1a213bd0a224384e02c2efa5f2dbb9130515dc82
angie
  Fri Jun 26 17:18:55 2015 -0700
Oops, using sizeof instead of ArraySize was causing a SEGV when pasting
bogus text with more than 5 words per line into the user regions box.

diff --git src/hg/lib/userRegions.c src/hg/lib/userRegions.c
index 5a335e9..6795cd0 100644
--- src/hg/lib/userRegions.c
+++ src/hg/lib/userRegions.c
@@ -43,31 +43,31 @@
 int regionCount = 0;
 int errCount = 0;
 struct bed4 *bedList = NULL;
 struct lineFile *lf = lineFileOnString("userData", TRUE, inputString);
 char *line = NULL;
 while (lineFileNextReal(lf, &line))
     {
     char *chromName = NULL;
     int chromStart = 0;
     int chromEnd = 0;
     char *regionName = NULL;
     // Chop a copy of line so we can display line if there's an error.
     char copy[strlen(line)+1];
     safecpy(copy, sizeof(copy), line);
     char *words[5];
-    int wordCount = chopByWhite(copy, words, sizeof(words));
+    int wordCount = chopByWhite(copy, words, ArraySize(words));
     boolean badFormat = FALSE;
     boolean gotError = FALSE;
     /*	might be something of the form: chrom:start-end optionalRegionName */
     if (((1 == wordCount) || (2 == wordCount)) &&
 	    hgParseChromRange(NULL, words[0], &chromName,
 		&chromStart, &chromEnd))
 	{
 	if (2 == wordCount)
 	    regionName = cloneString(words[1]);
 	}
     else if (!((3 == wordCount) || (4 == wordCount)))
 	{
 	dyStringPrintf(dyWarn, "line %d: '%s': "
                        "unrecognized format.  Please enter 3- or 4-column BED or "
                        "a chr:start-end position range optionally followed by a name.\n",