From b4227bd7f697a1f29d25639864f5683d9ddcd41f Mon Sep 17 00:00:00 2001 From: Ali Saidi Date: Sat, 17 Jan 2009 18:56:46 -0500 Subject: Fix issue 326: glibc non-deterministic because it reads /proc --- src/kern/operatingsystem.cc | 44 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 src/kern/operatingsystem.cc (limited to 'src/kern/operatingsystem.cc') diff --git a/src/kern/operatingsystem.cc b/src/kern/operatingsystem.cc new file mode 100644 index 000000000..8951b8193 --- /dev/null +++ b/src/kern/operatingsystem.cc @@ -0,0 +1,44 @@ +/* + * Copyright (c) 2009 The Regents of The University of Michigan + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer; + * redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution; + * neither the name of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Authors: Ali Saidi + */ + + +#include "kern/operatingsystem.hh" +#include "base/misc.hh" + +int +OperatingSystem::openSpecialFile(std::string path, LiveProcess *process, ThreadContext *tc) +{ + warn("Attempting to open special file: %s. Ignorning. Simulation may" + " take un-expected code path or be non-deterministic until proper" + " handling is implemented.\n", path.c_str()); + return -1; +} + + -- cgit v1.2.3