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c906108c | 1 | /* COFF (SVR3) Shared library declarations for GDB, the GNU Debugger. |
b6ba6518 | 2 | Copyright 1992, 1993, 1998, 1999, 2000 Free Software Foundation, Inc. |
c906108c | 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 | |
104c1213 | 21 | /* Forward decl's for prototypes */ |
c906108c | 22 | struct target_ops; |
c906108c SS |
23 | |
24 | /* Called when we free all symtabs, to free the shared library information | |
25 | as well. */ | |
26 | ||
27 | #if 0 | |
28 | #define CLEAR_SOLIB coff_clear_solib | |
29 | ||
a14ed312 | 30 | extern void coff_clear_solib (void); |
c906108c SS |
31 | #endif |
32 | ||
33 | /* Called to add symbols from a shared library to gdb's symbol table. */ | |
34 | ||
990f9fe3 FF |
35 | #define SOLIB_ADD(filename, from_tty, targ, readsyms) \ |
36 | coff_solib_add (filename, from_tty, targ, readsyms) | |
c906108c | 37 | |
990f9fe3 | 38 | extern void coff_solib_add (char *, int, struct target_ops *, int); |
c906108c SS |
39 | |
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 | |
43 | at a later time. */ | |
44 | ||
45 | #define SOLIB_CREATE_INFERIOR_HOOK(PID) coff_solib_create_inferior_hook() | |
46 | ||
a14ed312 | 47 | extern void coff_solib_create_inferior_hook (void); /* solib.c */ |
c906108c SS |
48 | |
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.) | |
53 | ||
54 | This functionality is presently not implemented for this target. | |
c5aa993b | 55 | */ |
c906108c SS |
56 | #define SOLIB_REMOVE_INFERIOR_HOOK(PID) (0) |
57 | ||
58 | /* This function is called by the "catch load" command. It allows | |
59 | the debugger to be notified by the dynamic linker when a specified | |
60 | library file (or any library file, if filename is NULL) is loaded. | |
61 | ||
62 | Presently, this functionality is not implemented. | |
c5aa993b | 63 | */ |
c906108c SS |
64 | #define SOLIB_CREATE_CATCH_LOAD_HOOK(pid,tempflag,filename,cond_string) \ |
65 | error("catch of library loads/unloads not yet implemented on this platform") | |
66 | ||
67 | /* This function is called by the "catch unload" command. It allows | |
68 | the debugger to be notified by the dynamic linker when a specified | |
69 | library file (or any library file, if filename is NULL) is unloaded. | |
70 | ||
71 | Presently, this functionality is not implemented. | |
c5aa993b | 72 | */ |
c906108c SS |
73 | #define SOLIB_CREATE_CATCH_UNLOAD_HOOK(pid,tempflag,filename,cond_string) \ |
74 | error("catch of library loads/unloads not yet implemented on this platform") | |
75 | ||
76 | /* This function returns TRUE if the dynamic linker has just reported | |
77 | a load of a library. | |
78 | ||
79 | This function must be used only when the inferior has stopped in | |
80 | the dynamic linker hook, or undefined results are guaranteed. | |
81 | ||
82 | Presently, this functionality is not implemented. | |
c5aa993b | 83 | */ |
c906108c | 84 | /* |
c5aa993b | 85 | #define SOLIB_HAVE_LOAD_EVENT(pid) \ |
c906108c | 86 | error("catch of library loads/unloads not yet implemented on this platform") |
c5aa993b | 87 | */ |
c906108c SS |
88 | |
89 | #define SOLIB_HAVE_LOAD_EVENT(pid) \ | |
90 | (0) | |
91 | ||
92 | /* This function returns a pointer to the string representation of the | |
93 | pathname of the dynamically-linked library that has just been loaded. | |
94 | ||
95 | This function must be used only when SOLIB_HAVE_LOAD_EVENT is TRUE, | |
96 | or undefined results are guaranteed. | |
97 | ||
98 | This string's contents are only valid immediately after the inferior | |
99 | has stopped in the dynamic linker hook, and becomes invalid as soon | |
100 | as the inferior is continued. Clients should make a copy of this | |
101 | string if they wish to continue the inferior and then access the string. | |
102 | ||
103 | Presently, this functionality is not implemented. | |
c5aa993b | 104 | */ |
c906108c SS |
105 | |
106 | /* | |
c5aa993b | 107 | #define SOLIB_LOADED_LIBRARY_PATHNAME(pid) \ |
c906108c | 108 | error("catch of library loads/unloads not yet implemented on this platform") |
c5aa993b | 109 | */ |
c906108c SS |
110 | |
111 | #define SOLIB_LOADED_LIBRARY_PATHNAME(pid) \ | |
112 | (0) | |
113 | ||
114 | /* This function returns TRUE if the dynamic linker has just reported | |
115 | an unload of a library. | |
116 | ||
117 | This function must be used only when the inferior has stopped in | |
118 | the dynamic linker hook, or undefined results are guaranteed. | |
119 | ||
120 | Presently, this functionality is not implemented. | |
c5aa993b | 121 | */ |
c906108c | 122 | /* |
c5aa993b | 123 | #define SOLIB_HAVE_UNLOAD_EVENT(pid) \ |
c906108c | 124 | error("catch of library loads/unloads not yet implemented on this platform") |
c5aa993b | 125 | */ |
c906108c SS |
126 | |
127 | #define SOLIB_HAVE_UNLOAD_EVENT(pid) \ | |
128 | (0) | |
129 | ||
130 | /* This function returns a pointer to the string representation of the | |
131 | pathname of the dynamically-linked library that has just been unloaded. | |
132 | ||
133 | This function must be used only when SOLIB_HAVE_UNLOAD_EVENT is TRUE, | |
134 | or undefined results are guaranteed. | |
135 | ||
136 | This string's contents are only valid immediately after the inferior | |
137 | has stopped in the dynamic linker hook, and becomes invalid as soon | |
138 | as the inferior is continued. Clients should make a copy of this | |
139 | string if they wish to continue the inferior and then access the string. | |
140 | ||
141 | Presently, this functionality is not implemented. | |
c5aa993b | 142 | */ |
c906108c | 143 | /* |
c5aa993b | 144 | #define SOLIB_UNLOADED_LIBRARY_PATHNAME(pid) \ |
c906108c | 145 | error("catch of library loads/unloads not yet implemented on this platform") |
c5aa993b | 146 | */ |
c906108c SS |
147 | |
148 | #define SOLIB_UNLOADED_LIBRARY_PATHNAME(pid) \ | |
149 | (0) | |
150 | ||
151 | /* This function returns TRUE if pc is the address of an instruction that | |
152 | lies within the dynamic linker (such as the event hook, or the dld | |
153 | itself). | |
154 | ||
155 | This function must be used only when a dynamic linker event has been | |
156 | caught, and the inferior is being stepped out of the hook, or undefined | |
157 | results are guaranteed. | |
158 | ||
159 | Presently, this functionality is not implemented. | |
c5aa993b | 160 | */ |
c906108c SS |
161 | |
162 | /* | |
c5aa993b | 163 | #define SOLIB_IN_DYNAMIC_LINKER(pid,pc) \ |
c906108c | 164 | error("catch of library loads/unloads not yet implemented on this platform") |
c5aa993b | 165 | */ |
c906108c SS |
166 | |
167 | #define SOLIB_IN_DYNAMIC_LINKER(pid,pc) \ | |
168 | (0) | |
169 | ||
170 | /* This function must be called when the inferior is killed, and the program | |
171 | restarted. This is not the same as CLEAR_SOLIB, in that it doesn't discard | |
172 | any symbol tables. | |
173 | ||
174 | Presently, this functionality is not implemented. | |
c5aa993b | 175 | */ |
c906108c SS |
176 | #define SOLIB_RESTART() \ |
177 | (0) | |
178 | ||
179 | /* If we can't set a breakpoint, and it's in a shared library, just | |
180 | disable it. */ | |
181 | ||
182 | #if 0 | |
183 | #define DISABLE_UNSETTABLE_BREAK(addr) coff_solib_address(addr) | |
184 | ||
a14ed312 | 185 | extern int solib_address (CORE_ADDR); /* solib.c */ |
c906108c | 186 | #endif |