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c906108c SS |
1 | /* HP SOM Shared library declarations for GDB, the GNU Debugger. |
2 | Copyright (C) 1992 Free Software Foundation, Inc. | |
3 | ||
c5aa993b | 4 | This file is part of GDB. |
c906108c | 5 | |
c5aa993b JM |
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. | |
c906108c | 10 | |
c5aa993b JM |
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. | |
c906108c | 15 | |
c5aa993b JM |
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. | |
c906108c | 20 | |
c5aa993b JM |
21 | Written by the Center for Software Science at the Univerity of Utah |
22 | and by Cygnus Support. */ | |
c906108c | 23 | |
104c1213 | 24 | /* Forward decl's for prototypes */ |
c906108c SS |
25 | struct target_ops; |
26 | struct objfile; | |
27 | struct section_offsets; | |
c906108c SS |
28 | |
29 | /* Called to add symbols from a shared library to gdb's symbol table. */ | |
30 | ||
31 | #define SOLIB_ADD(filename, from_tty, targ) \ | |
32 | som_solib_add (filename, from_tty, targ) | |
33 | ||
34 | extern void | |
35 | som_solib_add PARAMS ((char *, int, struct target_ops *)); | |
36 | ||
37 | extern CORE_ADDR | |
c5aa993b | 38 | som_solib_get_got_by_pc PARAMS ((CORE_ADDR)); |
c906108c SS |
39 | |
40 | extern int | |
41 | som_solib_section_offsets PARAMS ((struct objfile *, struct section_offsets *)); | |
42 | ||
43 | /* Function to be called when the inferior starts up, to discover the names | |
44 | of shared libraries that are dynamically linked, the base addresses to | |
45 | which they are linked, and sufficient information to read in their symbols | |
46 | at a later time. */ | |
47 | ||
48 | #define SOLIB_CREATE_INFERIOR_HOOK(PID) som_solib_create_inferior_hook() | |
49 | ||
50 | extern void | |
c5aa993b | 51 | som_solib_create_inferior_hook PARAMS ((void)); |
c906108c SS |
52 | |
53 | /* Function to be called to remove the connection between debugger and | |
54 | dynamic linker that was established by SOLIB_CREATE_INFERIOR_HOOK. | |
55 | (This operation does not remove shared library information from | |
56 | the debugger, as CLEAR_SOLIB does.) | |
c5aa993b | 57 | */ |
c906108c SS |
58 | #define SOLIB_REMOVE_INFERIOR_HOOK(PID) som_solib_remove_inferior_hook(PID) |
59 | ||
60 | extern void | |
c5aa993b | 61 | som_solib_remove_inferior_hook PARAMS ((int)); |
c906108c SS |
62 | |
63 | /* This function is called by the "catch load" command. It allows | |
64 | the debugger to be notified by the dynamic linker when a specified | |
65 | library file (or any library file, if filename is NULL) is loaded. | |
c5aa993b | 66 | */ |
c906108c SS |
67 | #define SOLIB_CREATE_CATCH_LOAD_HOOK(pid,tempflag, filename,cond_string) \ |
68 | som_solib_create_catch_load_hook (pid, tempflag, filename, cond_string) | |
69 | ||
70 | extern void | |
c5aa993b | 71 | som_solib_create_catch_load_hook PARAMS ((int, int, char *, char *)); |
c906108c SS |
72 | |
73 | /* This function is called by the "catch unload" command. It allows | |
74 | the debugger to be notified by the dynamic linker when a specified | |
75 | library file (or any library file, if filename is NULL) is unloaded. | |
c5aa993b | 76 | */ |
c906108c SS |
77 | #define SOLIB_CREATE_CATCH_UNLOAD_HOOK(pid,tempflag,filename, cond_string) \ |
78 | som_solib_create_catch_unload_hook (pid, tempflag, filename, cond_string) | |
79 | ||
80 | extern void | |
c5aa993b | 81 | som_solib_create_catch_unload_hook PARAMS ((int, int, char *, char *)); |
c906108c SS |
82 | |
83 | /* This function returns TRUE if the dynamic linker has just reported | |
84 | a load of a library. | |
85 | ||
86 | This function must be used only when the inferior has stopped in | |
87 | the dynamic linker hook, or undefined results are guaranteed. | |
c5aa993b | 88 | */ |
c906108c SS |
89 | #define SOLIB_HAVE_LOAD_EVENT(pid) \ |
90 | som_solib_have_load_event (pid) | |
91 | ||
92 | extern int | |
c5aa993b | 93 | som_solib_have_load_event PARAMS ((int)); |
c906108c SS |
94 | |
95 | /* This function returns a pointer to the string representation of the | |
96 | pathname of the dynamically-linked library that has just been loaded. | |
97 | ||
98 | This function must be used only when SOLIB_HAVE_LOAD_EVENT is TRUE, | |
99 | or undefined results are guaranteed. | |
100 | ||
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. | |
c5aa993b | 105 | */ |
c906108c SS |
106 | #define SOLIB_LOADED_LIBRARY_PATHNAME(pid) \ |
107 | som_solib_loaded_library_pathname (pid) | |
108 | ||
109 | extern char * | |
c5aa993b | 110 | som_solib_loaded_library_pathname PARAMS ((int)); |
c906108c SS |
111 | |
112 | /* This function returns TRUE if the dynamic linker has just reported | |
113 | an unload of a library. | |
114 | ||
115 | This function must be used only when the inferior has stopped in | |
116 | the dynamic linker hook, or undefined results are guaranteed. | |
c5aa993b | 117 | */ |
c906108c SS |
118 | #define SOLIB_HAVE_UNLOAD_EVENT(pid) \ |
119 | som_solib_have_unload_event (pid) | |
120 | ||
121 | extern int | |
c5aa993b | 122 | som_solib_have_unload_event PARAMS ((int)); |
c906108c SS |
123 | |
124 | /* This function returns a pointer to the string representation of the | |
125 | pathname of the dynamically-linked library that has just been unloaded. | |
126 | ||
127 | This function must be used only when SOLIB_HAVE_UNLOAD_EVENT is TRUE, | |
128 | or undefined results are guaranteed. | |
129 | ||
130 | This string's contents are only valid immediately after the inferior | |
131 | has stopped in the dynamic linker hook, and becomes invalid as soon | |
132 | as the inferior is continued. Clients should make a copy of this | |
133 | string if they wish to continue the inferior and then access the string. | |
c5aa993b | 134 | */ |
c906108c SS |
135 | #define SOLIB_UNLOADED_LIBRARY_PATHNAME(pid) \ |
136 | som_solib_unloaded_library_pathname (pid) | |
137 | ||
138 | extern char * | |
c5aa993b | 139 | som_solib_unloaded_library_pathname PARAMS ((int)); |
c906108c SS |
140 | |
141 | /* This function returns TRUE if pc is the address of an instruction that | |
142 | lies within the dynamic linker (such as the event hook, or the dld | |
143 | itself). | |
144 | ||
145 | This function must be used only when a dynamic linker event has been | |
146 | caught, and the inferior is being stepped out of the hook, or undefined | |
147 | results are guaranteed. | |
c5aa993b | 148 | */ |
c906108c SS |
149 | #define SOLIB_IN_DYNAMIC_LINKER(pid,pc) \ |
150 | som_solib_in_dynamic_linker (pid, pc) | |
151 | ||
152 | extern int | |
c5aa993b | 153 | som_solib_in_dynamic_linker PARAMS ((int, CORE_ADDR)); |
c906108c SS |
154 | |
155 | /* This function must be called when the inferior is killed, and the program | |
156 | restarted. This is not the same as CLEAR_SOLIB, in that it doesn't discard | |
157 | any symbol tables. | |
158 | ||
159 | Presently, this functionality is not implemented. | |
c5aa993b | 160 | */ |
c906108c SS |
161 | #define SOLIB_RESTART() \ |
162 | som_solib_restart () | |
163 | ||
164 | extern void | |
c5aa993b | 165 | som_solib_restart PARAMS ((void)); |
c906108c SS |
166 | |
167 | /* If we can't set a breakpoint, and it's in a shared library, just | |
168 | disable it. */ | |
169 | ||
170 | #define DISABLE_UNSETTABLE_BREAK(addr) (som_solib_address(addr) != NULL) | |
171 | ||
172 | extern char * | |
c5aa993b | 173 | som_solib_address PARAMS ((CORE_ADDR)); /* somsolib.c */ |
c906108c SS |
174 | |
175 | /* If ADDR lies in a shared library, return its name. */ | |
176 | ||
177 | #define PC_SOLIB(addr) som_solib_address (addr) |