From de44764f21a454d4543a8539b6fd45576984f0fe Mon Sep 17 00:00:00 2001
From: Alexandre Esteves <alexfmpe@proton.me>
Date: Wed, 18 Feb 2026 02:43:28 +0000
Subject: [PATCH] haskellPackages.basement: fix on ghcjs

---
 .../haskell-modules/configuration-common.nix          |  7 +++----
 .../haskell-modules/patches/basement-ghcjs.patch      | 11 +++++++++++
 2 files changed, 14 insertions(+), 4 deletions(-)
 create mode 100644 pkgs/development/haskell-modules/patches/basement-ghcjs.patch

diff --git a/pkgs/development/haskell-modules/configuration-common.nix b/pkgs/development/haskell-modules/configuration-common.nix
index 662c682aaf17..3cb4d376fb13 100644
--- a/pkgs/development/haskell-modules/configuration-common.nix
+++ b/pkgs/development/haskell-modules/configuration-common.nix
@@ -494,6 +494,7 @@ with haskellLib;
   jpeg-turbo = dontCheck super.jpeg-turbo;
   JuicyPixels-jpeg-turbo = dontCheck super.JuicyPixels-jpeg-turbo;
 
+  # Repo is archived, package is abandoned: https://github.com/haskell-foundation/foundation
   basement = appendPatches [
     # Fixes compilation for basement on i686
     # https://github.com/haskell-foundation/foundation/pull/573
@@ -503,10 +504,8 @@ with haskellLib;
       sha256 = "17kz8glfim29vyhj8idw8bdh3id5sl9zaq18zzih3schfvyjppj7";
       stripLen = 1;
     })
-
-    # Fixes compilation on windows
-    # Repo is archived, package is abandoned: https://github.com/haskell-foundation/foundation
-    ./patches/basement-add-cast.patch
+    ./patches/basement-add-cast.patch # Fixes compilation on windows
+    ./patches/basement-ghcjs.patch # Fixes compilation on ghcjs
 
   ] super.basement;
 
diff --git a/pkgs/development/haskell-modules/patches/basement-ghcjs.patch b/pkgs/development/haskell-modules/patches/basement-ghcjs.patch
new file mode 100644
index 000000000000..aa858a9c9b48
--- /dev/null
+++ b/pkgs/development/haskell-modules/patches/basement-ghcjs.patch
@@ -0,0 +1,11 @@
+diff --git a/basement.cabal b/basement.cabal
+index f85f617..1484ad7 100644
+--- a/basement.cabal
++++ b/basement.cabal
+@@ -156,4 +156,5 @@ library
+   else
+     cpp-options: -DARCH_IS_UNKNOWN_ENDIAN
+   include-dirs:      cbits
+-  c-sources:         cbits/foundation_mem.c
++  if !os(ghcjs)
++    c-sources:       cbits/foundation_mem.c