0ead254c2c73349eb7783877c5fc8a7fce94b233
jcasper
  Fri Jul 13 12:31:11 2018 -0700
Making errAbort messages more explicit about being errors,
following feedback from a user who didn't realize their partial
output file was not a successful result (and didn't understand why
it wasn't loading).  No ticket.

diff --git src/utils/bedGraphToBigWig/bedGraphToBigWig.c src/utils/bedGraphToBigWig/bedGraphToBigWig.c
index 6179af5..097476b 100644
--- src/utils/bedGraphToBigWig/bedGraphToBigWig.c
+++ src/utils/bedGraphToBigWig/bedGraphToBigWig.c
@@ -153,54 +153,54 @@
 	    mustWrite(f, stream->string, stream->stringSize);
 
 
 	/* If at end of input we are done. */
 	if (rowSize == 0)
 	    break;
 
 	/* Set up for next section. */
 	itemIx = 0;
 
 	if (!sameChrom)
 	    {
 	    usage = usage->next;
 	    assert(usage != NULL);
             if (!sameString(row[0], usage->name))
-                errAbort("read %s, expecting %s on line %d in file %s\n", 
+                errAbort("Error - read %s, expecting %s on line %d in file %s\n", 
                     row[0], usage->name, lf->lineIx, lf->fileName);
 	    assert(sameString(row[0], usage->name));
 	    lastB = NULL;
 	    for (resTry = 0; resTry < resTryCount; ++resTry)
 		resEnds[resTry] = 0;
 	    }
 	}
 
     /* Parse out input. */
     lineFileExpectWords(lf, 4, rowSize);
     bits32 start = lineFileNeedNum(lf, row, 1);
     bits32 end = lineFileNeedNum(lf, row, 2);
     float val = lineFileNeedDouble(lf, row, 3);
 
     /* Verify that inputs meets our assumption - that it is a sorted bedGraph file. */
     if (start > end)
-        errAbort("Start (%u) after end (%u) line %d of %s", start, end, lf->lineIx, lf->fileName);
+        errAbort("Error - start (%u) after end (%u) line %d of %s", start, end, lf->lineIx, lf->fileName);
     if (lastB != NULL)
         {
 	if (lastB->start > start)
-	    errAbort("BedGraph not sorted on start line %d of %s", lf->lineIx, lf->fileName);
+	    errAbort("Error - bedGraph not sorted on start line %d of %s", lf->lineIx, lf->fileName);
 	if (lastB->end > start)
-	    errAbort("Overlapping regions in bedGraph line %d of %s", lf->lineIx, lf->fileName);
+	    errAbort("Error - overlapping regions in bedGraph line %d of %s", lf->lineIx, lf->fileName);
 	}
 
 
     /* Do zoom counting. */
     for (resTry = 0; resTry < resTryCount; ++resTry)
         {
 	bits32 resEnd = resEnds[resTry];
 	if (start >= resEnd)
 	    {
 	    resSizes[resTry] += 1;
 	    resEnds[resTry] = resEnd = start + resScales[resTry];
 	    }
 	while (end > resEnd)
 	    {
 	    resSizes[resTry] += 1;