Allow defining a user command inside a user command

[deliverable/binutils-gdb.git] / gdb / infcall.h

diff --git a/gdb/infcall.h b/gdb/infcall.h
index 6721f4cef3a8eac9fcd2d63d151ec53a3f6dec57..8b2195019c95f9d06178d414a056636e282abf46 100644 (file)
--- a/gdb/infcall.h
+++ b/gdb/infcall.h
@@ -1,12 +1,12 @@
 /* Perform an inferior function call, for GDB, the GNU debugger.
 
-   Copyright (C) 2003 Free Software Foundation, Inc.
+   Copyright (C) 2003-2018 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 2 of the License, or
+   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,
@@ -15,18 +15,25 @@
    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, write to the Free Software
-   Foundation, Inc., 51 Franklin Street, Fifth Floor,
-   Boston, MA 02110-1301, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #ifndef INFCALL_H
 #define INFCALL_H
 
+#include "dummy-frame.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.
 
@@ -35,9 +42,34 @@ extern CORE_ADDR find_function_addr (struct value *function,
    representing what the function returned.  May fail to return, if a
    breakpoint or signal is hit during the execution of the function.
 
-   ARGS is modified to contain coerced values. */
+   DFEAULT_RETURN_TYPE is used as function return type if the return
+   type is unknown.  This is used when calling functions with no debug
+   info.
 
-extern struct value *call_function_by_hand (struct value *function, int nargs,
+   ARGS is modified to contain coerced values.  */
+
+extern struct value *call_function_by_hand (struct value *function,
+                                           type *default_return_type,
+                                           int nargs,
                                            struct 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,
+                              int nargs,
+                              struct 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