1 /* Shared library declarations for GDB, the GNU Debugger.
2 Copyright (C) 1992, 1998 Free Software Foundation, Inc.
4 This file is part of GDB.
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place - Suite 330,
19 Boston, MA 02111-1307, USA. */
21 /* Forward decl's for prototypes */
24 /* Called when we free all symtabs, to free the shared library information
27 #define CLEAR_SOLIB clear_solib
30 clear_solib PARAMS ((void));
32 /* Called to add symbols from a shared library to gdb's symbol table. */
34 #define SOLIB_ADD(filename, from_tty, targ) \
35 solib_add (filename, from_tty, targ)
38 solib_add PARAMS ((char *, int, struct target_ops *));
40 /* Function to be called when the inferior starts up, to discover the names
41 of shared libraries that are dynamically linked, the base addresses to
42 which they are linked, and sufficient information to read in their symbols
45 #define SOLIB_CREATE_INFERIOR_HOOK(PID) solib_create_inferior_hook()
47 /* Function to be called to remove the connection between debugger and
48 dynamic linker that was established by SOLIB_CREATE_INFERIOR_HOOK.
49 (This operation does not remove shared library information from
50 the debugger, as CLEAR_SOLIB does.)
52 This functionality is presently not implemented for this target.
54 #define SOLIB_REMOVE_INFERIOR_HOOK(PID) (0)
57 solib_create_inferior_hook PARAMS ((void)); /* solib.c */
59 /* This function is called by the "catch load" command. It allows
60 the debugger to be notified by the dynamic linker when a specified
61 library file (or any library file, if filename is NULL) is loaded.
63 Presently, this functionality is not implemented.
65 #define SOLIB_CREATE_CATCH_LOAD_HOOK(pid,tempflag,filename,cond_string) \
66 error("catch of library loads/unloads not yet implemented on this platform")
68 /* This function is called by the "catch unload" command. It allows
69 the debugger to be notified by the dynamic linker when a specified
70 library file (or any library file, if filename is NULL) is unloaded.
72 Presently, this functionality is not implemented.
74 #define SOLIB_CREATE_CATCH_UNLOAD_HOOK(pid,tempflag,filename,cond_string) \
75 error("catch of library loads/unloads not yet implemented on this platform")
77 /* This function returns TRUE if the dynamic linker has just reported
80 This function must be used only when the inferior has stopped in
81 the dynamic linker hook, or undefined results are guaranteed.
83 Presently, this functionality is not implemented.
87 #define SOLIB_HAVE_LOAD_EVENT(pid) \
88 error("catch of library loads/unloads not yet implemented on this platform")
91 #define SOLIB_HAVE_LOAD_EVENT(pid) \
94 /* This function returns a pointer to the string representation of the
95 pathname of the dynamically-linked library that has just been loaded.
97 This function must be used only when SOLIB_HAVE_LOAD_EVENT is TRUE,
98 or undefined results are guaranteed.
100 This string's contents are only valid immediately after the inferior
101 has stopped in the dynamic linker hook, and becomes invalid as soon
102 as the inferior is continued. Clients should make a copy of this
103 string if they wish to continue the inferior and then access the string.
105 Presently, this functionality is not implemented.
109 #define SOLIB_LOADED_LIBRARY_PATHNAME(pid) \
110 error("catch of library loads/unloads not yet implemented on this platform")
113 #define SOLIB_LOADED_LIBRARY_PATHNAME(pid) \
116 /* This function returns TRUE if the dynamic linker has just reported
117 an unload of a library.
119 This function must be used only when the inferior has stopped in
120 the dynamic linker hook, or undefined results are guaranteed.
122 Presently, this functionality is not implemented.
125 #define SOLIB_HAVE_UNLOAD_EVENT(pid) \
126 error("catch of library loads/unloads not yet implemented on this platform")
129 #define SOLIB_HAVE_UNLOAD_EVENT(pid) \
132 /* This function returns a pointer to the string representation of the
133 pathname of the dynamically-linked library that has just been unloaded.
135 This function must be used only when SOLIB_HAVE_UNLOAD_EVENT is TRUE,
136 or undefined results are guaranteed.
138 This string's contents are only valid immediately after the inferior
139 has stopped in the dynamic linker hook, and becomes invalid as soon
140 as the inferior is continued. Clients should make a copy of this
141 string if they wish to continue the inferior and then access the string.
143 Presently, this functionality is not implemented.
146 #define SOLIB_UNLOADED_LIBRARY_PATHNAME(pid) \
147 error("catch of library loads/unloads not yet implemented on this platform")
150 #define SOLIB_UNLOADED_LIBRARY_PATHNAME(pid) \
153 /* This function returns TRUE if pc is the address of an instruction that
154 lies within the dynamic linker (such as the event hook, or the dld
157 This function must be used only when a dynamic linker event has been
158 caught, and the inferior is being stepped out of the hook, or undefined
159 results are guaranteed.
161 Presently, this functionality is not implemented.
165 #define SOLIB_IN_DYNAMIC_LINKER(pid,pc) \
166 error("catch of library loads/unloads not yet implemented on this platform")
169 #define SOLIB_IN_DYNAMIC_LINKER(pid,pc) \
172 /* This function must be called when the inferior is killed, and the program
173 restarted. This is not the same as CLEAR_SOLIB, in that it doesn't discard
176 Presently, this functionality is not implemented.
178 #define SOLIB_RESTART() \
181 /* If we can't set a breakpoint, and it's in a shared library, just
184 #define DISABLE_UNSETTABLE_BREAK(addr) (solib_address(addr) != NULL)
187 solib_address PARAMS ((CORE_ADDR)); /* solib.c */
189 /* If ADDR lies in a shared library, return its name. */
191 #define PC_SOLIB(addr) solib_address (addr)
193 #ifdef SVR4_SHARED_LIBS
195 /* Return 1 if PC lies in the dynamic symbol resolution code of the
196 SVR4 run time loader. */
198 #define IN_SOLIB_DYNSYM_RESOLVE_CODE(pc) in_svr4_dynsym_resolve_code (pc)
201 in_svr4_dynsym_resolve_code PARAMS ((CORE_ADDR));