Add space to the message printed by errMessage()

modules/libcom/src/error/errlog.h

@@ -73,6 +73,8 @@ LIBCOM_API extern int errVerbose;
  * the status symbol and string values, and the name of the task which invoked errMessage.
  * It also prints the name of the source file and the line number from which the call was issued.
  *
+ * The message to print should not include a newline as one is added implicitly.
+ *
  * The status code used for the 1st argument is:
  * - 0: Find latest vxWorks or Unix error (errno value).
  * - -1: Don't report status.
@@ -82,7 +84,7 @@ LIBCOM_API extern int errVerbose;
  * \param PM The message to print
  */
 #define errMessage(S, PM) \
-     errPrintf(S, __FILE__, __LINE__, "%s", PM)
+     errPrintf(S, __FILE__, __LINE__, " %s\n", PM)
 
 /** epicsPrintf is an old name for errlog routines */
 #define epicsPrintf errlogPrintf