Re: Enable --build-id for moxie-elf-ld

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

diff --git a/gdb/solib.h b/gdb/solib.h
index fee8d1c4434bbe395405066c8faa10e535c52122..fd5684c6cc81c11819225d7f1f42c5e1f333fbe6 100644 (file)
--- a/gdb/solib.h
+++ b/gdb/solib.h
@@ -1,7 +1,6 @@
 /* Shared library declarations for GDB, the GNU Debugger.
    
-   Copyright (C) 1992, 1993, 1995, 1998, 1999, 2000, 2001, 2003, 2005, 2007,
-   2008, 2009 Free Software Foundation, Inc.
+   Copyright (C) 1992-2019 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -27,47 +26,101 @@ struct target_ops;
 struct target_so_ops;
 struct program_space;
 
+#include "symfile-add-flags.h"
+
+/* List of known shared objects */
+#define so_list_head current_program_space->so_list
+
 /* Called when we free all symtabs, to free the shared library information
-   as well. */
+   as well.  */
 
 extern void clear_solib (void);
 
-/* Called to add symbols from a shared library to gdb's symbol table. */
+/* Called to add symbols from a shared library to gdb's symbol table.  */
 
-extern void solib_add (char *, int, struct target_ops *, int);
-extern int solib_read_symbols (struct so_list *, int);
+extern void solib_add (const char *, int, int);
+extern bool solib_read_symbols (struct so_list *, symfile_add_flags);
 
 /* Function to be called when the inferior starts up, to discover the
    names of shared libraries that are dynamically linked, the base
    addresses to which they are linked, and sufficient information to
    read in their symbols at a later time.  */
 
-extern void solib_create_inferior_hook (void);
+extern void solib_create_inferior_hook (int from_tty);
 
 /* If ADDR lies in a shared library, return its name.  */
 
 extern char *solib_name_from_address (struct program_space *, CORE_ADDR);
 
-/* Return 1 if ADDR lies within SOLIB.  */
+/* Return true if ADDR lies within SOLIB.  */
+
+extern bool solib_contains_address_p (const struct so_list *, CORE_ADDR);
 
-extern int solib_contains_address_p (const struct so_list *, CORE_ADDR);
+/* Return whether the data starting at VADDR, size SIZE, must be kept
+   in a core file for shared libraries loaded before "gcore" is used
+   to be handled correctly when the core file is loaded.  This only
+   applies when the section would otherwise not be kept in the core
+   file (in particular, for readonly sections).  */
 
-/* Return 1 if PC lies in the dynamic symbol resolution code of the
+extern bool solib_keep_data_in_core (CORE_ADDR vaddr, unsigned long size);
+
+/* Return true if PC lies in the dynamic symbol resolution code of the
    run time loader.  */
 
-extern int in_solib_dynsym_resolve_code (CORE_ADDR);
+extern bool in_solib_dynsym_resolve_code (CORE_ADDR);
 
-/* Discard symbols that were auto-loaded from shared libraries. */
+/* Discard symbols that were auto-loaded from shared libraries.  */
 
-extern void no_shared_libraries (char *ignored, int from_tty);
+extern void no_shared_libraries (const char *ignored, int from_tty);
 
 /* Set the solib operations for GDBARCH to NEW_OPS.  */
 
 extern void set_solib_ops (struct gdbarch *gdbarch,
-                          struct target_so_ops *new_ops);
+                          const struct target_so_ops *new_ops);
+
+/* Synchronize GDB's shared object list with inferior's.
+
+   Extract the list of currently loaded shared objects from the
+   inferior, and compare it with the list of shared objects currently
+   in GDB's so_list_head list.  Edit so_list_head to bring it in sync
+   with the inferior's new list.
+
+   If we notice that the inferior has unloaded some shared objects,
+   free any symbolic info GDB had read about those shared objects.
+
+   Don't load symbolic info for any new shared objects; just add them
+   to the list, and leave their symbols_loaded flag clear.
+
+   If FROM_TTY is non-null, feel free to print messages about what
+   we're doing.  */
+
+extern void update_solib_list (int from_tty);
+
+/* Return true if NAME is the libpthread shared library.  */
+
+extern bool libpthread_name_p (const char *name);
+
+/* Look up symbol from both symbol table and dynamic string table.  */
+
+extern CORE_ADDR gdb_bfd_lookup_symbol (bfd *abfd,
+                                       int (*match_sym) (const asymbol *,
+                                                         const void *),
+                                       const void *data);
+
+/* Look up symbol from symbol table.  */
+
+extern CORE_ADDR gdb_bfd_lookup_symbol_from_symtab (bfd *abfd,
+                                                   int (*match_sym)
+                                                     (const asymbol *,
+                                                      const void *),
+                                                   const void *data);
+
+/* Enable or disable optional solib event breakpoints as appropriate.  */
+
+extern void update_solib_breakpoints (void);
 
-/* Return non-zero if NAME is the libpthread shared library.  */
+/* Handle an solib event by calling solib_add.  */
 
-extern int libpthread_name_p (const char *name);
+extern void handle_solib_event (void);
 
 #endif /* SOLIB_H */