AU: Tarjan's algorithm.

Add an implementation of Tarjan's algorith for finding Strongly
Connected Components in a graph. This version is slightly modified: it
takes in a vertex in addition to the graph and returns only the SCC
containing that vertex.

Review URL: http://codereview.chromium.org/657055
5 files changed
tree: f3ab1441636a8bd3949b9cd587633cb1e68c4dd0
  1. action.h
  2. action_pipe.h
  3. action_pipe_unittest.cc
  4. action_processor.cc
  5. action_processor.h
  6. action_processor_unittest.cc
  7. action_unittest.cc
  8. bzip_extent_writer.cc
  9. bzip_extent_writer.h
  10. bzip_extent_writer_unittest.cc
  11. decompressing_file_writer.cc
  12. decompressing_file_writer.h
  13. decompressing_file_writer_unittest.cc
  14. delta_diff_generator.cc
  15. delta_diff_generator.h
  16. delta_diff_generator_unittest.cc
  17. delta_diff_parser.cc
  18. delta_diff_parser.h
  19. delta_diff_parser_unittest.cc
  20. download_action.cc
  21. download_action.h
  22. download_action_unittest.cc
  23. extent_mapper.cc
  24. extent_mapper.h
  25. extent_mapper_unittest.cc
  26. extent_writer.cc
  27. extent_writer.h
  28. extent_writer_unittest.cc
  29. file_writer.cc
  30. file_writer.h
  31. file_writer_unittest.cc
  32. filesystem_copier_action.cc
  33. filesystem_copier_action.h
  34. filesystem_copier_action_unittest.cc
  35. filesystem_iterator.cc
  36. filesystem_iterator.h
  37. filesystem_iterator_unittest.cc
  38. gen_coverage_html.sh
  39. generate_delta_main.cc
  40. graph_types.h
  41. graph_utils.cc
  42. graph_utils.h
  43. graph_utils_unittest.cc
  44. gzip.cc
  45. gzip.h
  46. gzip_unittest.cc
  47. http_fetcher.h
  48. http_fetcher_unittest.cc
  49. install_plan.h
  50. integration_unittest.cc
  51. libcurl_http_fetcher.cc
  52. libcurl_http_fetcher.h
  53. local_coverage_rate.sh
  54. main.cc
  55. mock_file_writer.h
  56. mock_http_fetcher.cc
  57. mock_http_fetcher.h
  58. omaha_hash_calculator.cc
  59. omaha_hash_calculator.h
  60. omaha_hash_calculator_unittest.cc
  61. omaha_request_prep_action.cc
  62. omaha_request_prep_action.h
  63. omaha_request_prep_action_unittest.cc
  64. omaha_response_handler_action.cc
  65. omaha_response_handler_action.h
  66. omaha_response_handler_action_unittest.cc
  67. postinstall_runner_action.cc
  68. postinstall_runner_action.h
  69. postinstall_runner_action_unittest.cc
  70. SConstruct
  71. set_bootable_flag_action.cc
  72. set_bootable_flag_action.h
  73. set_bootable_flag_action_unittest.cc
  74. subprocess.cc
  75. subprocess.h
  76. subprocess_unittest.cc
  77. tarjan.cc
  78. tarjan.h
  79. tarjan_unittest.cc
  80. test_http_server.cc
  81. test_http_server.py
  82. test_installer_main.cc
  83. test_utils.cc
  84. test_utils.h
  85. testrunner.cc
  86. update_check_action.cc
  87. update_check_action.h
  88. update_check_action_unittest.cc
  89. update_metadata.proto
  90. utils.cc
  91. utils.h
  92. utils_unittest.cc