From 88f36d2694840816f01ee1436867533669757437 Mon Sep 17 00:00:00 2001
From: Artturin <Artturin@artturin.com>
Date: Fri, 6 Jan 2023 22:19:06 +0200
Subject: gzip: make reproducible when GZIP_NO_TIMESTAMPS is set

the logic can be tested with

```
$ GZIP_NO_TIMESTAMPS=1 && echo "${GZIP_NO_TIMESTAMPS:+-n }"
-n
$ unset GZIP_NO_TIMESTAMPS && echo "${GZIP_NO_TIMESTAMPS:+-n }"

```
---
 pkgs/stdenv/generic/setup.sh | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'pkgs/stdenv')

diff --git a/pkgs/stdenv/generic/setup.sh b/pkgs/stdenv/generic/setup.sh
index c6cdb6c3df7..4047d8f4ea2 100644
--- a/pkgs/stdenv/generic/setup.sh
+++ b/pkgs/stdenv/generic/setup.sh
@@ -1348,6 +1348,10 @@ showPhaseFooter() {
 
 
 genericBuild() {
+    # variable used by our gzip wrapper to add -n.
+    # gzip is in common-path.nix and is added to nix-shell but we only want to change its behaviour in nix builds. do not move to a setupHook in gzip.
+    export GZIP_NO_TIMESTAMPS=1
+
     if [ -f "${buildCommandPath:-}" ]; then
         source "$buildCommandPath"
         return
-- 
cgit 1.4.1