1// Copyright (c) 2011 Google Inc. 2// All rights reserved. 3// 4// Redistribution and use in source and binary forms, with or without 5// modification, are permitted provided that the following conditions are 6// met: 7// 8// * Redistributions of source code must retain the above copyright 9// notice, this list of conditions and the following disclaimer. 10// * Redistributions in binary form must reproduce the above 11// copyright notice, this list of conditions and the following disclaimer 12// in the documentation and/or other materials provided with the 13// distribution. 14// * Neither the name of Google Inc. nor the names of its 15// contributors may be used to endorse or promote products derived from 16// this software without specific prior written permission. 17// 18// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 30// minidump_writer_unittest_utils.cc: 31// Shared routines used by unittests under client/linux/minidump_writer. 32 33#include <limits.h> 34#include <stdlib.h> 35 36#include "client/linux/minidump_writer/minidump_writer_unittest_utils.h" 37#include "common/linux/safe_readlink.h" 38#include "common/using_std_string.h" 39 40namespace google_breakpad { 41 42string GetHelperBinary() { 43 string helper_path; 44 char *bindir = getenv("bindir"); 45 if (bindir) { 46 helper_path = string(bindir) + "/"; 47 } else { 48 // Locate helper binary next to the current binary. 49 char self_path[PATH_MAX]; 50 if (!SafeReadLink("/proc/self/exe", self_path)) { 51 return ""; 52 } 53 helper_path = string(self_path); 54 size_t pos = helper_path.rfind('/'); 55 if (pos == string::npos) { 56 return ""; 57 } 58 helper_path.erase(pos + 1); 59 } 60 61 helper_path += "linux_dumper_unittest_helper"; 62 63 return helper_path; 64} 65 66} // namespace google_breakpad 67