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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 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 "content/common/set_process_title.h" | 5 #include "content/common/set_process_title.h" |
| 6 | 6 |
| 7 #include "build/build_config.h" | 7 #include "build/build_config.h" |
| 8 | 8 |
| 9 #if defined(OS_POSIX) && !defined(OS_MACOSX) && !defined(OS_SOLARIS) | 9 #if defined(OS_POSIX) && !defined(OS_MACOSX) && !defined(OS_SOLARIS) |
| 10 #include <limits.h> | 10 #include <limits.h> |
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| 52 // use the path it points at for our process title. Note that this is only for | 52 // use the path it points at for our process title. Note that this is only for |
| 53 // display purposes and has no TOCTTOU security implications. | 53 // display purposes and has no TOCTTOU security implications. |
| 54 base::FilePath target; | 54 base::FilePath target; |
| 55 base::FilePath self_exe(base::kProcSelfExe); | 55 base::FilePath self_exe(base::kProcSelfExe); |
| 56 if (base::ReadSymbolicLink(self_exe, &target)) { | 56 if (base::ReadSymbolicLink(self_exe, &target)) { |
| 57 have_argv0 = true; | 57 have_argv0 = true; |
| 58 title = target.value(); | 58 title = target.value(); |
| 59 // If the binary has since been deleted, Linux appends " (deleted)" to the | 59 // If the binary has since been deleted, Linux appends " (deleted)" to the |
| 60 // symlink target. Remove it, since this is not really part of our name. | 60 // symlink target. Remove it, since this is not really part of our name. |
| 61 const std::string kDeletedSuffix = " (deleted)"; | 61 const std::string kDeletedSuffix = " (deleted)"; |
| 62 if (base::EndsWith(title, kDeletedSuffix, true)) | 62 if (base::EndsWith(title, kDeletedSuffix, base::CompareCase::SENSITIVE)) |
| 63 title.resize(title.size() - kDeletedSuffix.size()); | 63 title.resize(title.size() - kDeletedSuffix.size()); |
| 64 | 64 |
| 65 // PR_SET_NAME is available in Linux 2.6.9 and newer. | 65 // PR_SET_NAME is available in Linux 2.6.9 and newer. |
| 66 // When available at run time, this sets the short process name that shows | 66 // When available at run time, this sets the short process name that shows |
| 67 // when the full command line is not being displayed in most process | 67 // when the full command line is not being displayed in most process |
| 68 // listings. | 68 // listings. |
| 69 prctl(PR_SET_NAME, base::FilePath(title).BaseName().value().c_str()); | 69 prctl(PR_SET_NAME, base::FilePath(title).BaseName().value().c_str()); |
| 70 } | 70 } |
| 71 #endif // defined(OS_LINUX) | 71 #endif // defined(OS_LINUX) |
| 72 | 72 |
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| 84 #else | 84 #else |
| 85 | 85 |
| 86 // All other systems (basically Windows & Mac) have no need or way to implement | 86 // All other systems (basically Windows & Mac) have no need or way to implement |
| 87 // this function. | 87 // this function. |
| 88 void SetProcessTitleFromCommandLine(const char** /* main_argv */) { | 88 void SetProcessTitleFromCommandLine(const char** /* main_argv */) { |
| 89 } | 89 } |
| 90 | 90 |
| 91 #endif | 91 #endif |
| 92 | 92 |
| 93 } // namespace content | 93 } // namespace content |
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