src/hotspot/share/utilities/ostream.cpp

rev 56268 : 8231024: Improve the debug info when the output is truncated
Reviewed-by:

*** 103,113 ****
      assert(written >= 0, "vsnprintf encoding error");
      result = buffer;
      if ((size_t)written < buflen) {
        result_len = written;
      } else {
!       DEBUG_ONLY(warning("increase O_BUFLEN in ostream.hpp -- output truncated");)
        result_len = buflen - 1;
      }
    }
    if (add_cr) {
      if (result != buffer) {
--- 103,113 ----
      assert(written >= 0, "vsnprintf encoding error");
      result = buffer;
      if ((size_t)written < buflen) {
        result_len = written;
      } else {
!       DEBUG_ONLY(warning("increase O_BUFLEN in ostream.hpp: at least %d is required -- output truncated", written + 1);)
        result_len = buflen - 1;
      }
    }
    if (add_cr) {
      if (result != buffer) {