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1 // Copyright 2012 The Chromium Authors. All rights reserved. | 1 // Copyright 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "chrome/browser/mac/relauncher.h" | 5 #include "chrome/browser/mac/relauncher.h" |
6 | 6 |
7 #include <ApplicationServices/ApplicationServices.h> | 7 #include <ApplicationServices/ApplicationServices.h> |
8 #include <AvailabilityMacros.h> | 8 #include <AvailabilityMacros.h> |
9 #include <crt_externs.h> | 9 #include <crt_externs.h> |
10 #include <dlfcn.h> | 10 #include <dlfcn.h> |
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132 // forked off. The relauncher process will only use pipe_write_fd as the | 132 // forked off. The relauncher process will only use pipe_write_fd as the |
133 // write side of the pipe. In that process, the read side will be closed by | 133 // write side of the pipe. In that process, the read side will be closed by |
134 // base::LaunchApp because it won't be present in fd_map, and the write side | 134 // base::LaunchApp because it won't be present in fd_map, and the write side |
135 // will be remapped to kRelauncherSyncFD by fd_map. | 135 // will be remapped to kRelauncherSyncFD by fd_map. |
136 base::ScopedFD pipe_read_fd(pipe_fds[0]); | 136 base::ScopedFD pipe_read_fd(pipe_fds[0]); |
137 base::ScopedFD pipe_write_fd(pipe_fds[1]); | 137 base::ScopedFD pipe_write_fd(pipe_fds[1]); |
138 | 138 |
139 // Make sure kRelauncherSyncFD is a safe value. base::LaunchProcess will | 139 // Make sure kRelauncherSyncFD is a safe value. base::LaunchProcess will |
140 // preserve these three FDs in forked processes, so kRelauncherSyncFD should | 140 // preserve these three FDs in forked processes, so kRelauncherSyncFD should |
141 // not conflict with them. | 141 // not conflict with them. |
142 COMPILE_ASSERT(kRelauncherSyncFD != STDIN_FILENO && | 142 static_assert(kRelauncherSyncFD != STDIN_FILENO && |
143 kRelauncherSyncFD != STDOUT_FILENO && | 143 kRelauncherSyncFD != STDOUT_FILENO && |
144 kRelauncherSyncFD != STDERR_FILENO, | 144 kRelauncherSyncFD != STDERR_FILENO, |
145 kRelauncherSyncFD_must_not_conflict_with_stdio_fds); | 145 "kRelauncherSyncFD must not conflict with stdio fds"); |
146 | 146 |
147 base::FileHandleMappingVector fd_map; | 147 base::FileHandleMappingVector fd_map; |
148 fd_map.push_back(std::make_pair(pipe_write_fd.get(), kRelauncherSyncFD)); | 148 fd_map.push_back(std::make_pair(pipe_write_fd.get(), kRelauncherSyncFD)); |
149 | 149 |
150 base::LaunchOptions options; | 150 base::LaunchOptions options; |
151 options.fds_to_remap = &fd_map; | 151 options.fds_to_remap = &fd_map; |
152 if (!base::LaunchProcess(relaunch_args, options, NULL)) { | 152 if (!base::LaunchProcess(relaunch_args, options, NULL)) { |
153 LOG(ERROR) << "base::LaunchProcess failed"; | 153 LOG(ERROR) << "base::LaunchProcess failed"; |
154 return false; | 154 return false; |
155 } | 155 } |
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370 if (!dmg_bsd_device_name.empty()) { | 370 if (!dmg_bsd_device_name.empty()) { |
371 EjectAndTrashDiskImage(dmg_bsd_device_name); | 371 EjectAndTrashDiskImage(dmg_bsd_device_name); |
372 } | 372 } |
373 | 373 |
374 return 0; | 374 return 0; |
375 } | 375 } |
376 | 376 |
377 } // namespace internal | 377 } // namespace internal |
378 | 378 |
379 } // namespace mac_relauncher | 379 } // namespace mac_relauncher |
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