533112afe2a2005e80cdb1f82904ea65032d4302
braney
  Sat Oct 2 11:37:34 2021 -0700
split hg/lib into two separate libaries, one only used by the cgis

diff --git src/hg/lib/cartRewrite.c src/hg/lib/cartRewrite.c
deleted file mode 100644
index 3bd647a..0000000
--- src/hg/lib/cartRewrite.c
+++ /dev/null
@@ -1,75 +0,0 @@
-/* cartRewrite -- routines to enable cart rewrites. Carts and trackDbs
- * have a version number and this code knows how to make the cart compatble
- * with trackDb. */
-
-/* Copyright (C) 2021 The Regents of the University of California 
- * See README in this or parent directory for licensing information. */
-
-#include "common.h"
-#include "cart.h"
-#include "hgConfig.h"
-
-void cartEdit0(struct cart *cart);
-void cartEdit1(struct cart *cart);
-
-struct cartRewrite
-{
-void (*func)(struct cart *cart);
-};
-
-// Here's the list of cart rewrite functions
-static struct cartRewrite cartRewrites[] =
-{
-{ cartEdit0},
-{ cartEdit1},
-};
-
-void cartRewrite(struct cart *cart, unsigned trackDbCartVersion, unsigned cartVersion)
-/* Rewrite the cart to update it to expectations of trackDb. */
-{
-if (sameString(cfgOptionDefault("cartVersion", "off"), "off"))
-    return;
-
-// call the rewrite functions to bring us up to the trackDb cart version
-for(; cartVersion < trackDbCartVersion; cartVersion++)
-    {
-    // if we don't have a rewrite for this increment, bail out
-    // with a warning in the error_log
-    if (cartVersion >= ArraySize(cartRewrites))
-        {
-        fprintf(stderr,"CartRewriteError: do not have cart rewrite rules to bring it up to version %d requested by trackDb. Reached level %d\n", trackDbCartVersion, cartVersion);
-        break;
-        }
-    (cartRewrites[cartVersion].func)(cart);
-    }
-
-cartSetVersion(cart, cartVersion);
-}
-
-void cartTurnOnSuper(struct cart *cart, char **trackNames, unsigned numTracks, char *superTrackName)
-/* Turn on a supertrack if any of the subtracks are not hidden.  ASSUMES ALL TRACKS ARE HIDDEN
- * by default.
- */
-{
-boolean cartTurnOnSuper = FALSE;
-int ii;
-
-// go through all the tracks moved into the supertrack
-for(ii = 0; ii < numTracks; ii++)
-    {
-    char *vis = cartOptionalString(cart, trackNames[ii]);
-
-    if (vis)
-        {
-        if (differentString(vis, "hide"))
-            {
-            // Turn on the super track since one of its subtracks was visible before
-            cartTurnOnSuper = TRUE;
-            break;
-            }
-        }
-    }
-
-if (cartTurnOnSuper)
-    cartSetString(cart, superTrackName, "show");
-}