Experimenting

test/ioc/st.cmd

@@ -6,3 +6,5 @@ iocInit()
 
 # Initialize the waveform record
 dbpf("MEPICSCA:TEST:WAVEFORM", "ABC")
+
+echo "IOC running"

test/m_epics_ca_test.cxx

@@ -44,13 +44,8 @@ class IocProcess {
         _pid = fork();
 
         if (_pid == 0) {
-            int devnull = open("/dev/null", O_RDWR);
 
-            dup2(devnull, STDIN_FILENO);
-            dup2(devnull, STDOUT_FILENO);
-            dup2(devnull, STDERR_FILENO);
-
-            close(devnull);
+            fprintf(stderr, "Starting IOC with PID %d\n", getpid());
 
             execl(path.c_str(), path.c_str(), (char *)NULL);
             perror("execl failed");