diff options
Diffstat (limited to 'butl')
| -rw-r--r-- | butl/diagnostics | 9 | ||||
| -rw-r--r-- | butl/diagnostics.cxx | 25 |
2 files changed, 21 insertions, 13 deletions
diff --git a/butl/diagnostics b/butl/diagnostics index 694fae7..56219ce 100644 --- a/butl/diagnostics +++ b/butl/diagnostics @@ -71,14 +71,13 @@ namespace butl void append (diag_epilogue* e) const { - if (e != nullptr) + // Ignore subsequent epilogues (e.g., from nested marks, etc). + // + if (empty_) { - assert (epilogue_ == nullptr); // No multiple epilogues support. epilogue_ = e; - } - - if (empty_) empty_ = false; + } else os << "\n "; } diff --git a/butl/diagnostics.cxx b/butl/diagnostics.cxx index 4cd8515..7dc8bd0 100644 --- a/butl/diagnostics.cxx +++ b/butl/diagnostics.cxx @@ -17,14 +17,23 @@ namespace butl { if (!empty_) { - os.put ('\n'); - *diag_stream << os.str (); - diag_stream->flush (); - - empty_ = true; - - if (epilogue_ != nullptr) - epilogue_ (*this); // Can throw. + if (epilogue_ == nullptr) + { + os.put ('\n'); + *diag_stream << os.str (); + diag_stream->flush (); + + empty_ = true; + } + else + { + // Clear the epilogue in case it calls us back. + // + auto e (epilogue_); + epilogue_ = nullptr; + e (*this); // Can throw. + flush (); // Call ourselves to write the data in case it returns. + } } } |