Index: trunk/ippTools/share/Makefile.am
===================================================================
--- trunk/ippTools/share/Makefile.am	(revision 34798)
+++ trunk/ippTools/share/Makefile.am	(revision 34800)
@@ -393,4 +393,5 @@
 	stacktool_sassskyfile.sql \
 	stacktool_tosum.sql \
+	stacktool_tobkg.sql \
 	stacktool_tosummary.sql \
 	stacktool_addsummary.sql \
Index: trunk/ippTools/share/stacktool_inputskyfile.sql
===================================================================
--- trunk/ippTools/share/stacktool_inputskyfile.sql	(revision 34798)
+++ trunk/ippTools/share/stacktool_inputskyfile.sql	(revision 34800)
@@ -4,4 +4,5 @@
     rawExp.exp_id,
     rawExp.exp_name,
+    rawExp.exp_time,
     rawExp.object,
     rawExp.dateobs,
Index: trunk/ippTools/share/stacktool_tobkg.sql
===================================================================
--- trunk/ippTools/share/stacktool_tobkg.sql	(revision 34800)
+++ trunk/ippTools/share/stacktool_tobkg.sql	(revision 34800)
@@ -0,0 +1,29 @@
+SELECT
+    stackRun.stack_id,
+    stackRun.tess_id,
+    stackRun.skycell_id,
+    stackRun.workdir,
+    stackRun.reduction,
+    stackRun.label,
+    stackRun.state,
+    stackSumSkyfile.path_base,
+    rawExp.camera,
+    IFNULL(Label.priority, 10000) AS priority
+FROM stackRun
+JOIN stackInputSkyfile USING(stack_id)
+JOIN warpRun USING(warp_id)
+JOIN warpSkyfile USING(warp_id,skycell_id)
+JOIN fakeRun USING(fake_id)
+JOIN camRun USING(cam_id)
+JOIN chipRun USING(chip_id)
+JOIN rawExp USING(exp_id)
+LEFT JOIN stackSumSkyfile USING(stack_id)
+LEFT JOIN Label ON Label.label = stackRun.label
+WHERE
+    ((stackRun.state = 'full' AND stackSumSkyfile.fault = 0 AND stackSumSkyfile.quality = 0 AND stackSumSkyfile.background_model != 1))
+    AND (Label.active OR Label.active IS NULL)
+    -- WHERE hook %s
+GROUP BY stack_id
+HAVING (SUM(IF(warpRun.state = 'full', 1, 0)) = COUNT(stackInputSkyfile.warp_id) AND
+        SUM(IF(warpSkyfile.background_model = 1, 1, 0)) = COUNT(stackInputSkyfile.warp_id))
+
Index: trunk/ippTools/src/stacktool.c
===================================================================
--- trunk/ippTools/src/stacktool.c	(revision 34798)
+++ trunk/ippTools/src/stacktool.c	(revision 34800)
@@ -37,4 +37,5 @@
 static bool inputskyfileMode(pxConfig *config);
 static bool tosumMode(pxConfig *config);
+static bool tobkgMode(pxConfig *config);
 static bool addsumskyfileMode(pxConfig *config);
 static bool sumskyfileMode(pxConfig *config);
@@ -76,4 +77,5 @@
         MODECASE(STACKTOOL_MODE_INPUTSKYFILE,          inputskyfileMode);
         MODECASE(STACKTOOL_MODE_TOSUM,                 tosumMode);
+	MODECASE(STACKTOOL_MODE_TOBKG,                 tobkgMode);
         MODECASE(STACKTOOL_MODE_ADDSUMSKYFILE,         addsumskyfileMode);
         MODECASE(STACKTOOL_MODE_SUMSKYFILE,            sumskyfileMode);
@@ -952,4 +954,79 @@
         // negative simple so the default is true
         if (!ippdbPrintMetadatas(stdout, output, "stackSumSkyfile", !simple)) {
+            psError(PS_ERR_UNKNOWN, false, "failed to print array");
+            psFree(output);
+            return false;
+        }
+    }
+
+    psFree(output);
+
+    return true;
+}
+
+static bool tobkgMode(pxConfig *config)
+{
+    PS_ASSERT_PTR_NON_NULL(config, false);
+
+    psMetadata *where = psMetadataAlloc();
+    PXOPT_COPY_S64(config->args, where, "-stack_id", "stack_id", "==");
+    pxAddLabelSearchArgs (config, where, "-label", "stackRun.label", "==");
+
+    PXOPT_LOOKUP_U64(limit, config->args, "-limit", false, false);
+    PXOPT_LOOKUP_BOOL(simple, config->args, "-simple", false);
+
+    psString query = pxDataGet("stacktool_tobkg.sql");
+    if (!query) {
+        psError(PXTOOLS_ERR_SYS, false, "failed to retreive SQL statement");
+        return false;
+    }
+
+    psString whereClause = psStringCopy(""); // WHERE conditions to add
+    if (psListLength(where->list)) {
+        psString new = psDBGenerateWhereConditionSQL(where, NULL);
+        psStringAppend(&whereClause, "\nAND %s", new);
+        psFree(new);
+    }
+    psFree(where);
+
+    psStringAppend(&query, "\nORDER by priority DESC, stack_id");
+
+    // treat limit == 0 as "no limit"
+    if (limit) {
+        psString limitString = psDBGenerateLimitSQL(limit);
+        psStringAppend(&query, " %s", limitString);
+        psFree(limitString);
+    }
+
+    if (!p_psDBRunQueryF(config->dbh, query, whereClause)) {
+        psError(PS_ERR_UNKNOWN, false, "database error");
+        psFree(query);
+        return false;
+    }
+    psFree(query);
+
+    psArray *output = p_psDBFetchResult(config->dbh);
+    if (!output) {
+        psErrorCode err = psErrorCodeLast();
+        switch (err) {
+            case PS_ERR_DB_CLIENT:
+                psError(PXTOOLS_ERR_SYS, false, "database error");
+            case PS_ERR_DB_SERVER:
+                psError(PXTOOLS_ERR_PROG, false, "database error");
+            default:
+                psError(PXTOOLS_ERR_PROG, false, "unknown error");
+        }
+
+        return false;
+    }
+    if (!psArrayLength(output)) {
+        psTrace("stacktool", PS_LOG_INFO, "no rows found");
+        psFree(output);
+        return true;
+    }
+
+    if (psArrayLength(output)) {
+        // negative simple so the default is true
+        if (!ippdbPrintMetadatas(stdout, output, "stackBkgSkyfile", !simple)) {
             psError(PS_ERR_UNKNOWN, false, "failed to print array");
             psFree(output);
@@ -1681,12 +1758,26 @@
     PXOPT_LOOKUP_S16(fault, config->args, "-fault", true, false);
     PXOPT_LOOKUP_S16(quality, config->args, "-set_quality", false, false);
+    PXOPT_LOOKUP_S16(background_model, config->args, "-set_background_model", false, false);
 
     psMetadata *where = psMetadataAlloc();
     PXOPT_COPY_S64(config->args, where, "-stack_id",   "stack_id",   "==");
 
-    if (!pxSetFaultCode(config->dbh, "stackSumSkyfile", where, fault, quality)) {
+    if (background_model) {
+      psMetadata *values = psMetadataAlloc();
+      PXOPT_COPY_S16(config->args, values, "-set_background_model", "background_model", "==");
+      long rows = psDBUpdateRows(config->dbh,"stackSumSkyfile", where, values);
+      psFree(values);
+      if (!rows) {
+	// This maybe should rollback and error if rows != 1
+	psError(PS_ERR_UNKNOWN, true, "no rows changed");
+	return false;
+      }
+    }
+    else {    
+      if (!pxSetFaultCode(config->dbh, "stackSumSkyfile", where, fault, quality)) {
         psError(PS_ERR_UNKNOWN, false, "failed to set set fault flag");
         psFree (where);
         return false;
+      }
     }
     psFree (where);
Index: trunk/ippTools/src/stacktool.h
===================================================================
--- trunk/ippTools/src/stacktool.h	(revision 34798)
+++ trunk/ippTools/src/stacktool.h	(revision 34800)
@@ -31,4 +31,5 @@
     STACKTOOL_MODE_INPUTSKYFILE,
     STACKTOOL_MODE_TOSUM,
+    STACKTOOL_MODE_TOBKG,
     STACKTOOL_MODE_ADDSUMSKYFILE,
     STACKTOOL_MODE_SUMSKYFILE,
Index: trunk/ippTools/src/stacktoolConfig.c
===================================================================
--- trunk/ippTools/src/stacktoolConfig.c	(revision 34798)
+++ trunk/ippTools/src/stacktoolConfig.c	(revision 34800)
@@ -150,4 +150,11 @@
     psMetadataAddBool(tosumArgs, PS_LIST_TAIL, "-simple",  0,            "use the simple output format", false);
 
+    // -tobkg
+    psMetadata *tobkgArgs = psMetadataAlloc();
+    psMetadataAddS64(tobkgArgs, PS_LIST_TAIL, "-stack_id", 0,            "search by stack ID", 0);
+    psMetadataAddStr(tobkgArgs, PS_LIST_TAIL, "-label", PS_META_DUPLICATE_OK, "search by label", NULL);
+    psMetadataAddU64(tobkgArgs, PS_LIST_TAIL, "-limit",  0,            "limit result set to N items", 0);
+    psMetadataAddBool(tobkgArgs, PS_LIST_TAIL, "-simple",  0,            "use the simple output format", false);
+    
     // -addsumskyfile
     psMetadata *addsumskyfileArgs = psMetadataAlloc();
@@ -280,5 +287,6 @@
     psMetadataAddS16(updatesumskyfileArgs, PS_LIST_TAIL, "-fault", 0,            "set fault code (required)", 0);
     psMetadataAddS16(updatesumskyfileArgs, PS_LIST_TAIL, "-set_quality", 0,            "set quality", 0);
-
+    psMetadataAddS16(updatesumskyfileArgs, PS_LIST_TAIL, "-set_background_model", 0,   "set background model", 0);
+    
     // -exportrun
     psMetadata *exportrunArgs = psMetadataAlloc();
@@ -304,4 +312,5 @@
     PXOPT_ADD_MODE("-inputskyfile",    "", STACKTOOL_MODE_INPUTSKYFILE,    inputskyfileArgs);
     PXOPT_ADD_MODE("-tosum",           "", STACKTOOL_MODE_TOSUM,          tosumArgs);
+    PXOPT_ADD_MODE("-tobkg",           "", STACKTOOL_MODE_TOBKG,          tobkgArgs);
     PXOPT_ADD_MODE("-addsumskyfile",   "", STACKTOOL_MODE_ADDSUMSKYFILE,   addsumskyfileArgs);
     PXOPT_ADD_MODE("-sumskyfile",      "list results of stackRun", STACKTOOL_MODE_SUMSKYFILE,      sumskyfileArgs);
Index: trunk/ippTools/src/warptool.c
===================================================================
--- trunk/ippTools/src/warptool.c	(revision 34798)
+++ trunk/ippTools/src/warptool.c	(revision 34800)
@@ -2059,4 +2059,5 @@
         PXOPT_LOOKUP_S64(magicked, config->args, "-set_magicked", false, false);
 	PXOPT_LOOKUP_S16(quality, config->args, "-set_quality", false, false);
+
         if (magicked) {
             psStringAppend(&set_magicked_skyfile, "\n , warpSkyfile.magicked = %" PRId64, magicked);
@@ -2065,4 +2066,8 @@
 	if (quality) {
 	  psStringAppend(&set_magicked_skyfile, "\n , warpSkyfile.quality = %"PRId16, quality);
+	}
+	PXOPT_LOOKUP_S16(background_model, config->args, "-set_background_model", false, false);
+	if (background_model) {
+	  psStringAppend(&set_magicked_skyfile, "\n , warpSkyfile.background_model = %"PRId16, background_model);
 	}
     } else if (!strcmp(data_state, "cleaned") || !strcmp(data_state, "purged")) {
@@ -2125,6 +2130,22 @@
     // warp_id, skycell_id, fault are required
     PXOPT_LOOKUP_STR(state, config->args, "-set_state", false, false);
-
-    if (!state) {
+    PXOPT_LOOKUP_S16(background_model, config->args, "-set_background_model", false, false);
+    if (background_model) {
+      // CZW 2012-12-06: I'm unclear why we don't use this form for all updates?
+      psMetadata *where = psMetadataAlloc();
+      psMetadata *values = psMetadataAlloc();
+      PXOPT_COPY_S64(config->args, where, "-warp_id", "warp_id", "==");
+      PXOPT_COPY_STR(config->args, where, "-skycell_id", "skycell_id", "==");
+      PXOPT_COPY_S16(config->args, values, "-set_background_model", "background_model", "==");
+      long rows = psDBUpdateRows(config->dbh,"warpSkyfile", where, values);
+      psFree(values);
+      psFree(where);
+      if (!rows) {
+	// This maybe should rollback and error if rows != 1
+	psError(PS_ERR_UNKNOWN, true, "no rows changed");
+	return false;
+      }
+    }
+    else if (!state) {
       psMetadata *where = psMetadataAlloc();
       PXOPT_COPY_S64(config->args, where, "-warp_id", "warp_id", "==");
Index: trunk/ippTools/src/warptoolConfig.c
===================================================================
--- trunk/ippTools/src/warptoolConfig.c	(revision 34798)
+++ trunk/ippTools/src/warptoolConfig.c	(revision 34800)
@@ -410,5 +410,5 @@
     psMetadataAddS16(updateskyfileArgs, PS_LIST_TAIL, "-set_quality",  0,"new quality value", 0);
     psMetadataAddStr(updateskyfileArgs, PS_LIST_TAIL, "-set_state", 0,   "set state", 0);
-
+    psMetadataAddS16(updateskyfileArgs, PS_LIST_TAIL, "-set_background_model", 0, "set the background_model value", 0);
     // -exportrun
     psMetadata *exportrunArgs = psMetadataAlloc();
