Subject: [bug#64738] [PATCH] gnu: Make Mesa use zstd compression for shader cache instead of zlib.

From: Sigve Sudland <[email-masked]>
Date: Wed, 19 Jul 2023 23:02:34 +0200

* gnu/packages/gl.scm (mesa): Enable zstd compression.
---
 gnu/packages/gl.scm | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/gl.scm b/gnu/packages/gl.scm
index 1691086e1a..2f54d8553d 100644
--- a/gnu/packages/gl.scm
+++ b/gnu/packages/gl.scm
@@ -299,7 +299,8 @@ (define-public mesa
            libxvmc
            llvm-for-mesa
            wayland
-           wayland-protocols))
+           wayland-protocols
+           `(,zstd "lib")))
     (native-inputs
      (list bison
            flex
@@ -362,6 +363,9 @@ (define-public mesa
          ;; Enable the codecs that were built by default as part of the
          ;; 21.3.x releases to avoid functionality regressions.
          "-Dvideo-codecs=vc1dec,h264dec,h264enc,h265dec,h265enc"
+
+         ;; Enable ZSTD compression for shader cache
+         "-Dzstd=enabled"

          ;; Also enable the tests.
          "-Dbuild-tests=true"

base-commit: ebb54e6a5fba36a571ed239398ee3e0307a91c26
--
2.41.0