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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 | |
c5aa993b | 24 | #ifdef __STDC__ /* Forward decl's for prototypes */ |
c906108c SS |
25 | struct target_ops; |
26 | struct objfile; | |
27 | struct section_offsets; | |
28 | #endif | |
29 | ||
30 | /* Called to add symbols from a shared library to gdb's symbol table. */ | |
31 | ||
32 | #define SOLIB_ADD(filename, from_tty, targ) \ | |
33 | som_solib_add (filename, from_tty, targ) | |
34 | ||
35 | extern void | |
36 | som_solib_add PARAMS ((char *, int, struct target_ops *)); | |
37 | ||
38 | extern CORE_ADDR | |
c5aa993b | 39 | som_solib_get_got_by_pc PARAMS ((CORE_ADDR)); |
c906108c SS |
40 | |
41 | extern int | |
42 | som_solib_section_offsets PARAMS ((struct objfile *, struct section_offsets *)); | |
43 | ||
44 | /* Function to be called when the inferior starts up, to discover the names | |
45 | of shared libraries that are dynamically linked, the base addresses to | |
46 | which they are linked, and sufficient information to read in their symbols | |
47 | at a later time. */ | |
48 | ||
49 | #define SOLIB_CREATE_INFERIOR_HOOK(PID) som_solib_create_inferior_hook() | |
50 | ||
51 | extern void | |
c5aa993b | 52 | som_solib_create_inferior_hook PARAMS ((void)); |
c906108c SS |
53 | |
54 | /* Function to be called to remove the connection between debugger and | |
55 | dynamic linker that was established by SOLIB_CREATE_INFERIOR_HOOK. | |
56 | (This operation does not remove shared library information from | |
57 | the debugger, as CLEAR_SOLIB does.) | |
c5aa993b | 58 | */ |
c906108c SS |
59 | #define SOLIB_REMOVE_INFERIOR_HOOK(PID) som_solib_remove_inferior_hook(PID) |
60 | ||
61 | extern void | |
c5aa993b | 62 | som_solib_remove_inferior_hook PARAMS ((int)); |
c906108c SS |
63 | |
64 | /* This function is called by the "catch load" command. It allows | |
65 | the debugger to be notified by the dynamic linker when a specified | |
66 | library file (or any library file, if filename is NULL) is loaded. | |
c5aa993b | 67 | */ |
c906108c SS |
68 | #define SOLIB_CREATE_CATCH_LOAD_HOOK(pid,tempflag, filename,cond_string) \ |
69 | som_solib_create_catch_load_hook (pid, tempflag, filename, cond_string) | |
70 | ||
71 | extern void | |
c5aa993b | 72 | som_solib_create_catch_load_hook PARAMS ((int, int, char *, char *)); |
c906108c SS |
73 | |
74 | /* This function is called by the "catch unload" command. It allows | |
75 | the debugger to be notified by the dynamic linker when a specified | |
76 | library file (or any library file, if filename is NULL) is unloaded. | |
c5aa993b | 77 | */ |
c906108c SS |
78 | #define SOLIB_CREATE_CATCH_UNLOAD_HOOK(pid,tempflag,filename, cond_string) \ |
79 | som_solib_create_catch_unload_hook (pid, tempflag, filename, cond_string) | |
80 | ||
81 | extern void | |
c5aa993b | 82 | som_solib_create_catch_unload_hook PARAMS ((int, int, char *, char *)); |
c906108c SS |
83 | |
84 | /* This function returns TRUE if the dynamic linker has just reported | |
85 | a load of a library. | |
86 | ||
87 | This function must be used only when the inferior has stopped in | |
88 | the dynamic linker hook, or undefined results are guaranteed. | |
c5aa993b | 89 | */ |
c906108c SS |
90 | #define SOLIB_HAVE_LOAD_EVENT(pid) \ |
91 | som_solib_have_load_event (pid) | |
92 | ||
93 | extern int | |
c5aa993b | 94 | som_solib_have_load_event PARAMS ((int)); |
c906108c SS |
95 | |
96 | /* This function returns a pointer to the string representation of the | |
97 | pathname of the dynamically-linked library that has just been loaded. | |
98 | ||
99 | This function must be used only when SOLIB_HAVE_LOAD_EVENT is TRUE, | |
100 | or undefined results are guaranteed. | |
101 | ||
102 | This string's contents are only valid immediately after the inferior | |
103 | has stopped in the dynamic linker hook, and becomes invalid as soon | |
104 | as the inferior is continued. Clients should make a copy of this | |
105 | string if they wish to continue the inferior and then access the string. | |
c5aa993b | 106 | */ |
c906108c SS |
107 | #define SOLIB_LOADED_LIBRARY_PATHNAME(pid) \ |
108 | som_solib_loaded_library_pathname (pid) | |
109 | ||
110 | extern char * | |
c5aa993b | 111 | som_solib_loaded_library_pathname PARAMS ((int)); |
c906108c SS |
112 | |
113 | /* This function returns TRUE if the dynamic linker has just reported | |
114 | an unload of a library. | |
115 | ||
116 | This function must be used only when the inferior has stopped in | |
117 | the dynamic linker hook, or undefined results are guaranteed. | |
c5aa993b | 118 | */ |
c906108c SS |
119 | #define SOLIB_HAVE_UNLOAD_EVENT(pid) \ |
120 | som_solib_have_unload_event (pid) | |
121 | ||
122 | extern int | |
c5aa993b | 123 | som_solib_have_unload_event PARAMS ((int)); |
c906108c SS |
124 | |
125 | /* This function returns a pointer to the string representation of the | |
126 | pathname of the dynamically-linked library that has just been unloaded. | |
127 | ||
128 | This function must be used only when SOLIB_HAVE_UNLOAD_EVENT is TRUE, | |
129 | or undefined results are guaranteed. | |
130 | ||
131 | This string's contents are only valid immediately after the inferior | |
132 | has stopped in the dynamic linker hook, and becomes invalid as soon | |
133 | as the inferior is continued. Clients should make a copy of this | |
134 | string if they wish to continue the inferior and then access the string. | |
c5aa993b | 135 | */ |
c906108c SS |
136 | #define SOLIB_UNLOADED_LIBRARY_PATHNAME(pid) \ |
137 | som_solib_unloaded_library_pathname (pid) | |
138 | ||
139 | extern char * | |
c5aa993b | 140 | som_solib_unloaded_library_pathname PARAMS ((int)); |
c906108c SS |
141 | |
142 | /* This function returns TRUE if pc is the address of an instruction that | |
143 | lies within the dynamic linker (such as the event hook, or the dld | |
144 | itself). | |
145 | ||
146 | This function must be used only when a dynamic linker event has been | |
147 | caught, and the inferior is being stepped out of the hook, or undefined | |
148 | results are guaranteed. | |
c5aa993b | 149 | */ |
c906108c SS |
150 | #define SOLIB_IN_DYNAMIC_LINKER(pid,pc) \ |
151 | som_solib_in_dynamic_linker (pid, pc) | |
152 | ||
153 | extern int | |
c5aa993b | 154 | som_solib_in_dynamic_linker PARAMS ((int, CORE_ADDR)); |
c906108c SS |
155 | |
156 | /* This function must be called when the inferior is killed, and the program | |
157 | restarted. This is not the same as CLEAR_SOLIB, in that it doesn't discard | |
158 | any symbol tables. | |
159 | ||
160 | Presently, this functionality is not implemented. | |
c5aa993b | 161 | */ |
c906108c SS |
162 | #define SOLIB_RESTART() \ |
163 | som_solib_restart () | |
164 | ||
165 | extern void | |
c5aa993b | 166 | som_solib_restart PARAMS ((void)); |
c906108c SS |
167 | |
168 | /* If we can't set a breakpoint, and it's in a shared library, just | |
169 | disable it. */ | |
170 | ||
171 | #define DISABLE_UNSETTABLE_BREAK(addr) (som_solib_address(addr) != NULL) | |
172 | ||
173 | extern char * | |
c5aa993b | 174 | som_solib_address PARAMS ((CORE_ADDR)); /* somsolib.c */ |
c906108c SS |
175 | |
176 | /* If ADDR lies in a shared library, return its name. */ | |
177 | ||
178 | #define PC_SOLIB(addr) som_solib_address (addr) |