errlog in tests

Take eltc(0) out of testPlan() and explicitly add it to those tests
that should suppress expected errlog output.

src/libCom/misc/epicsUnitTest.c

@@ -65,7 +65,6 @@ void testPlan(int plan) {
     planned = plan;
     tested = passed = failed = skipped = bonus = 0;
     todo = NULL;
-    eltc(0);    /* Silence errlog output */
     if (plan) printf("1..%d\n", plan);
     epicsMutexUnlock(testLock);
 }

src/libCom/test/epicsThreadOnceTest.c

@@ -9,6 +9,7 @@
 #include <stdio.h>
 #include <string.h>
 
+#include "errlog.h"
 #include "epicsEvent.h"
 #include "epicsExit.h"
 #include "epicsMutex.h"
@@ -102,7 +103,7 @@ MAIN(epicsThreadOnceTest)
     testOk(doneCount == NUM_ONCE_THREADS, "doneCount = %d", doneCount);
     testDiag("init was run by %s", initBy);
 
-    testDiag("Expecting thread recurse to suspend:");
+    eltc(0);
     tid = epicsThreadCreate("recurse", epicsThreadPriorityMedium,
             epicsThreadGetStackSize(epicsThreadStackSmall),
             recurseThread, 0);
@@ -111,5 +112,6 @@ MAIN(epicsThreadOnceTest)
     } while (!epicsThreadIsSuspended(tid));
     testPass("Recursive epicsThreadOnce() detected");
 
+    eltc(1);
     return testDone();
 }

src/libCom/test/macEnvExpandTest.c

@@ -21,15 +21,11 @@
 #include "epicsUnitTest.h"
 #include "testMain.h"
 
-int warn;
-
 static void check(const char *str, const char *expect)
 {
     char *got = macEnvExpand(str);
     int pass = -1;
 
-    if (expect == NULL) ++warn;
-
     if (expect && !got) {
         testDiag("Got NULL, expected \"%s\".\n", expect);
         pass = 0;
@@ -47,7 +43,7 @@ static void check(const char *str, const char *expect)
 
 MAIN(macEnvExpandTest)
 {
-    warn = 0;
+    eltc(0);
     testPlan(71);
 
     check("FOO", "FOO");
@@ -158,6 +154,6 @@ MAIN(macEnvExpandTest)
     check("${FOO=$(BAR),BAR=$(FOO)}", NULL);
     
     errlogFlush();
-    testDiag("%d warning messages from macLib were expected above.\n", warn);
+    eltc(1);
     return testDone();
 }

src/libCom/test/taskwdTest.c

@@ -13,6 +13,7 @@
 #include <stdio.h>
 
 #include "taskwd.h"
+#include "errlog.h"
 #include "epicsThread.h"
 #include "epicsUnitTest.h"
 #include "testMain.h"
@@ -66,6 +67,7 @@ void testTask2(void *arg)
 
 MAIN(taskwdTest)
 {
+    eltc(0);
     testPlan(8);
 
     taskwdInit();
@@ -87,6 +89,7 @@ MAIN(taskwdTest)
     taskwdMonitorDel(&monFuncs, NULL);
     taskwdAnyRemove(NULL);
 
+    eltc(1);
     return testDone();
 }