204 lines
6.7 KiB
C
204 lines
6.7 KiB
C
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/* Shared library declarations for GDB, the GNU Debugger.
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Copyright (C) 1992, 1998 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/* Forward decl's for prototypes */
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struct target_ops;
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/* Called when we free all symtabs, to free the shared library information
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as well. */
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#define CLEAR_SOLIB clear_solib
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extern void
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clear_solib PARAMS ((void));
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/* Called to add symbols from a shared library to gdb's symbol table. */
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#define SOLIB_ADD(filename, from_tty, targ) \
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solib_add (filename, from_tty, targ)
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extern void
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solib_add PARAMS ((char *, int, struct target_ops *));
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/* Function to be called when the inferior starts up, to discover the names
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of shared libraries that are dynamically linked, the base addresses to
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which they are linked, and sufficient information to read in their symbols
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at a later time. */
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#define SOLIB_CREATE_INFERIOR_HOOK(PID) solib_create_inferior_hook()
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/* Function to be called to remove the connection between debugger and
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dynamic linker that was established by SOLIB_CREATE_INFERIOR_HOOK.
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(This operation does not remove shared library information from
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the debugger, as CLEAR_SOLIB does.)
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This functionality is presently not implemented for this target.
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*/
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#define SOLIB_REMOVE_INFERIOR_HOOK(PID) (0)
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extern void
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solib_create_inferior_hook PARAMS ((void)); /* solib.c */
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/* This function is called by the "catch load" command. It allows
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the debugger to be notified by the dynamic linker when a specified
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library file (or any library file, if filename is NULL) is loaded.
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Presently, this functionality is not implemented.
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*/
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#define SOLIB_CREATE_CATCH_LOAD_HOOK(pid,tempflag,filename,cond_string) \
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error("catch of library loads/unloads not yet implemented on this platform")
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/* This function is called by the "catch unload" command. It allows
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the debugger to be notified by the dynamic linker when a specified
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library file (or any library file, if filename is NULL) is unloaded.
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Presently, this functionality is not implemented.
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*/
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#define SOLIB_CREATE_CATCH_UNLOAD_HOOK(pid,tempflag,filename,cond_string) \
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error("catch of library loads/unloads not yet implemented on this platform")
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/* This function returns TRUE if the dynamic linker has just reported
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a load of a library.
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This function must be used only when the inferior has stopped in
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the dynamic linker hook, or undefined results are guaranteed.
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Presently, this functionality is not implemented.
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*/
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/*
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#define SOLIB_HAVE_LOAD_EVENT(pid) \
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error("catch of library loads/unloads not yet implemented on this platform")
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*/
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#define SOLIB_HAVE_LOAD_EVENT(pid) \
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(0)
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/* This function returns a pointer to the string representation of the
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pathname of the dynamically-linked library that has just been loaded.
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This function must be used only when SOLIB_HAVE_LOAD_EVENT is TRUE,
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or undefined results are guaranteed.
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This string's contents are only valid immediately after the inferior
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has stopped in the dynamic linker hook, and becomes invalid as soon
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as the inferior is continued. Clients should make a copy of this
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string if they wish to continue the inferior and then access the string.
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Presently, this functionality is not implemented.
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*/
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/*
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#define SOLIB_LOADED_LIBRARY_PATHNAME(pid) \
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error("catch of library loads/unloads not yet implemented on this platform")
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*/
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#define SOLIB_LOADED_LIBRARY_PATHNAME(pid) \
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(0)
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/* This function returns TRUE if the dynamic linker has just reported
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an unload of a library.
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This function must be used only when the inferior has stopped in
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the dynamic linker hook, or undefined results are guaranteed.
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Presently, this functionality is not implemented.
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*/
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/*
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#define SOLIB_HAVE_UNLOAD_EVENT(pid) \
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error("catch of library loads/unloads not yet implemented on this platform")
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*/
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#define SOLIB_HAVE_UNLOAD_EVENT(pid) \
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(0)
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/* This function returns a pointer to the string representation of the
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pathname of the dynamically-linked library that has just been unloaded.
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This function must be used only when SOLIB_HAVE_UNLOAD_EVENT is TRUE,
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or undefined results are guaranteed.
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This string's contents are only valid immediately after the inferior
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has stopped in the dynamic linker hook, and becomes invalid as soon
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as the inferior is continued. Clients should make a copy of this
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string if they wish to continue the inferior and then access the string.
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Presently, this functionality is not implemented.
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*/
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/*
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#define SOLIB_UNLOADED_LIBRARY_PATHNAME(pid) \
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error("catch of library loads/unloads not yet implemented on this platform")
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*/
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#define SOLIB_UNLOADED_LIBRARY_PATHNAME(pid) \
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(0)
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/* This function returns TRUE if pc is the address of an instruction that
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lies within the dynamic linker (such as the event hook, or the dld
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itself).
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This function must be used only when a dynamic linker event has been
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caught, and the inferior is being stepped out of the hook, or undefined
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results are guaranteed.
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Presently, this functionality is not implemented.
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*/
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/*
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#define SOLIB_IN_DYNAMIC_LINKER(pid,pc) \
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error("catch of library loads/unloads not yet implemented on this platform")
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*/
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#define SOLIB_IN_DYNAMIC_LINKER(pid,pc) \
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(0)
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/* This function must be called when the inferior is killed, and the program
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restarted. This is not the same as CLEAR_SOLIB, in that it doesn't discard
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any symbol tables.
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Presently, this functionality is not implemented.
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*/
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#define SOLIB_RESTART() \
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(0)
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/* If we can't set a breakpoint, and it's in a shared library, just
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disable it. */
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#define DISABLE_UNSETTABLE_BREAK(addr) (solib_address(addr) != NULL)
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extern char *
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solib_address PARAMS ((CORE_ADDR)); /* solib.c */
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/* If ADDR lies in a shared library, return its name. */
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#define PC_SOLIB(addr) solib_address (addr)
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#ifdef SVR4_SHARED_LIBS
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/* Return 1 if PC lies in the dynamic symbol resolution code of the
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SVR4 run time loader. */
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#define IN_SOLIB_DYNSYM_RESOLVE_CODE(pc) in_svr4_dynsym_resolve_code (pc)
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extern int
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in_svr4_dynsym_resolve_code PARAMS ((CORE_ADDR));
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#endif
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