Method PrintBacktrace

jalib/jassert.cpp:203–232

}

void
jassert_internal::JAssert::PrintBacktrace()
{
  void *buffer[BT_SIZE];
  int nptrs = backtrace(buffer, BT_SIZE);

  Print("    Backtrace:\n");
  char buf[1024];

  for (int i = 1; i < nptrs; i++) {
    Dl_info info;
    ss << "        " << i << ' ' ;
    if (dladdr1(buffer[i], &info, NULL, 0)) {
      buf[0] = '\0';
      if (info.dli_sname) {
        // int status;
        // size_t buflen = sizeof(buf);
        // char *demangled =
        //   abi::__cxa_demangle(info.dli_sname, buf, &buflen, &status);
        // if (status != 0) {
        //   strncpy(buf, info.dli_sname, sizeof(buf) - 1);
        // }
        strncpy(buf, info.dli_sname, sizeof(buf) - 1);
      }

      ss << (buf[0] ? buf : "") << " in " << info.dli_fname << " ";
    }
    ss << XToHexString(buffer[i]) << "\n";
	}
}

// This routine is called when JASSERT triggers.  Something failed.
// DOES (for further diagnosis):  cp /proc/self/maps $DMTCP_TMPDIR/proc-maps