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-rw-r--r--nix/nix-daemon/guix-daemon.cc9
-rw-r--r--nix/nix-daemon/nix-daemon.cc8
2 files changed, 8 insertions, 9 deletions
diff --git a/nix/nix-daemon/guix-daemon.cc b/nix/nix-daemon/guix-daemon.cc
index f47d142612..73962af584 100644
--- a/nix/nix-daemon/guix-daemon.cc
+++ b/nix/nix-daemon/guix-daemon.cc
@@ -474,15 +474,8 @@ main (int argc, char *argv[])
       settings.set ("substitute-urls", GUIX_SUBSTITUTE_URLS);
 
 #ifdef HAVE_DAEMON_OFFLOAD_HOOK
-      /* Use our build hook for distributed builds by default.  */
+      /* Use 'guix offload' for distributed builds by default.  */
       settings.useBuildHook = true;
-      if (getenv ("NIX_BUILD_HOOK") == NULL)
-	{
-	  std::string build_hook;
-
-	  build_hook = settings.nixLibexecDir + "/offload";
-	  setenv ("NIX_BUILD_HOOK", build_hook.c_str (), 1);
-	}
 #else
       /* We are not installing any build hook, so disable it.  */
       settings.useBuildHook = false;
diff --git a/nix/nix-daemon/nix-daemon.cc b/nix/nix-daemon/nix-daemon.cc
index 56137701a1..f29bcd2eab 100644
--- a/nix/nix-daemon/nix-daemon.cc
+++ b/nix/nix-daemon/nix-daemon.cc
@@ -580,8 +580,14 @@ static void performOp(bool trusted, unsigned int clientVersion,
             settings.set("build-max-silent-time", std::to_string(readInt(from)));
         }
 
-        if (GET_PROTOCOL_MINOR(clientVersion) >= 2)
+        if (GET_PROTOCOL_MINOR(clientVersion) >= 2) {
+#ifdef HAVE_DAEMON_OFFLOAD_HOOK
             settings.useBuildHook = readInt(from) != 0;
+#else
+	    readInt(from);			  // ignore the user's setting
+#endif
+	}
+
         if (GET_PROTOCOL_MINOR(clientVersion) >= 4) {
             settings.buildVerbosity = (Verbosity) readInt(from);
             logType = (LogType) readInt(from);