94456e195ad86e3da7331bc8f014eceaa35a8ecc
braney
  Fri Oct 18 16:10:47 2024 -0700
fix wigColorBy to work with linkedFeatures and on hubs

diff --git src/hg/lib/trackHub.c src/hg/lib/trackHub.c
index 532341b..c297658 100644
--- src/hg/lib/trackHub.c
+++ src/hg/lib/trackHub.c
@@ -1176,30 +1176,31 @@
 {
 struct hashEl *hel = hashLookup(settings, key);
 if (hel != NULL)
     reprefixString((char **)&hel->val, prefix);
 }
 
 static void trackDbListAddNamePrefix(struct trackDb *tdbList, char *prefix)
 /* Surgically alter tdbList so that it works as if every track was
  * renamed so as to add a prefix to it's name. */
 {
 struct trackDb *tdb;
 for (tdb = tdbList; tdb != NULL; tdb = tdb->next)
     {
     addPrefixToSetting(tdb->settingsHash, "track", prefix);
     addPrefixToSetting(tdb->settingsHash, "parent", prefix);
+    addPrefixToSetting(tdb->settingsHash, "wigColorBy", prefix);
     reprefixString(&tdb->track, prefix);
     if (tdb->table != NULL)
         reprefixString(&tdb->table, prefix);
     }
 }
 
 void trackHubAddNamePrefix(char *hubName, struct trackDb *tdbList)
 /* For a hub named "hub_1" add the prefix "hub_1_" to each track and parent field. */
 {
 char namePrefix[PATH_LEN];
 safef(namePrefix, sizeof(namePrefix), "%s_", hubName);
 trackDbListAddNamePrefix(tdbList, namePrefix);
 }
 
 char *trackHubGetHubName(char *name)