From 809f525f6d99f72c7a5324d616b80d700f02589c Mon Sep 17 00:00:00 2001
From: ccicnce113424 <ccicnce113424@gmail.com>
Date: Wed, 25 Mar 2026 03:06:09 +0800
Subject: [PATCH] eglexternalplatform: add update script and setup hook, add
 maintainer

---
 .../eg/eglexternalplatform/package.nix        | 22 ++++++++--
 .../eg/eglexternalplatform/setup-hook.sh      | 43 +++++++++++++++++++
 2 files changed, 62 insertions(+), 3 deletions(-)
 create mode 100644 pkgs/by-name/eg/eglexternalplatform/setup-hook.sh

diff --git a/pkgs/by-name/eg/eglexternalplatform/package.nix b/pkgs/by-name/eg/eglexternalplatform/package.nix
index 3208fbcd02eb..c8ac9db06298 100644
--- a/pkgs/by-name/eg/eglexternalplatform/package.nix
+++ b/pkgs/by-name/eg/eglexternalplatform/package.nix
@@ -4,6 +4,9 @@
   fetchFromGitHub,
   meson,
   ninja,
+  buildPackages,
+  replaceVars,
+  nix-update-script,
 }:
 
 stdenv.mkDerivation (finalAttrs: {
@@ -11,9 +14,9 @@ stdenv.mkDerivation (finalAttrs: {
   version = "1.2.1";
 
   src = fetchFromGitHub {
-    owner = "Nvidia";
+    owner = "NVIDIA";
     repo = "eglexternalplatform";
-    rev = finalAttrs.version;
+    tag = finalAttrs.version;
     hash = "sha256-tDKh1oSnOSG/XztHHYCwg1tDB7M6olOtJ8te+uan9ko=";
   };
 
@@ -22,11 +25,24 @@ stdenv.mkDerivation (finalAttrs: {
     ninja
   ];
 
+  setupHook = replaceVars ./setup-hook.sh {
+    jq = lib.getExe buildPackages.jq;
+    sponge = lib.getExe' buildPackages.moreutils "sponge";
+  };
+
+  strictDeps = true;
+  __structuredAttrs = true;
+
+  passthru.updateScript = nix-update-script { extraArgs = [ "--use-github-releases" ]; };
+
   meta = {
     description = "EGL External Platform interface";
     homepage = "https://github.com/NVIDIA/eglexternalplatform";
     license = lib.licenses.mit;
     platforms = lib.platforms.linux ++ lib.platforms.freebsd;
-    maintainers = with lib.maintainers; [ hedning ];
+    maintainers = with lib.maintainers; [
+      hedning
+      ccicnce113424
+    ];
   };
 })
diff --git a/pkgs/by-name/eg/eglexternalplatform/setup-hook.sh b/pkgs/by-name/eg/eglexternalplatform/setup-hook.sh
new file mode 100644
index 000000000000..2beca684e793
--- /dev/null
+++ b/pkgs/by-name/eg/eglexternalplatform/setup-hook.sh
@@ -0,0 +1,43 @@
+# shellcheck shell=bash
+
+absolutizeIcdLibraryPath() {
+  local jsonFile="$1"
+  local libPath="$2"
+
+  if [[ -z "$jsonFile" || -z "$libPath" ]]; then
+    nixErrorLog "absolutizeIcdLibraryPath: expected <json-file> <library-prefix>"
+    return 1
+  fi
+
+  if [[ ! -f "$jsonFile" ]]; then
+    nixErrorLog "absolutizeIcdLibraryPath: JSON file not found: $jsonFile"
+    return 1
+  fi
+
+  @jq@ --arg lib "$libPath" \
+    '.ICD.library_path |= $lib + .' \
+    "$jsonFile" | @sponge@ "$jsonFile"
+}
+
+fixupEglExternalPlatformIcdJsonHook() {
+  case "${absolutizeEglExternalPlatformIcdJson-}" in
+    1|true|yes) ;;
+    *) return 0 ;;
+  esac
+
+  local jsonDir="$prefix/share/egl/egl_external_platform.d"
+
+  if [[ ! -d "$jsonDir" ]]; then
+    return 0
+  fi
+
+  local f
+  for f in "$jsonDir"/*.json; do
+    if [[ ! -e "$f" ]]; then
+      continue
+    fi
+    absolutizeIcdLibraryPath "$f" "$prefix/lib/"
+  done
+}
+
+fixupOutputHooks+=(fixupEglExternalPlatformIcdJsonHook)