diff options
| -rw-r--r-- | src/libutil/util.cc | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/libutil/util.cc b/src/libutil/util.cc index c79ce1041..32c8fce9a 100644 --- a/src/libutil/util.cc +++ b/src/libutil/util.cc @@ -482,7 +482,16 @@ void printMsg_(Verbosity level, const format & f) else if (logType == ltEscapes && level != lvlInfo) prefix = "\033[" + escVerbosity(level) + "s"; string s = (format("%1%%2%\n") % prefix % f.str()).str(); - writeToStderr((const unsigned char *) s.c_str(), s.size()); + try { + writeToStderr((const unsigned char *) s.c_str(), s.size()); + } catch (SysError & e) { + /* Ignore failing writes to stderr if we're in an exception + handler, otherwise throw an exception. We need to ignore + write errors in exception handlers to ensure that cleanup + code runs to completion if the other side of stderr has + been closed unexpectedly. */ + if (!std::uncaught_exception()) throw; + } } |