Extract ghidra derivation into its own file

2 files changed, 25 insertions, 28 deletions

diff --git a/modules/home/ghidra.nix b/modules/home/ghidra.nix
new file mode 100644
index 0000000..be73c36
--- /dev/null
+++ b/modules/home/ghidra.nix
@@ -0,0 +1,21 @@
+{ pkgs }:
+let
+  pyghidra = pkgs.python3Packages.buildPythonPackage {
+    pname = "pyghidra";
+    version = "2.2.1";
+    format = "wheel";
+    src = "${pkgs.ghidra}/lib/ghidra/Ghidra/Features/PyGhidra/pypkg/dist/pyghidra-2.2.1-py3-none-any.whl";
+    propagatedBuildInputs = with pkgs.python3Packages; [
+      jpype1
+      packaging
+    ];
+  };
+  ghidraPython = pkgs.python3.withPackages (_: [ pyghidra ]);
+in
+pkgs.runCommand "ghidra" { buildInputs = [ pkgs.makeWrapper ]; } ''
+  mkdir -p $out/bin
+  makeWrapper ${ghidraPython}/bin/python3 $out/bin/ghidra \
+    --add-flags "-m pyghidra.ghidra_launch --install-dir ${pkgs.ghidra}/lib/ghidra -g ghidra.GhidraRun" \
+    --set JAVA_HOME ${pkgs.jdk21} \
+    --prefix PATH : ${pkgs.jdk21}/bin
+''
diff --git a/modules/home/re.nix b/modules/home/re.nix
index 451d1fe..2185024 100644
--- a/modules/home/re.nix
+++ b/modules/home/re.nix
@@ -4,34 +4,10 @@
   inputs,
   ...
 }:
-let
-  pyghidra = pkgs.python3Packages.buildPythonPackage {
-    pname = "pyghidra";
-    version = "2.2.1";
-    format = "wheel";
-    src = "${pkgs.ghidra}/lib/ghidra/Ghidra/Features/PyGhidra/pypkg/dist/pyghidra-2.2.1-py3-none-any.whl";
-    propagatedBuildInputs = with pkgs.python3Packages; [
-      jpype1
-      packaging
-    ];
-  };
-  ghidraPython = pkgs.python3.withPackages (_: [ pyghidra ]);
-in
 {
-  home.packages = with pkgs; [
-    binaryninja-free
-    avalonia-ilspy
-    (symlinkJoin {
-      name = "ghidra";
-      paths = [ ghidra ];
-      buildInputs = [ makeWrapper ];
-      postBuild = ''
-        rm $out/bin/ghidra
-        makeWrapper ${ghidraPython}/bin/python3 $out/bin/ghidra \
-          --add-flags "-m pyghidra.ghidra_launch --install-dir ${ghidra}/lib/ghidra -g ghidra.GhidraRun" \
-          --set JAVA_HOME ${pkgs.jdk21} \
-          --prefix PATH : ${pkgs.jdk21}/bin
-      '';
-    })
+  home.packages = [
+    pkgs.binaryninja-free
+    pkgs.avalonia-ilspy
+    (import ./ghidra.nix { inherit pkgs; })
   ];
 }