/* Shared library declarations for GDB, the GNU Debugger.
- Copyright (C) 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000,
- 2001, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
+ Copyright (C) 1990-2015 Free Software Foundation, Inc.
This file is part of GDB.
associated with a so_list entry. */
void (*free_so) (struct so_list *so);
+ /* Reset private data structures associated with SO.
+ This is called when SO is about to be reloaded.
+ It is also called before free_so when SO is about to be freed. */
+ void (*clear_so) (struct so_list *so);
+
/* Reset or free private data structures not associated with
so_list entries. */
void (*clear_solib) (void);
/* Target dependent code to run after child process fork. */
void (*solib_create_inferior_hook) (int from_tty);
- /* Do additional symbol handling, lookup, etc. after symbols
- for a shared object have been loaded. */
+ /* Do additional symbol handling, lookup, etc. after symbols for a
+ shared object have been loaded in the usual way. This is
+ called to do any system specific symbol handling that might be
+ needed. */
void (*special_symbol_handling) (void);
- /* Construct a list of the currently loaded shared objects. */
+ /* Construct a list of the currently loaded shared objects. This
+ list does not include an entry for the main executable file.
+
+ Note that we only gather information directly available from the
+ inferior --- we don't examine any of the shared library files
+ themselves. The declaration of `struct so_list' says which fields
+ we provide values for. */
struct so_list *(*current_sos) (void);
- /* Find, open, and read the symbols for the main executable. */
+ /* Find, open, and read the symbols for the main executable. If
+ FROM_TTYP dereferences to a non-zero integer, allow messages to
+ be printed. This parameter is a pointer rather than an int
+ because open_symbol_file_object is called via catch_errors and
+ catch_errors requires a pointer argument. */
int (*open_symbol_file_object) (void *from_ttyp);
/* Determine if PC lies in the dynamic symbol resolution code of
/* Find and open shared library binary file. */
bfd *(*bfd_open) (char *pathname);
- /* Extra hook for finding and opening a solib.
- Convenience function for remote debuggers finding host libs. */
+ /* Optional extra hook for finding and opening a solib.
+ If TEMP_PATHNAME is non-NULL: If the file is successfully opened a
+ pointer to a malloc'd and realpath'd copy of SONAME is stored there,
+ otherwise NULL is stored there. */
int (*find_and_open_solib) (char *soname,
unsigned o_flags, char **temp_pathname);
/* Hook for looking up global symbols in a library-specific way. */
- struct symbol * (*lookup_lib_global_symbol) (const struct objfile *objfile,
+ struct symbol * (*lookup_lib_global_symbol) (struct objfile *objfile,
const char *name,
const domain_enum domain);
core file (in particular, for readonly sections). */
int (*keep_data_in_core) (CORE_ADDR vaddr,
unsigned long size);
+
+ /* Enable or disable optional solib event breakpoints as
+ appropriate. This should be called whenever
+ stop_on_solib_events is changed. This pointer can be
+ NULL, in which case no enabling or disabling is necessary
+ for this target. */
+ void (*update_breakpoints) (void);
+
+ /* Target-specific processing of solib events that will be
+ performed before solib_add is called. This pointer can be
+ NULL, in which case no specific preprocessing is necessary
+ for this target. */
+ void (*handle_event) (void);
};
/* Free the memory associated with a (so_list *). */
/* Return address of first so_list entry in master shared object list. */
struct so_list *master_so_list (void);
+/* Find main executable binary file. */
+extern char *exec_file_find (char *in_pathname, int *fd);
+
/* Find shared library binary file. */
extern char *solib_find (char *in_pathname, int *fd);
extern struct target_so_ops *current_target_so_ops;
/* Handler for library-specific global symbol lookup in solib.c. */
-struct symbol *solib_global_lookup (const struct objfile *objfile,
+struct symbol *solib_global_lookup (struct objfile *objfile,
const char *name,
const domain_enum domain);