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Diffstat (limited to 'gdb/i386obsd-nat.c')
-rw-r--r-- | gdb/i386obsd-nat.c | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/gdb/i386obsd-nat.c b/gdb/i386obsd-nat.c deleted file mode 100644 index 17ef922..0000000 --- a/gdb/i386obsd-nat.c +++ /dev/null @@ -1,60 +0,0 @@ -/* Native-dependent code for OpenBSD/i386. - Copyright 2002 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. */ - -#include "defs.h" - -#include <sys/param.h> -#include <sys/sysctl.h> - -/* Prevent warning from -Wmissing-prototypes. */ -void _initialize_i386obsd_nat (void); - -void -_initialize_i386obsd_nat (void) -{ - /* OpenBSD provides a vm.psstrings sysctl that we can use to locate - the sigtramp. That way we can still recognize a sigtramp if its - location is changed in a new kernel. This is especially - important for OpenBSD, since it uses a different memory layout - than NetBSD, yet we cannot distinguish between the two. - - Of course this is still based on the assumption that the sigtramp - is placed directly under the location where the program arguments - and environment can be found. */ -#ifdef VM_PSSTRINGS - { - struct _ps_strings _ps; - int mib[2]; - size_t len; - - extern CORE_ADDR i386nbsd_sigtramp_start; - extern CORE_ADDR i386nbsd_sigtramp_end; - - mib[0] = CTL_VM; - mib[1] = VM_PSSTRINGS; - len = sizeof (_ps); - if (sysctl (mib, 2, &_ps, &len, NULL, 0) == 0) - { - i386nbsd_sigtramp_start = (CORE_ADDR)_ps.val - 128; - i386nbsd_sigtramp_end = (CORE_ADDR)_ps.val; - } - } -#endif -} |