000-02-03 05:14:45 +01:00
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};
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2001-10-31 04:16:04 +01:00
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struct captured_value_struct_elt_args
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{
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struct value **argp;
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struct value **args;
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char *name;
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int *static_memfuncp;
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char *err;
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struct value **result_ptr;
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};
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2000-05-28 03:12:42 +02:00
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static int wrap_parse_exp_1 (char *);
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2000-03-13 22:51:46 +01:00
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2000-05-28 03:12:42 +02:00
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static int wrap_evaluate_expression (char *);
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2000-02-03 05:14:45 +01:00
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2000-05-28 03:12:42 +02:00
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static int wrap_value_fetch_lazy (char *);
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2000-02-03 05:14:45 +01:00
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2000-05-28 03:12:42 +02:00
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static int wrap_value_equal (char *);
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2000-02-03 05:14:45 +01:00
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2000-11-07 00:12:29 +01:00
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static int wrap_value_assign (char *);
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2000-05-28 03:12:42 +02:00
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static int wrap_value_subscript (char *);
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2000-03-30 22:15:35 +02:00
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2000-05-28 03:12:42 +02:00
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static int wrap_value_ind (char *opaque_arg);
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2000-02-03 05:14:45 +01:00
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2001-10-31 04:16:04 +01:00
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static int do_captured_value_struct_elt (struct ui_out *uiout, void *data);
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2000-04-11 21:41:11 +02:00
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static int wrap_parse_and_eval_type (char *);
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2000-04-03 05:39:09 +02:00
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2000-03-13 22:51:46 +01:00
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int
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2000-07-30 03:48:28 +02:00
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gdb_parse_exp_1 (char **stringptr, struct block *block, int comma,
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struct expression **expression)
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2000-03-13 22:51:46 +01:00
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{
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struct gdb_wrapper_arguments args;
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2000-03-30 21:52:35 +02:00
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args.args[0].pointer = stringptr;
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args.args[1].pointer = block;
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args.args[2].integer = comma;
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2000-03-13 22:51:46 +01:00
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if (!catch_errors ((catch_errors_ftype *) wrap_parse_exp_1, &args,
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"", RETURN_MASK_ERROR))
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{
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/* An error occurred */
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return 0;
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}
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2000-03-30 21:52:35 +02:00
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*expression = (struct expression *) args.result.pointer;
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2000-03-13 22:51:46 +01:00
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return 1;
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}
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2000-04-11 21:41:11 +02:00
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static int
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2000-07-30 03:48:28 +02:00
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wrap_parse_exp_1 (char *argptr)
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2000-03-13 22:51:46 +01:00
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{
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struct gdb_wrapper_arguments *args
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= (struct gdb_wrapper_arguments *) argptr;
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2000-03-30 21:52:35 +02:00
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args->result.pointer = parse_exp_1((char **) args->args[0].pointer,
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(struct block *) args->args[1].pointer,
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args->args[2].integer);
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2000-03-13 22:51:46 +01:00
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return 1;
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}
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2000-02-03 05:14:45 +01:00
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int
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2001-10-21 00:43:26 +02:00
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gdb_evaluate_expression (struct expression *exp, struct value **value)
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2000-02-03 05:14:45 +01:00
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{
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struct gdb_wrapper_arguments args;
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2000-03-30 21:52:35 +02:00
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args.args[0].pointer = exp;
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2000-02-03 05:14:45 +01:00
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if (!catch_errors ((catch_errors_ftype *) wrap_evaluate_expression, &args,
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"", RETURN_MASK_ERROR))
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{
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/* An error occurred */
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return 0;
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}
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2001-10-21 00:43:26 +02:00
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*value = (struct value *) args.result.pointer;
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2000-02-03 05:14:45 +01:00
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return 1;
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}
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2000-04-11 21:41:11 +02:00
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static int
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2000-07-30 03:48:28 +02:00
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wrap_evaluate_expression (char *a)
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2000-02-03 05:14:45 +01:00
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{
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struct gdb_wrapper_arguments *args = (struct gdb_wrapper_arguments *) a;
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2000-03-30 21:52:35 +02:00
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(args)->result.pointer =
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(char *) evaluate_expression ((struct expression *) args->args[0].pointer);
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2000-02-03 05:14:45 +01:00
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return 1;
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}
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int
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2001-10-21 00:43:26 +02:00
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gdb_value_fetch_lazy (struct value *value)
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2000-02-03 05:14:45 +01:00
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{
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struct gdb_wrapper_arguments args;
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2000-03-30 21:52:35 +02:00
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args.args[0].pointer = value;
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2000-02-03 05:14:45 +01:00
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return catch_errors ((catch_errors_ftype *) wrap_value_fetch_lazy, &args,
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"", RETURN_MASK_ERROR);
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}
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2000-04-11 21:41:11 +02:00
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static int
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2000-07-30 03:48:28 +02:00
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wrap_value_fetch_lazy (char *a)
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2000-02-03 05:14:45 +01:00
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{
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struct gdb_wrapper_arguments *args = (struct gdb_wrapper_arguments *) a;
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2001-10-21 00:43:26 +02:00
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value_fetch_lazy ((struct value *) (args)->args[0].pointer);
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2000-02-03 05:14:45 +01:00
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return 1;
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}
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int
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2001-10-21 00:43:26 +02:00
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gdb_value_equal (struct value *val1, struct value *val2, int *result)
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2000-02-03 05:14:45 +01:00
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{
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struct gdb_wrapper_arguments args;
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2000-03-30 21:52:35 +02:00
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args.args[0].pointer = val1;
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args.args[1].pointer = val2;
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2000-02-03 05:14:45 +01:00
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if (!catch_errors ((catch_errors_ftype *) wrap_value_equal, &args,
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"", RETURN_MASK_ERROR))
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{
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/* An error occurred */
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return 0;
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}
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2000-03-30 21:52:35 +02:00
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*result = args.result.integer;
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2000-02-03 05:14:45 +01:00
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return 1;
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}
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2000-04-11 21:41:11 +02:00
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static int
|
2000-07-30 03:48:28 +02:00
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wrap_value_equal (char *a)
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2000-02-03 05:14:45 +01:00
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{
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struct gdb_wrapper_arguments *args = (struct gdb_wrapper_arguments *) a;
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2001-10-21 00:43:26 +02:00
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struct value *val1;
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struct value *val2;
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2000-02-03 05:14:45 +01:00
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2001-10-21 00:43:26 +02:00
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val1 = (struct value *) (args)->args[0].pointer;
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val2 = (struct value *) (args)->args[1].pointer;
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2000-02-03 05:14:45 +01:00
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2000-03-30 21:52:35 +02:00
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(args)->result.integer = value_equal (val1, val2);
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2000-02-03 05:14:45 +01:00
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return 1;
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}
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|
2000-11-07 00:12:29 +01:00
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int
|
2001-10-21 00:43:26 +02:00
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gdb_value_assign (struct value *val1, struct value *val2, struct value **result)
|
2000-11-07 00:12:29 +01:00
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{
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struct gdb_wrapper_arguments args;
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args.args[0].pointer = val1;
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args.args[1].pointer = val2;
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if (!catch_errors ((catch_errors_ftype *) wrap_value_assign, &args,
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"", RETURN_MASK_ERROR))
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{
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/* An error occurred */
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return 0;
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}
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2001-10-21 00:43:26 +02:00
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*result = (struct value *) args.result.pointer;
|
2000-11-07 00:12:29 +01:00
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return 1;
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}
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static int
|
2000-11-18 03:05:46 +01:00
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wrap_value_assign (char *a)
|
2000-11-07 00:12:29 +01:00
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{
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struct gdb_wrapper_arguments *args = (struct gdb_wrapper_arguments *) a;
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2001-10-21 00:43:26 +02:00
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struct value *val1;
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struct value *val2;
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2000-11-07 00:12:29 +01:00
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2001-10-21 00:43:26 +02:00
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val1 = (struct value *) (args)->args[0].pointer;
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val2 = (struct value *) (args)->args[1].pointer;
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2000-11-07 00:12:29 +01:00
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(args)->result.pointer = value_assign (val1, val2);
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return 1;
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}
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|
2000-03-30 22:15:35 +02:00
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int
|
2001-10-21 00:43:26 +02:00
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gdb_value_subscript (struct value *val1, struct value *val2, struct value **rval)
|
2000-03-30 22:15:35 +02:00
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{
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struct gdb_wrapper_arguments args;
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args.args[0].pointer = val1;
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args.args[1].pointer = val2;
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if (!catch_errors ((catch_errors_ftype *) wrap_value_subscript, &args,
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"", RETURN_MASK_ERROR))
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{
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|
|
/* An error occurred */
|
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|
return 0;
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|
}
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|
2001-10-21 00:43:26 +02:00
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*rval = (struct value *) args.result.pointer;
|
2000-03-30 22:15:35 +02:00
|
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return 1;
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}
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|
2000-04-11 21:41:11 +02:00
|
|
|
static int
|
2000-07-30 03:48:28 +02:00
|
|
|
wrap_value_subscript (char *a)
|
2000-03-30 22:15:35 +02:00
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|
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{
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|
struct gdb_wrapper_arguments *args = (struct gdb_wrapper_arguments *) a;
|
2001-10-21 00:43:26 +02:00
|
|
|
struct value *val1;
|
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|
|
struct value *val2;
|
2000-03-30 22:15:35 +02:00
|
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2001-10-21 00:43:26 +02:00
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val1 = (struct value *) (args)->args[0].pointer;
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val2 = (struct value *) (args)->args[1].pointer;
|
2000-03-30 22:15:35 +02:00
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(args)->result.pointer = value_subscript (val1, val2);
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|
return 1;
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}
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|
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|
2000-02-03 05:14:45 +01:00
|
|
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int
|
2001-10-21 00:43:26 +02:00
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|
|
gdb_value_ind (struct value *val, struct value **rval)
|
2000-02-03 05:14:45 +01:00
|
|
|
{
|
|
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|
struct gdb_wrapper_arguments args;
|
|
|
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|
2000-03-30 21:52:35 +02:00
|
|
|
args.args[0].pointer = val;
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2000-02-03 05:14:45 +01:00
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|
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|
if (!catch_errors ((catch_errors_ftype *) wrap_value_ind, &args,
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|
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"", RETURN_MASK_ERROR))
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|
{
|
|
|
|
/* An error occurred */
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
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|
2001-10-21 00:43:26 +02:00
|
|
|
*rval = (struct value *) args.result.pointer;
|
2000-02-03 05:14:45 +01:00
|
|
|
return 1;
|
|
|
|
}
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|
|
|
|
2000-04-11 21:41:11 +02:00
|
|
|
static int
|
2000-07-30 03:48:28 +02:00
|
|
|
wrap_value_ind (char *opaque_arg)
|
2000-02-03 05:14:45 +01:00
|
|
|
{
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|
|
|
struct gdb_wrapper_arguments *args = (struct gdb_wrapper_arguments *) opaque_arg;
|
2001-10-21 00:43:26 +02:00
|
|
|
struct value *val;
|
2000-02-03 05:14:45 +01:00
|
|
|
|
2001-10-21 00:43:26 +02:00
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|
|
val = (struct value *) (args)->args[0].pointer;
|
2000-03-30 21:52:35 +02:00
|
|
|
(args)->result.pointer = value_ind (val);
|
2000-02-03 05:14:45 +01:00
|
|
|
return 1;
|
|
|
|
}
|
2000-03-13 22:51:46 +01:00
|
|
|
|
2000-04-03 05:39:09 +02:00
|
|
|
int
|
|
|
|
gdb_parse_and_eval_type (char *p, int length, struct type **type)
|
|
|
|
{
|
|
|
|
struct gdb_wrapper_arguments args;
|
|
|
|
args.args[0].pointer = p;
|
|
|
|
args.args[1].integer = length;
|
|
|
|
|
|
|
|
if (!catch_errors ((catch_errors_ftype *) wrap_parse_and_eval_type, &args,
|
|
|
|
"", RETURN_MASK_ALL))
|
|
|
|
{
|
|
|
|
/* An error occurred */
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
*type = (struct type *) args.result.pointer;
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
2000-04-11 21:41:11 +02:00
|
|
|
static int
|
2000-04-03 05:39:09 +02:00
|
|
|
wrap_parse_and_eval_type (char *a)
|
|
|
|
{
|
|
|
|
struct gdb_wrapper_arguments *args = (struct gdb_wrapper_arguments *) a;
|
|
|
|
|
|
|
|
char *p = (char *) args->args[0].pointer;
|
|
|
|
int length = args->args[1].integer;
|
|
|
|
|
|
|
|
args->result.pointer = (char *) parse_and_eval_type (p, length);
|
|
|
|
|
|
|
|
return 1;
|
|
|
|
}
|
2001-10-31 04:16:04 +01:00
|
|
|
|
|
|
|
enum gdb_rc
|
|
|
|
gdb_value_struct_elt (struct ui_out *uiout, struct value **result, struct value **argp,
|
|
|
|
struct value **args, char *name, int *static_memfuncp,
|
|
|
|
char *err)
|
|
|
|
{
|
|
|
|
struct captured_value_struct_elt_args cargs;
|
|
|
|
cargs.argp = argp;
|
|
|
|
cargs.args = args;
|
|
|
|
cargs.name = name;
|
|
|
|
cargs.static_memfuncp = static_memfuncp;
|
|
|
|
cargs.err = err;
|
|
|
|
cargs.result_ptr = result;
|
|
|
|
return catch_exceptions (uiout, do_captured_value_struct_elt, &cargs,
|
|
|
|
NULL, RETURN_MASK_ALL);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
do_captured_value_struct_elt (struct ui_out *uiout, void *data)
|
|
|
|
{
|
|
|
|
struct captured_value_struct_elt_args *cargs = data;
|
|
|
|
*cargs->result_ptr = value_struct_elt (cargs->argp, cargs->args, cargs->name,
|
|
|
|
cargs->static_memfuncp, cargs->err);
|
|
|
|
return GDB_RC_OK;
|
|
|
|
}
|
|
|
|
|