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Don't log to a temp file and delete it, just use the API that gives us a malloc'ed string array. 

llvm-svn: 153785
This commit is contained in:
Greg Clayton 2012-03-30 23:47:35 +00:00
parent 991a08d35a
commit aec366f75b
1 changed files with 8 additions and 19 deletions
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27
lldb/source/Host/macosx/Host.mm
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@ -872,30 +872,19 @@ 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);
}
}
size_t