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[/] [or1k/] [trunk/] [gdb-5.3/] [gdb/] [config/] [tm-sysv4.h] - Rev 1773
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/* Macro definitions for GDB on all SVR4 target systems. Copyright 1991, 1992, 1993, 1994, 1996, 1997, 2000 Free Software Foundation, Inc. Written by Fred Fish at Cygnus Support (fnf@cygnus.com). 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. */ /* For SVR4 shared libraries, each call to a library routine goes through a small piece of trampoline code in the ".plt" section. The horribly ugly wait_for_inferior() routine uses this macro to detect when we have stepped into one of these fragments. We do not use lookup_solib_trampoline_symbol_by_pc, because we cannot always find the shared library trampoline symbols (e.g. on Irix5). */ #define IN_SOLIB_CALL_TRAMPOLINE(pc, name) in_plt_section((pc), (name)) extern int in_plt_section (CORE_ADDR, char *); /* If PC is in a shared library trampoline code, return the PC where the function itself actually starts. If not, return 0. */ #define SKIP_TRAMPOLINE_CODE(pc) find_solib_trampoline_target (pc) /* It is unknown which, if any, SVR4 assemblers do not accept dollar signs in identifiers. The default in G++ is to use dots instead, for all SVR4 systems, so we make that our default also. FIXME: There should be some way to get G++ to tell us what CPLUS_MARKER it is using, perhaps by stashing it in the debugging information as part of the name of an invented symbol ("gcc_cplus_marker$" for example). */ #undef CPLUS_MARKER #define CPLUS_MARKER '.'
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