#include "interps.h"
#include "thread-fsm.h"
#include <algorithm>
-#include "common/scope-exit.h"
+#include "gdbsupport/scope-exit.h"
/* If we can't find a function's name from its address,
we print this instead. */
asynchronous inferior function call implementation, and that in
turn means restructuring the code so that it is event driven. */
+static bool may_call_functions_p = true;
+static void
+show_may_call_functions_p (struct ui_file *file, int from_tty,
+ struct cmd_list_element *c,
+ const char *value)
+{
+ fprintf_filtered (file,
+ _("Permission to call functions in the program is %s.\n"),
+ value);
+}
+
/* How you should pass arguments to a function depends on whether it
was defined in K&R style or prototype style. If you define a
function using the K&R syntax that takes a `float' argument, then
trust the debug information; the user can override this behavior
with "set coerce-float-to-double 0". */
-static int coerce_float_to_double_p = 1;
+static bool coerce_float_to_double_p = true;
static void
show_coerce_float_to_double_p (struct ui_file *file, int from_tty,
struct cmd_list_element *c, const char *value)
The default is to stop in the frame where the signal was received. */
-static int unwind_on_signal_p = 0;
+static bool unwind_on_signal_p = false;
static void
show_unwind_on_signal_p (struct ui_file *file, int from_tty,
struct cmd_list_element *c, const char *value)
The default is to unwind the frame if a std::terminate call is
made. */
-static int unwind_on_terminating_exception_p = 1;
+static bool unwind_on_terminating_exception_p = true;
static void
show_unwind_on_terminating_exception_p (struct ui_file *file, int from_tty,
run_inferior_call (struct call_thread_fsm *sm,
struct thread_info *call_thread, CORE_ADDR real_pc)
{
- struct gdb_exception caught_error = exception_none;
+ struct gdb_exception caught_error;
int saved_in_infcall = call_thread->control.in_infcall;
ptid_t call_thread_ptid = call_thread->ptid;
enum prompt_state saved_prompt_state = current_ui->prompt_state;
/* We want to print return value, please... */
call_thread->control.proceed_to_finish = 1;
- TRY
+ try
{
proceed (real_pc, GDB_SIGNAL_0);
target supports asynchronous execution. */
wait_sync_command_done ();
}
- CATCH (e, RETURN_MASK_ALL)
+ catch (gdb_exception &e)
{
- caught_error = e;
+ caught_error = std::move (e);
}
- END_CATCH
/* If GDB has the prompt blocked before, then ensure that it remains
so. normal_stop calls async_enable_stdin, so reset the prompt
struct gdb_exception e;
char name_buf[RAW_FUNCTION_ADDRESS_SIZE];
+ if (!may_call_functions_p)
+ error (_("Cannot call functions in the program: "
+ "may-call-functions is off."));
+
if (!target_has_execution)
noprocess ();
Evaluation of the expression containing the function\n\
(%s) will be abandoned.\n\
When the function is done executing, GDB will silently stop."),
- e.message, name);
+ e.what (), name);
case RETURN_QUIT:
default:
- throw_exception (e);
+ throw_exception (std::move (e));
}
}
void
_initialize_infcall (void)
{
+ add_setshow_boolean_cmd ("may-call-functions", no_class,
+ &may_call_functions_p, _("\
+Set permission to call functions in the program."), _("\
+Show permission to call functions in the program."), _("\
+When this permission is on, GDB may call functions in the program.\n\
+Otherwise, any sort of attempt to call a function in the program\n\
+will result in an error."),
+ NULL,
+ show_may_call_functions_p,
+ &setlist, &showlist);
+
add_setshow_boolean_cmd ("coerce-float-to-double", class_obscure,
&coerce_float_to_double_p, _("\
Set coercion of floats to doubles when calling functions."), _("\
-Show coercion of floats to doubles when calling functions"), _("\
+Show coercion of floats to doubles when calling functions."), _("\
Variables of type float should generally be converted to doubles before\n\
calling an unprototyped function, and left alone when calling a prototyped\n\
function. However, some older debug info formats do not provide enough\n\
information to determine that a function is prototyped. If this flag is\n\
set, GDB will perform the conversion for a function it considers\n\
unprototyped.\n\
-The default is to perform the conversion.\n"),
+The default is to perform the conversion."),
NULL,
show_coerce_float_to_double_p,
&setlist, &showlist);