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/* Perform an inferior function call, for GDB, the GNU debugger.
Copyright (C) 2003-2020 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <>. */
#ifndef INFCALL_H
#define INFCALL_H
#include "dummy-frame.h"
#include "gdbsupport/array-view.h"
struct value;
struct type;
/* Determine a function's address and its return type from its value.
If the function is a GNU ifunc, then return the address of the
target function, and set *FUNCTION_TYPE to the target function's
type, and *RETVAL_TYPE to the target function's return type.
Calls error() if the function is not valid for calling. */
extern CORE_ADDR find_function_addr (struct value *function,
struct type **retval_type,
struct type **function_type = NULL);
/* Perform a function call in the inferior.
ARGS is a vector of values of arguments. FUNCTION is a value, the
function to be called. Returns a value representing what the
function returned. May fail to return, if a breakpoint or signal
is hit during the execution of the function.
DEFAULT_RETURN_TYPE is used as function return type if the return
type is unknown. This is used when calling functions with no debug
ARGS is modified to contain coerced values. */
extern struct value *call_function_by_hand (struct value *function,
type *default_return_type,
gdb::array_view<value *> args);
/* Similar to call_function_by_hand and additional call
register_dummy_frame_dtor with DUMMY_DTOR and DUMMY_DTOR_DATA for the
created inferior call dummy frame. */
extern struct value *
call_function_by_hand_dummy (struct value *function,
type *default_return_type,
gdb::array_view<value *> args,
dummy_frame_dtor_ftype *dummy_dtor,
void *dummy_dtor_data);
/* Throw an error indicating that the user tried to call a function
that has unknown return type. FUNC_NAME is the name of the
function to be included in the error message; may be NULL, in which
case the error message doesn't include a function name. */
extern void error_call_unknown_return_type (const char *func_name);