Index: trunk/psastro/src/psastroAnalysis.c
===================================================================
--- trunk/psastro/src/psastroAnalysis.c	(revision 17675)
+++ trunk/psastro/src/psastroAnalysis.c	(revision 17786)
@@ -12,11 +12,11 @@
     psMetadata *recipe  = psMetadataLookupPtr (&status, config->recipes, PSASTRO_RECIPE);
     if (!recipe) {
-	psError(PSASTRO_ERR_CONFIG, true, "Can't find PSASTRO recipe");
-	return false;
+        psError(PSASTRO_ERR_CONFIG, true, "Can't find PSASTRO recipe");
+        return false;
     }
 
     if (!psastroUseModel (config, recipe)) {
-	psError (PSASTRO_ERR_UNKNOWN, false, "failed to set model astrometry\n");
-	return false;
+        psError (PSASTRO_ERR_UNKNOWN, false, "failed to set model astrometry\n");
+        return false;
     }
 
@@ -24,10 +24,10 @@
     // apply the initial guess
     if (!psastroAstromGuess (&nStars, config)) {
-	psError (PSASTRO_ERR_UNKNOWN, false, "failed to determine initial astrometry guess\n");
-	return false;
+        psError (PSASTRO_ERR_UNKNOWN, false, "failed to determine initial astrometry guess\n");
+        return false;
     }
     if (nStars == 0) {
-	psLogMsg ("psastro", 2, "skipping astrometry analysis : no stars\n");
-	return true;
+        psLogMsg ("psastro", 2, "skipping astrometry analysis : no stars\n");
+        return false;
     }
 
@@ -35,17 +35,17 @@
     psArray *refs = psastroLoadRefstars(config);
     if (!refs) {
-	psError (PSASTRO_ERR_UNKNOWN, false, "failed to load reference data\n");
-	return false;
+        psError (PSASTRO_ERR_UNKNOWN, false, "failed to load reference data\n");
+        return false;
     }
     if (refs->n == 0) {
         psError(PSASTRO_ERR_REFSTARS, true, "no reference stars found");
         psFree(refs);
-        return NULL;
+        return false;
     }
 
     if (!psastroChooseRefstars (config, refs)) {
-	psError (PSASTRO_ERR_UNKNOWN, false, "failed to select reference data for chips\n");
+        psError (PSASTRO_ERR_UNKNOWN, false, "failed to select reference data for chips\n");
         psFree(refs);
-	return false;
+        return false;
     }
 
@@ -53,28 +53,28 @@
     bool chipastro = psMetadataLookupBool (&status, config->arguments, "PSASTRO.CHIP.MODE");
     if (!status) {
-	chipastro = psMetadataLookupBool (&status, recipe, "PSASTRO.CHIP.MODE");
+        chipastro = psMetadataLookupBool (&status, recipe, "PSASTRO.CHIP.MODE");
     }
     bool mosastro  = psMetadataLookupBool (&status, config->arguments, "PSASTRO.MOSAIC.MODE");
     if (!status) {
-	mosastro  = psMetadataLookupBool (&status, recipe, "PSASTRO.MOSAIC.MODE");
+        mosastro  = psMetadataLookupBool (&status, recipe, "PSASTRO.MOSAIC.MODE");
     }
     if (!chipastro && !mosastro) {
-	psLogMsg ("psastro", 3, "no astrometry mode selected, assuming chip astrometry\n");
-	chipastro = true;
+        psLogMsg ("psastro", 3, "no astrometry mode selected, assuming chip astrometry\n");
+        chipastro = true;
     }
 
     if (chipastro) {
-	if (!psastroChipAstrom (config)) {
-	    psError (PSASTRO_ERR_UNKNOWN, false, "failed to perform single chip astrometry\n");
-	    psFree(refs);
-	    return false;
-	}
-    } 
+        if (!psastroChipAstrom (config)) {
+            psError (PSASTRO_ERR_UNKNOWN, false, "failed to perform single chip astrometry\n");
+            psFree(refs);
+            return false;
+        }
+    }
     if (mosastro) {
-	if (!psastroMosaicAstrom (config)) {
-	    psError (PSASTRO_ERR_UNKNOWN, false, "failed to perform mosaic camera astrometry\n");
-	    psFree(refs);
-	    return false;
-	}
+        if (!psastroMosaicAstrom (config)) {
+            psError (PSASTRO_ERR_UNKNOWN, false, "failed to perform mosaic camera astrometry\n");
+            psFree(refs);
+            return false;
+        }
     }