import gdb-1999-08-23 snapshot

1 files changed, 164 insertions, 0 deletions

diff --git a/gdb/pa64solib.h b/gdb/pa64solib.h
new file mode 100644
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+++ b/gdb/pa64solib.h
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+/* HP PA64 ELF Shared library declarations for GDB, the GNU Debugger.
+   Copyright (C) 1999 Free Software Foundation, Inc.
+
+   This file is part of GDB.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+/* Forward decl's for prototypes */
+#ifdef __STDC__
+struct target_ops;
+struct objfile;
+struct section_offsets;
+#endif
+
+/* Called to add symbols from a shared library to gdb's symbol table.  */
+
+#define SOLIB_ADD(filename, from_tty, targ) \
+    pa64_solib_add (filename, from_tty, targ)
+
+extern void
+  pa64_solib_add PARAMS ((char *, int, struct target_ops *));
+
+extern CORE_ADDR
+  pa64_solib_get_got_by_pc PARAMS ((CORE_ADDR));
+
+/* Function to be called when the inferior starts up, to discover the names
+   of shared libraries that are dynamically linked, the base addresses to
+   which they are linked, and sufficient information to read in their symbols
+   at a later time.  */
+
+#define SOLIB_CREATE_INFERIOR_HOOK(PID)	pa64_solib_create_inferior_hook()
+
+extern void
+  pa64_solib_create_inferior_hook PARAMS ((void));
+
+/* Function to be called to remove the connection between debugger and
+   dynamic linker that was established by SOLIB_CREATE_INFERIOR_HOOK.
+   (This operation does not remove shared library information from
+   the debugger, as CLEAR_SOLIB does.)  */
+#define SOLIB_REMOVE_INFERIOR_HOOK(PID) pa64_solib_remove_inferior_hook(PID)
+
+extern void
+  pa64_solib_remove_inferior_hook PARAMS ((int));
+
+/* This function is called by the "catch load" command.  It allows
+   the debugger to be notified by the dynamic linker when a specified
+   library file (or any library file, if filename is NULL) is loaded.  */
+#define SOLIB_CREATE_CATCH_LOAD_HOOK(pid,tempflag, filename,cond_string) \
+   pa64_solib_create_catch_load_hook (pid, tempflag, filename, cond_string)
+
+extern void
+  pa64_solib_create_catch_load_hook PARAMS ((int, int, char *, char *));
+
+/* This function is called by the "catch unload" command.  It allows
+   the debugger to be notified by the dynamic linker when a specified
+   library file (or any library file, if filename is NULL) is unloaded.  */
+#define SOLIB_CREATE_CATCH_UNLOAD_HOOK(pid,tempflag,filename, cond_string) \
+   pa64_solib_create_catch_unload_hook (pid, tempflag, filename, cond_string)
+
+extern void
+  pa64_solib_create_catch_unload_hook PARAMS ((int, int, char *, char *));
+
+/* This function returns TRUE if the dynamic linker has just reported
+   a load of a library.
+
+   This function must be used only when the inferior has stopped in
+   the dynamic linker hook, or undefined results are guaranteed.  */
+#define SOLIB_HAVE_LOAD_EVENT(pid) \
+   pa64_solib_have_load_event (pid)
+
+extern int
+  pa64_solib_have_load_event PARAMS ((int));
+
+/* This function returns a pointer to the string representation of the
+   pathname of the dynamically-linked library that has just been loaded.
+
+   This function must be used only when SOLIB_HAVE_LOAD_EVENT is TRUE,
+   or undefined results are guaranteed.
+
+   This string's contents are only valid immediately after the inferior
+   has stopped in the dynamic linker hook, and becomes invalid as soon
+   as the inferior is continued.  Clients should make a copy of this
+   string if they wish to continue the inferior and then access the string.  */
+#define SOLIB_LOADED_LIBRARY_PATHNAME(pid) \
+   pa64_solib_loaded_library_pathname (pid)
+
+extern char *
+  pa64_solib_loaded_library_pathname PARAMS ((int));
+
+/* This function returns TRUE if the dynamic linker has just reported
+   an unload of a library.
+
+   This function must be used only when the inferior has stopped in
+   the dynamic linker hook, or undefined results are guaranteed.  */
+#define SOLIB_HAVE_UNLOAD_EVENT(pid) \
+   pa64_solib_have_unload_event (pid)
+
+extern int
+  pa64_solib_have_unload_event PARAMS ((int));
+
+/* This function returns a pointer to the string representation of the
+   pathname of the dynamically-linked library that has just been unloaded.
+
+   This function must be used only when SOLIB_HAVE_UNLOAD_EVENT is TRUE,
+   or undefined results are guaranteed.
+
+   This string's contents are only valid immediately after the inferior
+   has stopped in the dynamic linker hook, and becomes invalid as soon
+   as the inferior is continued.  Clients should make a copy of this
+   string if they wish to continue the inferior and then access the string.  */
+#define SOLIB_UNLOADED_LIBRARY_PATHNAME(pid) \
+   pa64_solib_unloaded_library_pathname (pid)
+
+extern char *
+  pa64_solib_unloaded_library_pathname PARAMS ((int));
+
+/* This function returns TRUE if pc is the address of an instruction that
+   lies within the dynamic linker (such as the event hook, or the dld
+   itself).
+
+   This function must be used only when a dynamic linker event has been
+   caught, and the inferior is being stepped out of the hook, or undefined
+   results are guaranteed.  */
+#define SOLIB_IN_DYNAMIC_LINKER(pid,pc) \
+   pa64_solib_in_dynamic_linker (pid, pc)
+
+extern int
+  pa64_solib_in_dynamic_linker PARAMS ((int, CORE_ADDR));
+
+/* This function must be called when the inferior is killed, and the program
+   restarted.  This is not the same as CLEAR_SOLIB, in that it doesn't discard
+   any symbol tables.
+
+   Presently, this functionality is not implemented.  */
+#define SOLIB_RESTART() \
+   pa64_solib_restart ()
+
+extern void
+  pa64_solib_restart PARAMS ((void));
+
+/* If we can't set a breakpoint, and it's in a shared library, just
+   disable it.  */
+
+#define DISABLE_UNSETTABLE_BREAK(addr)	(pa64_solib_address(addr) != NULL)
+
+extern char *
+  pa64_solib_address PARAMS ((CORE_ADDR));	/* somsolib.c */
+
+/* If ADDR lies in a shared library, return its name.  */
+
+#define PC_SOLIB(addr)	pa64_solib_address (addr)