Function AbortIfError

be/src/common/init.cc:303–307

Helper method that checks the return value of a syscall passed through 'syscall_ret_val'. If it indicates an error, it writes an error message to stderr along with the error string fetched via errno and calls exit().

// 'syscall_ret_val'. If it indicates an error, it writes an error message to stderr along
// with the error string fetched via errno and calls exit().
void AbortIfError(const int syscall_ret_val, const string& msg) {
  if (syscall_ret_val == 0) return;
  cerr << Substitute("$0 Error: $1", msg, GetStrErrMsg());
  exit(1);
}

// Blocks the IMPALA_SHUTDOWN_SIGNAL signal. Should be called by the process before
// spawning any other threads to make sure it gets blocked in all threads and will only be