b8bb43a0fc0611affa6ec2ba9696d362b5ef578e
max
  Tue Jan 28 10:17:17 2014 -0800
small changes after code review, refs #12570
diff --git src/hg/lib/wigDataStream.c src/hg/lib/wigDataStream.c
index 392a022..df5521f 100644
--- src/hg/lib/wigDataStream.c
+++ src/hg/lib/wigDataStream.c
@@ -321,31 +321,31 @@
 AllocVar(bed);
 bed->chrom = cloneString(chrom);
 bed->chromStart = start;
 bed->chromEnd = end;
 safef(name, sizeof(name), "%s.%u",
     chrom, lineCount);
 bed->name = cloneString(name);
 return bed;
 }
 
 static void closeWibFile(struct wiggleDataStream *wds)
 /*	if there is a Wib file open, close it	*/
 {
 if (wds->wibFH > 0)
     udcFileClose(&wds->wibFH);
-wds->wibFH = (struct udcFile*)-1;
+wds->wibFH = (struct udcFile*)NULL;
 if (wds->wibFile)
     freez(&wds->wibFile);
 }
 
 static void closeWigConn(struct wiggleDataStream *wds)
 {
 lineFileClose(&wds->lf);
 closeWibFile(wds);	/*	closes only if it is open	*/
 if (wds->conn)
     {
     sqlFreeResult(&wds->sr);
     hFreeConn(&wds->conn);
     }
 if (wds->sqlConstraint)
     freez(&wds->sqlConstraint);	/*	always reconstructed at open time */
@@ -2247,31 +2247,31 @@
     freez(wds);
     }
 }
 
 struct wiggleDataStream *wiggleDataStreamNew()
 {
 struct wiggleDataStream *wdstream;
 
 AllocVar(wdstream);
 /*	everything is zero which is good since that is NULL for all the
  *	strings and lists.  A few items should have some initial values
  *	which are not necessarily NULL
  */
 wdstream->isFile = FALSE;
 wdstream->useDataConstraint = FALSE;
-wdstream->wibFH = (struct udcFile*)-1;
+wdstream->wibFH = (struct udcFile*)NULL;
 wdstream->limit_0 = -1 * INFINITY;
 wdstream->limit_1 = INFINITY;
 wdstream->wigCmpSwitch = wigNoOp_e;
 wdstream->freeConstraints = freeConstraints;
 wdstream->freeAscii = freeAscii;
 wdstream->freeBed = freeBed;
 wdstream->freeStats = freeStats;
 wdstream->freeArray = freeArray;
 wdstream->setMaxOutput = setMaxOutput;
 wdstream->setPositionConstraint = setPositionConstraint;
 wdstream->setChromConstraint = setChromConstraint;
 wdstream->setSpanConstraint = setSpanConstraint;
 wdstream->setDataConstraint = setDataConstraint;
 wdstream->bedOut = bedOut;
 wdstream->statsOut = statsOut;