diff options
| -rw-r--r-- | lldb/source/Host/macosx/Host.mm | 27 |
1 files changed, 8 insertions, 19 deletions
diff --git a/lldb/source/Host/macosx/Host.mm b/lldb/source/Host/macosx/Host.mm index 6514489b43f..9897786bea4 100644 --- a/lldb/source/Host/macosx/Host.mm +++ b/lldb/source/Host/macosx/Host.mm @@ -872,29 +872,18 @@ Host::OpenFileInExternalEditor (const FileSpec &file_spec, uint32_t line_no) void Host::Backtrace (Stream &strm, uint32_t max_frames) { - char backtrace_path[] = "/tmp/lldb-backtrace-tmp-XXXXXX"; - int backtrace_fd = ::mkstemp (backtrace_path); - if (backtrace_fd != -1) + if (max_frames > 0) { std::vector<void *> frame_buffer (max_frames, NULL); - int count = ::backtrace (&frame_buffer[0], frame_buffer.size()); - ::backtrace_symbols_fd (&frame_buffer[0], count, backtrace_fd); - - const off_t buffer_size = ::lseek(backtrace_fd, 0, SEEK_CUR); - - if (::lseek(backtrace_fd, 0, SEEK_SET) == 0) + int num_frames = ::backtrace (&frame_buffer[0], frame_buffer.size()); + char** strs = ::backtrace_symbols (&frame_buffer[0], num_frames); + if (strs) { - char *buffer = (char *)::malloc (buffer_size); - if (buffer) - { - ssize_t bytes_read = ::read (backtrace_fd, buffer, buffer_size); - if (bytes_read > 0) - strm.Write(buffer, bytes_read); - ::free (buffer); - } + // Start at 1 to skip the "Host::Backtrace" frame + for (int i = 1; i < num_frames; ++i) + strm.Printf("%s\n", strs[i]); + ::free (strs); } - ::close (backtrace_fd); - ::unlink (backtrace_path); } } |
