8cc7dee111a52eed9f6e65a01e67730af13b43b4
braney
  Thu Jun 6 15:30:22 2019 -0700
ongoing work on trackDb caching in shared memory

diff --git src/hg/inc/trackDb.h src/hg/inc/trackDb.h
index c163803..9135ad7 100644
--- src/hg/inc/trackDb.h
+++ src/hg/inc/trackDb.h
@@ -694,22 +694,22 @@
  * or a  tab-separated or tagStorm file with a foreign key specified by the "meta" tag.
  */
 
 char *trackDbViewSetting(struct trackDb *tdb, char *name);
 /* Return view setting from tdb, but *not* any of it's parents. */
 
 struct trackDb *lmCloneTdb(struct lm *lm, struct trackDb *tdb, struct trackDb *parent, struct hash *superHash);
 /* clone a single tdb structure.  Will clone its children if it has any */
 
 struct trackDb *lmCloneTdbList(struct lm *lm, struct trackDb *list, struct trackDb *parent, struct hash *superHash);
 /* clone a list of tdb structures. */
 
 struct trackDb *lmCloneSuper(struct lm *lm, struct trackDb *tdb, struct hash *superHash);
 /* clone a super track tdb structure. */
 
-struct trackDb *cloneTdbListToSharedMem(struct trackDb *list, unsigned long size);
+void trackDbCloneTdbListToSharedMem(char *db, struct trackDb *list, unsigned long size);
 /* Allocate shared memory and clone trackDb list into it. */
 
-struct trackDb *mapSharedMemTrackDb(char *file, unsigned long address, unsigned long size);
-/* Use a hunk of shared memory as our trackDb list. */
+struct trackDb *trackDbCache(char *db);
+/* Check to see if this db has a cached trackDb. */
 #endif /* TRACKDB_H */