dnl
dnl Copyright (c) Jiri Palecek 2009
dnl
dnl This program is free software;  you can redistribute it and/or modify
dnl it under the terms of the GNU General Public License as published by
dnl the Free Software Foundation; either version 2 of the License, or
dnl (at your option) any later version.
dnl
dnl This program is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY;  without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
dnl the GNU General Public License for more details.
dnl
dnl You should have received a copy of the GNU General Public License
dnl along with this program;  if not, write to the Free Software
dnl Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
dnl


AC_DEFUN([LTP_CHECK_LINUX_PTRACE],
_LTP_CHECK_LINUX_PTRACE
)dnl

dnl _LTP_CHECK_LINUX_PTRACE
dnl ----------------------------------------
dnl
dnl Check for ptrace support
dnl in commit 016ae219 in July 2008
dnl

AC_DEFUN([_LTP_CHECK_LINUX_PTRACE],[dnl
dnl order of headers checked here is significant
AC_CHECK_HEADERS([ \
	sys/ptrace.h \
	sys/reg.h \
	asm/ptrace.h \
	linux/ptrace.h \
])
save_CPPFLAGS=$CPPFLAGS
CPPFLAGS="$CPPFLAGS -I$srcdir/testcases/kernel/syscalls/ptrace"
AC_CHECK_TYPES([struct user_regs_struct, struct pt_regs],,,[#include "ptrace.h"])
AC_CHECK_DECLS([PTRACE_GETSIGINFO, PTRACE_O_TRACEVFORKDONE, PTRACE_SETOPTIONS],,,[#include "ptrace.h"])
dnl glibc-2.18 defines ptrace_peeksiginfo_args in sys/ptrace.h which
dnl conflicts with the one from linux kernel in linux/ptrace.h
AC_CHECK_TYPES([struct ptrace_peeksiginfo_args],,,[#include <sys/ptrace.h>])
CPPFLAGS=$save_CPPFLAGS
])