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#include <stdio.h> 31 32#include <cstring> 33#include <iostream> 34#include <string> 35#include <vector> 36 37#include "common/linux/dump_symbols.h" 38 39using google_breakpad::WriteSymbolFile; 40 41int usage(const char* self) { 42 fprintf(stderr, "Usage: %s [OPTION] <binary-with-debugging-info> " 43 "[directories-for-debug-file]\n\n", self); 44 fprintf(stderr, "Options:\n"); 45 fprintf(stderr, " -c Do not generate CFI section\n"); 46 fprintf(stderr, " -r Do not handle inter-compilation unit references\n"); 47 return 1; 48} 49 50int main(int argc, char **argv) { 51 if (argc < 2) 52 return usage(argv[0]); 53 54 bool cfi = true; 55 bool handle_inter_cu_refs = true; 56 int arg_index = 1; 57 while (arg_index < argc && strlen(argv[arg_index]) > 0 && 58 argv[arg_index][0] == '-') { 59 if (strcmp("-c", argv[arg_index]) == 0) { 60 cfi = false; 61 } else if (strcmp("-r", argv[arg_index]) == 0) { 62 handle_inter_cu_refs = false; 63 } else { 64 return usage(argv[0]); 65 } 66 ++arg_index; 67 } 68 if (arg_index == argc) 69 return usage(argv[0]); 70 71 const char* binary; 72 std::vector<string> debug_dirs; 73 binary = argv[arg_index]; 74 for (int debug_dir_index = arg_index + 1; 75 debug_dir_index < argc; 76 ++debug_dir_index) { 77 debug_dirs.push_back(argv[debug_dir_index]); 78 } 79 80 SymbolData symbol_data = cfi ? ALL_SYMBOL_DATA : NO_CFI; 81 google_breakpad::DumpOptions options(symbol_data, handle_inter_cu_refs); 82 if (!WriteSymbolFile(binary, debug_dirs, options, std::cout)) { 83 fprintf(stderr, "Failed to write symbol file.\n"); 84 return 1; 85 } 86 87 return 0; 88} 89