/* Perform an inferior function call, for GDB, the GNU debugger.
- Copyright (C) 2003-2015 Free Software Foundation, Inc.
+ Copyright (C) 2003-2020 Free Software Foundation, Inc.
This file is part of GDB.
#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 **retval_type,
+ struct type **function_type = NULL);
/* Perform a function call in the inferior.
- ARGS is a vector of values of arguments (NARGS of them). 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.
+ 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
+ info.
ARGS is modified to contain coerced values. */
-extern struct value *call_function_by_hand (struct value *function, int nargs,
- struct value **args);
+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. */
-typedef void (call_function_by_hand_dummy_dtor_ftype) (void *data);
extern struct value *
- call_function_by_hand_dummy (struct value *function, int nargs,
- struct value **args,
- call_function_by_hand_dummy_dtor_ftype *dummy_dtor,
+ 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);
+
#endif