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53a5351d JM |
1 | /* HP PA64 ELF Shared library declarations for GDB, the GNU Debugger. |
2 | Copyright (C) 1999 Free Software Foundation, Inc. | |
3 | ||
4 | This file is part of GDB. | |
5 | ||
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. | |
10 | ||
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. | |
15 | ||
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. */ | |
20 | ||
21 | /* Forward decl's for prototypes */ | |
53a5351d JM |
22 | struct target_ops; |
23 | struct objfile; | |
24 | struct section_offsets; | |
53a5351d JM |
25 | |
26 | /* Called to add symbols from a shared library to gdb's symbol table. */ | |
27 | ||
28 | #define SOLIB_ADD(filename, from_tty, targ) \ | |
29 | pa64_solib_add (filename, from_tty, targ) | |
30 | ||
31 | extern void | |
32 | pa64_solib_add PARAMS ((char *, int, struct target_ops *)); | |
33 | ||
34 | extern CORE_ADDR | |
35 | pa64_solib_get_got_by_pc PARAMS ((CORE_ADDR)); | |
36 | ||
37 | /* Function to be called when the inferior starts up, to discover the names | |
38 | of shared libraries that are dynamically linked, the base addresses to | |
39 | which they are linked, and sufficient information to read in their symbols | |
40 | at a later time. */ | |
41 | ||
42 | #define SOLIB_CREATE_INFERIOR_HOOK(PID) pa64_solib_create_inferior_hook() | |
43 | ||
44 | extern void | |
45 | pa64_solib_create_inferior_hook PARAMS ((void)); | |
46 | ||
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.) */ | |
51 | #define SOLIB_REMOVE_INFERIOR_HOOK(PID) pa64_solib_remove_inferior_hook(PID) | |
52 | ||
53 | extern void | |
54 | pa64_solib_remove_inferior_hook PARAMS ((int)); | |
55 | ||
56 | /* This function is called by the "catch load" command. It allows | |
57 | the debugger to be notified by the dynamic linker when a specified | |
58 | library file (or any library file, if filename is NULL) is loaded. */ | |
59 | #define SOLIB_CREATE_CATCH_LOAD_HOOK(pid,tempflag, filename,cond_string) \ | |
60 | pa64_solib_create_catch_load_hook (pid, tempflag, filename, cond_string) | |
61 | ||
62 | extern void | |
63 | pa64_solib_create_catch_load_hook PARAMS ((int, int, char *, char *)); | |
64 | ||
65 | /* This function is called by the "catch unload" command. It allows | |
66 | the debugger to be notified by the dynamic linker when a specified | |
67 | library file (or any library file, if filename is NULL) is unloaded. */ | |
68 | #define SOLIB_CREATE_CATCH_UNLOAD_HOOK(pid,tempflag,filename, cond_string) \ | |
69 | pa64_solib_create_catch_unload_hook (pid, tempflag, filename, cond_string) | |
70 | ||
71 | extern void | |
72 | pa64_solib_create_catch_unload_hook PARAMS ((int, int, char *, char *)); | |
73 | ||
74 | /* This function returns TRUE if the dynamic linker has just reported | |
75 | a load of a library. | |
76 | ||
77 | This function must be used only when the inferior has stopped in | |
78 | the dynamic linker hook, or undefined results are guaranteed. */ | |
79 | #define SOLIB_HAVE_LOAD_EVENT(pid) \ | |
80 | pa64_solib_have_load_event (pid) | |
81 | ||
82 | extern int | |
83 | pa64_solib_have_load_event PARAMS ((int)); | |
84 | ||
85 | /* This function returns a pointer to the string representation of the | |
86 | pathname of the dynamically-linked library that has just been loaded. | |
87 | ||
88 | This function must be used only when SOLIB_HAVE_LOAD_EVENT is TRUE, | |
89 | or undefined results are guaranteed. | |
90 | ||
91 | This string's contents are only valid immediately after the inferior | |
92 | has stopped in the dynamic linker hook, and becomes invalid as soon | |
93 | as the inferior is continued. Clients should make a copy of this | |
94 | string if they wish to continue the inferior and then access the string. */ | |
95 | #define SOLIB_LOADED_LIBRARY_PATHNAME(pid) \ | |
96 | pa64_solib_loaded_library_pathname (pid) | |
97 | ||
98 | extern char * | |
99 | pa64_solib_loaded_library_pathname PARAMS ((int)); | |
100 | ||
101 | /* This function returns TRUE if the dynamic linker has just reported | |
102 | an unload of a library. | |
103 | ||
104 | This function must be used only when the inferior has stopped in | |
105 | the dynamic linker hook, or undefined results are guaranteed. */ | |
106 | #define SOLIB_HAVE_UNLOAD_EVENT(pid) \ | |
107 | pa64_solib_have_unload_event (pid) | |
108 | ||
109 | extern int | |
110 | pa64_solib_have_unload_event PARAMS ((int)); | |
111 | ||
112 | /* This function returns a pointer to the string representation of the | |
113 | pathname of the dynamically-linked library that has just been unloaded. | |
114 | ||
115 | This function must be used only when SOLIB_HAVE_UNLOAD_EVENT is TRUE, | |
116 | or undefined results are guaranteed. | |
117 | ||
118 | This string's contents are only valid immediately after the inferior | |
119 | has stopped in the dynamic linker hook, and becomes invalid as soon | |
120 | as the inferior is continued. Clients should make a copy of this | |
121 | string if they wish to continue the inferior and then access the string. */ | |
122 | #define SOLIB_UNLOADED_LIBRARY_PATHNAME(pid) \ | |
123 | pa64_solib_unloaded_library_pathname (pid) | |
124 | ||
125 | extern char * | |
126 | pa64_solib_unloaded_library_pathname PARAMS ((int)); | |
127 | ||
128 | /* This function returns TRUE if pc is the address of an instruction that | |
129 | lies within the dynamic linker (such as the event hook, or the dld | |
130 | itself). | |
131 | ||
132 | This function must be used only when a dynamic linker event has been | |
133 | caught, and the inferior is being stepped out of the hook, or undefined | |
134 | results are guaranteed. */ | |
135 | #define SOLIB_IN_DYNAMIC_LINKER(pid,pc) \ | |
136 | pa64_solib_in_dynamic_linker (pid, pc) | |
137 | ||
138 | extern int | |
139 | pa64_solib_in_dynamic_linker PARAMS ((int, CORE_ADDR)); | |
140 | ||
141 | /* This function must be called when the inferior is killed, and the program | |
142 | restarted. This is not the same as CLEAR_SOLIB, in that it doesn't discard | |
143 | any symbol tables. | |
144 | ||
145 | Presently, this functionality is not implemented. */ | |
146 | #define SOLIB_RESTART() \ | |
147 | pa64_solib_restart () | |
148 | ||
149 | extern void | |
150 | pa64_solib_restart PARAMS ((void)); | |
151 | ||
152 | /* If we can't set a breakpoint, and it's in a shared library, just | |
153 | disable it. */ | |
154 | ||
155 | #define DISABLE_UNSETTABLE_BREAK(addr) (pa64_solib_address(addr) != NULL) | |
156 | ||
157 | extern char * | |
158 | pa64_solib_address PARAMS ((CORE_ADDR)); /* somsolib.c */ | |
159 | ||
160 | /* If ADDR lies in a shared library, return its name. */ | |
161 | ||
162 | #define PC_SOLIB(addr) pa64_solib_address (addr) |