SignalHandler: report signal number if sigaddset fails

2020-08-01 14:21:51 +02:00 · 2020-08-01 14:21:51 +02:00 · 311cb6e02a
commit 311cb6e02a
parent 12a20a52b0
1 changed files with 2 additions and 1 deletions
--- a/include/sgnl/SignalHandler.h
+++ b/include/sgnl/SignalHandler.h
@ -42,7 +42,8 @@ public:

    for( int signum : signals )
      if( sigaddset(&this->set_, signum) != 0 )
-        throw SignalHandlerException("sigaddset error");
+        throw SignalHandlerException(
+            "sigaddset: invalid signal " + std::to_string(signum));

    int s = pthread_sigmask(SIG_BLOCK, &this->set_, nullptr);
    if( s != 0 )