| 24 | } |
| 25 | |
| 26 | AtomicFile::AtomicFile(String path, int mode) : m_Path(std::move(path)) |
| 27 | { |
| 28 | m_TempFilename = m_Path + ".tmp.XXXXXX"; |
| 29 | |
| 30 | #ifdef _WIN32 |
| 31 | m_Fd = Utility::MksTemp(&m_TempFilename[0]); |
| 32 | #else /* _WIN32 */ |
| 33 | m_Fd = mkstemp(&m_TempFilename[0]); |
| 34 | #endif /* _WIN32 */ |
| 35 | |
| 36 | if (m_Fd < 0) { |
| 37 | auto error (errno); |
| 38 | |
| 39 | BOOST_THROW_EXCEPTION(posix_error() |
| 40 | << boost::errinfo_api_function("mkstemp") |
| 41 | << boost::errinfo_errno(error) |
| 42 | << boost::errinfo_file_name(m_TempFilename)); |
| 43 | } |
| 44 | |
| 45 | try { |
| 46 | exceptions(failbit | badbit); |
| 47 | |
| 48 | open(boost::iostreams::file_descriptor( |
| 49 | m_Fd, |
| 50 | // Rationale: https://github.com/boostorg/iostreams/issues/152 |
| 51 | boost::iostreams::never_close_handle |
| 52 | )); |
| 53 | |
| 54 | if (chmod(m_TempFilename.CStr(), mode) < 0) { |
| 55 | auto error (errno); |
| 56 | |
| 57 | BOOST_THROW_EXCEPTION(posix_error() |
| 58 | << boost::errinfo_api_function("chmod") |
| 59 | << boost::errinfo_errno(error) |
| 60 | << boost::errinfo_file_name(m_TempFilename)); |
| 61 | } |
| 62 | } catch (...) { |
| 63 | if (is_open()) { |
| 64 | close(); |
| 65 | } |
| 66 | |
| 67 | (void)::close(m_Fd); |
| 68 | (void)unlink(m_TempFilename.CStr()); |
| 69 | throw; |
| 70 | } |
| 71 | } |
| 72 | |
| 73 | AtomicFile::~AtomicFile() |
| 74 | { |
nothing calls this directly
no test coverage detected