From b762f4df7f6b8d0a4b306fc7e1c2633c4802d1c2 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <e.dolstra@tudelft.nl>
Date: Wed, 9 Apr 2003 12:37:49 +0000
Subject: [PATCH] * In `fix --instantiate', only print out the hashes of the
 Nix   descriptors generated out of Fix descriptors specified on the   command
 line.  This allows us to say:

    nix-switch $(fix -i ./test/fixdescriptors/system.fix)
---
 src/fix.cc | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/src/fix.cc b/src/fix.cc
index 8d5cc6bf8e..0d3ae9bff8 100644
--- a/src/fix.cc
+++ b/src/fix.cc
@@ -226,8 +226,6 @@ string instantiateDescriptor(string filename,
     if (rename(tmpFilename.c_str(), outFilename.c_str()))
         throw Error("cannot rename " + tmpFilename + " to " + outFilename);
 
-    cout << outFilename << endl;
-
     /* Register it with Nix. */
     registerFile(outFilename);
 
@@ -245,7 +243,7 @@ void instantiateDescriptors(Strings filenames)
          it != filenames.end(); it++)
     {
         string filename = absPath(*it);
-        instantiateDescriptor(filename, done);
+        cout << instantiateDescriptor(filename, done) << endl;
     }
 }