1 /* HP SOM Shared library declarations for GDB, the GNU Debugger.
2 Copyright 1992, 1994, 1995, 1998, 1999, 2000
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.
22 Written by the Center for Software Science at the Univerity of Utah
23 and by Cygnus Support. */
25 /* Forward decl's for prototypes */
28 struct section_offsets
;
30 /* Called to add symbols from a shared library to gdb's symbol table. */
32 #define SOLIB_ADD(filename, from_tty, targ, readsyms) \
33 som_solib_add (filename, from_tty, targ, readsyms)
35 extern void som_solib_add (char *, int, struct target_ops
*, int);
37 extern CORE_ADDR
som_solib_get_got_by_pc (CORE_ADDR
);
40 som_solib_section_offsets (struct objfile
*, struct section_offsets
*);
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) som_solib_create_inferior_hook()
49 extern void som_solib_create_inferior_hook (void);
51 /* Function to be called to remove the connection between debugger and
52 dynamic linker that was established by SOLIB_CREATE_INFERIOR_HOOK.
53 (This operation does not remove shared library information from
54 the debugger, as CLEAR_SOLIB does.)
56 #define SOLIB_REMOVE_INFERIOR_HOOK(PID) som_solib_remove_inferior_hook(PID)
58 extern void som_solib_remove_inferior_hook (int);
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 #define SOLIB_CREATE_CATCH_LOAD_HOOK(pid,tempflag, filename,cond_string) \
65 som_solib_create_catch_load_hook (pid, tempflag, filename, cond_string)
67 extern void som_solib_create_catch_load_hook (int, int, char *, char *);
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 #define SOLIB_CREATE_CATCH_UNLOAD_HOOK(pid,tempflag,filename, cond_string) \
74 som_solib_create_catch_unload_hook (pid, tempflag, filename, cond_string)
76 extern void som_solib_create_catch_unload_hook (int, int, char *, char *);
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 #define SOLIB_HAVE_LOAD_EVENT(pid) \
85 som_solib_have_load_event (pid)
87 extern int som_solib_have_load_event (int);
89 /* This function returns a pointer to the string representation of the
90 pathname of the dynamically-linked library that has just been loaded.
92 This function must be used only when SOLIB_HAVE_LOAD_EVENT is TRUE,
93 or undefined results are guaranteed.
95 This string's contents are only valid immediately after the inferior
96 has stopped in the dynamic linker hook, and becomes invalid as soon
97 as the inferior is continued. Clients should make a copy of this
98 string if they wish to continue the inferior and then access the string.
100 #define SOLIB_LOADED_LIBRARY_PATHNAME(pid) \
101 som_solib_loaded_library_pathname (pid)
103 extern char *som_solib_loaded_library_pathname (int);
105 /* This function returns TRUE if the dynamic linker has just reported
106 an unload of a library.
108 This function must be used only when the inferior has stopped in
109 the dynamic linker hook, or undefined results are guaranteed.
111 #define SOLIB_HAVE_UNLOAD_EVENT(pid) \
112 som_solib_have_unload_event (pid)
114 extern int som_solib_have_unload_event (int);
116 /* This function returns a pointer to the string representation of the
117 pathname of the dynamically-linked library that has just been unloaded.
119 This function must be used only when SOLIB_HAVE_UNLOAD_EVENT is TRUE,
120 or undefined results are guaranteed.
122 This string's contents are only valid immediately after the inferior
123 has stopped in the dynamic linker hook, and becomes invalid as soon
124 as the inferior is continued. Clients should make a copy of this
125 string if they wish to continue the inferior and then access the string.
127 #define SOLIB_UNLOADED_LIBRARY_PATHNAME(pid) \
128 som_solib_unloaded_library_pathname (pid)
130 extern char *som_solib_unloaded_library_pathname (int);
132 /* This function returns TRUE if pc is the address of an instruction that
133 lies within the dynamic linker (such as the event hook, or the dld
136 This function must be used only when a dynamic linker event has been
137 caught, and the inferior is being stepped out of the hook, or undefined
138 results are guaranteed.
140 #define SOLIB_IN_DYNAMIC_LINKER(pid,pc) \
141 som_solib_in_dynamic_linker (pid, pc)
143 extern int som_solib_in_dynamic_linker (int, CORE_ADDR
);
145 /* This function must be called when the inferior is killed, and the program
146 restarted. This is not the same as CLEAR_SOLIB, in that it doesn't discard
149 Presently, this functionality is not implemented.
151 #define SOLIB_RESTART() \
154 extern void som_solib_restart (void);
156 /* If we can't set a breakpoint, and it's in a shared library, just
159 #define DISABLE_UNSETTABLE_BREAK(addr) (som_solib_address(addr) != NULL)
161 extern char *som_solib_address (CORE_ADDR
); /* somsolib.c */
163 /* If ADDR lies in a shared library, return its name. */
165 #define PC_SOLIB(addr) som_solib_address (addr)
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