1 /* Shared library declarations for GDB, the GNU Debugger.
2 Copyright 1992, 1993, 1995, 1998, 1999, 2000, 2001
3 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA. */
25 /* Forward decl's for prototypes */
28 /* Called when we free all symtabs, to free the shared library information
31 #define CLEAR_SOLIB clear_solib
33 extern void clear_solib (void);
35 /* Called to add symbols from a shared library to gdb's symbol table. */
37 #define SOLIB_ADD(filename, from_tty, targ, readsyms) \
38 solib_add (filename, from_tty, targ, readsyms)
40 extern void solib_add (char *, int, struct target_ops
*, int);
42 /* Function to be called when the inferior starts up, to discover the names
43 of shared libraries that are dynamically linked, the base addresses to
44 which they are linked, and sufficient information to read in their symbols
47 #define SOLIB_CREATE_INFERIOR_HOOK(PID) solib_create_inferior_hook()
49 /* Function to be called to remove the connection between debugger and
50 dynamic linker that was established by SOLIB_CREATE_INFERIOR_HOOK.
51 (This operation does not remove shared library information from
52 the debugger, as CLEAR_SOLIB does.)
54 This functionality is presently not implemented for this target.
56 #define SOLIB_REMOVE_INFERIOR_HOOK(PID) (0)
58 extern void solib_create_inferior_hook (void); /* solib.c */
60 /* This function is called by the "catch load" command. It allows
61 the debugger to be notified by the dynamic linker when a specified
62 library file (or any library file, if filename is NULL) is loaded.
64 Presently, this functionality is not implemented.
66 #define SOLIB_CREATE_CATCH_LOAD_HOOK(pid,tempflag,filename,cond_string) \
67 error("catch of library loads/unloads not yet implemented on this platform")
69 /* This function is called by the "catch unload" command. It allows
70 the debugger to be notified by the dynamic linker when a specified
71 library file (or any library file, if filename is NULL) is unloaded.
73 Presently, this functionality is not implemented.
75 #define SOLIB_CREATE_CATCH_UNLOAD_HOOK(pid,tempflag,filename,cond_string) \
76 error("catch of library loads/unloads not yet implemented on this platform")
78 /* This function returns TRUE if the dynamic linker has just reported
81 This function must be used only when the inferior has stopped in
82 the dynamic linker hook, or undefined results are guaranteed.
84 Presently, this functionality is not implemented.
88 #define SOLIB_HAVE_LOAD_EVENT(pid) \
89 error("catch of library loads/unloads not yet implemented on this platform")
92 #define SOLIB_HAVE_LOAD_EVENT(pid) \
95 /* This function returns a pointer to the string representation of the
96 pathname of the dynamically-linked library that has just been loaded.
98 This function must be used only when SOLIB_HAVE_LOAD_EVENT is TRUE,
99 or undefined results are guaranteed.
101 This string's contents are only valid immediately after the inferior
102 has stopped in the dynamic linker hook, and becomes invalid as soon
103 as the inferior is continued. Clients should make a copy of this
104 string if they wish to continue the inferior and then access the string.
106 Presently, this functionality is not implemented.
110 #define SOLIB_LOADED_LIBRARY_PATHNAME(pid) \
111 error("catch of library loads/unloads not yet implemented on this platform")
114 #define SOLIB_LOADED_LIBRARY_PATHNAME(pid) \
117 /* This function returns TRUE if the dynamic linker has just reported
118 an unload of a library.
120 This function must be used only when the inferior has stopped in
121 the dynamic linker hook, or undefined results are guaranteed.
123 Presently, this functionality is not implemented.
126 #define SOLIB_HAVE_UNLOAD_EVENT(pid) \
127 error("catch of library loads/unloads not yet implemented on this platform")
130 #define SOLIB_HAVE_UNLOAD_EVENT(pid) \
133 /* This function returns a pointer to the string representation of the
134 pathname of the dynamically-linked library that has just been unloaded.
136 This function must be used only when SOLIB_HAVE_UNLOAD_EVENT is TRUE,
137 or undefined results are guaranteed.
139 This string's contents are only valid immediately after the inferior
140 has stopped in the dynamic linker hook, and becomes invalid as soon
141 as the inferior is continued. Clients should make a copy of this
142 string if they wish to continue the inferior and then access the string.
144 Presently, this functionality is not implemented.
147 #define SOLIB_UNLOADED_LIBRARY_PATHNAME(pid) \
148 error("catch of library loads/unloads not yet implemented on this platform")
151 #define SOLIB_UNLOADED_LIBRARY_PATHNAME(pid) \
154 /* This function returns TRUE if pc is the address of an instruction that
155 lies within the dynamic linker (such as the event hook, or the dld
158 This function must be used only when a dynamic linker event has been
159 caught, and the inferior is being stepped out of the hook, or undefined
160 results are guaranteed.
162 Presently, this functionality is not implemented.
166 #define SOLIB_IN_DYNAMIC_LINKER(pid,pc) \
167 error("catch of library loads/unloads not yet implemented on this platform")
170 #define SOLIB_IN_DYNAMIC_LINKER(pid,pc) \
173 /* This function must be called when the inferior is killed, and the program
174 restarted. This is not the same as CLEAR_SOLIB, in that it doesn't discard
177 Presently, this functionality is not implemented.
179 #define SOLIB_RESTART() \
182 /* If we can't set a breakpoint, and it's in a shared library, just
185 #define DISABLE_UNSETTABLE_BREAK(addr) (solib_address(addr) != NULL)
187 extern char *solib_address (CORE_ADDR
); /* solib.c */
189 /* If ADDR lies in a shared library, return its name. */
191 #define PC_SOLIB(addr) solib_address (addr)
193 /* Return 1 if PC lies in the dynamic symbol resolution code of the
196 #define IN_SOLIB_DYNSYM_RESOLVE_CODE(pc) in_solib_dynsym_resolve_code (pc)
198 extern int in_solib_dynsym_resolve_code (CORE_ADDR
); /* solib.c */
200 /* Discard symbols that were auto-loaded from shared libraries. */
202 extern void no_shared_libraries (char *ignored
, int from_tty
);
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