fix: split off subThreadSleep to its own C file

This fixes a build error with older base releases.

test/validate/Makefile

@@ -76,6 +76,7 @@ DBD += seqSoftIoc.dbd
 seqSoftIoc_DBD += base.dbd
 seqSoftIoc_DBD += testSupport.dbd
 
+seqSoftIoc_SRCS += subThreadSleep.c
 seqSoftIoc_SRCS += seqSoftIoc_registerRecordDeviceDriver.cpp
 
 ifeq '$(EPICS_HAS_UNIT_TEST)' '1'

test/validate/subThreadSleep.c

+/*************************************************************************\
+Copyright (c) 2010-2012 Helmholtz-Zentrum Berlin f. Materialien
+                        und Energie GmbH, Germany (HZB)
+This file is distributed subject to a Software License Agreement found
+in the file LICENSE that is included with this distribution.
+\*************************************************************************/
+#include "epicsThread.h"
+#include "subRecord.h"
+#include "registryFunction.h"
+#include "epicsExport.h"
+
+long subThreadSleep(struct subRecord *psub)
+{
+    epicsThreadSleep(1);
+    psub->val += 1.0;
+    return 0;
+}
+epicsRegisterFunction(subThreadSleep);

test/validate/testSupport.c

@@ -60,15 +60,3 @@ void seq_test_done(void)
     epicsAtThreadExit(seq_test_at_thread_exit, 0);
 #endif
 }
-
-#include "subRecord.h"
-#include "registryFunction.h"
-#include "epicsExport.h"
-
-long subThreadSleep(struct subRecord *psub)
-{
-    epicsThreadSleep(1);
-    psub->val += 1.0;
-    return 0;
-}
-epicsRegisterFunction(subThreadSleep);