gdb: move two declarations out of defs.h

Move declarations of initialize_progspace and initialize_inferiors to
progspace.h and inferior.h, respectively.

Change-Id: I62292ffda429861b9f27d8c836a56d161dfa548d
Approved-By: John Baldwin <jhb@FreeBSD.org>

gdb/defs.h

@@ -588,11 +588,6 @@ extern int (*deprecated_ui_load_progress_hook) (const char *section,
 /* * A width that can achieve a better legibility for GDB MI mode.  */
 #define GDB_MI_MSG_WIDTH  80
 
-/* From progspace.c */
-
-extern void initialize_progspace (void);
-extern void initialize_inferiors (void);
-
 /* * Special block numbers */
 
 enum block_enum

gdb/inferior.c

@@ -1078,10 +1078,10 @@ static const struct internalvar_funcs inferior_funcs =
   NULL,
 };
 
-
+/* See inferior.h.  */
 
 void
-initialize_inferiors (void)
+initialize_inferiors ()
 {
   struct cmd_list_element *c = NULL;
 

gdb/inferior.h

@@ -327,6 +327,9 @@ struct inferior_control_state
   enum stop_kind stop_soon;
 };
 
+/* Initialize the inferior-related global state.  */
+extern void initialize_inferiors ();
+
 /* Return a pointer to the current inferior.  */
 extern inferior *current_inferior ();
 

gdb/progspace.c

@@ -435,10 +435,10 @@ program_space::clear_solib_cache ()
   deleted_solibs.clear ();
 }
 
-
+/* See progspace.h.  */
 
 void
-initialize_progspace (void)
+initialize_progspace ()
 {
   add_cmd ("program-spaces", class_maintenance,
 	   maintenance_info_program_spaces_command,

gdb/progspace.h

@@ -424,6 +424,9 @@ extern std::vector<struct program_space *>program_spaces;
 /* The current program space.  This is always non-null.  */
 extern struct program_space *current_program_space;
 
+/* Initialize progspace-related global state.  */
+extern void initialize_progspace ();
+
 /* Copies program space SRC to DEST.  Copies the main executable file,
    and the main symbol file.  Returns DEST.  */
 extern struct program_space *clone_program_space (struct program_space *dest,