01/03: daemon: Remove pre-Guix hack.

[guix-commits]

civodul pushed a commit to branch master
in repository guix.

commit d4fac4be0d1bca80a8e78d217b33f887a2843b74
Author: Ludovic Courtès <ludo@gnu.org>
AuthorDate: Sun Nov 29 23:21:51 2020 +0100

    daemon: Remove pre-Guix hack.
    
    * nix/libstore/build.cc (DerivationGoal::startBuilder): Remove
    "NIX_OUTPUT_CHECKED" hack.
---
 nix/libstore/build.cc | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/nix/libstore/build.cc b/nix/libstore/build.cc
index c894d72..70ee354 100644
--- a/nix/libstore/build.cc
+++ b/nix/libstore/build.cc
@@ -1638,12 +1638,6 @@ void DerivationGoal::startBuilder()
        getdents returns the inode of the mount point). */
     env["PWD"] = tmpDirInSandbox;
 
-    /* Compatibility hack with Nix <= 0.7: if this is a fixed-output
-       derivation, tell the builder, so that for instance `fetchurl'
-       can skip checking the output.  On older Nixes, this environment
-       variable won't be set, so `fetchurl' will do the check. */
-    if (fixedOutput) env["NIX_OUTPUT_CHECKED"] = "1";
-
     /* *Only* if this is a fixed-output derivation, propagate the
        values of the environment variables specified in the
        `impureEnvVars' attribute to the builder.  This allows for