From 840551ebdb6ca09ab733081dd0e92daee73ba900 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <e.dolstra@tudelft.nl>
Date: Wed, 21 Jan 2004 16:41:17 +0000
Subject: [PATCH] * Extra bit `S' in `--query --status' output: show whether
 there are   any substitutes for the derivation.

---
 src/nix-env/main.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/nix-env/main.cc b/src/nix-env/main.cc
index eaa11fe25..a2e9b119a 100644
--- a/src/nix-env/main.cc
+++ b/src/nix-env/main.cc
@@ -606,10 +606,12 @@ static void opQuery(Globals & globals,
                 installedPaths.insert(i->second.outPath);
             
             for (DrvInfos::iterator i = drvs.begin(); i != drvs.end(); ++i) {
-                cout << format("%1%%2% %3%\n")
+                Paths subs = querySubstitutes(i->second.drvPath);
+                cout << format("%1%%2%%3% %4%\n")
                     % (installedPaths.find(i->second.outPath)
                         != installedPaths.end() ? 'I' : '-')
                     % (isValidPath(i->second.outPath) ? 'P' : '-')
+                    % (subs.size() > 0 ? 'S' : '-')
                     % i->second.name;
             }
             break;