src/hg/lib/customFactory.c 1.102

Index: src/hg/lib/customFactory.c
===================================================================
RCS file: /projects/compbio/cvsroot/kent/src/hg/lib/customFactory.c,v
retrieving revision 1.101
retrieving revision 1.102
diff -b -B -U 4 -r1.101 -r1.102
--- src/hg/lib/customFactory.c	18 Aug 2009 22:31:14 -0000	1.101
+++ src/hg/lib/customFactory.c	19 Aug 2009 06:02:57 -0000	1.102
@@ -1,8 +1,9 @@
 /* customFactory - a polymorphic object for handling
  * creating various types of custom tracks. */
 
 #include "common.h"
+#include "errCatch.h"
 #include "hash.h"
 #include "linefile.h"
 #include "portable.h"
 #include "obscure.h"
@@ -1674,15 +1675,20 @@
     }
 
 if ((val = hashFindVal(hash, "htmlUrl")) != NULL)
     {
+    /* adding error trapping because various net.c functions can errAbort */
+    struct errCatch *errCatch = errCatchNew();
+    if (errCatchStart(errCatch))
+	{
     struct dyString *ds = NULL;
     int sd = netUrlOpen(val);
     if (sd >= 0)
         {
 	char *newUrl = NULL;
 	int newSd = 0;
-        if (netSkipHttpHeaderLinesHandlingRedirect(sd, val, &newSd, &newUrl)) /* redirect can modify the url */
+	    if (netSkipHttpHeaderLinesHandlingRedirect(sd, val, &newSd, &newUrl)) 
+		/* redirect can modify the url */
 	    {
 	    if (newUrl)
 		{
 		freeMem(newUrl);
@@ -1693,9 +1699,16 @@
 	    track->tdb->html = dyStringCannibalize(&ds);
 	    }
         }
     }
+    errCatchEnd(errCatch);
+    if (errCatch->gotError)
+	warn(errCatch->message->string);
+    errCatchFree(&errCatch);
+    }
+
 tdb->url = hashFindVal(hash, "url");
+
 if ((val = hashFindVal(hash, "visibility")) != NULL)
     {
     if (isdigit(val[0]))
 	{