wrapper for dbl to file

dumpRecords.c

+/* dumpRecords is a wrapper function for dbl 
+   it is required because of the changed syntax of dbl in R3.14.
+ */
+
+#include <epicsVersion.h>
+#include <stddef.h>
+
+#ifdef BASE_VERSION
+/* This is R3.13 */
+long dbl(char *precordTypename, char *filename, char *fields);
+
+int dumpRecords(char* file, char* fields)
+{
+    return dbl(0L, file, fields);
+} 
+
+#else
+/* This is R3.14 */
+#include <string.h>
+#include <dbTest.h>
+#include <epicsStdio.h>
+
+int dumpRecords(char* file, char* fields)
+{
+    FILE* oldStdout;
+    FILE* newStdout;
+    
+    newStdout = fopen(file, "w");
+    if (!newStdout)
+    {
+        fprintf (stderr, "Can't open %s for writing: %s\n",
+            file, strerror(errno));
+        return errno;
+    }
+    oldStdout = epicsGetThreadStdout();
+    epicsSetThreadStdout(newStdout);
+    dbl(0L, fields);
+    fclose(newStdout);
+    epicsSetThreadStdout(oldStdout);
+    return OK;
+} 
+
+#endif