Index: trunk/ppImage/src/ppImagePhotom.c
===================================================================
--- trunk/ppImage/src/ppImagePhotom.c	(revision 13838)
+++ trunk/ppImage/src/ppImagePhotom.c	(revision 13901)
@@ -17,6 +17,6 @@
     pmFPAfile *input = psMetadataLookupPtr (&status, config->files, "PSPHOT.INPUT");
     if (!status) {
-	psError(PSPHOT_ERR_CONFIG, false, "PSPHOT.INPUT I/O file is not defined");
-	return false;
+        psError(PSPHOT_ERR_CONFIG, false, "PSPHOT.INPUT I/O file is not defined");
+        return false;
     }
 
@@ -28,20 +28,20 @@
     // iterate over the cells and readout for this chip
     while ((cell = pmFPAviewNextCell (view, input->fpa, 1)) != NULL) {
-	psLogMsg ("ppImagePhotom", 4, "Cell %d: %x %x\n", view->cell, cell->file_exists, cell->process);
-	if (! cell->process || ! cell->file_exists) { continue; }
+        psLogMsg ("ppImagePhotom", 4, "Cell %d: %x %x\n", view->cell, cell->file_exists, cell->process);
+        if (! cell->process || ! cell->file_exists) { continue; }
 
-	// process each of the readouts
-	while ((readout = pmFPAviewNextReadout (view, input->fpa, 1)) != NULL) {
-	    if (! readout->data_exists) { continue; }
+        // process each of the readouts
+        while ((readout = pmFPAviewNextReadout (view, input->fpa, 1)) != NULL) {
+            if (! readout->data_exists) { continue; }
 
-	    // run the actual photometry analysis
-	    if (!psphotReadout (config, view)) {
-		psError(psErrorCodeLast(), false, "failure in psphotReadout for chip %d, cell %d, readout %d\n", view->chip, view->cell, view->readout);
-		return false;
-	    }
-	}
+            // run the actual photometry analysis
+            if (!psphotReadout (config, view)) {
+                psError(psErrorCodeLast(), false, "failure in psphotReadout for chip %d, cell %d, readout %d\n", view->chip, view->cell, view->readout);
+                return false;
+            }
+        }
     }
 
-    // the PSPHOT.INPUT file is a temporary file used to carry PPIMAGE.OUTPUT.CHIP to psphotReadout
+    // the PSPHOT.INPUT file is a temporary file used to carry PPIMAGE.CHIP to psphotReadout
     // XXX not sure that this is needed...
     pmFPAfileActivate (config->files, false, "PSPHOT.INPUT");