ignore SIGPIPE (like SIGCHLD)

core/AmConfig.cpp

@@ -94,6 +94,7 @@ vector <string> AmConfig::CodecOrder;
 Dtmf::InbandDetectorType 
 AmConfig::DefaultDTMFDetector     = Dtmf::SEMSInternal;
 bool AmConfig::IgnoreSIGCHLD      = true;
+bool AmConfig::IgnoreSIGPIPE      = true;
 
 int AmConfig::setSIPPort(const string& port) 
 {

core/AmConfig.h

@@ -145,6 +145,8 @@ struct AmConfig
 
   static bool IgnoreSIGCHLD;
 
+  static bool IgnoreSIGPIPE;
+
   static bool LogSessions;
 
   static bool LogEvents;

core/sems.cpp

@@ -207,6 +207,10 @@ static void signal_handler(int sig)
     return;
   }
 
+  if (sig == SIGPIPE && AmConfig::IgnoreSIGPIPE) {
+    return;
+  }
+
   if (main_pid == getpid()) {
     if(!is_shutting_down.get()) {
       is_shutting_down.set(true);